CN214451066U - College chinese teaching demonstration board - Google Patents
College chinese teaching demonstration board Download PDFInfo
- Publication number
- CN214451066U CN214451066U CN202120460538.6U CN202120460538U CN214451066U CN 214451066 U CN214451066 U CN 214451066U CN 202120460538 U CN202120460538 U CN 202120460538U CN 214451066 U CN214451066 U CN 214451066U
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- Prior art keywords
- wall
- demonstration board
- fixed mounting
- sweep
- protection box
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Abstract
The utility model provides a university's chinese teaching demonstration board relates to teaching demonstration board technical field, including sweep and operator, the bottom fixed mounting of operator is at the upper surface of sweep, the last fixed surface of operator installs the electronic screen, the upper surface of sweep is provided with protector, the lateral wall of sweep is provided with adjusting device, protector includes the protection box, the bottom fixed mounting of protection box is at the upper surface of sweep, the inner wall of protection box articulates through the hinge has the protective cover, one side fixed mounting that the protective cover kept away from the protection box has the cardboard, the protection box is kept away from one side surface of protective cover and has been seted up the rotation groove, the equal fixed mounting in both sides that rotates the inslot wall has the limiting plate. The utility model discloses, can provide the protection when the demonstration board is in idle state, avoid the demonstration board to collide with the condition that leads to the damage by external force and appear to provide extra usage space, made things convenient for teacher's use, and then promoted teacher's teaching efficiency.
Description
Technical Field
The utility model relates to a teaching demonstration board technical field especially relates to a college chinese teaching demonstration board.
Background
Many places have replaced traditional blackboard with the demonstration board, and traditional blackboard needs to write with the chalk, and university's chinese word is numerous, and mr is when lecturing, often just will wipe the blackboard several times for a lesson, and the dust of wiping down wafts everywhere, has brought harm for student and mr's health, so adopt the demonstration board to replace the blackboard in a lot of places now, and is cleaner, cleans easily.
But current demonstration board can not protect in idle, can lead to the demonstration board to damage when receiving external force to collide with to the demonstration board that is in when idle takes up an area of the space great, has influenced mr's teaching efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a college Chinese teaching demonstration board.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a university's chinese teaching demonstration board, includes sweep and operation ware, the bottom fixed mounting of operation ware is at the upper surface of sweep, the last fixed surface of operation ware installs the electronic screen, the upper surface of sweep is provided with protector, the lateral wall of sweep is provided with adjusting device.
The protection device comprises a protection box, the bottom fixed mounting of protection box is at the upper surface of sweep, the inner wall of protection box articulates through the hinge has the protective cover, one side fixed mounting that the protective cover kept away from the protection box has the cardboard, one side surface that the protective cover was kept away from to the protection box has seted up the rotation groove, the equal fixed mounting in both sides of rotating the inslot wall has the limiting plate, the inner wall that rotates the groove articulates through the pivot has the baffle, the baffle is kept away from the both sides of rotating groove one end and has all seted up the spacing groove.
Preferably, adjusting device is including articulated piece, the one end fixed mounting of articulated piece is at the lateral wall of sweep, the one end that the sweep was kept away from to articulated piece articulates through the pivot has the hinge bar, the one end fixed mounting that the hinge bar was kept away from articulated piece has the stress column, the fixed surface of articulated piece installs the stopper, spacing hole has been seted up to the surface of stopper, the fixed surface of hinge bar installs the stand, the surface sliding connection of stand has the sliding plate, the sliding plate is close to the one end fixed mounting of hinge bar has spacing post, the surface cover of spacing post is equipped with the extension spring.
Preferably, the outer surface of the limiting plate is in sliding connection with the inner wall of the limiting groove, and the outer surface of the baffle is in rotating connection with the inner wall of the rotating groove.
Preferably, the outer surface of protective cover is fixed with and draws the handle, the surface sliding connection of the surface of cardboard and the surface of baffle.
Preferably, the outer surface of the limiting column is in sliding connection with the inner wall of the limiting hole, and two ends of the tension spring are fixedly mounted on the outer surface of the hinge rod and the outer surface of the sliding plate respectively.
Preferably, the outer surfaces of the two ends of the sliding plate are both provided with sliding holes, the outer surface of the upright post is in sliding connection with the inner wall of the sliding hole, the outer surface of the hinge rod is provided with auxiliary holes, and the outer surface of the limiting post is in sliding connection with the inner wall of the auxiliary holes.
