CN203870505U - Conveniently dismounted multifunctional abacus - Google Patents
Conveniently dismounted multifunctional abacus Download PDFInfo
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- CN203870505U CN203870505U CN201420322886.7U CN201420322886U CN203870505U CN 203870505 U CN203870505 U CN 203870505U CN 201420322886 U CN201420322886 U CN 201420322886U CN 203870505 U CN203870505 U CN 203870505U
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- frame
- left frame
- abacus
- upper side
- groove
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Abstract
The utility model discloses a conveniently dismounted multifunctional abacus and belongs to the technical field of math teaching aids. Clamping grooves are formed in the middles of the inner sides of a left frame and a right frame, the tops and the bottoms of the left frame and the right frame are provided with U-shaped grooves, two ends of a cross beam are respectively matched with the clamping grooves in the middles of the left frame and the right frame, a plurality of through holes are formed in the cross beam, bead stringing rods are inserted into the through holes, two ends of each bead stringing rod are clamped in corresponding round grooves in the inner walls of a lower frame and an upper frame, a plurality of moving abacus beads sleeve the bead stringing rod, the lower frame and the upper frame are respectively inlayed in the U-shaped grooves in the tops and the bottoms of the left frame and the right frame, and a box body is movably connected with the back side of the upper frame through a hinge. The conveniently dismounted multifunctional abacus is reasonable in structural design, convenient to dismount and good in flexibility, components and parts can be optionally replaced, the using cost is saved, the noise is low during operation, friction between the abacus beads and fingers is large, a slipping phenomenon does not occur, the multifunctional abacus is convenient to clean, and the using sanitary conditions are improved.
Description
Technical field
The utility model relates to a kind of easy-to-mount Multifunctional abacus, belongs to mathematics teaching aid technical field.
Background technology
Mathematics, one of main subject of natural science, stems from the early stage activity in production of the mankind, and early stage ancient Greek, ancient Babylon, ancient Egypt, Gu Yindu and ancient Chinese all possess some special knowledge to mathematics.Mathematics is a subject of the concepts such as research quantity, structure, variation and spatial model.By the utilization of abstract and reasoning from logic, by counting, calculate, measure and to producing in the observation of body form and motion.
The today being commonly used at computing machine, ancient abacus does not only go out of use, because of its advantage such as nimble, accurate, in the ascendant in many countries on the contrary.Therefore, people often mention in the same breath the invention of abacus and ancient Chinese four inventions, in the Northern Song Dynasty famous painting < < Riverside Scene at the Pure Moon Festival > > Zhao too assistant officer family herbal medicine shop cabinet be just decorated with an abacus.Due to abacus computing easily and fast, be the computational tool that the working people of Han nationality generally uses for thousands of years, even if modern state-of-the-art electronic calculator can not replace the effect of abacus completely always.UNESCO just passes through in Baku, Azerbaijan capital, and rechoning by the abacus formally becomes mankind's non-material cultural heritage.The 30th project that is listed in non-something lost of Zhe Yeshi China.
Existing abacus function singleness, and in operating process, the collision between abacus bead can be sent sound, if on classroom, such sound can have influence on other people computing, and the complete confusion that can seem on classroom.
Traditional abacus is all fixed, and the surface of abacus bead is all nakedly, in calculating process, easily skid, cause operation result mistake, there is afterwards the abacus bead that some are anti-skidding, but the skid-proof point on abacus bead needs periodic cleaning, and abacus is fixed, clear up pretty troublesome, after long-time use, some abacus beads can damage, and the words of replacing are very inconvenience also, in order to save trouble, somebody throws away the abacus of having gone bad one or two abacus bead, again buy, this has not only caused waste, and new abacus also can affect the efficiency of computing.
Utility model content
For the problems referred to above, the technical problems to be solved in the utility model be to provide a kind of simple in structure, dirigibility good and easy-to-mount Multifunctional abacus.
A kind of easy-to-mount Multifunctional abacus of the present utility model, it comprises left frame, left frame, lower frame, upper side frame, box body, lanyard, thumb screw, crossbeam, abacus bead, wears pearl bar, left frame, the centre of left frame inner side is equipped with draw-in groove, left frame, the top and bottom of left frame is equipped with U-shaped groove, the two ends of crossbeam respectively with left frame, draw-in groove in the middle of left frame cooperatively interacts, and crossbeam is provided with several through holes, wearing pearl bar interts in through hole, each two ends of wearing pearl bar is all fastened on corresponding lower frame, in the circular groove of upper side frame inwall, wear the abacus bead that is arranged with several activities on pearl bar, lower frame, upper side frame is embedded in respectively left frame, in the U-shaped groove of left frame top and bottom, left frame, left frame, lower frame, the two ends of upper side frame are equipped with the screw hole of mutual correspondence, left frame, left frame, lower frame, the end of upper side frame is being connected by thumb screw and screw hole all, the two ends of lanyard are equipped with annulus, lanyard is connected with upper side frame by the cooperation of annulus and thumb screw, box body is flexibly connected with the back side of upper side frame by hinge.
