CN210639821U

CN210639821U - Case analysis device for political and economic teaching

Info

Publication number: CN210639821U
Application number: CN201921679708.9U
Authority: CN
Inventors: 黄艳
Original assignee: Liupanshui vocational technical college
Current assignee: Liupanshui vocational technical college
Priority date: 2019-10-09
Filing date: 2019-10-09
Publication date: 2020-05-29
Anticipated expiration: 2029-10-09

Abstract

The utility model belongs to the technical field of teaching aids, in particular to a case analysis device for political and economic teaching, which comprises a fixed table, wherein a supporting tube is fixedly connected to the upper surface of the fixed table, a sliding rod is arranged inside the supporting tube in a penetrating way, a supporting plate is fixedly connected to the side surface of the supporting tube, a sliding groove is arranged on the surface of the supporting plate, a sliding block is movably connected inside the sliding groove, a connecting plate is fixedly connected to the top end of the sliding block, and a limiting rod is fixedly connected to the side surface of the; the utility model discloses, through setting up show board and projecting apparatus for the staff is using the device to carry out the in-process of case analysis, starts the projecting apparatus through control switch, makes the projecting apparatus put in information on the show board surface, under the effect of projecting apparatus and show board, makes watching that people can be clear, thereby makes the staff lighter at the process that uses the device to carry out case analysis.

Description

Case analysis device for political and economic teaching

Technical Field

The utility model belongs to the technical field of teaching aid, concretely relates to case analysis device is used in political economics teaching.

Background

In political and economic teaching, case third analysis accounts for a very big part course proportion, present teaching generally adopts multimedia teaching to play the show case, and wherein the projecting apparatus is the equipment that most of teaching adopted, the projecting apparatus is one kind and utilizes optical element to enlarge the profile of work piece, and with its optical instrument of projection on the movie screen, current projecting apparatus, mostly adopt the curtain cloth to hang the blackboard top, the projecting apparatus is fixed to hang in the middle of the classroom, the existence can not carry the transfer use and the curtain cloth is easily blown by the wind, be not convenient for the student and watch, and then the process of influence teaching.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a case analysis device is used in political economics teaching has the characteristics of being convenient for adjust.

In order to achieve the above object, the utility model provides a following technical scheme: a case analysis device for political and economic teaching comprises a fixed table, wherein a supporting tube is fixedly connected to the upper surface of the fixed table, a slide rod penetrates through the supporting tube, a supporting plate is fixedly connected to the side surface of the supporting tube, a slide groove is formed in the surface of the supporting plate, a slide block is movably connected to the inside of the slide groove, a connecting plate is fixedly connected to the top end of the slide block, a limiting rod is fixedly connected to the side surface of the connecting plate, a movable groove is formed in the surface of the supporting tube, the limiting rod penetrates through the movable groove, a limiting groove is formed in the surface of the slide rod, the limiting grooves are arranged on the surface of the slide rod in a total number and are all arranged on the surface of the slide rod, the limiting rod is clamped in the limiting groove, a first telescopic rod is fixedly connected to the side surface of the connecting, the other end of the first telescopic rod is fixedly connected to the side face of the supporting tube.

Preferably, slide bar top fixedly connected with show board, fixed surface is connected with positive and negative motor on the fixed station, the other end fixedly connected with screw post of positive and negative motor output shaft, the screwed pipe has been cup jointed on the screw post ground, the screwed pipe drives fixed connection at show board lower surface, show board top fixedly connected with fixed block.

Preferably, the supporting seat has been cup jointed on the fixed block surface, fixing bolt wears to be equipped with on the supporting seat surface, fixed block and supporting seat pass through fixing bolt fixed connection, supporting seat top fixedly connected with bracing piece, the bracing piece side is provided with the connecting rod, adjusting bolt wears to be equipped with on the bracing piece surface, bracing piece and connecting rod pass through adjusting bolt fixed connection, connecting rod bottom fixedly connected with projecting apparatus.

Preferably, the fixed station bottom fixedly connected with base, the base is four in total, and is the rectangle and arranges in the fixed station bottom, the fixed station bottom is seted up flutedly, recess top fixedly connected with electric putter, electric putter bottom fixedly connected with second telescopic link, the second spring has been cup jointed on the second telescopic link surface, second telescopic link bottom fixedly connected with universal wheel.