Compared with the prior art, the utility model has the advantages and positive effects that,
1. in the utility model, when the demonstration board is needed to be used, the carriage board is moved to a needed position, then the handle is held to pull the protective cover to expose the operator and the electronic screen, the baffle is opened, a teacher can operate the operator and the electronic screen to teach later, when teaching is finished, the baffle is reset again, the baffle cannot be overturned to the inside of the protective box due to the arrangement of the limiting groove and the limiting plate, then the protective cover is covered, the clamping plate is clamped on the outer surface of the baffle to limit the baffle, then a placing platform can be provided above the overturned protective cover for the teacher, the using space is increased, the practicability of the device is improved, the protective device can provide protection when the demonstration board is in an idle state by arranging the protective device, the situation that the demonstration board is damaged due to collision of external force is avoided, and an additional using space is provided, thereby facilitating the use of the teacher, and then the teaching efficiency of teachers is improved.
2. In the utility model, when teachers with different body sizes need to move the carriage plate, the sliding plate is firstly pinched to be pulled, the sliding plate drives the tension spring when stressed, the tension spring is stressed to be extended, the sliding plate drives the limit post to be separated from the limit hole when moving, then the hinge rod is pulled off, the teachers adjust the hinge rod to a required angle, the sliding plate is loosened, the limit post is driven by the sliding plate to sequentially pass through the auxiliary hole and the limit hole under the driving of the resilience force of the tension spring, the hinge rod is fixed under the action of the limit block, the stress post is synchronously driven and the height of the stress post is adjusted when the angle of the hinge rod is adjusted, finally the teachers can move the carriage plate to a required position through the stress post and the hinge rod, the angle of the hinge rod and the height of the stress post can be synchronously adjusted according to the teachers with different body sizes by setting the adjusting device, thereby facilitating the use of teachers with different body sizes, the practicability of the device is increased.
Drawings
Fig. 1 is a schematic perspective view of a university Chinese teaching demonstration board according to the present invention;
fig. 2 is a schematic perspective view of the protection device of fig. 1 according to the present invention;
fig. 3 is a schematic perspective view of the adjusting device of fig. 1 according to the present invention;
fig. 4 is an enlarged view of a portion a in fig. 3 according to the present invention.
Illustration of the drawings:
1. turning a plate; 2. an operator; 3. an electronic screen; 4. a guard; 41. a protective case; 42. a protective cover; 43. clamping a plate; 44. a rotating groove; 45. a limiting plate; 46. a baffle plate; 47. a limiting groove; 5. an adjustment device; 51. a hinged block; 52. a hinged lever; 53. a stress column; 54. a limiting block; 55. a limiting hole; 56. a column; 57. a sliding plate; 58. a limiting column; 59. a tension spring.
Detailed Description
In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a university's chinese teaching demonstration board, includes sweep 1 and operator 2, and operator 2's bottom fixed mounting has electronic screen 3 at the upper surface of sweep 1, and operator 2's last fixed surface installs, and the upper surface of sweep 1 is provided with protector 4, and the lateral wall of sweep 1 is provided with adjusting device 5.
In the embodiment, when the demonstration board needs to be used, the vehicle board 1 is moved to a required position, then the pull handle is held to pull the protective cover 42 open to expose the operator 2 and the electronic screen 3, then the baffle 46 is turned over, a teacher can operate the operator 2 and the electronic screen 3 to perform teaching, when the teaching is finished, the baffle 46 is reset again, due to the arrangement of the limiting groove 47 and the limiting plate 45, the baffle 46 cannot be turned over into the protective box 41, then the protective cover 42 is covered, the clamping plate 43 is clamped on the outer surface of the baffle 46 to limit the baffle 46, then a placing platform can be provided above the turned-over protective cover 42 for the teacher, the using space is increased, the practicability of the device is improved, the protective device 4 is arranged to provide protection when the demonstration board is in an idle state, and the situation that the demonstration board is damaged due to collision of external force is avoided, and an extra use space is provided, the use of teachers is facilitated, and the teaching efficiency of the teachers is further improved.
