CN113647751A - Drawing device for mathematical education - Google Patents
Drawing device for mathematical education Download PDFInfo
- Publication number
- CN113647751A CN113647751A CN202111163560.5A CN202111163560A CN113647751A CN 113647751 A CN113647751 A CN 113647751A CN 202111163560 A CN202111163560 A CN 202111163560A CN 113647751 A CN113647751 A CN 113647751A
- Authority
- CN
- China
- Prior art keywords
- rack
- frame
- bottom plate
- moving
- swing
- Prior art date
- 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.)
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B27/00—Drawing desks or tables; Carriers for drawing-boards
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L5/00—Drawing boards
Abstract
The invention discloses a drawing device for mathematical teaching, which relates to the technical field of teaching devices and comprises: the bottom plate and the drawing board that is located the bottom plate top, be equipped with the major axis on the bottom plate and place the case, the drawing board passes through uide bushing and major axis sliding connection, still be equipped with the elevating system who is used for adjusting the drawing board height on the bottom plate, elevating system wears to establish the rack in fixed cover including fixed cover and the slip that sets up on the bottom plate, the rack meshes with the gear of pin joint on fixed cover mutually, and the rack is connected with the drawing board, fixed cover is equipped with and is used for carrying out the locking device of position locking to the rack. The drawing device realizes the height adjustment of the drawing board through the matching of the arranged lifting mechanism and the locking device, meets the use requirements of more people, and is convenient to operate, stable and reliable; drawing tools such as set squares, protractors, compasses and rulers can be conveniently stored through the placing box, and the use is more convenient.
Description
Technical Field
The invention relates to the technical field of teaching devices, in particular to a drawing device for mathematical teaching.
Background
Drawing of some figures can often need to be carried out in the mathematical education process, carry out the chart teaching to some abstract, difficult understanding, the difficult geometry mathematics examination questions of remembering through the mode of mapping, help the student to understand with audio-visual mode, current mathematical education is with drawing the device and can't be according to user demand height-adjusting, it is inconvenient to use, poor stability, and can't accomodate drawing tools such as set-square, protractor, compasses, ruler used in drawing and deposit, the phenomenon easily appears losing, influence normal use.
Therefore, a drawing device for mathematical education, which can be adjusted in height, is stable and reliable, and is convenient to use, is urgently needed.
Disclosure of Invention
In view of the above, the present invention provides a drawing device for mathematics teaching to solve the above technical problems.
In order to achieve the purpose, the invention provides the following technical scheme:
a drawing device for mathematics teaching, comprising: the bottom plate with be located the drawing board of bottom plate top, be equipped with the major axis on the bottom plate and place the case, the drawing board pass through the uide bushing with major axis sliding connection, still be equipped with on the bottom plate and be used for adjusting the elevating system of drawing board height, elevating system is in including fixed the setting fixed cover on the bottom plate and slide and wear to establish rack in the fixed cover, the rack is in with the pin joint gear mesh on the fixed cover, just the rack with the drawing board is connected, it is right to be equipped with on the fixed cover the rack carries out the locking device of position locking.
Furthermore, a frame penetrates through the side wall of the fixed sleeve, the locking device comprises a swing mechanism, a moving mechanism and a driving mechanism which are sequentially arranged in the frame, the swing mechanism comprises a swing rod which is pivoted in the frame and an elastic sheet which is arranged in the frame and enables one end of the swing rod to be pressed on the rack, the moving mechanism comprises a moving block which is slidably arranged in the frame, the swing rod is in driving connection with the moving block through a driving rod, and the driving mechanism drives the moving block to move so that the swing rod swings to lock or unlock the rack.
Furthermore, a partition plate is arranged in the frame, the swing rod is located on one side, close to the rack, of the partition plate, the driving rod is arranged on the partition plate in a sliding penetrating mode, one end of the driving rod is connected with the moving block, an elongated slot is formed in one end, far away from the elastic piece, of the swing rod, a driving shaft arranged at the other end of the driving rod is arranged in the elongated slot in a penetrating mode, and a tension spring is arranged between one end, provided with the elongated slot, of the swing rod and the partition plate.
Furthermore, the driving mechanism comprises a lead screw vertically pivoted on the frame, the lead screw is in threaded fit with a moving nut arranged in the frame in a sliding mode, the moving nut is provided with an inclined side face, the moving block is provided with a pressing inclined face abutted against the inclined side face, and a hand wheel is arranged at one end, located outside the frame, of the lead screw.
Further, a compression spring for moving the moving block toward the moving nut is provided between the moving block and the partition plate.
Furthermore, be equipped with the mounting groove on the side of baffle, the flexure strip is including the fixed part, first rake, first curved portion, second rake and the second curved portion that connect gradually, the fixed part with the diapire of mounting groove is connected, the second curved portion with the corresponding end of pendulum rod is contradicted.
