CN207473461U - A kind of teaching Multifunctional abacus - Google Patents
A kind of teaching Multifunctional abacus Download PDFInfo
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- CN207473461U CN207473461U CN201721494934.0U CN201721494934U CN207473461U CN 207473461 U CN207473461 U CN 207473461U CN 201721494934 U CN201721494934 U CN 201721494934U CN 207473461 U CN207473461 U CN 207473461U
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- frame
- slot
- pearl
- pull rod
- teaching
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Abstract
The utility model is related to a kind of teaching Multifunctional abacus, belong to teaching aid technical field；The both sides of the frame are equipped with embedding groove；The both ends of the pull rod are movably set in embedding groove；The centre of the pull rod is equipped with button；Bar shaped groove is equipped in the middle part of the pull rod；The top of the frame is equipped with the shallow slot of bar shaped；The shallow slot is corresponded with the position of straight slot；The side of the supporting plate sets that there are one lateral alignment grooves；The bottom of the alignment grooves and frame cooperates；The supporting plate is equipped with several longitudinal limiting slots；Limiting rib is equipped in the limiting slot；Stability is high, vdiverse in function, can coordinate teachers ' classroom teaching, is combined with card, calculator, can improve classroom teaching efficiency and interest；And one of supporting form place, allow students obstructiveless study dial pearl main points.
Description
Technical field
The utility model is related to a kind of teaching Multifunctional abacus, belong to teaching aid technical field.
Background technology
Abacus is a kind of calculating instrument of simplicity of ancient Chinese working people's innovation and creation.China is the native place of abacus,
In today that computer has been commonly used, ancient abacus is not discarded not only, nimble, accurate etc. excellent because of it instead
Point, it is in the ascendant in many countries
Abacus mental calculation, i.e. abacus type mental arithmetic.Rechoning by the abacus is using abacus as tool, add, subtracts, the operations such as multiplication and division, evolution
Computational methods.It, which transports pearl skill, certain rule and pithy formula, when user's energy skilled operation abacus, in addition to can quickly be obtained
Outside correct option, growing for brain cell can be also penetrated, the floating variation of the disc type of abacus, class and bead is painted into brain
Abacus mental calculation can temper direction and focus on, attention range, attention persistence, attention are stable, think
Dimension ability；Abacus mental calculation and mathematics are inseparable.Abacus mental calculation is based on mathematical principle, using abacus as tool, with bead registration
Unique operation system of calculating.
Nowadays, many middle and primary schools have carried out the teaching of abacus mental calculation, and the introduction of abacus mental calculation is critically important, dial the hand of pearl at the beginning
Method and the sequence for dialling pearl are also critically important, and general teaching is to hang over abacus on blackboard, and teacher can be to explain, still in demonstration
Abacus is placed on the position of classroom hand just, and students are just difficult to see most important group of pearl main points；If abacus is hung in height, religion
Teacher, which needs to lift arm, dials pearl explanation, then the more burden of teacher；It is divided into practice totally in the practice of abacus mental calculation with baffle to practice
It practises, so in teaching demonstration, needs to combine specific number, general teachers association writes number corresponding with abacus on blackboard
Word, but number ceaselessly converts, teacher will ceaselessly wipe and write again, this can waste time in classroom, and be unfavorable for coherent
Teaching.
Utility model content
The purpose of this utility model is that it is in view of the drawbacks of the prior art and insufficient, a kind of simple in structure, design conjunction is provided
Reason, teaching Multifunctional abacus easy to use.
To achieve the above object, the technical solution adopted in the utility model is：It includes frame, beam, shelves, upper pearl, lower pearl；It
Also comprising embedding groove, pull rod, shallow slot, straight slot, button, supporting plate, alignment grooves, limiting slot, groove, telescopic support；In the frame
If there are one lateral beams；The beam, which runs through, to be vertically arranged in several on shelves；The upper pearl, lower bead sleeve are located on shelves；It is described
The both sides of frame are equipped with embedding groove；The both ends of the pull rod are movably set in embedding groove；The centre of the pull rod is equipped with button；Institute
It states and bar shaped groove is equipped in the middle part of pull rod；The top of the frame is equipped with the shallow slot of bar shaped；The position of the shallow slot and straight slot is mutually right
It should；The side of the supporting plate sets that there are one lateral alignment grooves；The bottom of the alignment grooves and frame cooperates；On the supporting plate
Equipped with several longitudinal limiting slots；Limiting rib is equipped in the limiting slot；The back side of the frame both sides is equipped with groove；The groove
In be equipped with telescopic support.
Preferably, the support bar group that is mutually socketed by two of the telescopic support into；The supporting rod is equipped with hole
With with the mutual corresponding elastic pearl in hole, structure is similar to the umbrella handle of umbrella.
