CN211181315U

CN211181315U - Model display device for mathematical education

Info

Publication number: CN211181315U
Application number: CN201921776576.1U
Authority: CN
Inventors: 杨茹
Original assignee: Shaanxi University of Technology
Current assignee: Shaanxi University of Technology
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-08-04
Anticipated expiration: 2029-10-22

Abstract

The utility model discloses a model display device for mathematical education, which comprises a box body, lifting rod bodies, a placing platform, a rotating device and a mounting device, wherein the interior of the box body is divided into a power cavity and a storage cavity, the two lifting rod bodies are symmetrically and vertically arranged in the power cavity, the lifting rod bodies comprise a rotating shaft and a sleeve which are in threaded connection, the upper end of the sleeve penetrates through the upper wall of the power cavity, a meshed gear is arranged on the rotating shaft and an output shaft of a first motor, the lower end surface of the placing platform is fixedly connected with the sleeve, the rotating device comprises a rotating disc and a second motor, the rotating disc is arranged on the placing platform through the rotation of a bearing, the mounting device comprises a plate body and a support rod, and the two support rods are hinged on the plate body, the back of box is provided with folding branch, can support the blackboard, makes things convenient for the teacher to combine the model to deduce and explain.

Description

Model display device for mathematical education

Technical Field

The utility model relates to a teaching equipment technical field, concretely relates to model display device is used in mathematical education.

Background

Display device is a device that is used for the show object specially, display device wide application in each field, rapid brisk development along with present education mode, more and more teaching mode begins to appear, in the mathematical education field, in order to give the student with audio-visual impression, consequently, often adopt some specific models to demonstrate, such as circular cone, terrace with edge and cylinder etc., the teacher is through handheld these models, demonstrate the student, this kind of display mode is more primitive, be difficult to realize lasting all-round show, consequently, need demonstrate with display device, there is not rotatory and shortcoming such as unchangeable height in geometric model display device for current mathematical education, so we propose a model display device for mathematical education.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome prior art not enough, now provide a model display device for mathematical education, the model is placed and is rotatable to carry out comprehensive show on the rolling disc, and the height position of the adjustable model of the body of rod that goes up and down can make things convenient for the show more, and the back of box is provided with folding branch, can support the blackboard, makes things convenient for the teacher to combine the model to deduce and explain.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a model display device for mathematical education, which is characterized in that the device comprises a box body, a lifting rod body, a placing platform, a rotating device and an erection device, the interior of the box body is divided into a power cavity and a storage cavity by a transverse clapboard, a first motor with a downward output shaft is fixedly arranged in the power cavity, the upper end surface of the power cavity is provided with an opening, two lifting rod bodies are symmetrically and vertically arranged in the power cavity, the lifting rod body comprises a rotating shaft and a sleeve which are connected by screw threads, the lower end of the rotating shaft is rotationally arranged on the clapboard, the upper end of the sleeve penetrates through the upper wall of the power cavity, one of the rotating shaft and the output shaft of the first motor are fixedly provided with a meshed gear, the placing platform is arranged on the box body, the lower end surface of the placing platform is fixedly connected with the sleeve, the rotating device comprises a rotating disc, the rolling disc is rotated through the bearing and is set up on placing the platform, the output shaft of second motor upwards runs through and places platform and tip and rolling disc fixed connection, the handing equipment includes plate body and branch, the plate body transversely fixes and sets up in the back of box, the fixed symmetry of lateral surface of plate body is provided with the connecting seat, branch articulates between the connecting seat through the pivot.

Furthermore, four corners of the lower end face of the box body are provided with walking wheels with brakes.

Furthermore, hinged box doors are arranged on the side faces of the power cavity and the storage cavity.

Furthermore, two be provided with the screw thread on the axis of rotation, all be fixed with the belt pulley on the axis of rotation, through the V belt transmission between the belt pulley.

Furthermore, a convex edge is fixedly arranged on the side face of the lower end of the sleeve.

Further, the second motor is located within the opening.