As preferably, a side of described abacus bead is provided with side channel, and quiet rubber ring is embedded in side channel.
As preferably, the outer wall of described abacus bead is provided with groove, and anti-slip rubber circle is embedded in groove.
As preferably, the lid of described box body is can reusable board.
As preferably, in described box body, can place some article such as standby abacus bead, marking pen, screwdriver, self-stick notes, so that the possible period of want or need.
During the utility model operation, whole abacus can pass through thumb screw dismounting easily, during computing, quiet rubber ring can be avoided sounding between abacus bead, and anti-slip rubber circle also can be avoided skidding between finger and abacus bead, certainly these rubber rings need to regularly be taken off cleaning, because making cleaning, easy-to-dismount advantage becomes simple, and after long-time use, if the words of abacus bead wherein or other parts damages, can between replace parts, without again purchasing, reduced cost, in the process of computing, if desired record or checking computations data, can complete record by lid, while going out to carry, can be by lanyard by the abacus back of the body piggyback, also after abacus can being split, be placed in chest, in the time of need to using, assemble again.
The beneficial effects of the utility model: its reasonable in design, be convenient to dismounting, dirigibility is good, can change arbitrarily parts, save use cost, during its operation, noise is low, and the friction between abacus bead and finger is larger, there will not be the phenomenon of skidding, it is easily cleared up, and has improved the sanitary condition using.
Accompanying drawing explanation
For ease of explanation, the utility model is described in detail by following concrete enforcement and accompanying drawing.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of abacus bead in the utility model;
Fig. 3 is abacus bead side sectional view in the utility model;
Fig. 4 is the structural representation of left frame in the utility model.
1-left frame; 2-left frame; 3-lower frame; 4-upper side frame; 5-box body; 6-lanyard; 7-thumb screw; 8-crossbeam; 9-abacus bead; 10-wears pearl bar; 11-draw-in groove; 12-U type groove; 13-circular groove; 51-lid; 61-annulus; 81-through hole; 91-side channel; The quiet rubber ring of 92-; 93-groove; 94-anti-slip rubber circle.
Embodiment
As shown in Figures 1 to 4, this embodiment by the following technical solutions: it comprises left frame 1, left frame 2, lower frame 3, upper side frame 4, box body 5, lanyard 6, thumb screw 7, crossbeam 8, abacus bead 9, wears pearl bar 10, left frame 1, the centre of left frame 2 inner sides is equipped with draw-in groove 11, left frame 1, the top and bottom of left frame 2 is equipped with U-shaped groove 12, the two ends of crossbeam 8 respectively with left frame 1, draw-in grooves 11 in the middle of left frame 2 cooperatively interact, and crossbeam 8 is provided with several through holes 81, wear pearl bar 10 and intert in through hole 81, and each two ends of wearing pearl bar 10 is all fastened on corresponding lower frame 3, in the circular groove 13 of upper side frame 4 inwalls, wear the abacus bead 9 that is arranged with several activities on pearl bar 10, lower frame 3, upper side frame 4 is embedded in respectively left frame 1, in the U-shaped groove 12 of left frame 2 tops and bottom, left frame 1, left frame 2, lower frame 3, the two ends of upper side frame 4 are equipped with the screw hole of mutual correspondence, left frame 1, left frame 2, lower frame 3, the end of upper side frame 4 is all by being connected of thumb screw 7 and screw hole, and the two ends of lanyard 6 are equipped with annulus 61, and lanyard 6 is connected with upper side frame 4 by the cooperation of annulus 61 and thumb screw 7, and box body 5 is flexibly connected with the back side of upper side frame 4 by hinge.
Wherein, a side of described abacus bead 9 is provided with side channel 91, and quiet rubber ring 92 is embedded in side channel 91; The outer wall of described abacus bead 9 is provided with groove 93, and anti-slip rubber circle 94 is embedded in groove 92; The lid 51 of described box body 5 is can reusable board; Described box body 5 is interior can place some article such as standby abacus bead, marking pen, screwdriver, self-stick notes, so that the possible period of want or need.
