CN210865268U

CN210865268U - Teaching aid for colleges and universities think of political affairs class teaching

Info

Publication number: CN210865268U
Application number: CN201921155003.7U
Authority: CN
Inventors: 王泽礼; 刘洪�
Original assignee: Chongqing Creation Vocational College
Current assignee: Chongqing Creation Vocational College
Priority date: 2019-07-22
Filing date: 2019-07-22
Publication date: 2020-06-26
Anticipated expiration: 2029-07-22

Abstract

The utility model discloses a teaching aid for thinking political affairs class teaching in colleges and universities, including the lift adjustment case, the lift adjustment case is provided with the adjustment mechanism that contracts, still is provided with drive flexible adjustment mechanism and jacking supporting mechanism in the lift adjustment case; the end part of the telescopic adjusting mechanism, which penetrates out of the lifting adjusting box, is rotatably connected with a teaching aid board, and the front side of the teaching aid board is detachably connected with a three-dimensional teaching model; the telescopic adjusting mechanism comprises a telescopic rotating shaft, an output shaft of the power device is connected with the telescopic rotating shaft through a sleeve spline, and the sleeve is provided with a sleeve adjusting assembly; the telescopic rotating shaft comprises a fixed cylinder and an inner shaft which is sleeved in the fixed cylinder in a sliding manner, the fixed cylinder is connected with a rotating adjusting assembly which comprises a plurality of bevel gears and is used for driving the fixed cylinder to rotate, the inner shaft penetrates through the top wall of the lifting adjusting box and is rotatably clamped with the top wall of the adjusting box through a clamping assembly; compared with the prior art, the utility model, make watching three-dimensional teaching model that the student can be clear, reduced mr's the teaching degree of difficulty.

Description

Teaching aid for colleges and universities think of political affairs class teaching

Technical Field

The utility model relates to a teaching equipment field, concretely relates to a teaching aid that is used for colleges and universities to think political affairs class teaching.

Background

The ideological and political course aims at promoting Marxism and the value of Chinese characteristic socialism. The ideological and political course carries out basic view education of Marxilinning connotation, Mazedong thought, Dun Xiaoping theory and three representative important ideas, takes social connotation material civilization, political civilization and spiritual civilization construction common knowledge as basic content, guides students to closely combine economic, political and cultural lives related to own information, goes through the processes of exploration learning and social practice, draws the basic view and method of dialectical materiality and historical materiality, practically improves the capacity of participating in modern social life, gradually establishes the common ideal of Chinese characteristic socialism, preliminarily forms correct world view, value view and life view, and lays a political quality foundation for lifelong development.

In order to enrich classroom knowledge and enable students to understand some knowledge more quickly and better, a three-dimensional teaching model is adopted to simulate scenes of some events, but in order to enable each student to see clearly and keep classroom order, a teacher can take the three-dimensional teaching model to turn around in a classroom; for some large-scale three-dimensional teaching models, a teacher can feel very hard in the moving process, and the teaching difficulty of the teacher is increased.

SUMMERY OF THE UTILITY MODEL

Not enough to exist among the prior art, the utility model aims to provide a teaching aid for think political affairs class teaching in colleges and universities to solve prior art, to some large-scale three-dimensional teaching models, mr can be very arduous at the in-process that removes, mr's the great problem of the degree of difficulty of imparting knowledge to students.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the teaching aid for thinking political courses in colleges and universities comprises a lifting adjusting box, wherein the lifting adjusting box is provided with a telescopic adjusting mechanism which penetrates out of the lifting adjusting box and is rotatably arranged, and a jacking supporting mechanism which drives the telescopic adjusting mechanism and the lifting adjusting box to perform lifting adjustment simultaneously is also arranged in the lifting adjusting box; the end part of the telescopic adjusting mechanism, which penetrates out of the lifting adjusting box, is rotatably connected with a teaching aid board, and the front surface of the teaching aid board is detachably connected with a three-dimensional teaching model.