Preferably, the outer wall of the frame side is equipped with several movable spans；The side of calculator is equipped with mutual with movable span
Corresponding round head pin；The calculator is flexibly connected by round head pin with the cooperation of movable span with frame, convenient for precisely calculating rechoning by the abacus
Topic is set a question, timing by calculator；The round head pin is similar with the structure of movable span with insuring chain lock on the inside of existing door
Structure.
Preferably, elastic component is equipped in the upper pearl, lower pearl, and upper pearl, the outer wall of lower pearl are uniformly provided with array and prevent
Sliding rib, convenient for quickly dialling pearl.
Preferably, the inner wall of the shallow slot is skew wall, it can preferably coordinate the placement of teaching card.
Preferably, the back side or both ends of the frame are equipped with symmetrical hanging hole, for hanging abacus.
When the utility model operates, abacus（Frame, beam, shelves, upper pearl, lower pearl constituent）It can directly hang, as existing
Some teaching-aid abacus are general；, can be by pull rod toward pull-up when hanging, the card of teaching can be plugged in straight slot by teacher, card
Bottom and shallow slot cooperate（Position, a rechonings by the abacus main points such as ten can be marked on card, as the main points and giving up the throne of add with carry subtract
Main points；Topic type can also be marked）；It is generally known that abacus mental calculation has a effect to be exactly, teacher reports very long a string of number to be added,
After subtracting each other or being multiplied, student can quote answer immediately, can be used in the utility model calculator in real time, synchronize and inscribe；This reality
It can be supported on dais with novel center, by the cooperation of telescopic support and supporting plate, teacher can dial pearl at the back side of abacus,
Student can be accessible see and special in abacus mental calculation dial pearl sequence.
With the above structure, the utility model has the beneficial effect that：A kind of teaching described in the utility model is with multi-functional
Abacus, reasonable in design, easy to operate, flexibility is good, and stability is high, vdiverse in function, can coordinate teachers ' classroom teaching, with card
Piece, calculator are combined, and can improve classroom teaching efficiency and interest（It can be with one exhausted relative superiority or inferiority -- speed of calculator）；One of and
Supporting form is placed, and the study of students obstructiveless is allowed to dial pearl main points, and the utility model has simple in structure, and setting is reasonable, system
Make the advantages such as cost is low.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the schematical top view of pull rod in the utility model；
Fig. 3 is the schematic diagram of supporting plate in the utility model；
Fig. 4 is the schematic rear view of the utility model center；
Fig. 5 is the side view of the utility model center；
Fig. 6 is the schematic diagram of calculator in the utility model；
Reference sign：
Containing frame 1, beam 2, shelves 3, upper pearl 4, lower pearl 5；It is embedding groove 6, pull rod 7, shallow slot 8, straight slot 9, button 10, supporting plate 11, right
Position slot 12, limiting slot 13, groove 14, telescopic support 15.
Specific embodiment
The utility model will be further described below with reference to the accompanying drawings.
Referring to such as Fig. 1 -- shown in Fig. 6, present embodiment includes frame 1, beam 2, shelves 3, upper pearl 4, lower pearl 5；It is also included
Embedding groove 6, pull rod 7, shallow slot 8, straight slot 9, button 10, supporting plate 11, alignment grooves 12, limiting slot 13, groove 14, telescopic support
15；Lateral beam 2 there are one being set in the frame 1；The beam 2, which runs through, to be vertically arranged in several on shelves 3；The upper pearl 4, lower pearl
5 are set on shelves 3；The both sides of the frame 1 are equipped with embedding groove 6；The both ends of the pull rod 7 are movably set in embedding groove 6；It is described
The centre of pull rod 7 is equipped with button 10；7 middle part of pull rod is equipped with bar shaped groove 9；The top of the frame 1 is equipped with the shallow slot of bar shaped
8；The shallow slot 8 is corresponded with the position of straight slot 9；The side of the supporting plate 11 sets that there are one lateral alignment grooves 12；It is described
Alignment grooves 12 and the bottom of frame 1 cooperate；The supporting plate 11 is equipped with several longitudinal limiting slots 13；In the limiting slot 13
Equipped with limiting rib；The back side of 1 both sides of frame is equipped with groove 14；Telescopic support 15 is equipped in the groove 14.
Wherein, the support bar group that the telescopic support 15 is mutually socketed by two into；The supporting rod be equipped with hole and
With the mutual corresponding elastic pearl in hole, structure is similar to the umbrella handle of umbrella.The outer wall of 1 side of frame is equipped with several movable spans 16；
The side of calculator 18 is equipped with and 16 mutual corresponding round head pin 17 of movable span；The calculator 18 passes through round head pin 17 and activity
The cooperation in hole 16 is flexibly connected with frame 1, convenient for precisely calculating rechoning by the abacus topic or being set a question by calculator, timing；The round head pin
The structure with insurance chain lock on the inside of existing door similar with the structure of movable span.Elastic component is equipped in the upper pearl 4, lower pearl 5,
And upper pearl 4, the outer wall of lower pearl 5 are uniformly provided with the anti-skidding rib of array, convenient for quickly dialling pearl.The inner wall of the shallow slot 8 is skew wall, can
Preferably to coordinate the placement of teaching card.The back side or both ends of the frame 1 are equipped with symmetrical hanging hole, for hanging abacus.
