CN212484683U

CN212484683U - Display board for digital-to-analog electric teaching

Info

Publication number: CN212484683U
Application number: CN202021465702.4U
Authority: CN
Inventors: 刘英华; 其他发明人请求不公开姓名
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2021-02-05
Anticipated expiration: 2030-07-23

Abstract

The utility model discloses a show board is used in electric teaching of number electricity mould belongs to the teaching aid field, which comprises a main frame, the inside demountable installation of main frame has the internal frame, the bottom fixed mounting of internal frame has the bottom plate, the left and right sides of internal frame is rotated and is installed hinge A and hinge B, hinge A and hinge B outside fixed mounting have expansion board A and expansion board B, flexible seat A and flexible seat B are installed respectively to the below left and right sides of main frame. The utility model discloses an install main frame, internal frame, warp rod, slider, weft rod, hinge A, hinge B, pin rod, spout, key cylinder, flexible seat A and flexible seat B, realize quick convenient elevating height, improve the effect of teaching to prevent flexible seat A and flexible seat B and the whole skew that takes place of teaching board, ensured the security, can be applicable to not equidimension teaching panel moreover and fix the show, improved the practicality.

Description

Display board for digital-to-analog electric teaching

Technical Field

The utility model relates to a teaching apparatus field especially relates to a number electricity mould electricity teaching is with show board.

Background

In the teaching occasion of digital electric, need utilize the show board, the effect of show board is firstly for fixed teaching board, secondly for can make things convenient for audio-visual demonstration calculation for the student more, the efficiency of teaching has been improved, present digital electric teaching is with show board can't carry out quick convenient automatic rising when using, lead to apart from the classmate learning inefficiency far away, and present digital electric teaching is with show board volume less, no way extends, and be convenient for collect, the practicality is relatively poor, for solving above-mentioned problem, we have announced a digital electric teaching is with show board.

Patent number CN201810770642.8 discloses a show board is used in teaching, show board is used in teaching includes show base plate, fixed subassembly and extension subassembly, be formed with in the show base plate and insert and establish the groove, fixed subassembly includes a plurality of set screw and a plurality of magnetic block, a plurality of set screw are fixed in on the wall, set screw's top is provided with flat absorption portion, a plurality of magnetic block are fixed in respectively four bights of show base plate, a plurality of magnetic block adsorb respectively and are fixed in on a plurality of set screw's the flat absorption portion, the extension subassembly includes a plurality of extension boards, a plurality of extension boards set up range upon range of ground in insert and establish the inslot to can slide with the protrusion in outside the show base plate. Teaching is with the use of show board comparatively convenient.

The device has the following disadvantages when in use: 1. the device can not rapidly and conveniently lift the teaching display board when in use, cannot expand and is convenient to collect, and is inconvenient to use, so the improvement is needed; 2. the device can't carry out anti-skidding processing to the bottom when using to there is not quick fixed teaching board of way, security and practicality are relatively poor, so still need to improve.

