CN211294207U

CN211294207U - Law law bar teaching display device

Info

Publication number: CN211294207U
Application number: CN202020205995.6U
Authority: CN
Inventors: 季娜
Original assignee: Henan Branch Of National Prosecutions College
Current assignee: Henan Branch Of National Prosecutions College
Priority date: 2020-02-25
Filing date: 2020-02-25
Publication date: 2020-08-18
Anticipated expiration: 2030-02-25

Abstract

The utility model discloses a law strip teaching display device, including show mechanism and page turning mechanism, the inside page turning mechanism that is provided with of show mechanism, show mechanism includes the show stand, show stand top surface one side is connected with through the hinge rotation and places the platform, show stand long limit one side inner wall central point puts the department and has seted up and accomodate the groove. The utility model discloses in, through the extrusion of lug to concave piece, make the transmission piece produce an ascending power to No. two transfer lines, make the nipper of fixing on No. two transfer lines rise, the below of nipper is carried with the paper to the paper rod that turns over, the lug does not contact with concave piece this moment, under the effort of No. three springs, the nipper carries out the centre gripping to books paper and fixes, the high definition digtal camera that sets up above carrying the book groove enlargies the projection to books content, the period of having solved the elder teacher's manufacture law teaching PPT time cycle length and having participated in the student that should try is comparatively compact with new books preparation teaching PPT's cycle, influence the problem of teaching progress.

Description

Law law bar teaching display device

Technical Field

The utility model relates to a teaching display device technical field, concretely relates to law provision teaching display device.

Background

The law, also known as law and legal science, is a science taking laws, legal phenomena and regularity as research contents, is a special study for researching problems related to laws, is a knowledge and theoretical system about legal problems, is a general category widely opened by high schools such as countries in the world, is also one of ten college subject systems of colleges in China, comprises four main components of the law, politics, public security and sociology, and is used by many people to refer to the law major as the legal major in society.

The law in the books of the law major is frequently modified, and teachers usually take new books of law as teaching contents when going on class, so that relevant teachers of law usually take new books to make teaching PPT when going on class, but the period for making teaching PPT with new books is longer for older teachers, or the period for making teaching PPT with new books is more compact for students to take part in test, and therefore a law teaching display device is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the problem that the teaching progress is influenced by the fact that the time period for making the law teaching PPT by the existing senior teachers is long and the period for making the teaching PPT by the students to be tried is compact due to the fact that the students make the teaching PPT by the new books is provided is solved.

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

the display mechanism comprises a display platform, the display platform is a combined structure of a rectangular cabinet body top surface and a fixed T-shaped plate, the middle part of the T-shaped plate of the display platform is rotatably connected with a placing platform through a hinge, a book carrying groove is formed in the central position of the rectangular cabinet body top surface of the display platform, a containing groove is formed in the central position of the inner wall of the T-shaped plate middle part of the display platform, a high-definition camera is rotatably connected inside the containing groove through a shaft rod, an inner groove is formed in the rectangular cabinet body of the display platform close to the long edge of the outer side of the book carrying groove, and two fixing seats are fixed on the inner wall of one side of the inner groove;

the page turning mechanism is fixed on the top surface of the cuboid cabinet body of the display stand and comprises two T-shaped frames which are symmetrical about the central plane of the top surface of the cuboid cabinet body of the display stand, wherein two outer cylinders which are symmetrical about the central plane are fixed on the inner top surface of the T-shaped frame on one side, the inner cylinders are connected inside the two outer cylinders in a sliding manner, a first spring is fixed between the top surface of the inner cylinder and the inner top surface of the outer cylinder, a squeezing plate is fixed on the bottom surface of the inner cylinder, a telescopic cylinder is fixed between the two outer cylinders on the inner top surface of the T-shaped frame, a paper suction nozzle is fixed on the bottom surface of the telescopic cylinder, the top end of the paper suction nozzle is fixedly connected with one end of an air pump pipe, the other end of the air pump pipe is communicated with the output end of an air pump, a second transmission rod is connected inside the T-shaped frame on the other side close to, a paper pressing plate extending to the outside of the vertical section of the T-shaped frame is fixed on the outer wall of the second movable ring, a sliding groove is formed in the position, corresponding to the second transmission rod, of the outer wall of one side of the vertical section of the T-shaped frame, and a second adjusting screw rod is connected in the sliding groove in a screwing mode and corresponding to the position, corresponding to the second movable ring, of the inner part of the sliding groove;