Furthermore, a handle is arranged on the gear.
Furthermore, the lower surface of the bottom plate is provided with a plurality of moving wheels.
The technical scheme can show that the invention has the advantages that: the drawing device realizes the height adjustment of the drawing board through the matching of the arranged lifting mechanism and the locking device, meets the use requirements of more people, and is convenient to operate, stable and reliable; the arrangement of the placing box facilitates the storage of drawing tools such as set squares, protractors, compasses, rulers and the like, and the use is more convenient; the drawing device is convenient to move by arranging the moving wheels.
In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a drawing device for mathematics teaching according to the present invention;
FIG. 2 is a second drawing device for mathematics teaching according to the present invention;
FIG. 3 is an enlarged view of a portion of the device of FIG. 2 at Y;
FIG. 4 is an enlarged partial view at Z in FIG. 2;
FIG. 5 is an enlarged view of a portion of FIG. 4 at A;
FIG. 6 is an enlarged partial view of FIG. 5 at B;
fig. 7 is a partially enlarged schematic view of C in fig. 5.
List of reference numerals: the drawing board 15, the guide sleeve 16, the lifting mechanism 20, the fixing sleeve 21, the rack 22, the gear 23, the handle 24, the locking device 30, the frame 31, the driving mechanism 32, the sliding sleeve 321, the hand wheel 322, the screw rod 323, the moving nut 324, the guide post 325, the moving mechanism 33, the moving block 331, the fixing rod 332, the slider 333, the guide rail 334, the compression spring 335, the swinging mechanism 34, the driving rod 341, the driving shaft 3411, the swinging rod 342, the rotating shaft 3421, the pressing block 3422, the long groove 3423, the tension spring 343, the elastic piece 344, the fixing part 3441, the first inclined part 3442, the first bent part 3443, the second inclined part 3444, the second bent part 3445, the partition 35, the mounting groove 351 and the bump 352.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, the present invention provides a drawing device for mathematics teaching, comprising: the bottom plate 10 with be located drawing board 15 of bottom plate 10 top, be equipped with major axis 14 on the bottom plate 10 and place case 12, drawing board 15 through uide bushing 16 with major axis 14 sliding connection, still be equipped with on the bottom plate 10 and be used for adjusting the elevating system 20 of drawing board 15 height, please refer to fig. 2, elevating system 20 is including fixed the setting fixed cover 21 on the bottom plate 10 and the rack 22 that slides and wear to establish in the fixed cover 21, rack 22 with the pin joint is in gear 23 on the fixed cover 21 meshes mutually, just rack 22 with drawing board 15 is connected, be equipped with on the fixed cover 21 and be used for right rack 22 carries out the locking device 30 of position locking.
Specifically, the placing box 12 is used for storing drawing tools such as a set square, a protractor, compasses, a ruler and the like, so that the loss is avoided, and the placing box 12 can be made of glass, acrylic or other transparent materials in order to take out the required drawing tools conveniently; referring to fig. 3, the gear 23 is provided with the handle 24, the gear 23 is driven to rotate by rotating the handle 24, the gear 23 rotates to drive the rack 22 to move up and down, the rack 22 is connected with the drawing board 15, so that the drawing board 15 can move up and down, the position of the adjusted rack 22 is locked by the locking device 30, the drawing board 15 is fixed and stable, the bottom board 10 is provided with the connecting seat 13, the long shaft 14 is connected with the connecting seat 13, the guide sleeve 16 is in sliding fit with the long shaft 14 to play a guiding role, the stability of the moving process of the drawing board 15 is improved, the use requirements of more people are met by adjusting the height of the drawing board 15, and the use is more convenient.
As shown in fig. 2, a frame 31 is disposed through a side wall of the fixed sleeve 21, the locking device 30 includes a swing mechanism 34, a moving mechanism 33 and a driving mechanism 32, which are sequentially arranged in the frame 31, referring to fig. 4, the swing mechanism 34 includes a swing link 342 pivoted in the frame 31 and an elastic piece 344 disposed in the frame 31 and enabling one end of the swing link 342 to press against the rack 22, the swing link 342 is rotatably connected to the frame 31 through a rotating shaft 3421, the moving mechanism 33 includes a moving block 331 slidably disposed in the frame 31, the swing link 342 is drivingly connected to the moving block 331 through a driving rod 341, the driving mechanism 32 drives the moving block 331 to move so as to enable the swing link 342 to swing to lock or unlock the rack 22, wherein a guide rail is disposed on a top 334 and a bottom of the frame 31, and a slider 333 is slidably disposed on the guide rail 334, the moving block 331 is connected to the two sliders 333 through the fixing rod 332.