The telescopic adjusting mechanism comprises a telescopic rotating shaft driven by the power device, an output shaft of the power device is connected with the telescopic rotating shaft through a sleeve spline, and the sleeve is provided with a sleeve adjusting assembly for controlling the connection state of the output shaft of the power device and the telescopic rotating shaft; the telescopic rotating shaft comprises a fixed cylinder and an inner shaft which is sleeved in the fixed cylinder in a sliding manner, the fixed cylinder is connected with a rotating adjusting assembly which comprises a plurality of bevel gears and is used for driving the fixed cylinder to rotate, the inner shaft penetrates out of the top wall of the lifting adjusting box, and the inner shaft is rotatably clamped with the top wall of the adjusting box through a clamping assembly.

When the three-dimensional teaching model is used, the three-dimensional teaching model is fixed on the front surface of the teaching aid board, and the telescopic adjusting mechanism and the lifting adjusting box are adjusted to proper heights through the jacking supporting mechanism, so that the teaching aid board is adjusted to the proper height; the sleeve is slid through the sleeve adjusting assembly, so that an output shaft of the power device is in splined connection with the telescopic rotating shaft through the sleeve, the power device is started, the teaching aid board is driven to rotate through the telescopic rotating shaft, and then the teaching model rotates 360 degrees, so that students can watch the teaching model in an all-round and clear manner; or through sleeve adjusting part slip sleeve, make the output shaft and the flexible pivot of power generation device break away from splined connection, drive flexible pivot through rotating adjusting part and rotate, equally enable the teaching model and carry out 360 degrees rotations.

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

1. the teaching aid board is adjusted to a proper height through the jacking support mechanism for teaching, so that students can clearly and completely view the whole teaching process under a proper sitting posture;

2. the output shaft of coming control power device through sleeve adjusting part and the connection status of flexible pivot to the selection drives flexible pivot through manual or automatic mode and rotates, and then drives the teaching aid board and carries out 360 degrees rotations, and the student of being convenient for can all-round and clear model teaching study of carrying on, has reduced mr's the teaching degree of difficulty.

Drawings

Fig. 1 is a schematic structural diagram of a teaching aid for thinking political courses teaching in colleges and universities;

fig. 2 is an enlarged view of a portion a in fig. 1.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments:

reference numerals in the drawings of the specification include: the device comprises a lower shell 1, an upper shell 2, a power device 3, a telescopic rotating shaft 4, a sleeve 5, an adjusting hole 6, a first wedge block 7, a driving block 8, a bevel gear 9, a connecting rod 10, a clamping component 11, a telescopic ejector rod 12, a connecting rod 13, a telescopic adjusting rod 14, a worm gear 15, an adjusting hole 16, a teaching aid plate 17 and a telescopic adjusting supporting rod 18.