SUMMERY OF THE UTILITY MODEL

The utility model provides a show board is used in digital electronic teaching, aim at through installing the main frame, the internal frame, the warp pole, the slider, the woof pole, hinge A, hinge B, the pin rod, the spout, the key cylinder, flexible seat A and flexible seat B, present show board is used in digital electronic teaching all can use the panel of teaching when teaching, traditional teaching mode is on hand, lead to the student to observe not comprehensive enough, and be inconvenient for operation during the demonstration, and teaching panel is not of uniform size, through installing main frame and internal frame, slidable mounting has the slider at the upper and lower both ends of internal frame, install the warp pole in the inside of slider, make the size between warp pole and the woof pole adjust, install the four corners of teaching panel between warp pole and woof pole afterwards, be convenient for quick fixed, teaching panel, better show is for the student, and be connected with expansion board A and expansion board B between hinge A and hinge B and the internal frame, when the size needs to be expanded, firstly, the hinge A and the hinge B are rotated, the expansion board A and the expansion board B are rotated, then, a pin cylinder in a chute at the back of the main frame is slid, the pin cylinder is slid rightwards and is sleeved in a pin rod, so that the expansion board A and the expansion board B are quickly fixed, the practicability is improved, the conventional display board for digital-to-analog electronic education has no way of quickly and conveniently lifting the height, the teaching effect is poor, through installing the telescopic seat A and the telescopic seat B, firstly, the bottoms of the telescopic seat A and the telescopic seat B are provided with the anti-slip mats which are PVC soft rubber, have good impact toughness and extensibility and are soft as a whole, the telescopic seat A, the telescopic seat B and the teaching board are prevented from wholly deviating, the safety is ensured, when the display board needs to be lifted, the infrared controller is electrified through an external power supply, remote control infrared controller afterwards, infrared controller utilizes inside infrared emitting diode to the infrared light is the carrier to come the power that command information converts control command switch-on motor into, and the motor rotates, drives the threaded rod and rotates, and the threaded rod drives outside thread bush and rotates, and the thread bush drives the bearing housing in the outside and upwards or moves downwards, and the bearing housing promotes or descends in end section of thick bamboo inside, thereby drives the outer sleeve of top and reciprocates, realizes automatic convenient lift, has improved the practicality.

The utility model provides a specific technical scheme as follows:

the utility model provides a pair of show board is used in electric teaching of digital electric mode, which comprises a main frame, the inside demountable installation of main frame has the internal frame, the bottom fixed mounting of internal frame has the bottom plate, the upper and lower both sides slidable mounting of internal frame has the slider, the inside fixed mounting of slider has through the pole, the below fixed mounting of through the pole has the latitude pole, and the left and right sides fixed mounting of latitude pole in the inboard of internal frame, the left and right sides of internal frame is rotated and is installed hinge A and hinge B, hinge A and hinge B outside fixed mounting have expansion board A and expansion board B, flexible seat A and flexible seat B are installed respectively to the below left and right sides of main frame.

Optionally, flexible seat A includes infrared controller, end section of thick bamboo, motor, threaded rod, thread bush, bearing housing and outer sleeve, the power take off end of motor rotates the power input end that is connected with the threaded rod, the outside of threaded rod is rotated and is connected with the thread bush, the outside of thread bush is rotated and is connected with the bearing housing, bearing housing slidable mounting is inside end section of thick bamboo, the outer sleeve has been cup jointed to the top of end section of thick bamboo, the bottom fixed mounting of end section of thick bamboo has the infrared controller.

Optionally, the structure of the telescopic seat B is the same as that of the telescopic seat a.

Optionally, the back of the main frame is fixedly provided with a pin rod, a sliding groove and a pin cylinder, the sliding groove is fixedly arranged above the main frame, the pin cylinder is slidably arranged inside the sliding groove, the pin cylinder is sleeved outside the pin rod, and the pin rod is fixedly arranged above the main frame.

Optionally, the bottoms of the telescopic seat A and the telescopic seat B are both provided with anti-slip pads.

Optionally, the power input end of the motor is electrically connected with the power output end of the infrared controller, and the power input end of the infrared controller is electrically connected with the power output end of the external power supply.

The utility model has the advantages as follows:

1. the utility model aims at providing a through installing the main frame, the inner frame, the warp pole, the slider, the weft pole, hinge A, hinge B, the pin pole, spout and cotter, present several electric mould for the electrical education show board all can use the panel of teaching when teaching, traditional teaching mode is holding in hand, lead to the student to observe not comprehensive enough, and be inconvenient for operation during the demonstration, and teaching panel size is not uniform, through installing main frame and inner frame, slidable mounting has the slider at the upper and lower both ends of inner frame, install the warp pole in the inside of slider, make the size between warp pole and the weft pole adjust, install the four corners of teaching panel between warp pole and weft pole afterwards, be convenient for quick fixed, teaching panel, better show for the student, and be connected with extension board A and extension board B through hinge A and hinge B and between the inner frame, when needs expand the size, at first rotate hinge A and hinge B, rotate expansion board A and expansion board B and come, the inside round pin section of thick bamboo of spout at main frame back slides afterwards, slides the round pin section of thick bamboo right, embolias inside the pin pole to carry out quick fixed with expansion board A and expansion board B, improved the practicality.