a first transmission rod is connected between the insides of the two fixed seats in a sliding way, a concave block is fixed at one end of the first transmission rod, which is far away from the second transmission rod, a second spring is fixed at one end of the first transmission rod close to the second transmission rod, a transmission block is fixed at the position of the outer wall of the first transmission rod close to the second spring, the vertical section of the transmission block is a right triangle, the outer wall of the top end of the transmission block is connected with the bottom end of the second transmission rod in a sliding way, a transmission motor is fixed at the position of the bottom surface of the inner groove corresponding to the center of the long edge of the book carrying groove, a rotating rod extending to the outside of the inner bottom surface of the display platform is fixed at the transmission end of the transmission motor, a convex block is fixed on the outer wall of the rotating rod at the position corresponding to the concave block, the outer wall of the rotating rod at the outer end of the display stand is connected with a first movable ring in a sliding way, a paper turning rod is fixed on the outer wall of the first movable ring, and the outer wall of the first movable ring is connected with a first adjusting screw in a screwing mode.

Further, the method comprises the following steps: the vertical section of the inner end of the extrusion plate is arc-shaped, and the structure that the inner end of the extrusion plate is arranged to be an arc-shaped plate body can achieve the advantage that paper on the bottom surface of the extrusion plate can be conveniently adsorbed and separated by the paper suction nozzle when the paper suction nozzle works.

Further, the method comprises the following steps: when dwang turned angle was greater than 180, lug and concave piece were in the separation state, through set the lug to the dwang turned angle and be greater than 180 back structure not with the contact of concave piece, can make to turn over the paper rod in rotatory 180 backs, the nipper is not rising, turns over the paper rod rotation and exceeds 180, and the nipper carries out the centre gripping fixed to the paper that turns over the paper rod upset under the spring action of No. three springs.

Further, the method comprises the following steps: high definition digtal camera's turned angle is 180, and high definition digtal camera outer wall is provided with the light filling lamp, sets 180 through the turned angle with high definition digtal camera, can make things convenient for the user of service to adjust the projection position more, sets up the structure of light filling lamp simultaneously, can reach under the not good condition of light of illumination, guarantees projected definition through the light filling.

Further, the method comprises the following steps: no. two transfer lines bottoms have seted up the arc groove, just the arc groove laminates with driving block upper end arc surface mutually, through set up the structure with the arc groove of driving block top arc surface laminating mutually in the bottom of No. two transfer lines, can make the driving block at the in-process that removes, and No. two transfer lines of easier promotion rise.

Further, the method comprises the following steps: the bottom surface adhesion of paper pressing board is fixed with the rubber pad, through the structure that the bottom surface adhesion of paper pressing board is fixed with the rubber pad, can increase with books frictional force simultaneously, can protect paper when pushing down the paper again.

The utility model has the advantages that:

1. the book paper below the extrusion plate is adsorbed and lifted through the paper suction nozzle, then the transmission motor is started, the rotating rod drives the paper turning rod to turn pages of the lifted paper, a convex block in transmission connection with the concave block is fixed on the outer wall of the bottom end of the rotating rod, the concave block is extruded through the convex block, the transmission block generates an upward force on the second transmission rod, the paper pressing plate fixed on the second transmission rod is lifted, the paper turning rod conveys the paper to the position below the paper pressing plate, the paper pressing plate clamps and fixes the book paper under the action force of the third spring, the high-definition camera arranged above the book carrying groove is used for amplifying and projecting book contents, and the problems that the time period for manufacturing Law teaching by an elderly teacher is long and the period for manufacturing a teaching PPT by a new book by students who take part in a trial is compact and the teaching progress is influenced are solved.