Examples

Referring to fig. 1 and 2: the teaching aid for thinking administration course teaching in colleges and universities comprises a lifting adjusting box, wherein the lifting adjusting box comprises a lower shell 1 and an upper shell 2 which is sleeved in the lower shell 1 in a sliding manner, a telescopic adjusting mechanism which is fixedly installed on the inner bottom wall of the lower shell 1 and penetrates through the upper shell 2 in a rotating manner is arranged in the lifting adjusting box, and a jacking supporting mechanism is installed on the inner bottom wall of the lower shell 1; the telescopic adjusting mechanism comprises a telescopic rotating shaft 4 driven by a power device 3, the power device 3 is electrically connected with a switch arranged on the outer wall of the lower shell 1, an output shaft of the power device 3 is in spline connection with the telescopic rotating shaft 4 through a sleeve 5, and the sleeve 5 is provided with a sleeve 5 adjusting component for controlling the connection state of the output shaft of the power device 3 and the telescopic rotating shaft 4; the sleeve 5 adjusting component comprises a driving ring which is sleeved on the outer wall of the sleeve 5 and is rotationally clamped with the sleeve 5, the side walls of the lower shell 1 and the upper shell 2 are respectively provided with a movable hole, the height of the movable hole of the lower shell 1 is lower than that of the movable hole of the upper shell 2, the movable hole of the lower shell 1 is communicated with the movable hole of the upper shell 2 to form an adjusting hole 166, the driving ring is connected with a first wedge block 7 which is arranged in the movable hole of the lower shell 1 through the driving rod, the first wedge block 7 is connected with the inner wall of the movable hole of the lower shell 1 through a plurality of elastic pieces, the elastic pieces can be springs in the embodiment, a driving block 8 which is in sliding contact with the wedge surface of the first wedge block 7 is also arranged in the movable hole of the lower shell 1, and the driving block 8 can also be a wedge block which is in sliding contact with the wedge surface of the driving block 8 through; the elastic piece is contracted by sliding the driving block 8 into the lifting adjusting box, the first wedge block 7 moves downwards in the movable hole of the lower shell 1, so that the sleeve 5 is driven to slide downwards by the driving rod and the driving ring, and the output shaft of the power device 3 is disconnected with the telescopic rotating shaft 4; the driving block 8 slides out of the lifting adjusting box, the elastic piece extends, and the first wedge block 7 moves upwards in the movable hole of the lower shell 1, so that the sleeve 5 is driven to slide upwards through the driving rod and the driving ring, and the output shaft of the power device 3 is in splined connection with the telescopic rotating shaft 4 through the sleeve 5; the driving ring is connected with the sleeve 5 in a way that the sleeve 5 can move along with the movement of the driving ring, but the driving ring can not rotate along with the rotation of the sleeve 5; the telescopic rotating shaft 4 comprises a fixed cylinder and an inner shaft which is sleeved in the fixed cylinder in a sliding manner, a rotating adjusting assembly is connected on the fixed cylinder and comprises a plurality of bevel gears 9 which are arranged in a matching manner, in the embodiment, two bevel gears 9 which are meshed with each other are arranged on the fixed cylinder in a sliding manner, one bevel gear 9 is fixedly sleeved on the outer wall of the fixed cylinder, the middle part of the end surface of the other bevel gear 9 is connected with a connecting rod 10, a shaft sleeve which is fixedly connected on the inner wall of the lower shell 1 is sleeved on the connecting rod 10, the connecting rod 10 penetrates through a movable hole of the upper shell 2 and slides out of the side wall of the lower shell 1, the end part of the connecting rod 10, which is positioned at one end of the upper shell 2, is connected with a driving handle, the inner shaft penetrates through the top wall of the upper shell 2 and is rotatably clamped with the top wall of the, the upper clamping block and the lower clamping block are fixedly connected to the inner shaft, so that the jacking support mechanism drives the inner shaft to synchronously move when driving the upper shell 2 to move through the upper clamping block and the lower clamping block, but when the inner shaft rotates, the upper shell 2 cannot rotate along with the inner shaft; when the output shaft of the power device 3 is not in splined connection with the telescopic rotating shaft 4 through the sleeve 5, the bevel gear 9 arranged in a driving and matching manner can be driven to rotate through the connecting rod 13 by rotating the driving handle, and then the inner shaft is driven to rotate through the fixed cylinder.

The jacking support mechanism comprises a plurality of telescopic ejector rods 12 arranged in the lower shell 1, the number of the telescopic ejector rods 12 in the embodiment is two, the upper end parts of the telescopic ejector rods 12 are abutted against the top wall of the upper shell 2, and the lower end parts of the telescopic ejector rods 12 are fixedly connected with the bottom wall of the lower shell 1, so that the lower sides of the telescopic ejector rods 12 form a fixed section, and the upper sides of the telescopic ejector rods 12 form a telescopic section; the upper sides of the telescopic sections of the telescopic ejector rods 12 are connected through connecting rods 13, and the middle parts of the connecting rods 13 are connected with support adjusting components; the supporting and adjusting assembly comprises a telescopic adjusting rod 14 connected between the middle part of the connecting rod 13 and the bottom wall of the lower shell 1, the telescopic adjusting rod 14 comprises an outer cylinder connected with the bottom wall of the lower shell 1 and a worm sleeved in the outer cylinder and capable of sliding up and down, the worm is meshed with a worm wheel 15 rotatably arranged on the inner wall of the lower shell 1, and the eccentric position of the end part of the worm wheel 15 is connected with a rotating handrail penetrating through the side wall of the lower shell 1; the worm is provided with a positioning hole, the outer cylinder is provided with a plurality of adjusting holes 16 communicated and connected with each other through the clamping holes along the axial direction of the outer cylinder, and the positioning rods (not shown in the figure) are inserted into different clamping holes and then penetrate into the positioning holes for fixing; the worm wheel 15 is driven to rotate by rotating the handrail, so that the worm is driven to move up and down, when the worm moves up, the upper end of the worm is abutted against the top wall of the upper shell 2, and the upper shell 2 is driven to slide up in the lower shell 1, so that the inner shaft moves up; when the worm moves downwards, the upper end of the worm is separated from and abutted against the top wall of the upper shell 2, and the upper shell 2 slides downwards in the lower shell 1 under the action of the gravity of the upper shell 2, so that the inner shaft moves downwards; when the worm moves to a proper height in the outer cylinder, one of the clamping holes in the adjusting hole 16 is aligned and communicated with the positioning hole, the positioning rod is inserted into the positioning hole and then penetrates into the positioning hole, the position of the worm is further fixed, and the worm is prevented from sliding after being adjusted.