Furthermore, an external thread is arranged on the supporting rod, and the supporting rod is connected with a fastening nut through the thread.

(III) advantageous effects

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

1. the model is placed on the rolling disc, drives the rolling disc through the second motor and rotates, can carry out comprehensive show with the model, and the axis of rotation that first motor drove two lift body of rod rotates simultaneously for the sleeve stretches out or contracts, places the height of platform with this regulation, thereby adjusts the high position of model, can make things convenient for the show more.

2. The back of box is provided with the handing equipment, and the handing equipment includes plate body and branch, and the plate body transversely fixes and sets up in the back of box, and two branches articulate on the plate body, can play and utilize fastening nut restriction fixed its position with branch, and the blackboard is placed on the plate body, and the back of blackboard utilizes branch to support, and the front lower extreme of blackboard utilizes the box screens, and the blackboard makes things convenient for the teacher to combine the model to deduce and explain.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a structural sectional view of the present invention.

Fig. 3 is a usage state diagram of the present invention.

Fig. 4 is a back schematic view of a usage state diagram of the present invention.

1-a box body; 2-lifting rod body; 3-placing the table; 4-a rotating device; 5-erecting the device; 6-a separator; 7-a first motor; 8-walking wheels; 9-a belt pulley; 10-fastening a nut; 11-a power cavity; 12-a storage chamber; 13-opening; 14-a box door; 21-a rotating shaft; 22-a sleeve; 41-rotating disc; 42-a second motor; 51-a plate body; 52-strut; 53-a connecting seat; 54-external threads; 71-a gear; 91-V belt.

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, 2, 3 and 4, the model display device for mathematical education comprises a box body 1, lifting rod bodies 2, a placing table 3, a rotating device 4 and an erecting device 5, wherein the interior of the box body 1 is divided into a power cavity 11 and a storage cavity 12 by a transverse partition plate 6, a first motor 7 with a downward output shaft is fixedly arranged in the power cavity 11, an opening 13 is arranged on the upper end surface of the power cavity 11, the two lifting rod bodies 2 are symmetrically and vertically arranged in the power cavity 11, each lifting rod body 2 comprises a rotating shaft 21 and a sleeve 22 which are in threaded connection, the lower end of the rotating shaft 21 is rotatably arranged on the partition plate 6, the upper end of the sleeve 22 penetrates through the upper wall of the power cavity 11, a gear 71 which is meshed with the rotating shaft 21 and the output shaft of the first motor 7 is fixedly arranged on the upper wall of the box body 1, the placing table 3 is arranged on the box body 1, and the lower end surface of, rotating device 4 includes rolling disc 41 and second motor 42, rolling disc 41 passes through the bearing rotation and sets up on placing platform 3, the output shaft of second motor 42 upwards runs through and places platform 3 and tip and rolling disc 41 fixed connection, erection device 5 includes plate body 51 and branch 52, plate body 51 transversely fixes and sets up in the back of box 1, the fixed symmetry of lateral surface of plate body 51 is provided with connecting seat 53, branch 52 articulates between connecting seat 53 through the pivot.

Walking wheels 8 with brakes are arranged at four corners of the lower end face of the box body 1; the side surfaces of the power cavity 11 and the storage cavity 12 are both provided with a hinged door 14; threads are arranged on the two rotating shafts 21, belt pulleys 9 are fixedly arranged on the rotating shafts 21, and the belt pulleys 9 are driven by a triangular belt 91; the side surface of the lower end of the sleeve 22 is fixedly provided with a convex edge; the second motor 42 is positioned in the opening 13; the support rod 52 is provided with an external thread 54 and is in threaded connection with a fastening nut 10.

