CN208922546U

CN208922546U - A kind of portable multifunctional mathematics teaching aid

Info

Publication number: CN208922546U
Application number: CN201820686256.6U
Authority: CN
Inventors: 王艳香; 李淑琪
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-05-09
Filing date: 2018-05-09
Publication date: 2019-05-31
Anticipated expiration: 2028-05-09

Abstract

The utility model discloses a kind of portable multifunctional mathematics teaching aids, including cabinet, the cabinet front surface processes rectangular recess, bar blocks are fixed in the rectangular recess, upper surface processes multiple No.1 circular grooves in the rectangular recess, lower surface processes multiple No. two circular grooves in the rectangular aperture, the bar blocks upper surface processes multiple circular through holes, support rod is inserted in each No.1 circular groove, each support rod other end is fixed in corresponding No. two circular grooves by circular through hole, bar magnet is equipped in each support rod, a No.1 pearl is fitted on each support rod and positioned at bar blocks upper end, on each support rod and it is located at No. two pearls there are five the insertings of bar blocks lower end, magnet is equipped in each No.1 pearl and No. two pearls, the cabinet rear surface processing peace Be loaded slot, is machined with No. three circular grooves in the installation card slot.The utility model has the beneficial effects that of simple structure and strong practicability.

Description

A kind of portable multifunctional mathematics teaching aid

Technical field

The utility model relates to teaching aid field, especially a kind of portable multifunctional mathematics teaching aid.

Background technique

With the development of society, the raising of people's consciousness, the education for children, people have understanding more profound, Now, student, in addition to existing textbook reading matter, increases the teaching aid of auxiliary student's rational learning in learning process, these religions Tool is to propagate science and technology, the artificial purpose of education, the visual field for the student that motivates students' interest in learning, opened up.

204820805 U of Chinese patent literature CN discloses a kind of portable multifunctional mathematics teaching aid, which can realize The drafting of the circle of straight line, various triangles, different-diameter etc. has the characteristics that multi-purpose content, at the same by the bristle of setting and Small brushes can be realized the wiping of dust on wiping and the blackboard to blackboard.But device is when in use not in above-mentioned patent Facilitate people, figure mistake is caused because of minute movement, influences normal use.

Currently, teacher in teaching process, is often drawn by teaching aid, is demonstrated, the teaching aid of perfect performance Classroom instruction can be enriched, while also will increase the learning interest of student, now, on mathematics class, be commonly used then for abacus, Drawing tools etc., but these teaching aids are more dispersed, carrying is more troublesome, while existing teaching aid cannot play the function of prompting Can, cause teacher to forget band teaching aid, thus can bring certain influence to attending class, therefore, to solve the above-mentioned problems, need Design kind portable multifunctional mathematics teaching aid.

Utility model content

Purpose of the utility model is to solve the above problems, devise a kind of portable multifunctional mathematics teaching aid.

Realize that above-mentioned purpose the technical solution of the utility model is a kind of portable multifunctional mathematics teaching aid, including cabinet, The cabinet front surface processes rectangular recess, fixes bar blocks in the rectangular recess, and upper surface processes in the rectangular recess Multiple No.1 circular grooves, lower surface processes multiple No. two circular grooves in the rectangular aperture, and the bar blocks upper surface is equal Multiple circular through holes are processed, insert support rod in each No.1 circular groove, each support rod other end passes through circle Shape through-hole is fixed in corresponding No. two circular grooves, is equipped with bar magnet in each support rod, on each support rod And be located at bar blocks upper end and be fitted with a No.1 pearl, on each support rod and it is located at there are five the insertings of bar blocks lower end No. two pearls are equipped with magnet, the cabinet rear surface processing installation card slot, institute in each No.1 pearl and No. two pearls It states and is machined with No. three circular grooves in installation card slot, be equipped with large size set square in the installation card slot, the large size set square is just Surface processes No.1 card slot, fixed small size set square in the No.1 card slot, on the large size set square and small size set square It is fixed with support bar, each support bar rear surface is seamlessly connected handle, and cabinet rear surface both ends are respectively and fixedly provided with pad Block, each cushion block outer surface process rectangular recess, electromagnet, the cabinet are fixed in each rectangular recess Front surface processes No. four circular grooves, loudspeaker is embedded in No. four circular grooves, lower surface is equipped with electric power storage in the cabinet Pond, the cabinet are equipped with wiring board, are packaged with single-chip microcontroller, memory module and timer on the wiring board, the single-chip microcontroller is defeated Outlet is separately connected the input terminal of loudspeaker, electromagnet, memory module and timer, and the single-chip microcomputer input and battery are defeated Outlet is connected.

