CN204423700U - A kind of portable mathematical formulae exercise apparatus - Google Patents
A kind of portable mathematical formulae exercise apparatus Download PDFInfo
- Publication number
- CN204423700U CN204423700U CN201520042977.XU CN201520042977U CN204423700U CN 204423700 U CN204423700 U CN 204423700U CN 201520042977 U CN201520042977 U CN 201520042977U CN 204423700 U CN204423700 U CN 204423700U
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- CN
- China
- Prior art keywords
- base plate
- opening
- cardboard
- elasticity
- curved bar
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Packaging Of Annular Or Rod-Shaped Articles, Wearing Apparel, Cassettes, Or The Like (AREA)
Abstract
The utility model provides a kind of portable mathematical formulae exercise apparatus, four Card storing rooms are divided in Packaging box body, Card storing indoor storage has formula card, fixing cardboard is posted in the base plate front of formula card, the bottom in base plate front is provided with slip cardboard, base plate has the opening that laterally slides, horizontal slip opening and longitudinal sliding motion opening UNICOM, the base plate back side is provided with the slide damper be connected with the cardboard that slides, slide damper is connected by joint pin with slip cardboard, joint pin is positioned at slip opening, base plate front is provided with types of facial makeup in Beijing operas, the face of the types of facial makeup in Beijing operas is the curved bar of elasticity, the base plate that the curved bar of elasticity is corresponding longitudinally has strip opening, the curved bar of elasticity is connected with elastic threads, the other end of elastic threads is through strip opening, walk around steering column, walk around the joint pin be printed between the slip cardboard of correct option and slide damper, be fixed on the base plate back side, the utility model is easy to use, vivid and interesting, enforce one's memory, portable mathematical formulae exercise apparatus.
Description
Technical field
The utility model relates to a kind of educational aid, is specifically related to a kind of portable mathematical formulae exercise apparatus.
Background technology
In mathematics studying, the mathematical formulae used is various, memory is got up more difficult, especially for liking the teenager of fresh, novel interesting things, and uninteresting mathematical studying and the pure memory of formula is suffered untold misery to it, be unable to lift learning interest, learning efficiency is also had a greatly reduced quality, and Given this, some teaching aids are just made by people, but existing mathematical education teaching aid is mostly more fixed books class formations, and student is difficult to interested.
Summary of the invention
The purpose of this utility model is to provide a kind of easy to use, vivid and interesting, enforces one's memory, portable mathematical formulae exercise apparatus.
The technical scheme that the utility model adopts is as follows: a kind of portable mathematical formulae exercise apparatus, comprise box body, box body is connected with lid, four Card storing rooms are divided into by diaphragm plate and midfeather in box body, each Card storing indoor are provided with dividing plate, Card storing indoor storage has formula card, formula card comprises base plate, the problematic fixing cardboard of print is posted on the top in base plate front, the bottom in base plate front is provided with the slip cardboard that two to six are printed on answer, base plate has the opening that laterally slides with slip cardboard corresponding position, the tail end of horizontal slip opening and longitudinal sliding motion opening UNICOM, the tail end of longitudinal sliding motion opening is identical with the height of fixing cardboard, the base plate back side is provided with the slide damper be connected with the cardboard that slides, slide damper is connected by joint pin with slip cardboard, joint pin is positioned at slip opening, the upper right quarter in base plate front is provided with types of facial makeup in Beijing operas, the face of the types of facial makeup in Beijing operas is the curved bar of an elasticity, the two ends of the curved bar of elasticity are fixed on base plate, base plate corresponding in the middle part of the curved bar of elasticity longitudinally has strip opening, the curved bar of elasticity is connected with elastic threads, one end of this elastic threads is connected to the middle part of the curved bar of elasticity, the other end is through strip opening, walk around the steering column be located at immediately below base plate Runners shape opening, walk around the joint pin be printed between the slip cardboard of correct option and slide damper, be fixed on the base plate back side.
Breach is had outside described dividing plate.
Transparent bag is provided with inside described lid.
Described lid side is provided with slide fastener, and the side of box body is provided with the slide fastener corresponding with the slide fastener of lid side.
A side of described box body is provided with handle.
The beneficial effects of the utility model mainly contain: on formula card, arrange the formula answer easily obscured, when learner finds correct answer, the types of facial makeup in Beijing operas on card can show smiling face, thus excite the interest of learner, better remember faster, card box is provided with several Card storing rooms, can deposit disaggregatedly card, be convenient to the study of system, study course can be recorded, and leaves in the transparent bag inside cartridge, structure is simple, raw material sources is simple, and use easy to carry, instructor or learner oneself can make.
