CN213695987U

CN213695987U - Portable education and teaching universal teaching aid

Info

Publication number: CN213695987U
Application number: CN202023294394.6U
Authority: CN
Inventors: 温兴林
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-07-16
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a general teaching aid of portable education and teaching, including the box, sliding connection places the board between the both sides inner wall of box, places the board and is removed by the drive of first drive assembly, and the top of placing the board is equipped with the apron, the both sides inner wall sliding connection of apron and box all offers the installation cavity that is the symmetry and sets up in the both sides wall of box, is provided with the second drive assembly who is used for driving the apron and goes up and down in the installation cavity, the utility model adopts the above technical scheme, think about ingeniously, simple structure, it stretches out and draws back to place the board through the rotation drive of knob and accomodate, has improved the convenience of teaching tool operation when accessing, drives the apron through screw drive's mode and goes up and down, can carry on spacingly to the profile plate simultaneously, has improved the device steadiness.

Description

Portable education and teaching universal teaching aid

Technical Field

The utility model relates to a teaching equipment technical field especially relates to a general teaching aid of portable education and teaching.

Background

Education is a Chinese vocabulary, refers to school education of special organization in a narrow sense, refers to social practice activities affecting physical and mental development of people in a broad sense, educators develop the mental development of educated people in a purposeful and organized way according to the conditions and the titles of schools according to laws, regulations and industrial specifications, and explains various phenomena, problems or behaviors for the educated people according to the prior experience and learning knowledge to improve the practical ability.

In the education process, teaching mr need use the teaching tool of various to carry out the tutor education to the student, including chi utensil, drawing pin, books etc, teaching mr still needs to carry the teaching aid on carrying teaching material's basis, teaching teacher's burden has been increased, inconvenient use, and current receiver stability is relatively poor when using, it is chaotic to cause inside teaching aid easily when carrying the removal, and inside teaching aid damages easily when meetting the collision, cause the use inconvenient.

Therefore, a portable teaching aid for education and teaching is needed to solve the problems that the teaching aid is inconvenient to use and poor in stability when used.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a general teaching aid of portable education and teaching to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides a general teaching aid of portable education and teaching, includes the box, and sliding connection has between the both sides inner wall of box places the board, places the board and removes by the drive of first drive assembly, and the top of placing the board is equipped with the apron, the installation cavity that is the symmetry setting is all seted up in the both sides wall of apron and box sliding connection, the installation cavity is provided with the second drive assembly that is used for driving the apron and goes up and down.

The following is the utility model discloses to above-mentioned technical scheme's further optimization:

first drive assembly includes that two are the symmetry and lay and equal fixed mounting places the castellated plate on the board bottom, and the axis of rotation has been laid in the below rotation of castellated plate, has cup jointed two gears in the axis of rotation, and two gears mesh mutually with two castellated plates respectively.

Further optimization: the second drive assembly comprises a rotating rod vertically arranged in the installation cavity, a worm is sleeved on the rotating rod, a worm wheel matched with the worm is sleeved on the rotating shaft, and a threaded sleeve is sleeved on the rotating rod.

Further optimization: the top fixed mounting of apron has the connecting plate, and connecting plate fixed mounting is between the thread bush, the both ends of connecting plate and the inner wall sliding connection of box, and the axis of rotation extends to the position department of box and installs the knob of installing with the coaxial setting of gear.

Further optimization: the rotating rod is provided with an external thread, the inner side of the thread sleeve is provided with an internal thread matched with the external thread, and the rotating rod and the thread sleeve are in thread transmission.

Further optimization: the spout has all been seted up on the both sides lateral wall of box, places equal fixed mounting on the both ends of board and has the slider, sliding connection between slider and the spout, and the cross-section of slider and spout is the T type.

Further optimization: the top fixed mounting of box has the seat of rotating, and the inside of rotating the seat is rotated and is connected with the door plant with box matched with, and the cross-section of door plant is the L type.

Further optimization: the top end of the box body is fixedly provided with a handle, and the handle is sleeved with an anti-slip sleeve.

Further optimization: the thread bush sets up directly over the worm, and the gear setting is in the inside of box, and the worm wheel setting is in the inside of installation cavity, sets up perpendicularly between dwang and the axis of rotation.

The above technical scheme is adopted in the utility model, think about ingenious, simple structure, the rotation through the knob drives and places the board and receive that stretches out and draws back, has improved the convenience of teaching tool operation when accessing.