The upper end part of the inner shaft of the telescopic rotating shaft 4 is rotatably connected with a teaching aid board 17, the front side of the teaching aid board 17 is detachably connected with a three-dimensional teaching model, and the detachable connection mode can be a bolt fixing mode and can also be a clamping jaw fixing mode; the three-dimensional teaching model can be made according to historical events, and is used for enhancing the learning enthusiasm of students and enhancing the understanding and memory of the knowledge of the students; the reverse side of the teaching aid board 17 is a screen fixing surface, and a display screen can be arranged on the screen fixing surface for video learning; the interior axle is located and rotates on the position of casing 2 outside and is connected with flexible regulation bracing piece 18, when teaching aid board 17's different faces were taught, supports another face of teaching aid board 17 through flexible regulation bracing piece 18.

During the use, adjust the high position of teaching aid board 17 through jacking supporting mechanism, when needs carry out the model teaching, with three-dimensional teaching model fixed connection in teaching aid board 17's front, rotate teaching aid board 17, make three-dimensional teaching model towards the student, carry out the automation or the manual rotation mode of teaching aid board 17 through flexible adjustment mechanism simultaneously.

The terms "upper", "lower" and "first" in this scheme are used only for differences in nomenclature.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The teaching aid for thinking political courses in colleges and universities is characterized by comprising a lifting adjusting box, wherein the lifting adjusting box is provided with a telescopic adjusting mechanism which penetrates out of the lifting adjusting box and is rotatably arranged, and a jacking supporting mechanism which drives the telescopic adjusting mechanism and the lifting adjusting box to perform lifting adjustment simultaneously is also arranged in the lifting adjusting box; the end part of the telescopic adjusting mechanism, which penetrates out of the lifting adjusting box, is rotatably connected with a teaching aid board, and the front side of the teaching aid board is detachably connected with a three-dimensional teaching model;

2. The teaching aid for political thought teaching in colleges and universities of claim 1, wherein: the sleeve adjusting component comprises adjusting holes formed in the side walls of a driving ring and a lifting adjusting box which are sleeved on the outer wall of the sleeve and are clamped with the sleeve in a rotating mode, the driving ring is connected with first wedge blocks arranged in the adjusting holes through driving rods, the first wedge blocks are connected with the inner walls of the adjusting holes through a plurality of elastic pieces, and driving blocks which are abutted to wedge surfaces of the first wedge blocks in a sliding mode are arranged in the adjusting holes in a sliding mode.

3. A teaching aid for political thought teaching in colleges and universities according to claim 1 or 2, wherein: jacking supporting mechanism is including setting up a plurality of flexible ejector pins in the lift adjustment case, and the upper end of flexible ejector pin all offsets with the roof of lift adjustment case, and the flexible section upside of flexible ejector pin all links to each other through the connecting rod, and the middle part of connecting rod is connected with the support adjusting part that the drive connecting rod moved up and down.

4. A teaching aid for political thought teaching in colleges and universities according to claim 3, wherein: the support adjusting component comprises a telescopic adjusting rod connected between the connecting rod and the bottom wall of the lifting adjusting box, the telescopic adjusting rod comprises an outer barrel connected with the bottom wall of the lifting adjusting box and a worm sleeved in the outer barrel and capable of sliding up and down, and the worm is meshed with a worm wheel rotatably arranged on the inner wall of the lifting adjusting box.

5. The teaching aid for political thought teaching in colleges and universities of claim 4, wherein: the worm is provided with a positioning hole, the outer barrel is provided with a plurality of adjusting holes communicated and connected with each other along the axial direction of the outer barrel, and the adjusting holes are inserted into different clamping holes through the positioning rod and then penetrate into the positioning hole for fixing.