Preferably, an energy storage bin is arranged inside the fixed table, a storage battery is arranged inside the energy storage bin, a control switch is arranged on the surface of the supporting tube, and a microprocessor is arranged inside the control switch.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses, through setting up show board and projecting apparatus, make the staff use the device to carry out the in-process of case analysis, start the projecting apparatus through control switch, make the projecting apparatus put in information on the show board surface, under the effect of projecting apparatus and show board, make people can be clear watch, thereby make the staff lighter in the process that uses the device to carry out case analysis, through setting up a screw thread post screwed pipe, make the staff at the in-process of adjusting the device's height, start the positive and negative motor operation through control switch, make the positive and negative motor drive the screw thread post and rotate, under the effect of screw thread post and screwed pipe, make the screwed pipe drive the show board and go up and down, thereby make the staff more convenient at the process of adjusting the device height.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

fig. 2 is a schematic structural view of a cross-sectional view in a middle elevation view of the present invention;

fig. 3 is a schematic structural view of a cross-sectional view of a middle side view of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 5 is an enlarged view of the structure at B in FIG. 3;

fig. 6 is a schematic perspective view of the fixing table of the present invention;

in the figure: 1. a fixed table; 2. supporting a tube; 3. a slide bar; 4. a display board; 5. a connecting plate; 6. a limiting rod; 7. a limiting groove; 8. a movable groove; 9. a first telescopic rod; 10. a first spring; 11. a chute; 12. a slider; 13. a positive and negative motor; 14. a threaded post; 15. a threaded pipe; 16. a fixed block; 17. a supporting seat; 18. fixing the bolt; 19. a support bar; 20. a connecting rod; 21. adjusting the bolt; 22. a projector; 23. a base; 24. a groove; 25. an electric push rod; 26. a second telescopic rod; 27. a second spring; 28. a universal wheel; 29. an energy storage bin; 30. a storage battery; 31. a control switch; 32. and a support plate.

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.

Examples

Referring to fig. 1-6, the present invention provides the following technical solutions: a case analysis device for political and economic teaching comprises a fixed station 1, wherein a supporting tube 2 is fixedly connected to the upper surface of the fixed station 1, a slide rod 3 penetrates through the supporting tube 2, a supporting plate 32 is fixedly connected to the side surface of the supporting tube 2, a sliding groove 11 is formed in the surface of the supporting plate 32, a sliding block 12 is movably connected to the inside of the sliding groove 11, a connecting plate 5 is fixedly connected to the top end of the sliding block 12, a limiting rod 6 is fixedly connected to the side surface of the connecting plate 5, a movable groove 8 is formed in the surface of the supporting tube 2, the limiting rod 6 penetrates through the movable groove 8, a limiting groove 7 is formed in the surface of the slide rod 3, a plurality of limiting grooves 7 are formed in total and are all arranged on the surface of the slide rod 3, the limiting rod 6 is clamped inside the limiting groove 7, a first telescopic rod 9, and the symmetrical arrangement is in the connecting plate 5 side, first spring 10 has been cup jointed on first telescopic link 9 surface through setting up first telescopic link 9 and first spring 10 for the staff is at the in-process of fixed the device height, under the effect of first telescopic link 9 and first spring 10, makes gag lever post 6 and spacing groove 7 inseparable laminating together, has avoided slide bar 3 to take place the skew at fixed in-process, thereby makes the staff lighter at the process of fixed the device height, the other end fixed connection of first telescopic link 9 is in stay tube 2 side.

Specifically, 3 top fixedly connected with show boards 4 of slide bar, fixed surface is connected with positive and negative motor 13 on the fixed station 1, the other end fixedly connected with screw post 14 of positive and negative motor 13 output shaft, screw post 14 ground has cup jointed screwed pipe 15, through setting up 14 screwed pipes 15 of screw post, makes the staff at the in-process of adjusting the device's height, starts positive and negative motor 13 through control switch 31 and moves, makes positive and negative motor 13 drive screw post 14 and rotate, under the effect of screw post 14 and screwed pipe 15, makes screwed pipe 15 drive show board 4 and go up and down, thereby makes the staff more convenient in the process of adjusting the device height, screwed pipe 15 drives fixed connection and is showing board 4 lower surface, show board 4 top fixedly connected with fixed block 16.

Specifically, the surface of the fixed block 16 is sleeved with a support seat 17, a fixed bolt 18 is arranged on the surface of the support seat 17 in a penetrating way, the fixed block 16 is fixedly connected with the supporting seat 17 through a fixed bolt 18, the top end of the supporting seat 17 is fixedly connected with a supporting rod 19, a connecting rod 20 is arranged on the side surface of the supporting rod 19, an adjusting bolt 21 is arranged on the surface of the supporting rod 19 in a penetrating way, the support rod 19 and the connecting rod 20 are fixedly connected through an adjusting bolt 21, the bottom end of the connecting rod 20 is fixedly connected with a projector 22, by arranging presentation board 4 and projector 22, the staff is enabled to, during case analysis using the apparatus, the projector 22 is activated by controlling the switch 31, so that the projector will throw information on the surface of the presentation board 4, under the action of the projector 22 and the display board 4, people can clearly see the case, so that the case analysis process of workers using the case analysis device is easier.