Accompanying drawing explanation
The structural representation of Fig. 1 to be structural representation Fig. 2 of the utility model box body be the utility model formula card face
Fig. 3 is the structural representation of the utility model formula card back
Fig. 4 is the structural representation that the utility model formula card face selects when checking on one's answers
Fig. 5 is the structural representation that the utility model formula card back selects when checking on one's answers
Embodiment
As shown in Fig. 1 ~ 5, a kind of portable mathematical formulae exercise apparatus, comprise box body 1, box body 1 is connected with lid 2, four Card storing rooms are divided into by diaphragm plate 3 and midfeather 4 in box body 1, each Card storing indoor are provided with some dividing plates 5, Card storing room is separated into less space, be convenient to deposit formula card disaggregatedly, Card storing indoor storage has formula card, formula card comprises base plate 6, the problematic fixing cardboard 7 of print is posted on the top in base plate 6 front, problem is a part for the formula needing memory, by its key not with oneself with part vacate, the bottom in base plate 6 front is provided with the slip cardboard 8 that two to six are printed on answer, answer is the part vacated in the formula corresponding with problem, for enforcing one's memory, answer has at least one correct, one vicious, base plate 6 has horizontal slip opening 9 with slip cardboard 8 corresponding position, the tail end of horizontal slip opening 9 and longitudinal sliding motion opening 10 UNICOM, the tail end of longitudinal sliding motion opening 10 is identical with the height of fixing cardboard 7, base plate 6 back side is provided with the slide damper 11 be connected with the cardboard 8 that slides, slide damper 11 is connected by joint pin with slip cardboard 8, joint pin is positioned at slip opening 9, the slip cardboard 8 in movable base plate 6 front, the slip cardboard 8 being printed on answer can be moved to the position printing problematic fixing cardboard 7, with the formula that its composition one is complete, the upper right quarter in base plate 6 front is provided with types of facial makeup in Beijing operas, the face of the types of facial makeup in Beijing operas is the curved bar 12 of an elasticity, the two ends of the curved bar 12 of elasticity are fixed on base plate 6, the curved bar of elasticity 12 is a curved bar of convex-shaped time initial, base plate 6 corresponding in the middle part of the curved bar 12 of elasticity longitudinally has strip opening 13, the curved bar 12 of elasticity is connected with elastic threads 14, one end of this elastic threads 14 is connected to the middle part of the curved bar 12 of elasticity, the other end is through strip opening 13, walk around the steering column 15 be located at immediately below base plate 6 Runners shape opening 13, walk around the joint pin be printed between the slip cardboard 8 of correct option and slide damper 11, be fixed on base plate 6 back side, when the slip cardboard 8 being printed on wrong answer is moved to the position of problem, the curved bar 12 of elasticity can not be touched, still keep convex-shaped, when the slip cardboard 8 being printed on correct option moves to the position of problem, elastic threads 14 will be driven, pull down the curved bar 12 of elasticity, make to draw the curved bar 12 of elasticity to become concave, now the types of facial makeup in Beijing operas form a smiling face, in order to see that smiling face understands learner and can make great efforts to find correct option, this just excites learning interest.
Have breach outside dividing plate 5, conveniently pick and place formula card.Be provided with transparent bag 16 inside lid 2, the scraps of paper recording oneself study course etc. in oolemma, can be placed.Lid 2 side is provided with slide fastener, and the side of box body 1 is provided with the slide fastener corresponding with the slide fastener of lid 2 side, when not using, formula card is placed in box body by classification, pulled on by slide fastener, slide fastener, in conjunction with fastening, prevent lid from opening formula card because of carelessness and is scattered.A side of box body 1 is provided with handle 17, is easy to carry, and portablely also directly can put into school bag.This device can make and also can be used for teacher's teaching for learning by oneself, and can be made into less form, also can be made into larger form and be convenient to show.
Claims (5)
1. a portable mathematical formulae exercise apparatus, comprise box body (1), box body (1) is connected with lid (2), four Card storing rooms are divided into by diaphragm plate (3) and midfeather (4) in box body (1), each Card storing indoor are provided with dividing plate (5), Card storing indoor storage has formula card, formula card comprises base plate (6), the problematic fixing cardboard (7) of print is posted on the top in base plate (6) front, the bottom in base plate (6) front is provided with the slip cardboard (8) that two to six are printed on answer, on base plate (6) and slip cardboard (8) corresponding position has the opening (9) that laterally slides, laterally to slide the tail end of opening (9) and longitudinal sliding motion opening (10) UNICOM, the tail end of longitudinal sliding motion opening (10) is identical with the height of fixing cardboard (7), base plate (6) back side is provided with the slide damper (11) be connected with the cardboard that slides (8), slide damper (11) is connected by joint pin with slip cardboard (8), joint pin is positioned at the opening (9) that laterally slides, the upper right quarter in base plate (6) front is provided with types of facial makeup in Beijing operas, the face of the types of facial makeup in Beijing operas is the curved bar of an elasticity (12), the two ends of the curved bar of elasticity (12) are fixed on base plate (6), the base plate (6) of the curved bar of elasticity (12) middle part correspondence is upper longitudinally has strip opening (13), the curved bar of elasticity (12) is connected with elastic threads (14), one end of this elastic threads (14) is connected to the middle part of the curved bar of elasticity (12), the other end is through strip opening (13), walk around the steering column (15) be located at immediately below base plate (6) Runners shape opening (13), walk around the joint pin be printed between the slip cardboard (8) of correct option and slide damper (11), be fixed on base plate (6) back side.
2. the portable mathematical formulae exercise apparatus of one according to claim 1, is characterized in that: described dividing plate (5) outside has breach.
3. the portable mathematical formulae exercise apparatus of one according to claim 1, is characterized in that: described lid (2) inner side is provided with transparent bag (16).
4. the portable mathematical formulae exercise apparatus of one according to claim 1, is characterized in that: described lid (2) side is provided with slide fastener, and the side of box body (1) is provided with the slide fastener corresponding with the slide fastener of lid (2) side.
5. the portable mathematical formulae exercise apparatus of one according to claim 1, is characterized in that: a side of described box body (1) is provided with handle (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520042977.XU CN204423700U (en) | 2015-01-22 | 2015-01-22 | A kind of portable mathematical formulae exercise apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520042977.XU CN204423700U (en) | 2015-01-22 | 2015-01-22 | A kind of portable mathematical formulae exercise apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204423700U true CN204423700U (en) | 2015-06-24 |
Family
ID=53474050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520042977.XU Expired - Fee Related CN204423700U (en) | 2015-01-22 | 2015-01-22 | A kind of portable mathematical formulae exercise apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204423700U (en) |
-
2015
- 2015-01-22 CN CN201520042977.XU patent/CN204423700U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150624 Termination date: 20160122 |
|
| EXPY | Termination of patent right or utility model |