Specifically, adjusting device 5 is including articulated piece 51, the one end fixed mounting of articulated piece 51 is at the lateral wall of sweep 1, the one end that articulated piece 51 was kept away from sweep 1 articulates through the pivot has articulated rod 52, the one end fixed mounting that articulated rod 52 was kept away from articulated piece 51 has stress column 53, the external fixed surface of articulated piece 51 installs stopper 54, spacing hole 55 has been seted up to stopper 54's surface, the external fixed surface of articulated rod 52 installs stand 56, the surface sliding connection of stand 56 has sliding plate 57, the one end fixed mounting that sliding plate 57 is close to articulated rod 52 has spacing post 58, the surface cover of spacing post 58 is equipped with extension spring 59.
In this embodiment: when teachers with different body heights and body sizes need to move the car plate 1, the sliding plate 57 is firstly held to pull, the sliding plate 57 is stressed to drive the tension spring 59, the tension spring 59 is stressed to extend, the sliding plate 57 drives the limiting column 58 to be separated from the limiting hole 55 when moving, then the hinge rod 52 is pulled off, the teachers adjust the hinge rod 52 to a required angle, the sliding plate 57 is loosened, the limiting column 58 is driven by the resilience force of the tension spring 59 to sequentially penetrate through the auxiliary hole and the limiting hole 55 through the sliding plate 57, the hinge rod 52 is fixed under the action of the limiting block 54, the stress column 53 is synchronously driven and the height of the stress column 53 is adjusted when the angle of the hinge rod 52 is adjusted, finally, the teachers can move the car plate 1 to a required position through the stress column 53 and the hinge rod 52, the adjusting device 5 is arranged, the angle of the stress column 52 and the height of the stress column 53 can be synchronously adjusted according to teachers with different body heights and body sizes, the device is convenient for teachers with different body heights to use, and the practicability of the device is improved.
Specifically, the outer surface of the stopper plate 45 is slidably connected to the inner wall of the stopper groove 47, and the outer surface of the stopper 46 is rotatably connected to the inner wall of the rotating groove 44.
In this embodiment: the stopper groove 47 is formed to accommodate the stopper plate 45, and the rotation groove 44 is formed to accommodate the stopper 46.
Specifically, a pull handle is fixedly mounted on the outer surface of the protective cover 42, and the outer surface of the clamping plate 43 is slidably connected with the outer surface of the baffle 46.
In this embodiment: the pull handle is provided for facilitating movement of the protective cover 42, and the catch plate 43 is provided for limiting the position of the stopper 46.
Specifically, the outer surface of the limiting column 58 is slidably connected with the inner wall of the limiting hole 55, and two ends of the tension spring 59 are fixedly mounted on the outer surface of the hinge rod 52 and the outer surface of the sliding plate 57 respectively.
In this embodiment: the limit hole 55 is opened for accommodating the limit post 58, and the tension spring 59 is provided for driving the slide plate 57 to be quickly reset.
Specifically, the outer surfaces of the two ends of the sliding plate 57 are both provided with sliding holes, the outer surface of the upright column 56 is in sliding connection with the inner wall of the sliding hole, the outer surface of the hinge rod 52 is provided with auxiliary holes, and the outer surface of the limiting column 58 is in sliding connection with the inner wall of the auxiliary holes.
In this embodiment: the slide holes are formed to receive the posts 56, and the auxiliary holes are formed to receive the stopper posts 58.