The placing plate drives the cover plate to descend when being recycled to press the teaching tools in the placing plate to be limited, so that the stability of the box body in the moving process is improved, and the condition that the teaching tools in the box body are damaged in a disordered manner is avoided.

The rotation through the knob can the simultaneous control place the flexible state of board and the lifting state of apron, has improved the convenience of this teaching aid in the use greatly.

The rotation through the axis of rotation can drive the dwang and rotate, and then the control is placed the board and is stretched out and drawn back and the apron goes up and down, makes the box steady convenient when inside teaching tool is taken to needs, and stability is higher when accomodating the removal to make the box.

The cover plate is driven to lift in a thread transmission mode, the tooth-shaped plate can be limited, and the stability of the device in use is improved.

The present invention will be further explained with reference to the drawings and examples.

Drawings

FIG. 1 is a schematic view of the main section structure of the present invention;

FIG. 2 is a schematic side sectional view of the present invention;

fig. 3 is a schematic view of the structure of the middle worm wheel and worm of the present invention.

In the figure: 1-a box body; 2-placing a plate; 3-a rotating shaft; 4-a gear; 5-rotating the rod; 6-worm; 7-a worm gear; 8-thread bush; 9-a connecting plate; 10-a cover plate; 11-a knob; 12-a slide block; 13-a handle; 14-an anti-slip sleeve; 16-a rotating seat; 17-a door panel; 18-a chute; 19-a castellated plate; 20-installation cavity.

Detailed Description

Example (b): as shown in figures 1-3, a general teaching aid of portable education and teaching, including box 1, sliding connection places board 2 between the both sides inner wall of box 1, places board 2 and removes by the drive of first drive assembly, and the top of placing board 2 is equipped with apron 10, apron 10 and the both sides inner wall sliding connection of box 1 all set up the installation cavity 20 that is the symmetry setting in the both sides wall of box 1, are provided with in the installation cavity 20 to be used for driving apron 10 to carry out the second drive assembly that goes up and down.

The first driving assembly comprises two toothed plates 19 which are symmetrically arranged and are fixedly mounted on the bottom end of the placing plate 2.

A rotating shaft 3 is rotatably arranged below the toothed plate 19.

Two gears 4 are sleeved on the rotating shaft 3, and the two gears 4 are respectively meshed with the two toothed plates 19.

The second drive assembly comprises a swivelling lever 5 arranged vertically in a mounting chamber 20.

And a worm 6 is sleeved on the rotating rod 5.

And a worm wheel 7 matched with the worm 6 is sleeved on the rotating shaft 3.

And a threaded sleeve 8 is sleeved on the rotating rod 5.

And a connecting plate 9 is fixedly arranged above the cover plate 10, and the connecting plate 9 is fixedly arranged between the thread sleeves 8.

The two ends of the connecting plate 9 are connected with the inner wall of the box body 1 in a sliding mode, and a knob 11 which is arranged coaxially with the gear 4 is installed at the position where the rotating shaft 3 extends to the box body 1.

The dwang 5 is provided with external threads, the inner side of the thread bush 8 is provided with internal threads matched with the external threads, and the dwang 5 and the thread bush 8 are in thread transmission.

The side walls of the two sides of the box body 1 are both provided with sliding grooves 18.

The two ends of the placing plate 2 are fixedly provided with sliding blocks 12.

The sliding block 12 is connected with the sliding groove 18 in a sliding mode, and the sections of the sliding block 12 and the sliding groove 18 are both T-shaped.

The top end of the box body 1 is fixedly provided with a rotating seat 16, the inside of the rotating seat 16 is rotatably connected with a door plate 17 matched with the box body 1, and the section of the door plate 17 is L-shaped.

The top end of the box body 1 is fixedly provided with a handle 13, and the handle 13 is sleeved with an anti-slip sleeve 14.

The thread bush 8 is arranged right above the worm 6.

The gear 4 is disposed inside the case 1.

The worm wheel 7 is arranged inside the mounting cavity 20.

The rotating rod 5 and the rotating shaft 3 are vertically arranged.

In operation, the rotation through axis of rotation 3 can drive dwang 5 and rotate, and then the control is placed board 2 and is stretched out and drawn back and apron 10 goes up and down, makes box 1 steady convenient when inside teaching tool is taken to needs, and it is higher to make box 1 stability when accomodating the removal.

