CN215376687U

CN215376687U - Coriolis force teaching demonstration device

Info

Publication number: CN215376687U
Application number: CN202122181839.8U
Authority: CN
Inventors: 陈红迁; 余永波; 俞俊男; 丁志鹏; 曹佳宁; 谷煜; 陈颖; 张少亮; 孙炜海; 赵越; 马智萌; 李转霞; 魏述燕; 杨班权; 董和媛
Original assignee: Academy of Armored Forces of PLA
Current assignee: Academy of Armored Forces of PLA
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2021-12-31
Anticipated expiration: 2031-09-08

Abstract

The utility model discloses a Coriolis force teaching demonstration device which comprises a box body, wherein a storage part is arranged on the inner side of the box body, a transmission part is arranged at the lower end of the storage part, a demonstration device body and a camera are respectively arranged at the upper end of the storage part, a turnover frame is arranged at the upper end of the box body, a display and a loudspeaker are respectively arranged at the lower end of the turnover frame, and a DSP (digital signal processor) controller and a microphone are respectively arranged on the right side of the box body. By adopting the structure, the storage part and the transmission part are arranged in the box body, the demonstration device body is arranged on the base plate, the second gear is driven to rotate by the rotation of the motor at the bottom of the inner side of the box body, the second gear drives the first gear to rotate by the gear chain, so that the screw rods can rotate simultaneously, and the base plate outside the screw rods can slide in the box body in a telescopic manner by the rotation of the screw rods, so that the demonstration device body can be conveniently stored in time after the demonstration is finished, and the danger of damage is avoided.

Description

Coriolis force teaching demonstration device

Technical Field

The utility model belongs to the field of demonstration devices, and particularly relates to a Coriolis force teaching demonstration device.

Background

Coriolis forces, also known in some places as coriolis forces, are a description of the deflection of a particle undergoing linear motion in a rotating system relative to linear motion produced by the rotating system due to inertia. The coriolis force is derived from the inertia of the motion of the object.

However, there are some limitations in the use of current coriolis force teaching presentation device, on the one hand the device demonstration finishes after can't carry out safe storage, this just leads to the device to be stricken badly very easily in the campus, on the other hand traditional presentation device the scope is limited in teaching visual angle, students can't audio-visually demonstrate the better observation of effect.

SUMMERY OF THE UTILITY MODEL

In view of the problems mentioned in the background art, the utility model aims to provide a Coriolis force teaching demonstration device to solve the problems that the demonstration device has no protection measures and the demonstration visual angle range of the demonstration device is limited.

The technical purpose of the utility model is realized by the following technical scheme:

the utility model provides a Coriolis force teaching presentation device, includes the box, the inboard of box is equipped with the receiving part, the lower extreme of receiving part is equipped with the driving medium, the upper end of receiving part is equipped with presentation device body and camera respectively, the upper end of box is equipped with the roll-over stand, the lower extreme of roll-over stand is equipped with display and loudspeaker respectively, the right side of box is equipped with DSP controller and microphone respectively.

Through adopting above-mentioned technical scheme, through setting up the box, at the setting of box storage and driving medium, can conveniently accomodate the protection to the presentation device body on the storage, can conveniently carry out better teaching demonstration to the presentation device body through setting up camera cooperation display and loudspeaker and microphone and DSP controller on the presentation device body.

Further, as preferred technical scheme, the equal fixedly connected with pillar in the lower extreme left and right sides of box, the lower extreme of pillar is equipped with spring damper, spring damper's lower extreme is equipped with the truckle.

Through adopting above-mentioned technical scheme, can make things convenient for the stable removal of box through the pillar lower extreme at the box sets up the truckle that has spring damper.

Further, as a preferred technical scheme, a pushing handle is fixedly connected to the left side of the box body.

Through adopting above-mentioned technical scheme, through set up the pushing hands on the box, can conveniently promote the box and remove.

