CN113539023A - Economic management professional term memory device - Google Patents
Economic management professional term memory device Download PDFInfo
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- CN113539023A CN113539023A CN202110889606.5A CN202110889606A CN113539023A CN 113539023 A CN113539023 A CN 113539023A CN 202110889606 A CN202110889606 A CN 202110889606A CN 113539023 A CN113539023 A CN 113539023A
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- fixedly connected
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B19/00—Teaching not covered by other main groups of this subclass
- G09B19/18—Book-keeping or economics
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Abstract
The invention discloses an economic management professional term memory device, which comprises a base and a storage box fixedly connected to the upper end of the base, wherein the storage box is of a hollow cylindrical structure, a central shaft is coaxially arranged in the storage box, the outer walls of two ends of the central shaft are fixedly connected with a plurality of first connecting rods in an annular array mode, one end, far away from the central shaft, of each first connecting rod is fixedly connected with an installation plate, and the installation plate is of a trapezoidal structure. The invention distributes a plurality of memory belts in the storage box in an annular array, greatly enhances the amount of professional terms stored in the memory device, in addition, the memory belts can be driven to rotate circumferentially by the transmission of the worm and the worm wheel through rotating the knob by taking the central shaft as the axis so as to change the memory belts appearing on the display window, the students can judge the memory belts conveniently through the click sound of the contact ball impacting the clamping groove, and the motor drives the memory belts to circularly transmit through the meshing of the driving gear and the driven gear so as to carry out circular memory through the meshing of the driving gear and the driven gear.
Description
Technical Field
The invention relates to the technical field of economic management, in particular to an economic management professional term memory device.
Background
Economic management refers to activities such as planning, organizing, commanding, coordinating, and supervising performed by economic managers on social activities or production and management activities in order to achieve predetermined goals, and has functions of making potential productivity become realistic productivity, accelerating social progress, making productivity exert the most, and restricting the overall capacity of productivity. Therefore, a manager management specialty is provided in a university course, and due to the fact that terms of the specialty are more, students need to use a memory device for auxiliary memory in the learning process, but the existing memory device is small in memory amount and needs manual operation, and the manual operation is too time-consuming and labor-consuming to check.
To this end, we propose an economic management terminology memory device to solve the above problems.
Disclosure of Invention
The invention aims to provide an economic management professional term memory device to solve the technical problems that the memory device in the prior art is small in memory amount, manual operation is needed, and the manual operation is too time-consuming and labor-consuming to check.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an economic management profession term memory device, includes base and the storage box of fixed connection in the base upper end, the storage box is the hollow circular cylinder structure, the coaxial center pin that is equipped with in the storage box, the equal a plurality of head rods of ring array fixedly connected with in both ends outer wall of center pin, each the equal fixedly connected with mounting panel of one end that the center pin was kept away from to the head rod, and the mounting panel adopts trapezium structure, is located two relative one side fixedly connected with second connecting rods of mounting panel that center pin both ends and position correspond respectively, is located per two adjacent with one side all rotate between the mounting panel and be connected with the band pulley, is located two that center pin both ends and position correspond the common tensioning of band pulley has cup jointed the memory area, the upper end of storage box is inlayed and is equipped with the display window.
Preferably, the outer surface of the storage box is provided with a notch with steps, and a replacement window is fixedly connected in the notch through a screw.
Preferably, the rotation groove has been seted up to the left side inner wall of storage box is coaxial, the both ends of center pin rotate with the inner wall that rotates the groove, the inner wall of storage box respectively and are connected, the inner wall fixedly connected with a plurality of dogteeth that connect gradually of rotation groove, the figure of dogtooth is the same with the figure of memory area, and per two are adjacent be equipped with the draw-in groove between the dogtooth, the spacing section of thick bamboo of outer wall fixedly connected with of center pin, spacing sliding connection has the gag lever post in the spacing section of thick bamboo, the one end that the gag lever post is close to the center pin has been supported with the center pin and has been had first spring, the other end fixedly connected with contact ball of gag lever post, and contact ball and the contact of dogtooth.
Preferably, the outer wall of the left end of the central shaft is coaxially and fixedly connected with a worm wheel on the left side of each first connecting rod, the storage box is vertically and rotatably connected with a worm meshed with the worm wheel, and the upper end of the worm is fixedly connected with a knob.