Scale is machined on the large size set square and small size set square.

Retainer plate is equipped in the installation card slot.

The No.1 pearl and No. two bead shapes are in the same size.

The wiring board upper surface processes two pairs of screw holes, is fitted with fixing bolt, the wiring board in each screw hole It is fixed in cabinet by two pairs of fixing bolts.

The cabinet lower surface is equipped with frictional layer.

A kind of portable multifunctional mathematics teaching aid made using the technical solution of the utility model, easy to operate, cost Cheap, this product utilizes the suction-operated of magnet, and teaching aid can be fixed on blackboard, and the set square being arranged can facilitate teacher just It is often used, while abacus beads being fixed on support rod using magnet, it is user-friendly, while being furnished with timing function, Teacher can be reminded using the time, easily and effectively.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram of portable multifunctional mathematics teaching aid described in the utility model；

Fig. 2 is a kind of front view of portable multifunctional mathematics teaching aid described in the utility model；

Fig. 3 is a kind of set square structural schematic diagram of portable multifunctional mathematics teaching aid described in the utility model；

In figure, 1, cabinet；2, bar blocks；3, support rod；4, bar magnet；5, No.1 pearl；6, No. two pearls；7, magnet； 8, frictional layer；9, large size set square；10, small size set square；11, support bar；12, handle；13, scale；14, retainer plate；15, it pads Block；16, electromagnet；17, loudspeaker；18, wiring board；19, single-chip microcontroller；20, memory module；21, timer；22, battery； 23, fixing bolt.

Specific embodiment

The utility model is specifically described with reference to the accompanying drawing, as shown in Figure 1-3, a kind of portable multifunctional mathematics Teaching aid, including cabinet 1,1 front surface of cabinet process rectangular recess, fix bar blocks 2, the rectangle in the rectangular recess Upper surface processes multiple No.1 circular grooves in groove, and lower surface processes multiple No. two circular grooves, institute in the rectangular aperture It states 2 upper surface of bar blocks and processes multiple circular through holes, support rod 3 is inserted in each No.1 circular groove, it is each described 3 other end of support rod is fixed in corresponding No. two circular grooves by circular through hole, is equipped with magnet in each support rod 3 Stick 4 on each support rod 3 and is located at 2 upper end of bar blocks and is fitted with a No.1 pearl 5, on each support rod 3 and Positioned at the inserting of 2 lower end of bar blocks there are five No. two pearls 6, it is equipped with magnet 7 in each No.1 pearl 5 and No. two pearls 6, Card slot is installed in 1 rear surface of the cabinet processing, is machined with No. three circular grooves in the installation card slot, is set in the installation card slot There is large size set square 9,9 front surface of large size set square processes No.1 card slot, fixed small size set square in the No.1 card slot 10, support bar 11, the equal nothing of each 11 rear surface of support bar are respectively and fixedly provided on the large size set square 9 and small size set square 10 Seam connection handle 12, the 1 rear surface both ends of cabinet are respectively and fixedly provided with cushion block 15, and each 15 outer surface of cushion block processes square Connected in star is fixed with electromagnet 16 in each rectangular recess, and 1 front surface of cabinet processes No. four circular grooves, described Loudspeaker 17 is embedded in No. four circular grooves, lower surface is equipped with battery 22 in the cabinet 1, and the cabinet 1 is equipped with wiring board 18, single-chip microcontroller 19, memory module 20 and timer 21 are packaged on the wiring board 18, and 19 output end of single-chip microcontroller connects respectively Connect loudspeaker 17, electromagnet 16, memory module 20 and timer 21 input terminal, 19 input terminal of single-chip microcontroller and battery 22 Output end is connected；Scale 13 is machined on the large size set square 9 and small size set square 10；It is equipped in the installation card slot Retainer plate 14；The No.1 pearl 5 is consistent with No. two 6 shape sizes of pearl；18 upper surface of wiring board processes two pairs of screw holes, Fixing bolt 23 is fitted in each screw hole, the wiring board 18 is fixed in cabinet 1 by two pairs of fixing bolts 23；Institute 1 lower surface of cabinet is stated equipped with frictional layer 8.