Further, as preferred technical scheme, the containing part includes the mounting panel, mounting panel fixed mounting is in the inside left and right sides of box, the inside offside rotation of mounting panel and box is connected with the screw rod, the outside threaded connection of screw rod has the base plate, base plate sliding connection is in the inside of box, the equal fixed mounting of presentation device body and camera is in the upper end of base plate, the outside at the screw rod is established to the driving medium.

Through adopting above-mentioned technical scheme, through setting up the receiving part, rotate between mounting panel and box inside through the screw rod for base plate in the box is inside to be carried out flexible removal from top to bottom at the box, can conveniently accomodate the presentation device body on the base plate.

Further, as a preferred technical scheme, the left side and the right side of the base plate are both fixedly connected with sliding blocks, sliding grooves are formed in the box body, and the sliding blocks are in sliding connection with the sliding grooves.

Through adopting above-mentioned technical scheme, through set up the slider on the base plate, can make things convenient for the base plate to slide in the box that has the spout.

Further, as a preferred technical scheme, the driving medium includes a first gear, the first gear is arranged on the outer wall of the lower end of the screw rod, a motor is fixedly arranged at the bottom of the inner side of the box body, a second gear is fixedly arranged at the output end of the motor, and the outer sides of the first gear and the second gear are meshed and connected with the same toothed chain.

Through adopting above-mentioned technical scheme, through setting up the driving medium, utilize the motor rotation drive second gear of box inboard bottom to rotate, the first gear rotation of second gear utilization toothed chain transmission for the screw rod can rotate simultaneously.

Further, as a preferred technical scheme, a matching groove is formed in the bottom of the inner side of the box body, and the motor is fixedly installed in the matching groove.

Through adopting above-mentioned technical scheme, through the inboard configuration groove that sets up at the box, can conveniently install the motor.

Further, as preferred technical scheme, the roll-over stand includes a position groove and a commentaries on classics board, the left and right sides in the box upper end is seted up to the position groove, the inboard rotation in position groove is connected with the chassis, the upper end fixedly connected with screwed pipe of chassis, the lower extreme of commentaries on classics board is equipped with the thread groove, screwed pipe and thread groove are threaded connection, the lower extreme at changeing the board is all established to display and loudspeaker.

Through adopting above-mentioned technical scheme, through setting up the roll-over stand, rotate 90 degrees backs on the position groove through the chassis on the box for the chassis and the position groove avris notch of L shape support, then will have the commentaries on classics board of thread groove and screw thread rotation on the chassis that has the screwed pipe, can conveniently carry out angle modulation to changeing the board.

Further, as preferred technical scheme, 2 cameras are arranged, and the cameras are symmetrically arranged on the left side and the right side of the demonstration device body.

Through adopting above-mentioned technical scheme, through setting up 2 camera symmetries in the left and right sides of presentation device body, can make things convenient for the presentation device body to carry out the video collection.

Further, as a preferred technical scheme, the upper end of the rotating plate is fixedly connected with a handle, and the left side and the right side of the handle are both provided with a catching groove.

Through adopting above-mentioned technical scheme, through set up the handle that has the catching groove on changeing the board, can conveniently stimulate commentaries on classics board.

In summary, the utility model mainly has the following beneficial effects:

firstly, the containing part and the transmission part are arranged in the box body, the demonstration device body is arranged on the base plate, the second gear is driven to rotate by the rotation of the motor at the bottom of the inner side of the box body, the second gear drives the first gear to rotate by the aid of a toothed chain, so that the screw rods can rotate simultaneously, the base plate outside the screw rods can slide in the box body in a telescopic mode by the aid of the rotation of the screw rods, the demonstration device body can be conveniently contained in time after demonstration is finished, and damage danger is avoided;

secondly, after the underframe rotates on the position groove at the upper end of the box body for 90 degrees, the L-shaped underframe is abutted against the side notch of the position groove, then the rotating plate with the thread groove is rotated on the underframe with the solenoid, so that the angle of the rotating plate can be conveniently adjusted, the demonstration device body can be used for better teaching, the visual angle of a display can be conveniently expanded, and the problem of limited visual angle range is solved;

third, set up the camera through presentation device body both sides on the base plate and carry out the video recording collection, can form the teaching of many visual angles in the middle of the display on the commentaries on classics board of image transmission through the DSP controller after the collection is accomplished, the setting up of cooperation microphone makes the teacher can carry out the teaching demonstration of tone color collocation to in the quality of further improvement teaching demonstration.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is an extension view of the roll-over stand of the present invention;