Preferably, be located left each the equal coaxial fixedly connected with driven gear in both sides of band pulley, the spout has been seted up to the interior top of storage box, sliding connection has the mounting bracket that is the U type in the spout, the both sides inner wall of mounting bracket rotates and is connected with the axis of rotation, one side fixed mounting of mounting bracket has the motor that is used for driving the axis of rotation, in the axis of rotation and at the coaxial fixedly connected with driving gear in driven gear's the corresponding position, the upper end fixedly connected with of mounting bracket presses the depression bar, run through spout and fixedly connected with according to the upper end of depression bar and press the clamp plate, according to the upper end fixed mounting of clamp plate have with motor electric connection's positive reverse switch, be located the spout press the depression bar overcoat to be equipped with the second spring, and the both ends of second spring respectively with the interior top of spout, mounting bracket fixed connection.
Preferably, the driving gear is not meshed with the driven gear when the second spring is at the original length.
Compared with the prior art, the invention has the beneficial effects that:
the invention distributes a plurality of memory belts in the storage box in an annular array, greatly enhances the amount of professional terms stored in the memory device, in addition, the memory belts can be driven to rotate circumferentially by the transmission of the worm and the worm wheel through rotating the knob by taking the central shaft as the axis so as to change the memory belts appearing on the display window, the students can judge the memory belts conveniently through the click sound of the contact ball impacting the clamping groove, and the motor drives the memory belts to circularly transmit through the meshing of the driving gear and the driven gear so as to carry out circular memory through the meshing of the driving gear and the driven gear.
Drawings
FIG. 1 is a cross-sectional view of a side of a memory device for economic management nomenclature according to the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is a cross-sectional view of another side of the economic management term memory device according to the present invention;
FIG. 4 is an enlarged view of the structure at B in FIG. 3;
FIG. 5 is a schematic top view of an economic management term memory device according to the present invention.
In the figure: the device comprises a storage box 1, a central shaft 2, a first connecting rod 3, a mounting plate 4, a second connecting rod 5, a belt wheel 6, a memory belt 7, a driven gear 8, a rotating groove 9, a convex tooth 10, a limiting cylinder 11, a first spring 12, a limiting rod 13, a contact ball 14, a worm wheel 15, a worm 16, a knob 17, a sliding groove 18, a mounting rack 19, a rotating shaft 20, a motor 21, a driving gear 22, a pressing rod 23, a second spring 24, a pressing plate 25, a forward and reverse rotation switch 26 and a display window 27.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, a storage box 1 fixedly connected to the upper end of the base, the storage box 1 is a hollow cylindrical structure capable of storing a plurality of memory bands 7 circumferentially, specifically, a central shaft 2 is coaxially arranged in the storage box 1, a plurality of first connecting rods 3 are fixedly connected to the outer walls of the two ends of the central shaft 2 in an annular array, one end of each first connecting rod 3 away from the central shaft 2 is fixedly connected to a mounting plate 4, the mounting plates 4 are in a trapezoidal structure, two corresponding mounting plates 4 respectively located at the two ends of the central shaft 2 are fixedly connected to one opposite sides of the two mounting plates 4, a plurality of belt wheels 6 and the plurality of memory bands 7 are integrated through the first connecting rods 3, the second connecting rods 5 and the mounting plates 4 and can synchronously rotate along with the rotation of the central shaft 2, a belt wheel 6 is rotatably connected between every two adjacent mounting plates 4 located at the same side, the two belt wheels 6 which are positioned at the two ends of the central shaft 2 and correspond to each other in position are jointly tensioned and sleeved with the memory belt 7, the outer surface of the memory belt 7 is bonded with an economic management professional term needing to be memorized, and the upper end of the storage box 1 is embedded with the display window 27 and displayed through the display window 27.
The basic concept of the invention is as follows: through the circumferential rotation of each memory band 7 around the axis of the central shaft 2, the memory band 7 to be memorized is adjusted to be present at the corresponding position of the display window 27, and then the circulation memory of the terminology is realized through the circulation transmission of the memory band 7.
The outer surface of the storage box 1 is provided with a notch with steps, and a replacement window is fixedly connected in the notch through a screw. The slot, replacement window, not shown in the figures, can be opened to expose the memory band 7 when the nomenclature on the memory band 7 needs to be replaced later.
The outer wall of the left end of the central shaft 2 is coaxially and fixedly connected with worm wheels 15 on the left side of each first connecting rod 3, the storage box 1 is vertically and rotatably connected with worms 16 meshed with the worm wheels 15, and the upper ends of the worms 16 are fixedly connected with knobs 17.