When present embodiment operates, abacus（Frame 1, beam 2, shelves 3, upper pearl 4, lower pearl 5 constituent）It can directly hang
It puts, as existing teaching-aid abacus is general；, can be by pull rod 7 toward pull-up when hanging, the card of teaching can be plugged in logical by teacher
In slot 9, bottom and the shallow slot 8 of card cooperate（Position, a rechonings by the abacus main points such as ten can be marked on card, such as add with carry
Main points and the main points subtracted of giving up the throne；Topic type can also be marked）；It is generally known that it is exactly that teacher's report is a string very long that abacus mental calculation, which has a effect,
Number be added, subtract each other or be multiplied after, student can quote answer immediately, can be used in the utility model calculator in real time, together
Step is inscribed；The utility model center can be supported on dais, and by the cooperation of telescopic support 15 and supporting plate 11, teacher can be
Pearl is dialled at the back side of abacus, and what student can be accessible sees group pearl sequence special in abacus mental calculation.
A kind of teaching Multifunctional abacus described in present embodiment, reasonable in design, easy to operate, flexibility
Good, stability is high, vdiverse in function, can coordinate teachers ' classroom teaching, is combined with card, calculator, can improve classroom instruction
Efficiency and interest（It can be with one exhausted relative superiority or inferiority -- speed of calculator）；And one of supporting form place, allow students obstructiveless
It practises and dials pearl main points, the utility model has the advantages that simple in structure, setting is reasonable, low manufacture cost.
The above is merely intended for describing the technical solutions of the present application, but not for limiting the present application, those of ordinary skill in the art couple
The other modifications or equivalent replacement that the technical solution of the utility model is made, without departing from technical solutions of the utility model
Spirit and scope should all cover in the right of the utility model.
Claims (6)
1. a kind of teaching Multifunctional abacus, it is characterised in that：It includes frame, beam, shelves, upper pearl, lower pearl；It, which is also included, inlays
Slot, pull rod, shallow slot, straight slot, button, supporting plate, alignment grooves, limiting slot, groove, telescopic support；It is horizontal there are one being set in the frame
To beam；The beam, which runs through, to be vertically arranged in several on shelves；The upper pearl, lower bead sleeve are located on shelves；The both sides of the frame are set
There is embedding groove；The both ends of the pull rod are movably set in embedding groove；The centre of the pull rod is equipped with button；In the middle part of the pull rod
Equipped with bar shaped groove；The top of the frame is equipped with the shallow slot of bar shaped；The shallow slot is corresponded with the position of straight slot；The supporting plate
Side set that there are one lateral alignment grooves；The bottom of the alignment grooves and frame cooperates；The supporting plate is equipped with several vertical
To limiting slot；Limiting rib is equipped in the limiting slot；The back side of the frame both sides is equipped with groove；It is equipped in the groove flexible
Support element.
2. a kind of teaching Multifunctional abacus according to claim 1, it is characterised in that：The telescopic support is by two
The support bar group being mutually socketed into.
3. a kind of teaching Multifunctional abacus according to claim 1, it is characterised in that：The outer wall of the frame side is equipped with
Several movable spans；The side of calculator is equipped with and the mutual corresponding round head pin of movable span；The calculator passes through round head pin and work
The cooperation in dynamic hole is flexibly connected with frame.
4. a kind of teaching Multifunctional abacus according to claim 1, it is characterised in that：It is all provided in the upper pearl, lower pearl
Flexible part, and upper pearl, the outer wall of lower pearl are uniformly provided with the anti-skidding rib of array.
5. a kind of teaching Multifunctional abacus according to claim 1, it is characterised in that：The inner wall of the shallow slot is oblique
Wall.
6. a kind of teaching Multifunctional abacus according to claim 1, it is characterised in that：The back side or both ends of the frame are set
There is symmetrical hanging hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721494934.0U CN207473461U (en) | 2017-11-10 | 2017-11-10 | A kind of teaching Multifunctional abacus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721494934.0U CN207473461U (en) | 2017-11-10 | 2017-11-10 | A kind of teaching Multifunctional abacus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207473461U true CN207473461U (en) | 2018-06-08 |
Family
ID=62263989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721494934.0U Expired - Fee Related CN207473461U (en) | 2017-11-10 | 2017-11-10 | A kind of teaching Multifunctional abacus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207473461U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111816033A (en) * | 2020-08-24 | 2020-10-23 | 吴荣华 | Multifunctional mathematics teaching aid and use method |
-
2017
- 2017-11-10 CN CN201721494934.0U patent/CN207473461U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111816033A (en) * | 2020-08-24 | 2020-10-23 | 吴荣华 | Multifunctional mathematics teaching aid and use method |
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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: 20180608 Termination date: 20181110 |