The working principle is as follows: when the demonstration board needs to be used, the vehicle board 1 is moved to a required position, then the pull handle is held to pull the protective cover 42 open to expose the operator 2 and the electronic screen 3, then the baffle plate 46 is turned over, a teacher operates the operator 2 and the electronic screen 3 to teach, when teaching is finished, the baffle plate 46 is reset again, due to the arrangement of the limiting groove 47 and the limiting plate 45, the baffle plate 46 cannot be turned over to the inside of the protective box 41, then the protective cover 42 is covered, the clamping plate 43 is clamped on the outer surface of the baffle plate 46 to limit the baffle plate 46, then a placing platform can be provided above the turned protective cover 42 for the teacher, the using space is increased, the practicability of the device is improved, when the teacher with different body heights needs to move the vehicle board 1, the sliding plate 57 is held to pull first, the tension springs 59 and 59 are driven to extend under the stress when the sliding plate 57 is stressed, the tension springs 57 drive the limiting columns 58 to be separated from the limiting holes 55 when moving, subsequently, the hinge rod 52 is broken off, the teacher adjusts the hinge rod 52 to a required angle, the sliding plate 57 is loosened, the limiting column 58 is driven to sequentially penetrate through the auxiliary hole and the limiting hole 55 through the sliding plate 57 under the driving of the resilience force of the tension spring 59, the hinge rod 52 is fixed under the action of the limiting block 54, the stress column 53 is synchronously driven when the angle of the hinge rod 52 is adjusted, the height of the stress column 53 is adjusted, and finally, the teacher can move the vehicle plate 1 to a required position through the stress column 53 and the hinge rod 52.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The utility model provides a university's chinese teaching demonstration board, includes sweep (1) and manipulator (2), its characterized in that: the bottom end of the operator (2) is fixedly arranged on the upper surface of the vehicle plate (1), the upper surface of the operator (2) is fixedly provided with the electronic screen (3), the upper surface of the vehicle plate (1) is provided with a protective device (4), and the side wall of the vehicle plate (1) is provided with an adjusting device (5);
protector (4) are including protection box (41), the bottom fixed mounting of protection box (41) is at the upper surface of sweep (1), the inner wall of protection box (41) articulates through the hinge has protective cover (42), one side fixed mounting that protection box (41) were kept away from in protective cover (42) has cardboard (43), one side surface that protective cover (42) were kept away from in protection box (41) has been seted up and has been rotated groove (44), the equal fixed mounting in both sides that rotates groove (44) inner wall has limiting plate (45), the inner wall that rotates groove (44) articulates through the pivot has baffle (46), spacing groove (47) have all been seted up in the both sides that rotation groove (44) one end was kept away from in baffle (46).
2. The university Chinese teaching demonstration board according to claim 1, wherein: adjusting device (5) are including articulated piece (51), the one end fixed mounting of articulated piece (51) is at the lateral wall of sweep (1), the one end that sweep (1) was kept away from in articulated piece (51) articulates through the pivot has articulated pole (52), the one end fixed mounting that articulated piece (51) were kept away from in articulated pole (52) has stress column (53), the external fixed surface of articulated piece (51) installs stopper (54), spacing hole (55) have been seted up to the surface of stopper (54), the external fixed surface of articulated pole (52) installs stand (56), the external surface sliding connection of stand (56) has sliding plate (57), sliding plate (57) are close to the one end fixed mounting of articulated pole (52) has spacing post (58), the outer surface cover of spacing post (58) is equipped with extension spring (59).
3. The university Chinese teaching demonstration board according to claim 1, wherein: the outer surface of the limiting plate (45) is in sliding connection with the inner wall of the limiting groove (47), and the outer surface of the baffle (46) is in rotating connection with the inner wall of the rotating groove (44).
4. The university Chinese teaching demonstration board according to claim 1, wherein: the outer surface of the protective cover (42) is fixedly provided with a pull handle, and the outer surface of the clamping plate (43) is in sliding connection with the outer surface of the baffle (46).
5. The university Chinese teaching demonstration board according to claim 2, wherein: the outer surface of the limiting column (58) is connected with the inner wall of the limiting hole (55) in a sliding mode, and two ends of the tension spring (59) are fixedly installed on the outer surface of the hinge rod (52) and the outer surface of the sliding plate (57) respectively.
6. The university Chinese teaching demonstration board according to claim 2, wherein: the outer surfaces of two ends of the sliding plate (57) are respectively provided with a sliding hole, the outer surface of the upright post (56) is in sliding connection with the inner wall of the sliding hole, the outer surface of the hinge rod (52) is provided with an auxiliary hole, and the outer surface of the limiting post (58) is in sliding connection with the inner wall of the auxiliary hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120460538.6U CN214451066U (en) | 2021-03-03 | 2021-03-03 | College chinese teaching demonstration board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120460538.6U CN214451066U (en) | 2021-03-03 | 2021-03-03 | College chinese teaching demonstration board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214451066U true CN214451066U (en) | 2021-10-22 |
Family
ID=78152449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120460538.6U Expired - Fee Related CN214451066U (en) | 2021-03-03 | 2021-03-03 | College chinese teaching demonstration board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214451066U (en) |
-
2021
- 2021-03-03 CN CN202120460538.6U patent/CN214451066U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211022 |