As shown in fig. 4 and 5, a partition 35 is disposed in the frame 31, the swing link 342 is located on one side of the partition 35 close to the rack 22, the driving rod 341 is slidably disposed on the partition 35, one end of the driving rod 341 is connected to the moving block 331, referring to fig. 7, one end of the swing link 342 away from the elastic piece 344 is provided with a long groove 3423, a driving shaft 3411 disposed at the other end of the driving rod 341 is disposed in the long groove 3423 in a penetrating manner, and a tension spring 343 is disposed between one end of the swing link 342 having the long groove 3423 and the partition 35, and the tension spring 343 plays a role of resetting.
As shown in fig. 4, the driving mechanism 32 includes a screw rod 323 vertically pivoted on the frame 31, the screw rod 323 is in threaded fit with a moving nut 324 slidably disposed in the frame 31, the moving nut 324 has an inclined side surface, the moving block 331 has a pressing inclined surface abutting against the inclined side surface, and a hand wheel 322 is disposed on one end of the screw rod 323 located outside the frame 31.
Specifically, the frame 31 is provided with a sliding sleeve 321 and a guide post 325 parallel to the screw rod 323, the screw rod 323 is arranged in the sliding sleeve 321 in a penetrating manner, the movable nut 324 is in sliding fit with the guide post 325, the guide post 325 plays a guiding role, so that the movable nut 324 moves more stably, a compression spring 335 for moving the moving block 331 towards the moving nut 324 is arranged between the moving block 331 and the partition plate 35, the compression spring 335 plays a role of resetting, one end of the swing rod 342 close to the elastic piece 344 is provided with a pressing block 3422, the lead screw 323 is driven to rotate by operating the hand wheel 322, the lead screw 323 drives the moving nut 324 to move, the moving nut 324 increases or decreases the pressing force on the moving block 331, the moving block 331 moves left and right, the driving rod 341 moves left and right, the swinging rod 342 is driven to swing, and the pressing block 3422 of the swinging rod 342 presses the rack 22 or is far away from the rack 22.
As shown in fig. 6, an installation groove 351 is formed on a side surface of the partition 35, the elastic piece 344 includes a fixing portion 3441, a first inclined portion 3442, a first bent portion 3443, a second inclined portion 3444 and a second bent portion 3445 which are connected in sequence, the fixing portion 3441 is connected to a bottom wall of the installation groove 351, the second bent portion 3445 abuts against a corresponding end of the swing link 342, the elastic piece 344 has a large elastic force, and the second bent portion 3445 abuts against the swing link 342 to press the pressing block 3422 of the swing link 342 against the rack 22.
As shown in fig. 1, in order to facilitate movement of the drawing device for mathematical education, a plurality of moving wheels 11 are provided on the lower surface of the base plate 10.
This drawing device for mathematical education adjusts drawing board 15 that can be convenient to required height, satisfies more many people's user demand, and structural design is reasonable, and stability is good, and this drawing device place case 12 can accomodate drawing tools such as set-square, protractor, compasses, ruler and deposit, convenient to use, and simultaneously, this drawing device removes conveniently, and the practicality is good.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A drawing device for mathematics teaching, comprising: a bottom plate (10) and a drawing board (15) positioned above the bottom plate (10), a long shaft (14) and a placing box (12) are arranged on the bottom plate (10), the drawing board (15) is connected with the long shaft (14) in a sliding way through a guide sleeve (16), it is characterized in that the bottom plate (10) is also provided with a lifting mechanism (20) for adjusting the height of the drawing board (15), the lifting mechanism (20) comprises a fixed sleeve (21) fixedly arranged on the bottom plate (10) and a rack (22) slidably arranged in the fixed sleeve (21) in a penetrating way, the rack (22) is meshed with a gear (23) pivoted on the fixed sleeve (21), and the rack (22) is connected with the drawing board (15), and the fixed sleeve (21) is provided with a locking device (30) for locking the position of the rack (22).
2. Drawing device for mathematics teaching as claimed in claim 1, characterized in that said fixing pouch (21) has a frame (31) through its lateral wall, the locking device (30) comprises a swinging mechanism (34), a moving mechanism (33) and a driving mechanism (32) which are arranged in the frame (31) in sequence, the swing mechanism (34) comprises a swing rod (342) pivoted in the frame (31) and an elastic sheet (344) arranged in the frame (31) and used for enabling one end of the swing rod (342) to be pressed against the rack (22), the moving mechanism (33) comprises a moving block (331) which is arranged in the frame (31) in a sliding way, the swing rod (342) is in driving connection with the moving block (331) through a driving rod (341), the driving mechanism (32) drives the moving block (331) to move so as to enable the swing rod (342) to swing to lock or unlock the rack (22).
