CN210691821U

CN210691821U - Geography demonstration instrument

Info

Publication number: CN210691821U
Application number: CN201920835562.6U
Authority: CN
Inventors: 郭月霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-04
Filing date: 2019-06-04
Publication date: 2020-06-05
Anticipated expiration: 2029-06-04

Abstract

The utility model discloses a geography demonstration instrument, which comprises a fixed base body, a load iron block, a rubber sucker, a fixed connecting rod, an arc-shaped fixed frame, a group of relative rotary fixed frames, a rotary connecting shaft and a globe model, the weight bearing iron block is arranged inside the fixed base body, the rubber sucker is arranged on the lower surface of the fixed base body, and is fixedly connected with the load iron block, the fixed connecting rod is arranged on the upper surface of the fixed base body, the arc-shaped fixed frames are arranged on the upper surface of the fixed connecting rod, the group of opposite rotary fixed frames are respectively arranged at two ends of the arc-shaped fixed frames, the rotary connecting shaft is arranged between the group of opposite rotary fixed frames, and the globe model is arranged on the rotary connecting shaft, and the fixed base body is provided with a rotation and revolution demonstration mechanism. The beneficial effects of the utility model are that, convenient operation, the practicality is strong.

Description

Geography demonstration instrument

Technical Field

The utility model relates to a geography teaching demonstration equipment technical field specifically is a geography demonstration appearance.

Background

Earth rotation, earth is the rotation of east to west around the axis of rotation, see to be anticlockwise rotation from the sky above the north pole, see to be clockwise rotation from the sky above the south pole, various theories about earth rotation are still all hypothesis at present, earth rotation is an important motion form of earth, earth revolution is exactly earth rotates around the sun according to certain orbit, earth rotation revolution demonstration teaching aid that geography teaching was used is exactly that geography teaching is with demonstration teaching aid, traditional geography teaching is comparatively single with demonstration teaching aid function, the demonstration effect is not good, and easy deformation damages, and life is shorter.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a geography demonstration appearance has solved the function singleness, and the demonstration effect is not good, problem that life is short.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a geography demonstration instrument comprises a fixed base body, a load iron block, a rubber sucker, a fixed connecting rod, an arc-shaped fixed frame, a group of opposite rotary fixed frames, a rotary connecting shaft and a globe model, the weight bearing iron block is arranged inside the fixed base body, the rubber sucker is arranged on the lower surface of the fixed base body, and is fixedly connected with the load iron block, the fixed connecting rod is arranged on the upper surface of the fixed base body, the arc-shaped fixed frames are arranged on the upper surface of the fixed connecting rod, the group of opposite rotary fixed frames are respectively arranged at two ends of the arc-shaped fixed frames, the rotary connecting shaft is arranged between the group of opposite rotary fixed frames, the globe model is arranged on the rotary connecting shaft, and the fixed base body is provided with a rotation and revolution demonstration mechanism;

the rotation and revolution demonstration mechanism comprises: the device comprises a servo motor, a driving gear, a driven gear, a first belt pulley, an inclined L-shaped fixing plate, a rotating seat, a threaded driving rod, an Contraband-shaped threaded rack, a sun model and a lighting lamp;

servo motor installs on the arc mount, and rotatory end passes the arc mount, the driving gear is installed and is served at servo motor rotation, driven gear install rotate connecting axle one end, and with the driving gear interlock, first belt pulley is installed and is being rotated on the connecting axle other end, slope L type fixed plate is installed in unable adjustment base body upper surface one side, the roating seat is installed at slope L type fixed plate upper surface, the screw thread actuating lever is installed on the roating seat, and passes slope L type fixed plate, Contraband type thread frame suit is on the screw thread actuating lever, and with screw thread actuating lever threaded connection, solar model installs inside Contraband type thread frame, the light is installed on solar model.

Preferably, longitude lines are engraved on the globe model, and latitude lines are engraved on the globe model.

Preferably, a second belt pulley is installed on the threaded driving rod, and a belt is installed between the second belt pulley and the first belt pulley.

Preferably, the upper surface of the inclined L-shaped fixing plate is provided with a T-shaped fixing rod, one side of the Contraband-shaped threaded rack is provided with a fixing sleeve, and the fixing sleeve is connected with the T-shaped fixing rod in a sliding manner.

Preferably, the arc-shaped fixing frame is provided with a motor fixing box, and the servo motor is arranged in the motor fixing box.