Drawings

The present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the display device of the present invention;

fig. 2 is a structural schematic diagram of the display device in the expanded state of the present invention;

FIG. 3 is a schematic structural view of a middle page-turning mechanism of the present invention;

fig. 4 is a front view of the display device of the present invention;

fig. 5 is an enlarged view of fig. 4 at a in the present invention;

fig. 6 is an enlarged view of fig. 4 at B.

In the figure: 100. a display mechanism; 110. a display stand; 111. a book carrying groove; 112. a receiving groove; 113. a high-definition camera; 120. a placing table; 130. an inner tank; 131. a fixed seat; 200. a page turning mechanism; 210. a T-shaped frame; 211. an outer cylinder; 212. an inner barrel; 213. a pressing plate; 214. a first spring; 215. a chute; 220. a telescopic cylinder; 221. a paper suction nozzle; 230. a drive motor; 231. rotating the rod; 232. a bump; 233. a first movable ring; 234. a first adjusting screw rod; 235. a paper turning stick; 240. a first transmission rod; 241. a concave block; 242. a transmission block; 243. a second spring; 250. a second transmission rod; 251. a third spring; 260. a second movable ring; 261. pressing a paper board; 262. a second adjusting screw rod; 270. an air pump; 271. an air pump pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-6, the display device for teaching the law provision of law includes a display mechanism 100 and a page turning mechanism 200, the display mechanism 100 includes a display stand 110, the display stand 110 is a combined structure of a rectangular cabinet with a T-shaped board fixed on the top surface, the middle part of the T-shaped board of the display stand 110 is rotatably connected with a placing table 120 through a hinge, a book carrying groove 111 is formed at the central position of the top surface of the rectangular cabinet of the display stand 110, a storage groove 112 is formed at the central position of the inner wall of the middle part of the T-shaped board of the display stand 110, the interior of the storage groove 112 is rotatably connected with a high-definition camera 113 through a shaft rod, an inner groove 130 is formed in the rectangular cabinet of the display stand 110 near the long side of the;

the page turning mechanism 200 is fixed on the top surface of the cuboid cabinet of the display stand 110, the page turning mechanism 200 comprises two T-shaped frames 210 which are symmetrical about the central plane of the top surface of the cuboid cabinet of the display stand 110, wherein, the inner top surface of one side of the T-shaped frame 210 is fixed with two outer cylinders 211 which are symmetrical about the central plane, the inner cylinders 212 are connected with the inner parts of the two outer cylinders 211 in a sliding way, a first spring 214 is fixed between the top surface of the inner cylinder 212 and the inner top surface of the outer cylinder 211, a squeezing plate 213 is fixed on the bottom surface of the inner cylinder 212, a telescopic cylinder 220 is fixed between the two outer cylinders 211 on the top surface of the T-shaped frame 210, a paper suction nozzle 221 is fixed on the bottom surface of the telescopic cylinder 220, the top end of the paper suction nozzle 221 is fixedly connected with one end of an air pump pipe 271, the other end of the air pump pipe 271 is communicated with the output end of an air pump 270, a second transmission rod 250, a paper pressing plate 261 extending to the outside of the vertical section of the T-shaped frame 210 is fixed on the outer wall of the second movable ring 260, a sliding groove 215 is formed in the position, corresponding to the second transmission rod 250, of the outer wall of one side of the vertical section of the T-shaped frame 210, and a second adjusting screw 262 is screwed and connected in the position, corresponding to the second movable ring 260, of the inside of the sliding groove 215;

a first transmission rod 240 is connected between the insides of the two fixed seats 131 in a sliding manner, a concave block 241 is fixed at one end of the first transmission rod 240, which is far away from the second transmission rod 250, a second spring 243 is fixed at one end of the first transmission rod 240, which is near to the second transmission rod 250, a transmission block 242 is fixed at the position of the outer wall of the first transmission rod 240, which is near to the second spring 243, the vertical section of the transmission block 242 is a right-angled triangle, the outer wall of the top end of the transmission block 242 is connected with the bottom end of the second transmission rod 250 in a sliding manner, a transmission motor 230 is fixed at the position, corresponding to the center of the long side of the book carrying groove 111, of the bottom surface of the inner groove 130, a rotating rod 231 extending to the outside of the inner bottom surface of the display platform 110 is fixed at the transmission end of the transmission motor 230, a convex block 232 is fixed at the position, corresponding, the outer wall of the first movable ring 233 is screwed with a first adjusting screw 234.