During the operation of this embodiment, whole abacus can pass through thumb screw 7 dismounting easily, during computing, quiet rubber ring 92 can be avoided sounding between abacus bead 9, and anti-slip rubber circle 94 also can be avoided skidding between finger and abacus bead 9, certainly these rubber rings need to regularly be taken off cleaning, because making cleaning, easy-to-dismount advantage becomes simple, and after long-time use, if the words of abacus bead wherein 7 or other parts damages, can between replace parts, without again purchasing, reduced cost, in the process of computing, if desired record or checking computations data, can complete record by lid 51, while going out to carry, can be by lanyard 6 by the abacus back of the body piggyback, also after abacus can being split, be placed in chest, in the time of need to using, assemble again.
This embodiment reasonable in design, is convenient to dismounting, and dirigibility is good, can change arbitrarily parts, saved use cost, during its operation, noise is low, and the friction between abacus bead and finger is larger, there will not be the phenomenon of skidding, it is easily cleared up, and has improved the sanitary condition using.
More than show and described ultimate principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and instructions, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (4)
1. an easy-to-mount Multifunctional abacus, is characterized in that: it comprises left frame (1), left frame (2), lower frame (3), upper side frame (4), box body (5), lanyard (6), thumb screw (7), crossbeam (8), abacus bead (9), wears pearl bar (10), left frame (1), the centre of left frame (2) inner side is equipped with draw-in groove (11), left frame (1), the top and bottom of left frame (2) is equipped with U-shaped groove (12), the two ends of crossbeam (8) respectively with left frame (1), draw-in groove (11) in the middle of left frame (2) cooperatively interacts, and crossbeam (8) is provided with several through holes (81), wear pearl bar (10) and intert in through hole (81), each two ends of wearing pearl bar (10) is all fastened on corresponding lower frame (3), in the circular groove (13) of upper side frame (4) inwall, wear the abacus bead (9) that is arranged with several activities on pearl bar (10), lower frame (3), upper side frame (4) is embedded in respectively left frame (1), in the U-shaped groove (12) of left frame (2) top and bottom, left frame (1), left frame (2), lower frame (3), the two ends of upper side frame (4) are equipped with the screw hole of mutual correspondence, left frame (1), left frame (2), lower frame (3), the end of upper side frame (4) is being connected by thumb screw (7) and screw hole all, the two ends of lanyard (6) are equipped with annulus (61), lanyard (6) is connected with upper side frame (4) by the cooperation of annulus (61) and thumb screw (7), and box body (5) is flexibly connected with the back side of upper side frame (4) by hinge.
2. a kind of easy-to-mount Multifunctional abacus according to claim 1, is characterized in that: a side of described abacus bead (9) is provided with side channel (91), and quiet rubber ring (92) is embedded in side channel (91).
3. a kind of easy-to-mount Multifunctional abacus according to claim 1, is characterized in that: the outer wall of described abacus bead (9) is provided with groove (93), and anti-slip rubber circle (94) is embedded in groove (92).
4. a kind of easy-to-mount Multifunctional abacus according to claim 1, is characterized in that: the lid (51) of described box body (5) is can reusable board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420322886.7U CN203870505U (en) | 2014-06-18 | 2014-06-18 | Conveniently dismounted multifunctional abacus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420322886.7U CN203870505U (en) | 2014-06-18 | 2014-06-18 | Conveniently dismounted multifunctional abacus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203870505U true CN203870505U (en) | 2014-10-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420322886.7U Expired - Fee Related CN203870505U (en) | 2014-06-18 | 2014-06-18 | Conveniently dismounted multifunctional abacus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203870505U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105739597A (en) * | 2016-02-04 | 2016-07-06 | 苏州圣艺文体用品有限公司 | Abacus |
| CN107895525A (en) * | 2017-12-14 | 2018-04-10 | 上海噼里啪啦文化传播有限公司 | A kind of child's abacus mental calculation imparts rudimentary knowledge to beginners device |
-
2014
- 2014-06-18 CN CN201420322886.7U patent/CN203870505U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105739597A (en) * | 2016-02-04 | 2016-07-06 | 苏州圣艺文体用品有限公司 | Abacus |
| CN105739597B (en) * | 2016-02-04 | 2018-06-05 | 西安工程大学 | A kind of abacus |
| CN107895525A (en) * | 2017-12-14 | 2018-04-10 | 上海噼里啪啦文化传播有限公司 | A kind of child's abacus mental calculation imparts rudimentary knowledge to beginners device |
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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: 20141008 Termination date: 20150618 |
|
| EXPY | Termination of patent right or utility model |