The utility model provides a model display device for mathematical education, when it is used specifically, the lower terminal surface four corners of box 1 is provided with the walking wheel 8 of area braking, it is convenient that the device moves entirely and stops, through the adjustable high position of placing platform 3 of the body of rod 2 that goes up and down, the inside fixed first motor 7 that is provided with the output shaft downwards of power chamber 11, two body of rod 2 that goes up and down are symmetrical vertically to be arranged in power chamber 11, body of rod 2 that goes up and down includes axis of rotation 21 and sleeve 22 of threaded connection, the lower extreme of axis of rotation 21 rotates and sets up on baffle 6, the upper end of sleeve 22 runs through the upper wall of power chamber 11, gear 71 that meshes is fixed to one of them axis of rotation 21 and the output shaft of first motor 7, all fixed belt pulley 9 that is provided with on the axis of rotation 21, through the V belt 91 transmission between the belt pulley 9, start first motor 7, thereby causing the sleeve 22 to extend or retract and adjusting the position of the placing table 3 to meet the height adjustment requirement.

The model is placed on rolling disc 41, start second motor 42, can drive rolling disc 41 and rotate, thereby carry out comprehensive show with the model, erection device 5 includes plate body 51 and branch 52, plate body 51 transversely fixes and sets up in the back of box 1, the fixed symmetry of lateral surface of plate body 51 is provided with connecting seat 53, branch 52 articulates between connecting seat 53 through the pivot, be provided with external screw thread 54 and threaded connection on the branch 52 and have fastening nut 10, can turn over branch 52 and go up, twist fastening nut 10 and paste fastening nut 53, thereby restriction branch 52 is in vertical state, the blackboard is placed on plate body 51, the back of blackboard utilizes branch 51 to support, the front lower extreme of blackboard utilizes box 1 screens, the blackboard makes things convenient for the teacher to combine the model to deduce and explain, storing chamber 12 conveniently places in debris.

The above-described embodiments 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 model display device for mathematical education which characterized in that: comprises a box body (1), lifting rod bodies (2), a placing table (3), a rotating device (4) and an erecting device (5), wherein the interior of the box body (1) is divided into a power cavity (11) and a storage cavity (12) through a transverse partition plate (6), a first motor (7) with an output shaft facing downwards is fixedly arranged in the power cavity (11), an opening (13) is arranged on the upper end face of the power cavity (11), the two lifting rod bodies (2) are symmetrically and vertically arranged in the power cavity (11), each lifting rod body (2) comprises a rotating shaft (21) and a sleeve (22) which are in threaded connection, the lower end of each rotating shaft (21) is rotatably arranged on the partition plate (6), the upper end of each sleeve (22) penetrates through the upper wall of the power cavity (11), and a gear (71) which is meshed with the output shaft of the first motor (7) is fixedly arranged on one rotating shaft (21), the utility model discloses a bearing of the building block, including placing platform (3), rotating device (4) including rolling disc (41) and second motor (42), rolling disc (41) rotate through the bearing and set up on placing platform (3), the output shaft of second motor (42) upwards runs through and places platform (3) and tip and rolling disc (41) fixed connection, erection device (5) include plate body (51) and branch (52), plate body (51) horizontal fixation sets up in the back of box (1), the fixed symmetry of lateral surface of plate body (51) is provided with connecting seat (53), branch (52) articulate between connecting seat (53) through the pivot.

2. The model display device for mathematical education as set forth in claim 1, wherein: and four corners of the lower end surface of the box body (1) are provided with walking wheels (8) with brakes.

3. The model display device for mathematical education as set forth in claim 1, wherein: hinged box doors (14) are arranged on the side surfaces of the power cavity (11) and the storage cavity (12).

4. The model display device for mathematical education as set forth in claim 1, wherein: two be provided with the screw thread on axis of rotation (21), all be fixed on axis of rotation (21) and be provided with belt pulley (9), through V belt (91) transmission between belt pulley (9).

5. The model display device for mathematical education as set forth in claim 1, wherein: the side face of the lower end of the sleeve (22) is fixedly provided with a convex edge.

6. The model display device for mathematical education as set forth in claim 1, wherein: the second motor (42) is located within the opening (13).

7. The model display device for mathematical education as set forth in claim 1, wherein: an external thread (54) is arranged on the supporting rod (52) and is in threaded connection with a fastening nut (10).