The vertical section of the extrusion plate 213 close to the inner end is in the shape of an arc, and the extrusion plate 213 close to the inner end is arranged to be in the shape of an arc plate, so that the advantage that the paper suction nozzle 221 can conveniently adsorb and separate the paper on the bottom surface of the extrusion plate 213 when the paper suction nozzle 221 works can be achieved.

When the rotation angle of the rotation rod 231 is greater than 180 degrees, the protruding block 232 and the concave block 241 are in a separated state, and the protruding block 232 is set to be a structure that the rotation angle of the rotation rod 231 is greater than 180 degrees and then is not in contact with the concave block 241, so that the paper pressing plate 261 does not rise after the paper turning rod 235 rotates 180 degrees, the paper turning rod 235 rotates more than 180 degrees, and the paper pressing plate 261 clamps and fixes the paper turned over by the paper turning rod 235 under the elastic force action of the third spring 251.

High definition digtal camera 113's turned angle is 180, and high definition digtal camera 113 outer wall is provided with the light filling lamp, sets 180 through the turned angle with high definition digtal camera 113, can make things convenient for the user of service to adjust the projection position more, sets up the structure of light filling lamp simultaneously, can reach under the not good condition of light of illumination, guarantees projected definition through the light filling.

Circular arc groove has been seted up to No. two transfer lines 250 bottom, and the circular arc groove laminates with the arc surface in the drive block 242 upper end mutually, through set up the structure with the circular arc groove of laminating mutually of drive block 242 top arc surface in No. two transfer lines 250's bottom, can make drive block 242 at the in-process that removes, and No. two transfer lines 250 of easier promotion rise.

A rubber pad is fixed to the bottom surface of the paper pressing plate 261, and the rubber pad is fixed to the bottom surface of the paper pressing plate 261, so that the friction force with the book can be increased, and the paper can be protected when the paper is pressed down.

The working principle is as follows: when the book shelf is used, a user turns the placing table 120 to the back of the display table 110, then unfolds a teaching book and places the teaching book into the book carrying groove 111, rotates the high-definition camera 113 in the accommodating groove 112 to the upper side of the book carrying groove 111, then rotates the second adjusting screw 262 to enable the bottom surface of the paper pressing plate 261 to be completely attached to one side of the teaching book, then presses the two pressing plates 213 upwards, places the other side of the teaching book below the pressing plates 213, enables the pressing plates 213 to clamp the teaching book under the elastic force of the first spring 214, enables the paper suction nozzle 221 to suck the paper of the teaching book by starting the air pump 270, thereby generating gaps among the pages, enables the paper turning rod 235 to rotate to turn the paper sucked by the paper suction nozzle 221 to the other side by starting the transmission motor 230, drives the lug 232 to extrude the concave block 241 by rotating the rotating rod 231, and enables the first transmission rod 240 to extrude the second spring 243, in the process of moving the first transmission rod 240, the transmission block 242 generates an upward force on the second transmission rod 250, so that the paper pressing plate 261 fixed on the outer wall of the second transmission rod 250 moves upward, the paper turning roller 235 feeds the turned paper to the lower part of the paper pressing plate 261, when the convex block 232 is not pressed with the concave block 241, the paper pressing plate 261 clamps the paper under the elastic force of the third spring 251, the first transmission rod 240 returns to the original position under the elastic force of the second spring 243, and then the transmission motor 230 and the air pump 270 are closed.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is illustrative and explanatory only, and various modifications, additions and substitutions as described for the specific embodiments described herein may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the invention as defined in the claims.

