CN210810048U - Vector equation graphical solution teaching aid - Google Patents
Vector equation graphical solution teaching aid Download PDFInfo
- Publication number
- CN210810048U CN210810048U CN201921564967.7U CN201921564967U CN210810048U CN 210810048 U CN210810048 U CN 210810048U CN 201921564967 U CN201921564967 U CN 201921564967U CN 210810048 U CN210810048 U CN 210810048U
- Authority
- CN
- China
- Prior art keywords
- bracing piece
- white board
- teaching aid
- main
- loop bar
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
The utility model provides a teaching aid is solved to vector equation graphical solution, includes two loop bars, two the inside of loop bar is vertical respectively has seted up the spacing groove, and the spacing groove forms on the top of loop bar and puts the mouth, two the equal sliding connection of inner wall of spacing groove has the bracing piece, the top of bracing piece extends to the outside of spacing groove, be provided with altitude mixture control locating component, two on loop bar and the bracing piece be equipped with main blank between the bracing piece, it is connected with the pivot to rotate on the bracing piece, the one end and the main blank fixed connection of bracing piece are kept away from in the pivot. The utility model provides a vector equation graphical solution teaching aid, which is provided with an auxiliary white board, and the auxiliary white board is extracted when needing to be used so as to increase the writing area; through the sliding connection of bracing piece and loop bar, highly adjusting main whiteboard adjusts, adjusts to fix through the altitude mixture control locating component who sets up behind the demand position, and then adjusts the use according to the demand.
Description
Technical Field
The utility model relates to a teaching aid field especially relates to a vector equation graphical solution solves teaching aid.
Background
The vector equation is an important knowledge point in high school mathematics, the solutions of some vector equations need to occupy a large amount of space for calculation and display, and in some small temporary teaching places, the lecturer adopts a white board for teaching.
Some vector equations require a large number of operation steps to obtain a final answer, writing of the whiteboard is limited, and when the space of the whiteboard is not enough, written contents can only be erased, so that students with insufficient understanding can not observe the erased contents, understanding of the students is affected, and meanwhile, the height of the existing teaching whiteboard is usually fixed and cannot be adjusted according to use requirements.
In order to solve the problems, the application provides a teaching aid for solving the vector equation graph solution.
SUMMERY OF THE UTILITY MODEL
Objects of the invention
In order to solve the technical problems existing in the background technology, the utility model provides a vector equation graphical solution teaching aid, which is provided with an auxiliary white board, and the auxiliary white board is extracted when in use so as to increase the writing area; through the sliding connection of bracing piece and loop bar, highly adjusting main whiteboard adjusts, adjusts to fix through the altitude mixture control locating component who sets up behind the demand position, and then adjusts the use according to the demand.
(II) technical scheme
In order to solve the problems, the utility model provides a vector equation graphical solution teaching aid, which comprises two loop bars, wherein the insides of the two loop bars are respectively and vertically provided with a limiting groove, the limiting grooves form a placing opening at the top end of the loop bar, the inner walls of the two limiting grooves are respectively and slidably connected with a support bar, the top end of the support bar extends to the outside of the limiting groove, the loop bars and the support bar are provided with a height adjusting and positioning component, a main white board is arranged between the two support bars, the support bars are rotatably connected with a rotating shaft, and one end of the rotating shaft, which is far away from the support bars, is fixedly connected with the main white board;
the utility model discloses a whiteboard, including main blank, fixed slot, bracing piece, main blank, the inside vertical storage tank of having seted up of main blank, the storage tank forms the opening at the top of main blank, the inside sliding connection of storage tank has supplementary blank, the fixed slot has been seted up at the back of supplementary blank, be provided with board fixing device on the main blank, the inside level of bracing piece sets up threaded hole, and the inside threaded connection of screw hole has the bolt, the one end fixedly connected with fixed block of bracing piece is kept away from to the bolt, one side that the bolt was kept away from to.
Preferably, altitude mixture control locating component comprises location axle, stopper and gag lever post, location axle level sets up on the loop bar, the one end of location axle is close to the loop bar, the other end of location axle passes the bracing piece and extends to the outside of loop bar to respectively with bracing piece and loop bar sliding connection, the stopper is placed at the location epaxially, the top of gag lever post and the bottom fixed connection of stopper, the bottom of gag lever post passes the location axle to with location axle sliding connection.
Preferably, board fixing device comprises connecting block, axis of rotation and dog, the dog is towards one side and the main blank fixed connection of supplementary blank, one side of dog stretches into the inside of fixed slot to with the inner wall sliding connection of fixed slot, the top of axis of rotation and the bottom fixed connection of dog, the bottom of axis of rotation stretches into the inside of connecting block to rotate with the connecting block and be connected.