The characteristics of the present embodiment is that 1 front surface of cabinet processes rectangular recess, fixes bar blocks 2, rectangle in rectangular recess Upper surface processes multiple No.1 circular grooves in groove, and lower surface processes multiple No. two circular grooves, bar blocks 2 in rectangular aperture Upper surface processes multiple circular through holes, inserts support rod 3 in each No.1 circular groove, each 3 other end of support rod passes through Circular through hole is fixed in corresponding No. two circular grooves, is equipped with bar magnet 4 in each support rod 3, on each support rod 3 and position A No.1 pearl 5 is fitted in 2 upper end of bar blocks, on each support rod 3 and is located at the inserting of 2 lower end of bar blocks there are five No. two Pearl 6, magnet 7 is equipped in each No.1 pearl 5 and No. two pearls 6, and 1 rear surface of cabinet processing installation card slot installs card slot No. three circular grooves are inside machined with, large size set square 9 is equipped in installation card slot, 9 front surface of large size set square processes No.1 card slot, Support bar 11, Mei Gezhi is respectively and fixedly provided on fixed trumpet set square 10 in No.1 card slot, large size set square 9 and small size set square 10 11 rear surface of stay is seamlessly connected handle 12, and 1 rear surface both ends of cabinet are respectively and fixedly provided with cushion block 15, each 15 outer surface of cushion block Rectangular recess to be processed, is fixed with electromagnet 16 in each rectangular recess, 1 front surface of cabinet processes No. four circular grooves, and No. four Loudspeaker 17 is embedded in circular groove, lower surface is equipped with battery 22 in cabinet 1, and cabinet 1 is equipped with wiring board 18, on wiring board 18 Be packaged with single-chip microcontroller 19, memory module 20 and timer 21,19 output end of single-chip microcontroller be separately connected loudspeaker 17, electromagnet 16, The input terminal of memory module 20 and timer 21,19 input terminal of single-chip microcontroller are connected with 22 output end of battery.It is easy to operate, it makes Valence is cheap, and this product utilizes the suction-operated of magnet, and teaching aid can be fixed on blackboard, and the set square being arranged can facilitate teacher Normal use, while abacus beads being fixed on support rod using magnet, it is user-friendly, while being furnished with timing function Can, teacher can be reminded using the time, easily and effectively.

In the present embodiment, single-chip microcontroller 19 is installed first at the present apparatus free time, model selects PIC16LF627A, The output end of the single-chip microcontroller 19 is defeated with loudspeaker 17, electromagnet 16, memory module 20 and timer 21 respectively by conducting wire Enter end connection, then the output end by the input terminal of the single-chip microcontroller 19 by conducting wire respectively with battery 22 is electrical connected, ability After domain personnel are programmed by single-chip microcontroller 19, the job order of the fully controllable each electrical part of system, the specific working principle is as follows: including There is cabinet 1, is machined with rectangular recess in 1 front surface of cabinet, bar blocks 2, the upper surface of bar blocks 2 are fixed in rectangular recess Process multiple circular through holes, then process multiple No.1 circular grooves in rectangular recess upper surface, its lower surface it is opposite plus Work has multiple No. two circular grooves, and support rod 3 is passed through circular through hole for No.1 circular groove and corresponding No. two circular grooves It is connected, a No.1 pearl 5 is cased on the support rod 3 of 2 upper end of bar blocks, and is covered on the support rod 3 of 2 lower end of bar blocks There are five No. two pearls 6, are then provided with bar magnet 4 in each support rod 3, and in each No.1 pearl 5 and No. two pearls 3 It is inside provided with magnet 7, pearl can be fixed on support rod 3 by user, particularly, the No.1 pearl 5 and No. two pearls 6 Shape size is consistent, then in the rear surface processing installation card slot of cabinet 1, installs in card slot and is machined with No. three circular grooves, The handle 12 installed on large size set square 9 fixed in card slot can be fixed in No. three circular grooves, No. three circles are recessed Retainer plate 14 is installed, 9 front surface of large size set square is machined with No.1 card slot, small size triangle is fixed in No.1 card slot in slot Plate 10 particularly uses for convenience, is respectively and fixedly provided with support bar 11 on large size set square 9 and small size set square 10, supports The rear surface of item 11, which is seamlessly connected, handle 12, and scale 13 is machined on the two set squares, later after cabinet 1 Surface both ends are respectively and fixedly provided with cushion block 15, are mounted on electromagnet 16, electric power storage in the rectangular recess of 15 outer surface of cushion block processing Pond 22 can work for device and provide energy, and under the action of electromagnet 16, cabinet 1 is fixed on blackboard, and teacher is facilitated to use religion Then tool is equipped with loudspeaker 17 in No. four circular grooves of 1 front surface of cabinet processing, in the present apparatus, pass through two pairs of fixations Wiring board 18 is fixed in cabinet 1 by bolt 23, and under the action of timer 21 and single-chip microcontroller 19, loudspeaker 17 can be played and be mentioned The effect show, warned, 1 lower surface of cabinet is equipped with frictional layer 8, in order to attract the attention of students, 1 outside table of cabinet Face can coat chromatic colour.