FIG. 3 is an enlarged view of the structure at A of the present invention;

fig. 4 is a schematic diagram of a circuit connection module of the present invention.

Reference numerals: 1. the demonstration device comprises a box body, 2, a support column, 3, a spring shock absorber, 4, a caster, 5, a sliding groove, 6, a sliding block, 7, a containing piece, 701, a mounting plate, 702, a base plate, 703, a screw rod, 8, a matching groove, 9, a transmission piece, 901, a first gear, 902, a toothed chain, 903, a second gear, 904, a motor, 10, a demonstration device body, 11, a camera, 12, a pushing handle, 13, a turning frame, 131, a rotating plate, 132, a bottom frame, 133, a position groove, 134, a spiral pipe, 135, a threaded groove, 14, a display, 15, a loudspeaker, 16, a DSP controller, 17, a microphone, 18, a handle, 19 and a buckling groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1 to 4, the coriolis force teaching demonstration apparatus described in this embodiment includes a case 1, a receiving member 7 is disposed on an inner side of the case 1, a driving member 9 is disposed at a lower end of the receiving member 7, a demonstration apparatus body 10 and a camera 11 are respectively disposed at an upper end of the receiving member 7, a roll-over stand 13 is disposed at an upper end of the case 1, a display 14 and a speaker 15 are respectively disposed at a lower end of the roll-over stand 13, and a DSP controller 16 and a microphone 17 are respectively disposed at a right side of the case 1; the left side and the right side of the lower end of the box body 1 are fixedly connected with support columns 2, the lower ends of the support columns 2 are provided with spring shock absorbers 3, the lower ends of the spring shock absorbers 3 are provided with trundles 4, and the trundles 4 with the spring shock absorbers 3 are arranged at the lower ends of the support columns 2 of the box body 1, so that the box body 1 can be conveniently and stably moved; a push handle 12 is fixedly connected to the left side of the box body 1, and the push handle 12 is arranged on the box body 1, so that the box body 1 can be conveniently pushed to move; the number of the cameras 11 is 2, the cameras 11 are symmetrically arranged on the left side and the right side of the demonstration device body 10, and the 2 cameras 11 are symmetrically arranged on the left side and the right side of the demonstration device body 10, so that the demonstration device body 10 can conveniently collect videos; the upper end of the rotating plate 131 is fixedly connected with a handle 18, the left side and the right side of the handle 18 are both provided with a catching groove 19, the handle 18 with the catching groove 19 is arranged on the rotating plate 131, and the rotating plate 131 can be conveniently pulled; the angle of the camera 11 can be movably adjusted by matching with a bracket below the camera, and can be specifically set according to the online demonstration condition; the box mouth top of box 1 is equipped with places the piece, can make things convenient for roll-over stand 13 to carry out stable level and place.

The storage piece 7 and the transmission piece 9 are arranged on the box body 1, so that the demonstration device body 10 on the storage piece 7 can be conveniently stored and protected, and the problem that the traditional demonstration device body 10 is not stored and protected is effectively solved; better teaching demonstration can be conveniently carried out on the demonstration device body 10 by arranging the camera 11 on the demonstration device body 10 to match with the arrangement of the display 14, the loudspeaker 15, the microphone 17 and the DSP controller 16.