Preferably, a plurality of limiting holes are formed in the loop bar, and the periphery of the positioning shaft is connected with the inner walls of the limiting holes in a sliding mode.
Preferably, the top end of the auxiliary white board is fixedly connected with a long strip, and the length value of the long strip is greater than that of the auxiliary white board.
Preferably, the height value of the auxiliary white board is smaller than the height value of the main white board.
The above technical scheme of the utility model has following profitable technological effect:
when the writing area of the main white board is insufficient, the auxiliary white board is manually pulled out in the vertical direction and moves out along the inner wall of the storage groove, so that the writing area is increased, after the auxiliary white board moves to a height value required to be used, the stop block is driven by the manual rotating shaft to rotate to enter the fixing groove, the stop block enters the fixing groove, a stable effect is achieved on the position of the auxiliary white board in the vertical direction, and the position of the auxiliary white board is stable when the auxiliary white board is used; the bolt is rotated to drive the fixing block to be separated from the main white board through manual rotation of the bolt, the fixing of the position of the main white board is released, the main white board is rotated manually, the main white board rotates by taking the rotating shaft as an axis, the main white board is further rotated by using an angle, after the main white board is rotated, the fixing block is driven by the manual rotary bolt to press the main white board, and the fixing effect is achieved on the position of the main white board after the main white board is rotated; separate gag lever post and location axle through manual along vertical direction, thereby remove the fixed to location axle horizontal direction position, through following the manual location axle that shifts out of horizontal direction, make location axle and bracing piece and loop bar separation, remove the bracing piece in vertical direction, with the length value of change bracing piece at the spacing inslot portion, and then change the use height value of main blank in vertical direction, adjust the bracing piece to the position back of needs according to the use, through passing spacing hole and bracing piece with the location axle, and pass the location axle with the bottom of gag lever post, and then played spacing fixed effect to the position of bracing piece after removing.
Drawings
Fig. 1 is the utility model provides a vector equation graphical solution solves the schematic structure of teaching aid.
Fig. 2 is the utility model provides a vector equation graphical solution solves supplementary blank's in teaching aid side view sectional structure schematic diagram.
Fig. 3 is the utility model provides a vector equation graphical solution solves the back of the body structure schematic diagram of supplementary blank in the teaching aid.
Fig. 4 is the utility model provides a vector equation graphical solution solves highly regulated positioning component's in teaching aid structural schematic.
Fig. 5 is the utility model provides a vector equation graphical solution solves the schematic structure of bracing piece in the teaching aid.
Fig. 6 is the utility model provides a vector equation graphical solution solves overlooking structure schematic diagram of main blank in the teaching aid.
Fig. 7 is the utility model provides a vector equation graphical solution solves enlarged structure schematic diagram of a department in the teaching aid.
Reference numerals: 1. a loop bar; 2. a limiting groove; 3. a support bar; 4. a height adjustment positioning assembly; 41. positioning the shaft; 42. a limiting block; 43. a limiting rod; 5. a main white board; 6. a rotating shaft; 7. a storage tank; 8. an auxiliary white board; 9. fixing grooves; 10. a plate fixing device; 101. connecting blocks; 102. a rotating shaft; 103. a stopper; 11. a bolt; 12. a fixed block; 13. and a limiting hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-7, the utility model provides a teaching aid for solving vector equation graph solution, including two loop bars 1, the inside of two loop bars 1 is vertically equipped with spacing groove 2 respectively, and spacing groove 2 forms the entrance at the top of loop bar 1, the inner wall of two spacing grooves 2 is connected with bracing piece 3 in a sliding way, the top of bracing piece 3 extends to the outside of spacing groove 2, height adjusting and positioning assembly 4 is arranged on loop bar 1 and bracing piece 3, main white board 5 is arranged between two bracing pieces 3, rotating shaft 6 is connected on bracing piece 3, one end of rotating shaft 6 far away from bracing piece 3 is fixedly connected with main white board 5;
the inside vertical storage tank 7 of having seted up of main blank 5, storage tank 7 forms the opening at the top of main blank 5, the inside sliding connection of storage tank 7 has supplementary blank 8, fixed slot 9 has been seted up at the back of supplementary blank 8, be provided with board fixing device 10 on main blank 5, the inside level of bracing piece 3 sets up threaded hole, and the inside threaded connection of threaded hole has bolt 11, the one end fixedly connected with fixed block 12 of bracing piece 3 is kept away from to bolt 11, one side that bolt 11 was kept away from to fixed block 12 compresses tightly main blank 5.