2. The utility model aims at providing a rapid and convenient lifting height of the display board for digital-to-electric-mode electrified education by installing a non-slip mat, a telescopic seat A and a telescopic seat B, which leads to poor teaching effect, by installing the telescopic seat A and the telescopic seat B, firstly, the non-slip mat is installed at the bottom of the telescopic seat A and the telescopic seat B, the non-slip mat is PVC soft rubber, which has good impact toughness and extensibility, and the whole texture is soft, thereby preventing the telescopic seat A, the telescopic seat B and the teaching board from wholly deviating, ensuring the safety, when the display board is required to be lifted, the infrared controller is electrified by an external power supply, then, the infrared controller is remotely controlled, the infrared controller utilizes an internal infrared light emitting diode, uses infrared light as a carrier to convert instruction information into a control instruction to be electrified by a power supply of a motor, the motor rotates, and drives a threaded rod to rotate, the threaded rod drives the outside thread bush and rotates, and the bearing housing that the thread bush drove the outside upwards or moves downwards, and the bearing housing promotes or descends in end section of thick bamboo is inside to the outer sleeve that drives the top reciprocates, realizes automatic convenient lift, has improved the practicality.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic view of an overall structure of a display board for digital-to-analog electric teaching according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a back portion of a display board for digital-to-analog electric teaching according to an embodiment of the present invention;

fig. 3 is the utility model discloses a digit electric model electricity teaching is with show board supporting seat A's schematic structure.

In the figure: 1. a main frame; 2. a base plate; 3. an inner frame; 4. a slider; 5. a warp beam; 6. a weft rod; 7. an expansion board A; 8. a hinge A; 9. a telescopic seat A; 10. a non-slip mat; 11. a telescopic base B; 12. a hinge B; 13. an expansion board B; 14. a chute; 15. a pin barrel; 16. a pin rod; 18. an infrared controller; 19. a bottom cylinder; 20. a bearing housing; 21. a threaded sleeve; 23. an outer sleeve; 25. a threaded rod; 26. an electric motor.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.

A display board for digital-to-analog electric teaching according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.

Referring to fig. 1, 2 and 3, an embodiment of the present invention provides a display board for digital-analog electric teaching, including a main frame 1, an inner frame 3 is detachably mounted inside the main frame 1, a bottom plate 2 is fixedly mounted at the bottom of the inner frame 3, sliders 4 are slidably mounted on the upper and lower sides of the inner frame 3, a warp rod 5 is fixedly mounted inside the sliders 4, a weft rod 6 is fixedly mounted below the warp rod 5, the left and right sides of the weft rod 6 are fixedly mounted inside the inner frame 3, a hinge A8 and a hinge B12 are rotatably mounted on the left and right sides of the inner frame 3, an expansion board a7 and an expansion board B13 are fixedly mounted on the outer sides of the hinge A8 and the hinge B12, a telescopic seat a9 and a telescopic seat B11 are respectively mounted on the left and right sides below the main frame 1, and sliders 4 are slidably mounted on the upper and lower ends of the inner frame 3 by mounting the main frame 1 and the inner, the warp rod 5 is arranged inside the sliding block 4, so that the size between the warp rod 5 and the weft rod 6 can be adjusted, then four corners of the teaching board are arranged between the warp rod 5 and the weft rod 6, the rapid fixation is convenient, the teaching board is better displayed for students, an expansion board A7 and an expansion board B13 are connected between a hinge A8 and a hinge B12 and an inner frame 3, when the size needs to be expanded, the hinge A8 and the hinge B12 are firstly rotated, the expansion board A7 and the expansion board B13 are rotated, then a pin tube 15 inside a sliding groove 14 at the back of the main frame 1 is slid, the pin tube 15 is slid rightwards and sleeved inside a pin rod 16, so that the expansion board A7 and the expansion board B13 are rapidly fixed, the practicability is improved, and the conventional digital-electric teaching board for digital-analog electric teaching cannot be rapidly and conveniently lifted, the teaching effect is poor, by arranging a telescopic seat A9 and a telescopic seat B11, firstly, the bottoms of a telescopic seat A9 and a telescopic seat B11 are provided with an anti-slip mat 10, the anti-slip mat 10 is made of PVC soft rubber, has good impact toughness and extensibility and is soft in overall texture, the telescopic seat A9, the telescopic seat B11 and a teaching board are prevented from shifting integrally, safety is ensured, when the display board needs to be lifted, an external power supply is used for powering an infrared controller 18, then the infrared controller 18 is remotely controlled, the infrared controller 18 utilizes an internal infrared light emitting diode and takes infrared light as a carrier to convert command information into a control command to switch on a power supply of a motor 26, the motor 26 rotates to drive a threaded rod 25 to rotate, the threaded rod 25 drives an outer threaded sleeve 21 to rotate, the threaded sleeve 21 drives an outer bearing sleeve 20 on the outer side to move upwards or downwards, the bearing sleeve 20 is lifted or descended in a bottom sleeve 19, so as to drive an upper outer sleeve 23 to move upwards and downwards, realize automatic convenient lift, improved the practicality.

