CN212208647U

CN212208647U - Teaching board for education and teaching management

Info

Publication number: CN212208647U
Application number: CN202021147932.6U
Authority: CN
Inventors: 武玉强
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-19
Filing date: 2020-06-19
Publication date: 2020-12-22
Anticipated expiration: 2030-06-19

Abstract

The utility model discloses a teaching board for education and teaching management, which comprises a teaching board body, wherein a rack plate is fixedly connected with the bottom of the teaching board body, supporting legs are arranged under the teaching board body, one sides of the supporting legs are hinged with clamping blocks, one sides of the supporting legs are hinged with a protective cover, a clamping groove is arranged at the top of a gear, a groove is arranged at the bottom of the protective cover, a limiting push plate is sleeved in the groove, a pull rod is fixedly connected with one side of the groove, the teaching board for education and teaching management can freely lift the device by arranging a lifting device stopper, a limiting groove, a rack plate, a gear, a movable handle, a rotating rod, a sliding groove, a slider, a spring cavity and a second spring, thereby solving the inconvenience brought by the height of teachers and children, facilitating the improvement of the teaching progress of the teachers, and realizing the lifting of the teaching board, the lift process is steady, solves the not writing of co-altitude, and the person of facilitating the use removes.

Description

Teaching board for education and teaching management

Technical Field

The utility model belongs to the technical field of the education, concretely relates to education and teaching management is with teaching board.

Background

The teaching board is a teaching device commonly used in teaching at present, and provides great convenience for preparing lessons and teaching for teachers because of mobility and portability. The teacher can write the main contents to be spoken in class on the movable teaching board in advance, so that the time for writing on the board in class is saved, and the class teaching efficiency is improved.

For example, the multifunctional teaching board disclosed in the publication No. CN108215588A, although it realizes a simple structure and a convenient use, can fold and turn the teaching board, increases the writable area and area, saves the time for erasing the blackboard and can keep the blackboard writing, so that the teacher can use the blackboard writing written in the earlier stage to continue teaching when speaking in the later stage, and can cooperate with the projector, etc. to bring great convenience to the teacher in the teaching process, but does not solve the problems existing in the use of the existing children, and has a height problem in the common use, so that the teacher and the children cannot use simultaneously, and the practicability of the refitting device is reduced, thereby bringing inconvenience to the teaching, affecting the teaching task, delaying the learning progress of the students, still protecting the lifting device in the use of the try, and exposing the lifting device outside for a long time after the use, the damage to the device caused by human and accident can affect the whole practicability of the device and bring inconvenience to teaching.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an education and teaching management is with teaching board to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a teaching board for education and teaching management comprises a teaching board body and a gear, wherein a rack board is fixedly connected to the bottom of the teaching board body, supporting legs are arranged under the teaching board body, a clamping block is hinged to one side of each supporting leg, a protective cover is hinged to one side of each supporting leg, a clamping groove is formed in the top of the gear, a groove is formed in the bottom of the protective cover, a limiting push plate is sleeved inside the groove, a pull rod is fixedly connected to one side of the groove, a first spring is arranged on the outer surface of the pull rod, a fixed plate is fixedly connected to one side of each supporting leg, a movable handle is arranged inside the protective cover, a rotating rod is hinged to one end of the movable handle, the gear is fixedly connected to the outer surface of the rotating rod, a sliding groove is formed in one side of each supporting leg, a spring, the inside fixedly connected with second spring in spring chamber, the inside in spring chamber is provided with the slider.

Preferably, the inside bearing that all is provided with in both sides of supporting leg, just the both ends of dwang with the bearing rotates to be connected.

Preferably, the equal fixedly connected with stopper in both sides of rack plate, the spacing groove has all been seted up to the both sides inside of supporting leg, just the stopper with the spacing groove is sliding connection.

Preferably, one side of the first spring is fixedly connected with one side of the limiting push plate, and the other side of the first spring is fixedly connected with one side of the fixing plate.

Preferably, the outer surface of the gear is in transmission connection with one side of the rack plate.

Preferably, one side of the second spring is fixedly connected with the inner wall of the spring cavity, the other side of the second spring is fixedly connected with one side of the sliding block, the width of the sliding block is matched with the size of the opening of the spring cavity, and the other side of the sliding block is arranged in an arc shape.

Preferably, the supporting leg, rack plate, gear, activity handle, dwang, protection casing, recess, spacing push pedal, first spring, fixed plate, pull pole, fixture block, draw-in groove, sliding tray, slider, spring chamber, second spring all are provided with two.

Preferably, the width of the clamping block is matched with the size of the opening of the clamping groove, and the clamping block is connected with the clamping groove in a clamping mode.