In an optional embodiment, the height adjusting and positioning assembly 4 is composed of a positioning shaft 41, a limiting block 42 and a limiting rod 43, the positioning shaft 41 is horizontally arranged on the sleeve rod 1, one end of the positioning shaft 41 is close to the sleeve rod 1, the other end of the positioning shaft 41 penetrates through the supporting rod 3 and extends to the outside of the sleeve rod 1, and is respectively connected with the supporting rod 3 and the sleeve rod 1 in a sliding manner, the limiting block 42 is placed on the positioning shaft 41, the top end of the limiting rod 43 is fixedly connected with the bottom of the limiting block 42, and the bottom end of the limiting rod 43 penetrates through the positioning shaft 41 and is connected with the positioning shaft 41 in a sliding manner.
In an alternative embodiment, the board fixing device 10 comprises a connecting block 101, a rotating shaft 102 and a stopper 103, wherein one side of the stopper 103 facing the auxiliary white board 8 is fixedly connected with the main white board 5, one side of the stopper 103 extends into the inside of the fixing groove 9 and is slidably connected with the inner wall of the fixing groove 9, the top end of the rotating shaft 102 is fixedly connected with the bottom of the stopper 103, and the bottom end of the rotating shaft 102 extends into the inside of the connecting block 101 and is rotatably connected with the connecting block 101.
In an optional embodiment, the loop bar 1 is provided with a plurality of limiting holes 13, and the periphery of the positioning shaft 41 is slidably connected with the inner walls of the limiting holes 13, so that the effect of multiple rotation is achieved for adjusting the position of the support bar 3 in the vertical direction.
In an alternative embodiment, a long strip is fixedly connected to the top end of the auxiliary whiteboard 8, and the length of the long strip is greater than the length of the auxiliary whiteboard 8, so that the long strip can be pulled to move out of the auxiliary whiteboard 8 in the vertical direction.
In an alternative embodiment, the auxiliary whiteboard 8 has a height value that is less than the height value of the main whiteboard 5, such that the auxiliary whiteboard 8 can be placed inside the main whiteboard 5 for storage when not in use.
In the utility model, when the writing area of the main white board 5 is insufficient, the auxiliary white board 8 is manually pulled out in the vertical direction, the auxiliary white board 8 is moved out along the inner wall of the storage tank 7, so that the writing area is increased, after the auxiliary white board is moved to a height value required to be used, the stop block 103 is driven by the manual rotation rotating shaft 102 to rotate to enter the fixing groove 9, the stop block 103 enters the fixing groove 9, a stable effect is achieved on the position of the auxiliary white board 8 in the vertical direction, and the position of the auxiliary white board 8 is stable when the auxiliary white board is used; the bolt 11 is rotated by manually rotating the bolt 11 to drive the fixing block 12 to be separated from the main white board 5, the position of the main white board 5 is released from being fixed, the main white board 5 is manually rotated, the main white board 5 rotates by taking the rotating shaft 6 as an axis, the main white board 5 is further rotated by using an angle, after the rotation, the manually-rotated bolt 11 drives the fixing block 12 to press the main white board 5, and the fixed effect is achieved on the position of the rotated main white board 5; separate gag lever post 43 and location axle 41 through manual along vertical direction, thereby remove the fixed to location axle 41 horizontal direction position, through along the manual location axle 41 that shifts out of horizontal direction, make location axle 41 and bracing piece 3 and loop bar 1 separation, remove bracing piece 3 in vertical direction, with the length value of change bracing piece 3 in spacing groove 2 inside, and then change main white board 5 at the use height value of vertical direction, adjust bracing piece 3 to required position back according to the use, through passing spacing hole 13 and bracing piece 3 with location axle 41, and pass location axle 41 with the bottom of gag lever post 43, and then played spacing fixed effect to the position of removal back bracing piece 3.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (6)
1. The utility model provides a teaching aid is solved to vector equation graphical solution, includes two loop bars (1), its characterized in that: limiting grooves (2) are vertically formed in the two loop bars (1) respectively, an opening is formed in the top ends of the loop bars (1) by the limiting grooves (2), supporting rods (3) are connected to the inner walls of the two limiting grooves (2) in a sliding mode, the top ends of the supporting rods (3) extend to the outer portions of the limiting grooves (2), height adjusting and positioning assemblies (4) are arranged on the loop bars (1) and the supporting rods (3), a main white board (5) is arranged between the two supporting rods (3), a rotating shaft (6) is connected to the supporting rods (3) in a rotating mode, and one end, far away from the supporting rods (3), of the rotating shaft (6) is fixedly connected with the main white board (5);
storage tank (7) have been seted up to the inside vertical of main blank (5), storage tank (7) form the opening at the top of main blank (5), the inside sliding connection of storage tank (7) has supplementary blank (8), fixed slot (9) have been seted up at the back of supplementary blank (8), be provided with board fixing device (10) on main blank (5), the inside level of bracing piece (3) sets up threaded hole, and the internal thread of screw hole is connected with bolt (11), the one end fixedly connected with fixed block (12) of bracing piece (3) are kept away from in bolt (11), one side that bolt (11) were kept away from in fixed block (12) compresses tightly main blank (5).