Claims

1. The display device for teaching the law provision is characterized by comprising a display mechanism (100) and a page turning mechanism (200), the display mechanism (100) comprises a display stand (110), the display stand (110) is a combined structure of a cuboid cabinet body with a T-shaped plate fixed on the top surface, the middle part of the T-shaped plate of the display stand (110) is rotationally connected with a placing stand (120) through a hinge, a book carrying groove (111) is arranged at the center of the top surface of the cuboid cabinet body of the display stand (110), a containing groove (112) is arranged at the center of the inner wall of the middle part of the T-shaped plate of the display stand (110), the interior of the accommodating groove (112) is rotationally connected with a high-definition camera (113) through a shaft lever, an inner groove (130) is formed in the cuboid cabinet body of the display stand (110) close to the long edge of the outer side of the book carrying groove (111), and two fixed seats (131) are fixed on the inner wall of one side of the inner groove (130);

the page turning mechanism (200) is fixed on the top surface of the cuboid cabinet body of the display stand (110), the page turning mechanism (200) comprises two T-shaped frames (210) which are symmetrical about the central plane of the top surface of the cuboid cabinet body of the display stand (110), wherein the inner top surface of one side of the T-shaped frame (210) is fixed with two outer cylinders (211) which are symmetrical about the central plane, the inner parts of the two outer cylinders (211) are respectively connected with an inner cylinder (212) in a sliding manner, a first spring (214) is fixed between the top surface of the inner cylinder (212) and the inner top surface of the outer cylinder (211), the bottom surface of the inner cylinder (212) is fixed with a squeezing plate (213), the inner top surface of the T-shaped frame (210) is fixed with a telescopic cylinder (220) between the two outer cylinders (211), the bottom surface of the telescopic cylinder (220) is fixed with a paper suction nozzle (221), the top end of the paper suction nozzle (221) is fixedly connected with one, a second transmission rod (250) is connected inside the T-shaped frame (210) on the other side close to the outer vertical end in a sliding mode, a third spring (251) is fixed on the top surface of the second transmission rod (250), a second movable ring (260) is connected on the outer wall of the second transmission rod (250) in a sliding mode, a paper pressing plate (261) extending to the outer portion of the vertical section of the T-shaped frame (210) is fixed on the outer wall of the second movable ring (260), a sliding groove (215) is formed in the position, corresponding to the second transmission rod (250), of the outer wall of one side of the vertical section of the T-shaped frame (210), and a second adjusting screw rod (262) is connected in the sliding groove (215) in a screwing mode in the position, corresponding to the;

a first transmission rod (240) is connected between the insides of the two fixed seats (131) in a sliding manner, a concave block (241) is fixed at one end, away from the second transmission rod (250), of the first transmission rod (240), a second spring (243) is fixed at one end, close to the second transmission rod (250), of the first transmission rod (240), a transmission block (242) is fixed at the position, close to the second spring (243), of the outer wall of the first transmission rod (240), a transmission motor (230) is fixed at the position, corresponding to the center of the long edge of the book carrying groove (111), of the bottom surface of the inner groove (130), a transmission motor (231) extending to the outside of the inner bottom surface of the display platform (110) is fixed at the transmission end of the transmission motor (230), and a convex block (232) is fixed at the position, corresponding to the concave block (241), of the outer wall of the transmission rod (231), dwang (231) are located show stand (110) outside end outer wall sliding connection activity ring (233) No. one, activity ring (233) outer wall is fixed with and turns over paper rod (235), activity ring (233) outer wall closes soon and is connected with adjusting screw (234) No. one.

2. The French french teaching display device of claim 1, wherein the vertical cross-section of the squeeze plate (213) near the inner end is circular arc-shaped.

3. The French french law teaching display device of claim 1 wherein the projection (232) and the recess (241) are separated when the rotation lever (231) is rotated by an angle greater than 180 °.

4. The French law teaching display device of claim 1, wherein the high definition camera (113) has a rotation angle of 180 ° and a fill-in light is provided on the outer wall of the high definition camera (113).

5. The French law teaching display device of claim 1, wherein the second transmission rod (250) is provided with a circular arc groove at the bottom end, and the circular arc groove is attached to the circular arc surface at the upper end of the transmission block (242).

6. The French french teaching display device of claim 1, wherein the bottom surface of the paper pressing plate (261) is adhesively secured with a rubber pad.