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

(1) this education and teaching management is with teaching board freely goes up and down to the device through setting up elevating gear stopper, spacing groove, rack board, gear, activity handle, dwang, sliding tray, slider, spring chamber, second spring to solve mr and children inconvenience because of the height brings, so that improve mr teaching progress, thereby realize teaching board's lift, the lift process is steady, solves not writing of co-altitude, and the person of facilitating the use removes.

(2) This education and teaching management is with teaching board protects elevating gear through setting up protection device protection casing, recess, spacing push pedal, first spring, fixed plate, pull pole, fixture block, draw-in groove, prevents accident and artificial destruction to improve the repacking and put the security, and improved elevating gear's life, also prevent to go up and down to take place to drop and produce the potential safety hazard to the student.

Drawings

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

FIG. 2 is a schematic cross-sectional structural view of the support leg of the present invention;

FIG. 3 is a schematic view of the movable connection structure of the present invention;

FIG. 4 is an enlarged view of the structure of the support leg at A;

FIG. 5 is an enlarged view of the structure of the support leg at B;

in the figure: 1. a teaching board body; 2. supporting legs; 3. a limiting block; 4. a limiting groove; 5. a rack plate; 6. A gear; 7. a movable grip; 8. rotating the rod; 9. a protective cover; 10. a groove; 11. a limiting push plate; 12. A first spring; 13. a fixing plate; 14. a pull rod; 15. a clamping block; 16. a card slot; 17. a sliding groove; 18. a slider; 19. a spring cavity; 20. a second spring.

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.

Referring to fig. 1-5, the present invention provides a teaching board for education and teaching management, comprising: comprises a teaching board body 1 and a gear 6, a rack plate 5 is fixedly connected at the bottom of the teaching board body 1, a supporting leg 2 is arranged under the teaching board body 1, a clamping block 15 is hinged at one side of the supporting leg 2, a protective cover 9 is hinged at one side of the supporting leg 2, a clamping groove 16 is arranged at the top of the gear 6, a groove 10 is arranged at the bottom of the protective cover 9, a limit push plate 11 is sleeved in the groove 10, a pull rod 14 is fixedly connected at one side of the groove 10, a first spring 12 is arranged on the outer surface of the pull rod 14, a fixed plate 13 is fixedly connected at one side of the supporting leg 2, a movable handle 7 is arranged in the protective cover 9, a rotating rod 8 is hinged at one end of the movable handle 7, the gear 6 is fixedly connected at the outer surface of the rotating rod 8, a sliding groove 17 is arranged at one side of the supporting leg 2, the spring chamber 19 is internally provided with a slider 18.

In this embodiment, preferably, the inside bearing that all is provided with in both sides of supporting leg 2, and the both ends of dwang 8 are rotated with the bearing and are connected, carry on spacingly to dwang 8 through the bearing, prevent dwang 8 offset and drop to improve the device's practicality.

In this embodiment, preferred, the equal fixedly connected with stopper 3 in both sides of rack plate 5, spacing groove 4 has all been seted up to the both sides inside of supporting leg 2, and stopper 3 is sliding connection with spacing groove 4 to it is spacing to control rack plate 5, makes gear 6 and the inseparable block of rack plate 5, thereby improves stability.

In this embodiment, preferably, one side of the first spring 12 is fixedly connected with one side of the limiting push plate 11, and the other side of the first spring 12 is fixedly connected with one side of the fixing plate 13, so that the first spring 12 is convenient to limit, and the convenience of the device is improved.

In this embodiment, it is preferable that the outer surface of the gear 6 is in transmission connection with one side of the rack plate 5, so that the gear 6 moves up and down, thereby realizing the lifting movement of the device.

In this embodiment, preferably, one side of the second spring 20 is fixedly connected with the inner wall of the spring cavity 19, the other side of the second spring 20 is fixedly connected with one side of the slider 18, the width of the slider 18 is matched with the opening size of the spring cavity 19, the other side of the slider 18 is in an arc shape, and the movable handle 7 which is made under the elastic action of the second spring 20 is used for limiting the teaching board body 1 when the teaching board body 1 stops rotating, so that the problem that the teaching board body 1 descends under the action of gravity is solved, and the practicability of the device is improved.

In this embodiment, preferably, two support legs 2, two rack plates 5, two gears 6, two movable grips 7, two rotating rods 8, two protective covers 9, two grooves 10, two limiting push plates 11, two first springs 12, two fixed plates 13, two pull rods 14, two clamping blocks 15, two clamping grooves 16, two sliding grooves 17, two sliding blocks 18, two spring cavities 19, and two second springs 20 are provided.

In this embodiment, preferably, the width of the clamping block 15 is matched with the opening size of the clamping groove 16, and the clamping block 15 is connected with the clamping groove 16 in a clamping manner, so that the protective cover 9 is quickly limited, the movable handle 7 is not affected in rotation, and the device is convenient to rotate and lift.