Example 2

Referring to fig. 2, on the basis of embodiment 1, in order to achieve the purpose of conveniently storing the demonstration apparatus body 10, the embodiment has an innovative design on the storage member 7 and the transmission member 9, specifically, the storage member 7 includes a mounting plate 701, the mounting plate 701 is fixedly mounted on the left and right sides inside the case 1, the mounting plate 701 and the inside of the case 1 are rotatably connected with a screw 703 in opposite sides, the outer side of the screw 703 is in threaded connection with a substrate 702, the substrate 702 is slidably connected inside the case 1, the demonstration apparatus body 10 and the camera 11 are both fixedly mounted on the upper end of the substrate 702, the transmission member 9 is arranged on the outer side of the screw 703, the screw 703 rotates between the mounting plate 701 and the inside of the case 1, so that the substrate 702 inside the case 1 moves up and down in a telescopic manner inside the case 1, and the demonstration apparatus body 10 on the substrate 702 can be conveniently stored; the left side and the right side of the base plate 702 are fixedly connected with sliding blocks 6, the sliding grooves 5 are formed in the box body 1, the sliding blocks 6 are in sliding connection with the sliding grooves 5, and the sliding blocks 6 are arranged on the base plate 702, so that the base plate 702 can conveniently slide in the box body 1 with the sliding grooves 5; the transmission part 9 comprises a first gear 901, the first gear 901 is arranged on the outer wall of the lower end of the screw 703, a motor 904 is fixedly arranged at the bottom of the inner side of the box body 1, a second gear 903 is fixedly arranged at the output end of the motor 904, the outer sides of the first gear 901 and the second gear 903 are meshed and connected with a same toothed chain 902, the motor 904 at the bottom of the inner side of the box body 1 is used for driving the second gear 903 to rotate, and the second gear 903 is used for driving the first gear 901 to rotate by using the toothed chain 902, so that the screw 703 can rotate simultaneously; the inboard bottom of box 1 is equipped with and joins in marriage groove 8, and motor 904 fixed mounting sets up at the inboard of box 1 and joins in marriage groove 8 in the inside of joining in marriage groove 8, can conveniently install motor 904.

Example 3

Referring to fig. 2 to 3, the present embodiment is based on embodiment 1, and in order to achieve the purpose of conveniently extending the demonstration viewing angle, the present embodiment innovatively designs the turning frame 13, specifically, the turning frame 13 includes a position groove 133 and a rotating plate 131, the position groove 133 is disposed on the left and right sides of the upper end of the box body 1, the inner side of the position groove 133 is rotatably connected with a bottom frame 132, the upper end of the bottom frame 132 is fixedly connected with a solenoid 134, the lower end of the rotating plate 131 is provided with a threaded groove 135, the solenoid 134 and the threaded groove 135 are in threaded connection, the display 14 and the speaker 15 are both disposed at the lower end of the rotating plate 131, after the bottom frame 132 rotates 90 degrees on the position groove 133 at the upper end of the box body 1, the L-shaped bottom frame 132 and the side groove 133 abut against each other, then the rotating plate 131 with the threaded groove 135 is screwed on the bottom frame 132 with the solenoid 134, so as to facilitate angle adjustment of the rotating plate 131, and the display 14 on the rotating plate 131 can synchronously amplify the effect on the two sides of the demonstration device body 10, the study reference of students is facilitated.