The utility model provides a geography demonstration appearance possesses following beneficial effect, demonstration earth rotation and revolution that this device can be effectively right, rotation through servo motor drive globe model rotation demonstration earth rises through belt pulley and belt drive Contraband type screw thread frame, and Contraband type screw thread frame drives the rising of sun model and shines the globe model through the light, demonstrates the earth and rotates around the sun, and is multiple functional, and the demonstration is effectual to can attract student's interest in learning.

Drawings

Fig. 1 is a schematic structural view of a geographic demonstration instrument according to the present invention.

Fig. 2 is a schematic structural diagram of the globe model of the present invention.

Fig. 3 is a partial schematic view of the rotation and revolution demonstration mechanism of the present invention.

In the figure: 1. a fixed base body; 2. a weight bearing iron block; 3. a rubber suction cup; 4. a fixed connecting rod; 5. an arc-shaped fixing frame; 6. a set of opposing rotational mounts; 7. rotating the connecting shaft; 8. a globe model; 9. a servo motor; 10. a driving gear; 11. a driven gear; 12. a first belt pulley; 13. an inclined L-shaped fixing plate; 14. a rotating base; 15. a threaded drive rod; 16. contraband type screw rack; 17. a sun model; 18. an illuminating lamp; 19. a longitude line; 20. a latitude line; 21. a second belt pulley; 22. a belt; 23. a T-shaped fixing rod; 24. fixing the sleeve; 25. and a motor fixing box.

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 geography demonstration instrument comprises a fixed base body 1, a heavy-duty iron block 2 is arranged in the fixed base body 1, a rubber sucker 3 is arranged on the lower surface of the fixed base body 1, the rubber sucker 3 is fixedly connected with the heavy-duty iron block 2, a fixed connecting rod 4 is arranged on the upper surface of the fixed base body 1, an arc-shaped fixing frame 5 is arranged on the fixed connecting rod 4, a group of opposite rotary fixing frames 6 are arranged on the arc-shaped fixing frame 5, a rotary connecting shaft 7 is arranged between the group of opposite rotary fixing frames 6, one end of the rotary connecting shaft 7 extends out of the group of opposite rotary fixing frames 6, a globe model 8 is arranged on the rotary connecting shaft 7, a longitude line 19 is carved on the globe model 8, a latitude line 20 is carved on the globe model 8, a motor fixing box 25 is arranged on the arc-shaped fixing frame 5, the rotating end of a servo motor 9 penetrates through the arc-shaped fixed frame 5, a driving gear 10 is installed on the rotating end of the servo motor 9, a driven gear 11 is installed on a rotating connecting shaft 7 and meshed with the driving gear 11, a first belt pulley 12 is installed on the rotating connecting shaft 7, an inclined L-shaped fixing plate 13 is installed on the upper surface of a fixed base body 1, the inclined L-shaped fixing plate 13 is located on one side of the globe model 8, a rotating seat 14 is installed on the upper surface of the inclined L-shaped fixing plate 13, a threaded driving rod 15 is installed on the rotating seat 14 and penetrates through the inclined L-shaped fixing plate 13, an Contraband-shaped threaded frame 16 is installed on the threaded driving rod 15, a Contraband-shaped threaded frame 16 is in threaded connection with the threaded driving rod 15, a sun model 17 is installed in a Contraband-shaped threaded frame 16, an illuminating lamp 18 is installed on the, a belt 22 is arranged between the second belt pulley 21 and the first belt pulley 12, a T-shaped fixing rod 23 is arranged on the upper surface of the inclined L-shaped fixing plate 13, a fixing sleeve 24 is arranged on one side of the Contraband-shaped threaded rack 16, and the fixing sleeve 24 is connected with the T-shaped fixing rod 23 in a sliding mode.

The following electrical device models are used in the present case:

a servo motor: 23S16-0560-803J7-AA

The following is a description of the materials and shapes of the devices in this case:

fixing the base body: stainless steel material.

Arc mount: stainless steel material.

A globe model: and (3) plastic materials.

Inclined L-shaped fixing plate: stainless steel material.

The sun model is as follows: and (3) plastic materials.

All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet the control requirements, and specific connection and control sequences should be obtained.

Example (b): the model of controller is AQMD6010BLS, the signal output part and servo motor 9, the light 18 electric connection of controller, the controller carries out the controlling means operation through being connected with servo motor 9, light 18, and the power input end and the commercial power of controller are connected, supply power for the device through the commercial power.