2. The vector equation graphical solution solves teaching aid of claim 1, characterized in that, altitude mixture control locating component (4) comprises location axle (41), stopper (42) and gag lever post (43), location axle (41) level sets up on loop bar (1), the one end of location axle (41) is close to loop bar (1), the other end of location axle (41) passes bracing piece (3) and extends to the outside of loop bar (1) to respectively with bracing piece (3) and loop bar (1) sliding connection, stopper (42) are placed on location axle (41), the top of gag lever post (43) and the bottom fixed connection of stopper (42), location axle (41) is passed to the bottom of gag lever post (43) to with location axle (41) sliding connection.
3. The teaching aid of vector equation graphical solution according to claim 1, characterized in that, board fixing device (10) comprises connecting block (101), axis of rotation (102) and dog (103), dog (103) towards one side of auxiliary white board (8) and main white board (5) fixed connection, one side of dog (103) stretches into the inside of fixed slot (9) to with the inner wall sliding connection of fixed slot (9), the top of axis of rotation (102) and the bottom fixed connection of dog (103), the bottom of axis of rotation (102) stretches into the inside of connecting block (101) and rotates with connecting block (101) and is connected.
4. The teaching aid of solving vector equation graphical solution according to claim 2, characterized in that a plurality of spacing holes (13) are opened on the loop bar (1), and the periphery of the positioning shaft (41) is connected with the inner wall of the spacing hole (13) in a sliding manner.
5. The teaching aid of vector equation graphical solution according to claim 1, characterized in that the top of the auxiliary white board (8) is fixedly connected with a long strip, and the length value of the long strip is greater than that of the auxiliary white board (8).
6. A teaching aid for vector equation graphical solution according to claim 1, characterized in that the height value of the auxiliary white board (8) is smaller than the height value of the main white board (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921564967.7U CN210810048U (en) | 2019-09-18 | 2019-09-18 | Vector equation graphical solution teaching aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921564967.7U CN210810048U (en) | 2019-09-18 | 2019-09-18 | Vector equation graphical solution teaching aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210810048U true CN210810048U (en) | 2020-06-23 |
Family
ID=71267194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921564967.7U Expired - Fee Related CN210810048U (en) | 2019-09-18 | 2019-09-18 | Vector equation graphical solution teaching aid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210810048U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111845162A (en) * | 2020-07-30 | 2020-10-30 | 周琮 | Be used for architectural design teaching instrument auxiliary device |
-
2019
- 2019-09-18 CN CN201921564967.7U patent/CN210810048U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111845162A (en) * | 2020-07-30 | 2020-10-30 | 周琮 | Be used for architectural design teaching instrument auxiliary device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210810048U (en) | Vector equation graphical solution teaching aid | |
| CN110269395A (en) | A kind of teaching platform for storing multimedia conferencing display screen | |
| CN210052309U (en) | Multimedia device for English teaching | |
| CN210052378U (en) | Interactive teaching display device of management class specialty course | |
| CN204178565U (en) | A kind of language teaching device | |
| CN210091485U (en) | Multimode english teaching device of english teaching | |
| CN208367941U (en) | Instrument is used in a kind of teaching of Chinese literature | |
| CN210515709U (en) | Multimedia teaching display device that accounting practice teaching used | |
| CN208922520U (en) | A kind of Political Education of College Students interactive device | |
| CN205306398U (en) | Combination book case that suitable ideological and political theory teaching used | |
| CN211747945U (en) | Examination paper storage device for Chinese teaching | |
| CN204791618U (en) | Outdoor show equipment of chinese teaching | |
| CN209574124U (en) | A kind of student-directed being convenient for changing personal information displaying device | |
| CN209993177U (en) | English teaching is with short language memory device of writing without memory | |
| CN210034957U (en) | Electron class tablet convenient to installation | |
| CN216486830U (en) | Ideological and political education guiding device based on new media | |
| CN209015475U (en) | A kind of history divides age picture and text instructional device | |
| CN208946928U (en) | A kind of teaching aid for Journalism teaching | |
| CN204516129U (en) | A kind of Political Teaching Graphic Panel | |
| CN218273714U (en) | Multimedia device for medical teaching | |
| CN219530319U (en) | Dance training video auxiliary stand | |
| CN108198466A (en) | A kind of junior middle school's teaching demonstration equipment | |
| CN207558248U (en) | A kind of English word learning equipment | |
| CN210244716U (en) | Classroom interest interactive teaching device | |
| CN214541227U (en) | Interactive teaching equipment is used in english teaching |
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: 20200623 Termination date: 20210918 |