3. The drawing device for mathematics teaching as claimed in claim 2, wherein a partition plate (35) is arranged in said frame (31), said swing link (342) is positioned at one side of said partition plate (35) close to said rack (22), said driving rod (341) is slidably disposed through said partition plate (35), one end of said driving rod (341) is connected to said moving block (331), one end of said swing link (342) far from said elastic piece (344) is provided with a long groove (3423), a driving shaft (3411) disposed at the other end of said driving rod (341) is disposed through said long groove (3423), and a tension spring (343) is disposed between one end of said swing link (342) having the long groove (3423) and said partition plate (35).
4. The drawing device for mathematics teaching as claimed in claim 3, characterized in that said driving mechanism (32) comprises a screw rod (323) vertically pivoted on said frame (31), said screw rod (323) is screw-engaged with a moving nut (324) slidably arranged in said frame (31), said moving nut (324) has an inclined side surface, said moving block (331) has a pressing inclined surface abutting against said inclined side surface, wherein a hand wheel (322) is arranged on one end of said screw rod (323) located outside said frame (31).
5. The drawing device for mathematics teaching as claimed in claim 4, wherein a compression spring (335) for moving said moving block (331) toward said moving nut (324) is provided between said moving block (331) and said partition plate (35).
6. The drawing device for mathematics teaching as claimed in claim 3, wherein said partition (35) is provided with an installation groove (351) on a side thereof, said elastic piece (344) comprises a fixed portion (3441), a first inclined portion (3442), a first bent portion (3443), a second inclined portion (3444) and a second bent portion (3445) which are connected in sequence, said fixed portion (3441) is connected with a bottom wall of said installation groove (351), and said second bent portion (3445) is abutted with a corresponding end of said swing lever (342).
7. The drawing device for mathematics teaching as claimed in claim 1, characterized in that said gear (23) is provided with a handle (24).
8. The drawing device for mathematics teaching as claimed in claim 1, characterized in that the lower surface of said base plate (10) is provided with a plurality of moving wheels (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111163560.5A CN113647751A (en) | 2021-09-30 | 2021-09-30 | Drawing device for mathematical education |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111163560.5A CN113647751A (en) | 2021-09-30 | 2021-09-30 | Drawing device for mathematical education |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113647751A true CN113647751A (en) | 2021-11-16 |
Family
ID=78484190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111163560.5A Withdrawn CN113647751A (en) | 2021-09-30 | 2021-09-30 | Drawing device for mathematical education |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113647751A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114886268A (en) * | 2022-04-27 | 2022-08-12 | 浙江工贸职业技术学院 | Cross-border logistics cabinet with disease infection prevention function |
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| CN106532351A (en) * | 2016-11-21 | 2017-03-22 | 义乌市晶凯机械设备有限公司 | Power supply insertion device used for electrical equipment |
| CN107136933A (en) * | 2017-07-21 | 2017-09-08 | 童红妃 | A kind of automatic double fixed drinking equipments |
| CN107455963A (en) * | 2017-08-28 | 2017-12-12 | 肖述盛 | A kind of Multifunctional mathematics teaching equipment |
| CN208080840U (en) * | 2017-10-26 | 2018-11-13 | 江苏省灌南中等专业学校 | A kind of adjustable drawing board for art teaching frame |
| CN213241601U (en) * | 2020-08-03 | 2021-05-18 | 成都师范学院 | Big data-based graphical research test bed for economics teaching |
| CN213550479U (en) * | 2020-05-12 | 2021-06-29 | 赣南医学院 | Combined desk based on PBL teaching |
-
2021
- 2021-09-30 CN CN202111163560.5A patent/CN113647751A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106532351A (en) * | 2016-11-21 | 2017-03-22 | 义乌市晶凯机械设备有限公司 | Power supply insertion device used for electrical equipment |
| CN107136933A (en) * | 2017-07-21 | 2017-09-08 | 童红妃 | A kind of automatic double fixed drinking equipments |
| CN107455963A (en) * | 2017-08-28 | 2017-12-12 | 肖述盛 | A kind of Multifunctional mathematics teaching equipment |
| CN208080840U (en) * | 2017-10-26 | 2018-11-13 | 江苏省灌南中等专业学校 | A kind of adjustable drawing board for art teaching frame |
| CN213550479U (en) * | 2020-05-12 | 2021-06-29 | 赣南医学院 | Combined desk based on PBL teaching |
| CN213241601U (en) * | 2020-08-03 | 2021-05-18 | 成都师范学院 | Big data-based graphical research test bed for economics teaching |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114886268A (en) * | 2022-04-27 | 2022-08-12 | 浙江工贸职业技术学院 | Cross-border logistics cabinet with disease infection prevention function |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20211116 |
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| WW01 | Invention patent application withdrawn after publication |