The utility model discloses a theory of operation and use flow: when the teaching board for education and teaching management is used daily, a teacher only needs to rotate the movable handle 7 to drive the rotating rod 8 to rotate, the rotating rod 8 drives the gear 6 to rotate when the gear 6 rotates, the rack plate 5 is driven to be in transmission connection when the gear 6 rotates, the rack plate 5 moves up and down, the rack plate 5 is limited by the limit block 3 in the limit groove 4 in a sliding connection mode, the rack plate 5 is prevented from being deviated and affecting the use of the teaching board, the teaching board body 1 is driven to ascend when the rack plate 5 ascends, so that the lifting effect of the teaching board is achieved, when the position is required to be fixed, the movable handle 7 slides in the sliding groove 17 by rotating the movable handle 7, the top end of the movable handle 7 is enabled to extrude the sliding block 18, the sliding block 18 slides in the spring cavity 19 to clamp the movable handle 7 under the deformation of the second spring 20, so that the height of the movable handle 7 is limited and fixed, adjust once more and only need extrusion slider 18 to break away from movable handle 7, when protecting slewing mechanism, dismantle fixture block 15 and draw-in groove 16 joint and make protection casing 9 cover slewing mechanism, make spacing push pedal 11 card go into inside recess 10 under the deformation of first spring 12 through manual pulling pull pole 14, thereby it is spacing to protect casing 9, thereby slewing mechanism has been protected, manual pull pole 14 during reuse, rotating protection casing 9, thereby restrict protection casing 9 through fixture block 15 to draw-in groove 16 block, so that use with activity handle 7 of rotating, put through the repacking and realized going up and down, and protection device protects, thereby the practicality of the device has been realized.

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

Claims

1. The utility model provides an education and teaching management is with teaching board, includes teaching board body (1) and gear (6), its characterized in that: the teaching board comprises a teaching board body (1), wherein a rack plate (5) is fixedly connected to the bottom of the teaching board body (1), supporting legs (2) are arranged under the teaching board body (1), a clamping block (15) is hinged to one side of each supporting leg (2), a protective cover (9) is hinged to one side of each supporting leg (2), a clamping groove (16) is formed in the top of a gear (6), a groove (10) is formed in the bottom of each protective cover (9), a limiting push plate (11) is sleeved in the groove (10), a pull rod (14) is fixedly connected to one side of the groove (10), a first spring (12) is arranged on the outer surface of the pull rod (14), a fixed plate (13) is fixedly connected to one side of each supporting leg (2), a movable handle (7) is arranged in the protective cover (9), and a rotating rod (8) is hinged to one, the outer fixed surface of dwang (8) is connected with gear (6), sliding tray (17) have been seted up to one side of supporting leg (2), spring chamber (19) have been seted up to the inside of supporting leg (2), the inside fixedly connected with second spring (20) of spring chamber (19), the inside of spring chamber (19) is provided with slider (18).

2. The teaching board for educational teaching management according to claim 1, wherein: the inside bearing that all is provided with of both sides of supporting leg (2), just the both ends of dwang (8) with the bearing rotates to be connected.

3. The teaching board for educational teaching management according to claim 1, wherein: the rack is characterized in that limit blocks (3) are fixedly connected to the two sides of the rack plate (5), limit grooves (4) are formed in the two sides of the supporting legs (2), and the limit blocks (3) are connected with the limit grooves (4) in a sliding mode.

4. The teaching board for educational teaching management according to claim 1, wherein: one side of the first spring (12) is fixedly connected with one side of the limiting push plate (11), and the other side of the first spring (12) is fixedly connected with one side of the fixing plate (13).

5. The teaching board for educational teaching management according to claim 1, wherein: the outer surface of the gear (6) is in transmission connection with one side of the rack plate (5).

6. The teaching board for educational teaching management according to claim 1, wherein: one side of the second spring (20) is fixedly connected with the inner wall of the spring cavity (19), the other side of the second spring (20) is fixedly connected with one side of the sliding block (18), the width of the sliding block (18) is matched with the opening size of the spring cavity (19), and the other side of the sliding block (18) is arranged in an arc shape.

7. The teaching board for educational teaching management according to claim 1, wherein: the support leg (2), rack plate (5), gear (6), activity handle (7), dwang (8), protection casing (9), recess (10), spacing push pedal (11), first spring (12), fixed plate (13), pull pole (14), fixture block (15), draw-in groove (16), sliding tray (17), slider (18), spring chamber (19), second spring (20) all are provided with two.

8. The teaching board for educational teaching management according to claim 1, wherein: the width of the clamping block (15) is matched with the size of the opening of the clamping groove (16), and the clamping block (15) is connected with the clamping groove (16) in a clamping mode.