Referring to fig. 1 and 2, the telescopic seat a9 includes an infrared controller 18, a bottom barrel 19, a motor 26, a threaded rod 25, a threaded sleeve 21, a bearing sleeve 20 and an outer sleeve 23, a power output end of the motor 26 is rotatably connected with a power input end of the threaded rod 25, the threaded sleeve 21 is rotatably connected to the outside of the threaded rod 25, the bearing sleeve 20 is rotatably connected to the outside of the threaded sleeve 21, the bearing sleeve 20 is slidably mounted inside the bottom barrel 19, the outer sleeve 23 is sleeved on the top of the bottom barrel 19, and the infrared controller 18 is fixedly mounted at the bottom of the bottom barrel 19.

Referring to fig. 1 and 3, the structure of the telescopic seat B11 is the same as that of the telescopic seat a 9.

Referring to fig. 1 and 2, a pin 16, a sliding chute 14 and a pin cylinder 15 are fixedly mounted on the back of the main frame 1, the sliding chute 14 is fixedly mounted above the main frame 1, the pin cylinder 15 is slidably mounted inside the sliding chute 14, the pin cylinder 15 is sleeved outside the pin 16, and the pin 16 is fixedly mounted above the main frame 1.

Referring to fig. 1, 2 and 3, the bottoms of the telescopic seats a9 and B11 are provided with non-slip mats 10.

Referring to fig. 1 and 3, the power input terminal of the motor 26 is electrically connected to the power output terminal of the infrared controller 18, and the power input terminal of the infrared controller 18 is electrically connected to the power output terminal of the external power source.

The embodiment of the utility model provides a show board is used in electric teaching of number electric model, during the use, at first need fix the teaching panel that the teaching was used, slide slider 4 of the upper and lower both ends installation of internal frame 3 at first, drive through pole 5 with slider 4 inside lateral shifting, and weft rod 6 fixes inside internal frame 3, the distance is inconvenient, make the size between warp rod 5 and weft rod 6 change, be convenient for fix the teaching panel of different sizes, install the four corners of teaching panel in the clearance department between warp rod 5 and weft rod 6 afterwards, quick fixed, better show for the student, when needs expand the size, at first rotate hinge A8 and hinge B12 of the left and right sides of internal frame 3, rotate extension A7 and extension B13 and come, slide the inside round pin section of thick bamboo 15 of spout 14 of main frame 1 back afterwards, slide round pin section of thick bamboo 15 to the right side, embolia pin pole 16 inside, thereby carry out quick fixed with expansion board A7 and expansion board B13, realize the function of extension size, improve the quality of teaching, when needing to promote the teaching board, give infrared controller 18 circular telegram through external power source, infrared controller 18 is remote controlled afterwards, infrared controller 18 utilizes inside infrared emitting diode, use the infrared light as the carrier to come instruction information conversion into control command and switch on the power of motor 26, motor 26 rotates, it rotates to drive threaded rod 25, threaded rod 25 drives outside thread bush 21 and rotates, thread bush 21 drives the bearing housing 20 in the outside and upwards or downwards moves, bearing housing 20 promotes or descends in end section of thick bamboo 19 is inside, thereby drive the outer sleeve 23 of top and reciprocate, realize automatic convenient lift, and the practicality is improved.