When the invention is used, one and only one memory band 7 appears on the display window 27, when the memory band 7 to be displayed on the display window 27 needs to be changed, the worm 16 can be rotated through the knob 17, the central shaft 2 is driven to rotate through the transmission of the worm 16 and the worm wheel 15, and students can observe whether the needed memory band 7 appears through the display window 27.
In order to enhance and remind students whether to rotate in place, the invention is provided with the following settings:
a rotating groove 9 is coaxially arranged on the inner wall of the left side of the storage box 1, two ends of the central shaft 2 are respectively and rotatably connected with the inner wall of the rotating groove 9 and the inner wall of the storage box 1, the inner wall of the rotating groove 9 is fixedly connected with a plurality of convex teeth 10 which are sequentially connected, the number of the convex teeth 10 is the same as that of the memory belt 7, a clamping groove is arranged between every two adjacent convex teeth 10, after the contact ball 14 is positioned in the clamping groove, a memory band 7 appears on the display window 27, the outer wall of the central shaft 2 is fixedly connected with a limiting cylinder 11, a limiting rod 13 is connected in the limiting cylinder 11 in a limiting and sliding manner, the section of the limiting rod 13 is in a T shape, and the wide end is located a spacing section of thick bamboo 11, and the narrow end is located a spacing section of thick bamboo 11 outside, and the one end that gag lever post 13 is close to center pin 2 has first spring 12 with center pin 2 butt, and the other end fixedly connected with contact ball 14 of gag lever post 13, and contact ball 14 and dogtooth 10 contact.
Referring to fig. 3-4, it should be noted that when the contact ball 14 is clamped between two adjacent teeth 10, the memory band 7 completely appears at the position of the display window 27, the teeth 10 are formed by an inclined surface and a straight surface, which are clockwise, and the straight surface is an inclined surface after passing through the inclined surface, and due to the presence of the teeth 10, the central shaft 2 can only rotate in the counterclockwise direction, and the contact ball 14 rotates in the counterclockwise direction and is located at the lower end of the inclined surface, so that in the rotating process, the first spring 12 is gradually compressed, and at the moment when the contact ball rotates to pass through the straight surface, the contact ball 14 clicks on the teeth 10 by the action of the first spring 12 to remind the student that one memory band 7 has been rotated.
When the memory belt 7 appears at the position of the display window 27, the positions of the driving gear 22 and the driven gear 8 at this time are corresponding, namely, the axes are parallel, the second spring 24 is in the original length, the driving gear 22 is positioned above the driven gear 8, when the cyclic memory is needed, the pressing rod 23 can be pressed downwards until the pressing position cannot be pressed continuously, the second spring 24 at this time is in the stretching state, the driving gear 22 is meshed with the driven gear 8, in addition, the motor 21 can be controlled to rotate forwards or backwards by pressing the forward and reverse switch 26, so that the forward transmission or the reverse transmission of the memory belt 7 is driven, and the cyclic memory of students is facilitated.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The utility model provides an economic management terminology memory device, includes base and fixed connection at the storage box (1) of base upper end, storage box (1) is the hollow circular cylinder structure, its characterized in that: the utility model discloses a storage box, including storage box (1), the equal ring array fixedly connected with of both ends outer wall of center pin (2) a plurality of head rods (3), each the equal fixedly connected with mounting panel (4) of one end of center pin (2) are kept away from in head rod (3), and mounting panel (4) adopt trapezium structure, lie in two mounting panel (4) relative one side fixedly connected with second connecting rod (5) that center pin (2) both ends and position correspond respectively, lie in per two adjacent with one side all rotate between mounting panel (4) and be connected with band pulley (6), lie in two that center pin (2) both ends and position correspond memory area (7) have been cup jointed in the common tensioning of band pulley (6), the upper end of storage box (1) is inlayed and is equipped with display window (27).
2. The economic management term memory device according to claim 1, wherein: the outer surface of the storage box (1) is provided with a notch with steps, and a replacement window is fixedly connected in the notch through a screw.