The cover plate 10 is driven to lift in a threaded transmission mode, meanwhile, the tooth-shaped plate 19 can be limited, and the stability of the device in use is improved.

Design like this, when needs put into box 1 with teaching aid in, open door plant 17, it is rotatory to rotate knob 11 and drive axis of rotation 3, and drive gear 4 and castellated plate 19 mesh the transmission when axis of rotation 3 rotates, drives then and places board 2 and outwards remove.

The axis of rotation 3 drives worm wheel 7 worm 6 when rotating and meshes the transmission and then drives dwang 5 and rotates, dwang 5 carries out the screw thread transmission with thread bush 8 when rotating, then drives 8 rebound of thread bush.

When the threaded sleeve 8 moves upwards, the connecting plate 9 is driven to ascend, and when the connecting plate 9 moves upwards, the cover plate 10 is driven to move upwards.

The cover plate 10 is raised to the top when the placing plate 2 is completely removed from the cabinet 1, and then the teaching tool is put into the cabinet 1.

The teaching tool places back reverse rotation knob 11 once more, drives and places board 2 and remove to box 1, withdraws placing board 2, places board 2 and presses spacingly to the teaching tool who places board 2 top in the synchronous downstream of apron 10 when inside removal, accomplishes the storage of accomodating teaching tool.

For those skilled in the art, based on the teachings of the present invention, changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the invention.

Claims

1. The utility model provides a general teaching aid of portable education and teaching, includes box (1), its characterized in that: sliding connection has between the both sides inner wall of box (1) places board (2), places board (2) and removes by the drive of first drive assembly, and the top of placing board (2) is equipped with apron (10), the both sides inner wall sliding connection of apron (10) and box (1), all set up installation cavity (20) that are the symmetry and set up in the both sides wall of box (1), be provided with in installation cavity (20) and be used for driving apron (10) and carry out the second drive assembly that goes up and down.

2. A portable teaching aid in educational and teaching versatile, according to claim 1, wherein: first drive assembly includes that two are the symmetry and lay and equal fixed mounting places dentate plate (19) on board (2) bottom, and rotation axis (3) have been laid in the below rotation of dentate plate (19), has cup jointed two gear (4) on rotation axis (3), and two gear (4) mesh with two dentate plate (19) respectively mutually.

3. A portable teaching aid in educational and teaching versatile, according to claim 2, wherein: the second driving assembly comprises a rotating rod (5) vertically arranged in the installation cavity (20), a worm (6) is sleeved on the rotating rod (5), a worm wheel (7) matched with the worm (6) is sleeved on the rotating shaft (3), and a threaded sleeve (8) is sleeved on the rotating rod (5).

4. A portable teaching aid in educational and teaching versatile, according to claim 3, wherein: the top fixed mounting of apron (10) has connecting plate (9), and connecting plate (9) fixed mounting is between thread bush (8), the both ends of connecting plate (9) and the inner wall sliding connection of box (1), and position department that axis of rotation (3) extended to box (1) installs knob (11) of installing with gear (4) coaxial setting.

5. A portable teaching aid in educational and teaching universal according to claim 4, wherein: the rotating rod (5) is provided with an external thread, the inner side of the thread sleeve (8) is provided with an internal thread matched with the external thread, and the rotating rod (5) and the thread sleeve (8) are in thread transmission.

6. A portable teaching aid in educational and teaching versatile, according to claim 5, wherein: all seted up spout (18) on the both sides lateral wall of box (1), place equal fixed mounting on the both ends of board (2) and have slider (12), sliding connection between slider (12) and spout (18), slider (12) and the cross-section of spout (18) are the T type.

7. A portable teaching aid in educational and teaching versatile, according to claim 6, wherein: the top end of the box body (1) is fixedly provided with a rotating seat (16), the inside of the rotating seat (16) is rotatably connected with a door plate (17) matched with the box body (1), and the section of the door plate (17) is L-shaped.

8. A portable teaching aid in educational and teaching versatile, according to claim 7, wherein: a handle (13) is fixedly arranged at the top end of the box body (1), and an anti-slip sleeve (14) is sleeved on the handle (13).

9. A portable teaching aid in educational and teaching versatile, according to claim 8, wherein: thread bush (8) sets up directly over worm (6), and gear (4) set up in the inside of box (1), and worm wheel (7) set up in the inside of installation cavity (20), set up perpendicularly between dwang (5) and axis of rotation (3).