It should be noted that the utility model relates to a number electric mode electricity teaching is with show board, including main frame 1, bottom plate 2, internal frame 3, slider 4, warp rod 5, weft rod 6, expansion board A7, hinge A8, flexible seat A9, slipmat 10, flexible seat B11, hinge B12, expansion board B13, spout 14, cotter 15, cotter 16, infrared controller 18, end section of thick bamboo 19, bearing housing 20, thread bush 21, outer sleeve 23, threaded rod 25, electricity, the electrical components are all products in the prior art, the technical personnel in the field select, install and complete the debugging operation of the circuit according to the use requirement to ensure that all the electrical equipment can work normally, the components are all universal standard components or components known by the technical personnel in the field, the structure and principle are known to the skilled person through technical manuals or through routine experimentation, and the applicant is not specifically limited herein.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A display board for digital-to-analog electric teaching comprises a main frame (1) and is characterized in that, an inner frame (3) is detachably arranged in the main frame (1), a bottom plate (2) is fixedly arranged at the bottom of the inner frame (3), the upper side and the lower side of the inner frame (3) are provided with sliding blocks (4) in a sliding way, the inside of each sliding block (4) is fixedly provided with a warp rod (5), a weft rod (6) is fixedly arranged below each warp rod (5), and the left and right sides of the weft rod (6) are fixedly arranged at the inner side of the inner frame (3), the left side and the right side of the inner frame (3) are rotatably provided with a hinge A (8) and a hinge B (12), the outsides of the hinge A (8) and the hinge B (12) are fixedly provided with an expansion board A (7) and an expansion board B (13), the left side and the right side of the lower part of the main frame (1) are respectively provided with a telescopic seat A (9) and a telescopic seat B (11).

2. The display board for digital-to-analog-to-digital electric teaching of claim 1, wherein the telescopic seat A (9) comprises an infrared controller (18), a bottom cylinder (19), a motor (26), a threaded rod (25), a threaded sleeve (21), a bearing sleeve (20) and an outer sleeve (23), a power output end of the motor (26) is rotatably connected with a power input end of the threaded rod (25), the outer part of the threaded rod (25) is rotatably connected with the threaded sleeve (21), the outer side of the threaded sleeve (21) is rotatably connected with the bearing sleeve (20), the bearing sleeve (20) is slidably mounted inside the bottom cylinder (19), the outer sleeve (23) is sleeved above the bottom cylinder (19), and the bottom of the bottom cylinder (19) is fixedly provided with the infrared controller (18).

3. A display board for digital-to-analog electric teaching as claimed in claim 1, wherein the structure of the telescopic base B (11) is the same as that of the telescopic base a (9).

4. The display board for digital-to-analog electric teaching of claim 1, wherein a pin rod (16), a chute (14) and a pin cylinder (15) are fixedly installed at the back of the main frame (1), the chute (14) is fixedly installed above the main frame (1), the pin cylinder (15) is slidably installed inside the chute (14), the pin cylinder (15) is sleeved outside the pin rod (16), and the pin rod (16) is fixedly installed above the main frame (1).

5. The display board for digital-to-analog electric teaching of claim 1, wherein the bottom of the telescopic seat A (9) and the telescopic seat B (11) are both provided with non-slip mats (10).

6. A display board for digital-to-analog electric teaching as claimed in claim 2, wherein the power input of the motor (26) is electrically connected to the power output of the infrared controller (18), and the power input of the infrared controller (18) is electrically connected to the power output of the external power source.