When the globe demonstration table is used, a user places the fixed base body 1 on the upper surface of a display table or a desk, the fixed base body 1 is fixedly adsorbed through the rubber sucker 3, the weight of the fixed base body 1 is increased through the load iron block 2, the globe demonstration table is more stable when the globe demonstration table is placed, the servo motor 9 is started when the globe rotation is demonstrated, the rotating end of the servo motor 9 drives the driving gear 10 to rotate, the driving gear 10 is meshed with the driven gear 11 to drive the driven gear 11 to rotate, the driven gear 11 drives the rotating connecting shaft 7 to rotate on the group of opposite rotating fixing frames 6, the rotating connecting shaft 7 drives the globe model 8 to rotate on the arc fixing frame 5, when the globe demonstration table revolves around the sun, the belt 22 is installed on the belt pulley two 21 and the belt pulley one 12, the illuminating lamp 18 is turned on, the belt pulley two 21 is driven to rotate when the rotating connecting shaft 7 rotates, the, belt pulley 12 drives screw drive rod 15 and rotates on roating seat 14, it upwards moves to rotate Contraband type screw thread frame 16 through screw drive rod 15, Contraband type screw thread frame 16 drives sun model 17 and light 18 rebound, shine on longitude 19 and latitude line 20 on globe model 8 through light 18 light, the demonstration earth revolves around the sun, it is stable not to rock Contraband type screw thread frame 16 through the cooperation of T type dead lever 23 and fixed sleeve 24, and play spacing effect, complete functions, it is effectual to demonstrate, and can attract student's interest in learning.

Preferably, the rubber suction cup is made of rubber.

Preferably, the fixing sleeve is made of stainless steel.

Preferably, the T-shaped fixing rod is made of stainless steel.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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. A geography demonstration instrument comprises a fixed base body (1), a heavy iron block (2), a rubber sucker (3), a fixed connecting rod (4), an arc-shaped fixing frame (5), a group of relative rotary fixing frames (6), a rotary connecting shaft (7) and a globe model (8), wherein the heavy iron block (2) is arranged inside the fixed base body (1), the rubber sucker (3) is arranged on the lower surface of the fixed base body (1) and is fixedly connected with the heavy iron block (2), the fixed connecting rod (4) is arranged on the upper surface of the fixed base body (1), the arc-shaped fixing frame (5) is arranged on the upper surface of the fixed connecting rod (4), the group of relative rotary fixing frames (6) are respectively arranged at two ends of the arc-shaped fixing frame (5), the rotary connecting shaft (7) is arranged between the group of relative rotary fixing frames (6), the globe model is movably connected with the group of opposite rotary fixing frames (6), and the globe model (8) is arranged on a rotary connecting shaft (7), and is characterized in that a rotation and revolution demonstration mechanism is arranged on the fixed base body (1);

the rotation and revolution demonstration mechanism comprises: the device comprises a servo motor (9), a driving gear (10), a driven gear (11), a first belt pulley (12), an inclined L-shaped fixing plate (13), a rotating seat (14), a threaded driving rod (15), an Contraband-shaped threaded rack (16), a sun model (17) and an illuminating lamp (18);

the servo motor (9) is installed on the arc-shaped fixing frame (5), the rotating end of the servo motor (9) penetrates through the arc-shaped fixing frame (5), the driving gear (10) is installed on the rotating end of the servo motor (9), the driven gear (11) is installed at one end of the rotating connecting shaft (7) and meshed with the driving gear (10), the first belt pulley (12) is installed at the other end of the rotating connecting shaft (7), the inclined L-shaped fixing plate (13) is installed on one side of the upper surface of the fixing base body (1), the rotary seat (14) is installed on the upper surface of the inclined L-shaped fixing plate (13), the thread driving rod (15) is installed on the rotary seat (14) and penetrates through the inclined L-shaped fixing plate (13), the Contraband-shaped thread frame (16) is installed on the thread driving rod (15) in a sleeved mode and is in threaded connection with the, the solar model (17) is arranged inside the Contraband-type threaded rack (16), and the illuminating lamp (18) is arranged on the solar model (17).

2. A geographic demonstration aid according to claim 1 wherein the globe model (8) is inscribed with longitudinal lines (19) and the globe model (8) is inscribed with latitudinal lines (20).

3. A geographic demonstration aid according to claim 1 wherein a second pulley (21) is mounted on the threaded drive rod (15) and a belt (22) is mounted between the second pulley (21) and the first pulley (12).

4. A geographic demonstration instrument according to claim 1 wherein the T-shaped fixing rod (23) is mounted on the upper surface of the inclined L-shaped fixing plate (13), the fixing sleeve (24) is mounted on one side of the Contraband-shaped threaded rack (16), and the fixing sleeve (24) is slidably connected with the T-shaped fixing rod (23).

5. A geographical demonstration instrument according to claim 1 wherein said arc-shaped holder (5) is provided with a motor holding box (25) and said servo motor (9) is mounted in said motor holding box (25).