3. The economic management term memory device according to claim 1, wherein: a rotating groove (9) is coaxially arranged on the inner wall of the left side of the storage box (1), two ends of the central shaft (2) are respectively and rotatably connected with the inner wall of the rotating groove (9) and the inner wall of the storage box (1), the inner wall of the rotating groove (9) is fixedly connected with a plurality of convex teeth (10) which are connected in sequence, the number of the convex teeth (10) is the same as that of the memory belts (7), a clamping groove is arranged between every two adjacent convex teeth (10), the outer wall of the central shaft (2) is fixedly connected with a limiting cylinder (11), a limiting rod (13) is connected in the limiting cylinder (11) in a limiting sliding way, one end of the limiting rod (13) close to the central shaft (2) is connected with the central shaft (2) in a butting way through a first spring (12), the other end of the limiting rod (13) is fixedly connected with a contact ball (14), and the contact ball (14) is in contact with the convex teeth (10).
4. The economic management term memory device according to claim 1, wherein: the utility model discloses a storage box, including the left end outer wall of center pin (2) and at the coaxial fixedly connected with worm wheel (15) in the left side of each head rod (3), storage box (1) vertical rotation is connected with worm (16) with worm wheel (15) meshing, the upper end fixedly connected with knob (17) of worm (16).
5. The economic management term memory device according to claim 1, wherein: the belt wheel storage box comprises belt wheels (6) arranged on the left side, driven gears (8) are coaxially and fixedly connected to the two sides of each belt wheel (6), a sliding groove (18) is formed in the inner top end of the storage box (1), a U-shaped mounting frame (19) is connected to the sliding groove (18) in a sliding mode, rotating shafts (20) are rotatably connected to the inner walls of the two sides of the mounting frame (19), a motor (21) used for driving the rotating shafts (20) is fixedly installed on one side of the mounting frame (19), driving gears (22) are coaxially and fixedly connected to the corresponding positions of the driven gears (8) on the rotating shafts (20), a pressing rod (23) is fixedly connected to the upper end of the mounting frame (19), the upper end of the pressing rod (23) penetrates through the sliding groove (18) and is fixedly connected with a pressing plate (25), and a forward and reverse switch (26) electrically connected with the motor (21) is fixedly installed to the upper end of the pressing plate (25), the pressing rod (23) positioned in the sliding groove (18) is sleeved with a second spring (24), and two ends of the second spring (24) are fixedly connected with the inner top end of the sliding groove (18) and the mounting frame (19) respectively.
6. The economic management term memory device according to claim 5, wherein: when the second spring (24) is in the original length, the driving gear (22) is not meshed with the driven gear (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110889606.5A CN113539023A (en) | 2021-08-04 | 2021-08-04 | Economic management professional term memory device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110889606.5A CN113539023A (en) | 2021-08-04 | 2021-08-04 | Economic management professional term memory device |
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| Publication Number | Publication Date |
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| CN113539023A true CN113539023A (en) | 2021-10-22 |
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| CN202110889606.5A Pending CN113539023A (en) | 2021-08-04 | 2021-08-04 | Economic management professional term memory device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114475057A (en) * | 2022-03-02 | 2022-05-13 | 吕世娟 | Monitoring and marking device for natural resource engineering |
Citations (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130010811A (en) * | 2011-07-19 | 2013-01-29 | 임채환 | The method or the device to learn difficult english words by heart |
| CN202976521U (en) * | 2012-12-27 | 2013-06-05 | 侯丽萍 | English word memory assisting device |
| CN204759766U (en) * | 2015-07-06 | 2015-11-11 | 孔艳景 | Supplementary teaching aid of word study memory of english teaching usefulness |
| CN205091934U (en) * | 2015-11-10 | 2016-03-16 | 渤海大学 | English study memory box |