The use principle and the advantages are as follows: in the using process, firstly, after the bottom frame 132 is rotated for 90 degrees on the position groove 133 at the upper end of the box body 1, the L-shaped bottom frame 132 and the side notch of the position groove 133 are abutted, then the motor 904 at the bottom of the inner side of the box body 1 is used for rotating and driving the second gear 903 to rotate, the second gear 903 is used for driving the first gear 901 to rotate by using the toothed chain 902, so that the screw 703 can simultaneously rotate, the rotation of the screw 703 enables the base plate 702 outside the screw 703 to telescopically slide in the box body 1, so that the camera 11 on the base plate 702 and the demonstration device body 10 extend out of the box body 1, the rotating plate 131 with the threaded groove 135 is screwed on the bottom frame 132 with the threaded pipe 134 to rotate, as the rotating plate 131 is provided with the display 14 and the loudspeaker 15, the angle of the rotating plate 131 can be adjusted, finally, the demonstration video acquisition is carried out by arranging the cameras 11 at two sides of the demonstration device body 10, and the display 14 on the rotating plate 131 for image transmission can be formed into a multi-view angle teaching through the DSP controller 16 after the acquisition is completed, the arrangement of the microphone 17 is matched, so that teachers can perform teaching demonstration of sound and color matching.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A Coriolis force teaching demonstration device characterized in that: the novel multifunctional storage box is characterized by comprising a box body (1), wherein a storage piece (7) is arranged on the inner side of the box body (1), a transmission piece (9) is arranged at the lower end of the storage piece (7), a demonstration device body (10) and a camera (11) are respectively arranged at the upper end of the storage piece (7), a turning frame (13) is arranged at the upper end of the box body (1), a display (14) and a loudspeaker (15) are respectively arranged at the lower end of the turning frame (13), and a DSP (digital signal processor) controller (16) and a microphone (17) are respectively arranged on the right side of the box body (1).

2. The coriolis force teaching demonstration device of claim 1 further characterized in that: the equal fixedly connected with pillar (2) in the lower extreme left and right sides of box (1), the lower extreme of pillar (2) is equipped with spring damper (3), the lower extreme of spring damper (3) is equipped with truckle (4).

3. The coriolis force teaching demonstration device of claim 1 further characterized in that: the left side of the box body (1) is fixedly connected with a pushing handle (12).

4. The coriolis force teaching demonstration device of claim 1 further characterized in that: receiving part (7) includes mounting panel (701), mounting panel (701) fixed mounting is in the inside left and right sides of box (1), the inside offside rotation of mounting panel (701) and box (1) is connected with screw rod (703), the outside threaded connection of screw rod (703) has base plate (702), base plate (702) sliding connection is in the inside of box (1), the equal fixed mounting in the upper end of base plate (702) of presentation device body (10) and camera (11), establish the outside at screw rod (703) in driving medium (9).

5. The coriolis force teaching demonstration device of claim 4 further characterized by: the equal fixedly connected with slider (6) in the left and right sides of base plate (702), the inside of box (1) is equipped with spout (5), slider (6) and spout (5) are sliding connection.

6. The coriolis force teaching demonstration device of claim 4 further characterized by: the transmission part (9) comprises a first gear (901), the first gear (901) is arranged on the outer wall of the lower end of the screw rod (703), a motor (904) is fixedly installed at the bottom of the inner side of the box body (1), a second gear (903) is fixedly installed at the output end of the motor (904), and the outer sides of the first gear (901) and the second gear (903) are connected with the same toothed chain (902) in a meshed mode.

7. The coriolis force teaching demonstration device of claim 6 further characterized in that: the bottom of the inner side of the box body (1) is provided with a matching groove (8), and the motor (904) is fixedly arranged in the matching groove (8).

8. The coriolis force teaching demonstration device of claim 1 further characterized in that: roll-over stand (13) are including position groove (133) and commentaries on classics board (131), the left and right sides in box (1) upper end is seted up in position groove (133), the inboard rotation of position groove (133) is connected with chassis (132), the upper end fixedly connected with screwed pipe (134) of chassis (132), the lower extreme of changeing board (131) is equipped with thread groove (135), screwed pipe (134) and thread groove (135) are threaded connection, the lower extreme at commentaries on classics board (131) is all established in display (14) and loudspeaker (15).

9. The coriolis force teaching demonstration device of claim 4 further characterized by: the number of the cameras (11) is 2, and the cameras (11) are symmetrically arranged on the left side and the right side of the demonstration device body (10).

10. The coriolis force teaching demonstration device of claim 8 further characterized in that: the upper end fixedly connected with handle (18) of commentaries on classics board (131), catching groove (19) have all been seted up to the left and right sides of handle (18).