Specifically, 1 bottom fixedly connected with base 23 of fixed station, base 23 is total four, and is the rectangle and arranges in 1 bottom of fixed station, recess 24 has been seted up to 1 bottom of fixed station, 24 top fixedly connected with electric putter 25 of recess, electric putter 25 bottom fixedly connected with second telescopic link 26, second spring 27 has been cup jointed on second telescopic link 26 surface, 26 bottom fixedly connected with universal wheel 28 of second telescopic link, through control switch 31 control electric putter 25 extension, under electric putter 25's effect for universal wheel 28 and ground contact make base 23 break away from the contact with ground simultaneously, thereby make the staff more convenient at the process of removing the device.

Specifically, an energy storage bin 29 is arranged inside the fixed table 1, a storage battery 30 is arranged inside the energy storage bin 29, a control switch 31 is arranged on the surface of the support pipe 2, and a microprocessor is arranged inside the control switch 31.

The utility model discloses a theory of operation and use flow: the utility model discloses, when using, at first place the device in suitable position, when using the device to teach, at first through adjusting bolt 21, adjust the input angle of projecting apparatus 22, then start positive and negative motor 13 through control switch 31, then positive and negative motor 13 drives screw post 14 and rotates, screw post 14 drives screwed pipe 15 and moves upwards simultaneously, then screwed pipe 15 drives show board 4 and moves upwards, show board 4 drives slide bar 3 and moves upwards simultaneously, when show board 4 reaches required height, stop positive and negative motor 13's rotation through control switch 31, drag connecting plate 5 and move simultaneously, make gag lever post 6 joint inside spacing groove 7, under the effect of first telescopic link 9 and first spring 10, make gag lever post 6 and spacing groove 7 closely laminate, when people move the device, at first control electric putter 25 extension through control switch 31, the electric push rod 25 then moves the universal wheel 28 downwards, so that the universal wheel 28 is in contact with the ground, and at the same time, the base 23 is separated from the ground, and then the device is dragged to move.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a case analysis device is used in political economy teaching, includes fixed station (1), its characterized in that: the upper surface of the fixed platform (1) is fixedly connected with a supporting tube (2), a sliding rod (3) penetrates through the supporting tube (2), the side surface of the supporting tube (2) is fixedly connected with a supporting plate (32), the surface of the supporting plate (32) is provided with a sliding groove (11), the inside of the sliding groove (11) is movably connected with a sliding block (12), the top end of the sliding block (12) is fixedly connected with a connecting plate (5), the side surface of the connecting plate (5) is fixedly connected with a limiting rod (6), the surface of the supporting tube (2) is provided with a movable groove (8), the limiting rod (6) penetrates through the movable groove (8), the surface of the sliding rod (3) is provided with a plurality of limiting grooves (7), the limiting grooves (7) are all arranged on the surface of the sliding rod (3), the limiting rod (6) is clamped inside the limiting groove (7), the side surface of the connecting plate (, the number of the first telescopic rods (9) is two, the first telescopic rods are symmetrically arranged on the side face of the connecting plate (5), a first spring (10) is sleeved on the surface of each first telescopic rod (9), and the other end of each first telescopic rod (9) is fixedly connected to the side face of the supporting tube (2).

2. The case analysis device for political economics teaching of claim 1, wherein: slide bar (3) top fixedly connected with show board (4), fixed surface fixedly connected with positive and negative motor (13) on fixed station (1), the other end fixedly connected with screw thread post (14) of positive and negative motor (13) output shaft, screwed pipe (15) have been cup jointed on screw thread post (14) ground, screwed pipe (15) drive fixed connection at show board (4) lower surface, show board (4) top fixedly connected with fixed block (16).

3. The case analysis device for political economics teaching of claim 2, wherein: supporting seat (17) has been cup jointed on fixed block (16) surface, fixing bolt (18) are worn to be equipped with on supporting seat (17) surface, fixed block (16) and supporting seat (17) are through fixing bolt (18) fixed connection, supporting seat (17) top fixedly connected with bracing piece (19), bracing piece (19) side is provided with connecting rod (20), adjusting bolt (21) are worn to be equipped with on bracing piece (19) surface, bracing piece (19) and connecting rod (20) are through adjusting bolt (21) fixed connection, connecting rod (20) bottom fixedly connected with projecting apparatus (22).

4. The case analysis device for political economics teaching of claim 1, wherein: fixed station (1) bottom fixedly connected with base (23), base (23) are total four, and are the rectangle and arrange in fixed station (1) bottom, recess (24) have been seted up to fixed station (1) bottom, recess (24) top fixedly connected with electric putter (25), electric putter (25) bottom fixedly connected with second telescopic link (26), second spring (27) have been cup jointed on second telescopic link (26) surface, second telescopic link (26) bottom fixedly connected with universal wheel (28).

5. The case analysis device for political economics teaching of claim 1, wherein: the fixed station is characterized in that an energy storage bin (29) is arranged inside the fixed station (1), a storage battery (30) is arranged inside the energy storage bin (29), a control switch (31) is arranged on the surface of the supporting tube (2), and a microprocessor is arranged inside the control switch (31).