| CN107424444A (en) * | 2017-09-15 | 2017-12-01 | 宋云英 | Novel English teaching aid |
| CN207274227U (en) * | 2017-03-15 | 2018-04-27 | 燕山大学里仁学院 | A kind of teaching aid available for English teaching |
| CN208659908U (en) * | 2017-11-28 | 2019-03-29 | 兰州大学第二医院 | One kind is easy to carry about with one personalized medicine sorter |
| CN208819382U (en) * | 2018-02-10 | 2019-05-03 | 屈强 | A kind of circulating vocabulary retention device of Japanese Teaching |
| CN110085059A (en) * | 2019-05-17 | 2019-08-02 | 黄河水利职业技术学院 | A kind of memorizing english words turntable |
| CN209560790U (en) * | 2019-01-11 | 2019-10-29 | 安阳师范学院 | A kind of English teaching vocabulary memorization accessory plate |
| CN110570696A (en) * | 2019-09-25 | 2019-12-13 | 河南职业技术学院 | Word memory device with multi-level prompt function |
| CN209842988U (en) * | 2019-04-25 | 2019-12-24 | 吉首大学张家界学院 | English teaching that helps memory word is with word machine of remembering |
| CN111223367A (en) * | 2020-02-25 | 2020-06-02 | 青岛酒店管理职业技术学院 | Auxiliary memory device for tourism Japanese learning |
| CN211427624U (en) * | 2020-01-19 | 2020-09-04 | 哈尔滨金融学院 | English word exercise device with memory function |
| CN211555129U (en) * | 2020-03-24 | 2020-09-22 | 开封大学 | Auxiliary English word memory device |
| CN211699229U (en) * | 2020-05-20 | 2020-10-16 | 李晓花 | A word machine for english teaching |
| CN111816006A (en) * | 2020-08-18 | 2020-10-23 | 郑州工业应用技术学院 | Auxiliary memory device |
| CN112598972A (en) * | 2021-02-02 | 2021-04-02 | 枣庄科技职业学院 | Informationization is with computer software teaching demonstration table fixing device |
| CN213183220U (en) * | 2020-11-16 | 2021-05-11 | 广东机电职业技术学院 | English word memory carousel |
| CN213815007U (en) * | 2020-12-14 | 2021-07-27 | 安徽商贸职业技术学院 | English word spelling detection device |
-
2021
- 2021-08-04 CN CN202110889606.5A patent/CN113539023A/en active Pending
Patent Citations (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130010811A (en) * | 2011-07-19 | 2013-01-29 | 임채환 | The method or the device to learn difficult english words by heart |
| CN202976521U (en) * | 2012-12-27 | 2013-06-05 | 侯丽萍 | English word memory assisting device |
| CN204759766U (en) * | 2015-07-06 | 2015-11-11 | 孔艳景 | Supplementary teaching aid of word study memory of english teaching usefulness |
| CN205091934U (en) * | 2015-11-10 | 2016-03-16 | 渤海大学 | English study memory box |
| CN207274227U (en) * | 2017-03-15 | 2018-04-27 | 燕山大学里仁学院 | A kind of teaching aid available for English teaching |
| CN107424444A (en) * | 2017-09-15 | 2017-12-01 | 宋云英 | Novel English teaching aid |
| CN208659908U (en) * | 2017-11-28 | 2019-03-29 | 兰州大学第二医院 | One kind is easy to carry about with one personalized medicine sorter |
| CN208819382U (en) * | 2018-02-10 | 2019-05-03 | 屈强 | A kind of circulating vocabulary retention device of Japanese Teaching |
| CN209560790U (en) * | 2019-01-11 | 2019-10-29 | 安阳师范学院 | A kind of English teaching vocabulary memorization accessory plate |
| CN209842988U (en) * | 2019-04-25 | 2019-12-24 | 吉首大学张家界学院 | English teaching that helps memory word is with word machine of remembering |
| CN110085059A (en) * | 2019-05-17 | 2019-08-02 | 黄河水利职业技术学院 | A kind of memorizing english words turntable |
| CN110570696A (en) * | 2019-09-25 | 2019-12-13 | 河南职业技术学院 | Word memory device with multi-level prompt function |
| CN211427624U (en) * | 2020-01-19 | 2020-09-04 | 哈尔滨金融学院 | English word exercise device with memory function |
| CN111223367A (en) * | 2020-02-25 | 2020-06-02 | 青岛酒店管理职业技术学院 | Auxiliary memory device for tourism Japanese learning |
| CN211555129U (en) * | 2020-03-24 | 2020-09-22 | 开封大学 | Auxiliary English word memory device |
| CN211699229U (en) * | 2020-05-20 | 2020-10-16 | 李晓花 | A word machine for english teaching |
| CN111816006A (en) * | 2020-08-18 | 2020-10-23 | 郑州工业应用技术学院 | Auxiliary memory device |
| CN213183220U (en) * | 2020-11-16 | 2021-05-11 | 广东机电职业技术学院 | English word memory carousel |
| CN213815007U (en) * | 2020-12-14 | 2021-07-27 | 安徽商贸职业技术学院 | English word spelling detection device |
| CN112598972A (en) * | 2021-02-02 | 2021-04-02 | 枣庄科技职业学院 | Informationization is with computer software teaching demonstration table fixing device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114475057A (en) * | 2022-03-02 | 2022-05-13 | 吕世娟 | Monitoring and marking device for natural resource engineering |
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Application publication date: 20211022 |