Above-mentioned technical proposal only embodies the optimal technical scheme of technical solutions of the utility model, the technology of the art Personnel embody the principles of the present invention to some variations that some of them part may be made, and belong to the utility model Protection scope within.

Claims

1. a kind of portable multifunctional mathematics teaching aid, including cabinet (1), which is characterized in that cabinet (1) front surface processes square Connected in star is fixed bar blocks (2) in the rectangular recess, and upper surface processes multiple No.1 circular grooves in the rectangular recess, Lower surface processes multiple No. two circular grooves in the rectangular aperture, and bar blocks (2) upper surface processes multiple round logical Hole, each No.1 circular groove is interior to insert support rod (3), and each support rod (3) other end is solid by circular through hole Due in corresponding No. two circular grooves, bar magnet (4) are equipped in each support rod (3), on each support rod (3) And be located at bar blocks (2) upper end and be fitted with a No.1 pearl (5), on each support rod (3) and it is located under bar blocks (2) No. two pearls (6) there are five inserting are held, are equipped with magnet (7) in each No.1 pearl (5) and No. two pearls (6), it is described Card slot is installed in the processing of cabinet (1) rear surface, is machined with No. three circular grooves in the installation card slot, is equipped in the installation card slot Large size set square (9), large size set square (9) front surface process No.1 card slot, fixed small size triangle in the No.1 card slot It is respectively and fixedly provided with support bar (11) on plate (10), the large size set square (9) and small size set square (10), each support bar (11) rear surface is seamlessly connected handle (12), and cabinet (1) the rear surface both ends are respectively and fixedly provided with cushion block (15), each pad Block (15) outer surface processes rectangular recess, is fixed in each rectangular recess electromagnet (16), before the cabinet (1) Surface processes No. four circular grooves, is embedded in loudspeaker (17) in No. four circular grooves, the interior lower surface of the cabinet (1) is equipped with Battery (22), the cabinet (1) are equipped with wiring board (18), and single-chip microcontroller (19), storage mould are packaged on the wiring board (18) Block (20) and timer (21), single-chip microcontroller (19) output end are separately connected loudspeaker (17), electromagnet (16), memory module (20) it is connected with the input terminal of timer (21), single-chip microcontroller (19) input terminal with battery (22) output end.

2. a kind of portable multifunctional mathematics teaching aid according to claim 1, which is characterized in that the large size set square (9) and on small size set square (10) scale (13) are machined with.

3. a kind of portable multifunctional mathematics teaching aid according to claim 1, which is characterized in that set in the installation card slot There are retainer plate (14).

4. a kind of portable multifunctional mathematics teaching aid according to claim 1, which is characterized in that the No.1 pearl (5) It is consistent with No. two pearl (6) shape sizes.

5. a kind of portable multifunctional mathematics teaching aid according to claim 1, which is characterized in that on the wiring board (18) Surface processes two pairs of screw holes, is fitted with fixing bolt (23) in each screw hole, and the wiring board (18) passes through two pairs of fixations Bolt (23) is fixed in cabinet (1).

6. a kind of portable multifunctional mathematics teaching aid according to claim 1, which is characterized in that cabinet (1) following table Face is equipped with frictional layer (8).