CN212400739U - Curve drawing board that mathematical education was used - Google Patents
Curve drawing board that mathematical education was used Download PDFInfo
- Publication number
- CN212400739U CN212400739U CN202020271082.4U CN202020271082U CN212400739U CN 212400739 U CN212400739 U CN 212400739U CN 202020271082 U CN202020271082 U CN 202020271082U CN 212400739 U CN212400739 U CN 212400739U
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- drawing board
- support sleeve
- triangular support
- adapter
- connector
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Abstract
The utility model relates to the technical field of teaching aids, in particular to a curve drawing board for mathematical education, which comprises a mounting plate, wherein a first connector is fixedly connected at the middle part of the right side of the mounting plate, a second connector is fixedly connected at the middle part of the left side of the mounting plate, a connecting rotating rod is sleeved on the connecting shaft, the first connector is fixedly connected with a first adapter through the connecting rotating rod, a first telescopic rod is sleeved on the first adapter, a first triangular support sleeve is sleeved on one end of the first telescopic rod, which is far away from the first adapter, a second telescopic rod is sleeved on the second adapter, a second triangular support sleeve is sleeved on one end of the second telescopic rod, which is far away from the second adapter, the first telescopic rod and the second telescopic rod can be contracted through the first triangular support sleeve and the second triangular support sleeve, and the volume of the whole device can be reduced through the contraction of support legs, is convenient to carry and use.
Description
Technical Field
The utility model relates to a teaching aid technical field specifically is a curve drawing board that mathematical education was used.
Background
The mounting plate is an appliance used for writing and demonstrating in the education industry, and is generally a plate surface placed in a classroom or a meeting room, and the mounting plate is used for writing contents with chalk or a water-based pen to play a role in explaining and demonstrating. The front body of the mounting plate is a blackboard, and the conventional blackboard is formed by simply coating black paint on the surface of a hard object such as a flat wood plate or a cement plate and the like and writing with chalk after the black paint is dried. The existing mounting plates are mostly fixed, can be used for teaching guidance at specified positions, have certain limitations, cannot be used for teaching a lot, have some movable small mounting plates, can be used for teaching a lot, and are inconvenient to carry, lack of supports and inconvenient to use due to the fact that the mounting plates are used.
In view of the above problems, there is a need for a curve drawing board for mathematical education to improve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a curve drawing board that mathematical education was used to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a curve drawing board for mathematical education, wherein two sets of sliding grooves are formed in the left side and the right side of a mounting plate, sliding rails are fixedly mounted on two sides of one end of the curve drawing board, the curve drawing board is slidably mounted on a base surface of the mounting plate through the sliding grooves and the sliding rails, a drawing board handle is fixedly mounted at the top end of the curve drawing board, a hinge is fixedly mounted at the center of the back of the curve drawing board, a first connector is fixedly connected to the middle of the right side of the mounting plate, a second connector is fixedly connected to the middle of the left side of the mounting plate, fixed connecting plates are arranged on the first connector and the second connector, fixed threaded holes are formed in the fixed connecting plates, a connecting shaft is arranged at one end, away from the fixed connecting plates, of the first connector and the second connector, the connecting shaft is sleeved with a connecting, the second connector is fixedly connected with a second adapter through a connecting rotating rod, the first adapter is sleeved with a first telescopic rod, a first triangular support sleeve is sleeved at one end of the first telescopic rod, which is far away from the first adapter, a first locking knob is arranged at the upper end of the right side of the first triangular support sleeve, a second telescopic rod is sleeved on the second adapter, a second triangular support sleeve is sleeved on one end of the second telescopic rod far away from the second adapter, a second locking knob is arranged at the upper end of the left side of the second triangular support sleeve, the first triangular support sleeve and the second triangular support sleeve are both provided with lantern rings, the lantern ring is provided with supporting legs, the bottom ends of the first triangular supporting sleeve and the second triangular supporting sleeve are provided with fixing plates, a supporting rod is arranged between the supporting leg and the fixed plate, and hinges are fixedly arranged in the middle of the upper end and the lower end of the mounting plate surface.
Preferably, the curved drawing board is formed by combining two groups of drawing boards through the hinge.
Preferably, the carrying handle is foldable.
Preferably, the mounting plate is in threaded connection with the fixed connecting plate through a fixing bolt.
Preferably, the connecting rotating rod is fixedly connected with the first adapter and the second adapter through a fixing shaft.
Preferably, the supporting rod is movably connected with the fixing plate and the supporting legs, and the supporting legs are movably connected with the lantern ring.
Preferably, the lantern ring is movably sleeved with the first triangular support sleeve and the second triangular support sleeve.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, through setting up the spout on the mounting panel and the slide rail on the curve drawing board, convenient to detach and installation also can change in time when the drawing board goes wrong, and the space range that two parts that set to folded cascade through the mounting panel that sets up can make whole mounting panel occupy is littleer, can follow the folding and folding of mounting panel through the drawing board handle, can make the drawing board handle use more convenient.
2. The utility model discloses in, can rotate the shrink through first connector, second connector, first adapter and the second adapter that sets up and can speak the occupation space of connector and adapter diminishes, portable.
3. The utility model discloses in, first telescopic link and second telescopic link shrink between can through the first triangular support sleeve and the second triangular support sleeve that set up to can reduce the volume of integrated device through the shrink to the supporting legs, conveniently carry and use.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a rear view of the whole curve drawing board of the present invention;
FIG. 3 is a partial structure diagram of the present invention;
fig. 4 is a partial structure diagram of the present invention.
In the figure: the drawing board comprises a 1-mounting plate, a 2-sliding chute, a 3-first connector, a 4-second connector, a 5-fixed connecting plate, a 6-fixed threaded hole, a 7-connecting shaft, an 8-connecting rotating rod, a 9-first rotating joint, a 10-second rotating joint, a 11-first telescopic rod, a 12-first triangular support sleeve, a 13-first locking knob, a 14-second telescopic rod, a 15-second triangular support sleeve, a 16-second locking knob, a 17-lantern ring, an 18-supporting foot, a 19-fixed plate, a 20-supporting rod, a 21-curved drawing board, a 22-drawing board handle, a 23-hinge and a 24-sliding rail.
Detailed Description
The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution:
a curve drawing board for mathematical education comprises a mounting board 1 and a curve drawing board 21, wherein two groups of sliding grooves 2 are formed in the left side and the right side of the mounting board 1, sliding rails 24 are fixedly mounted on two sides of one end of the curve drawing board 21, the curve drawing board 21 is slidably mounted on a base surface of the mounting board 1 through the sliding grooves 2 and the sliding rails 24, a drawing board handle 22 is fixedly mounted at the top end of the curve drawing board 21, a hinge 23 is fixedly mounted at the center of the back of the curve drawing board 21, a first connector 3 is fixedly connected at the middle of the right side of the mounting board 1, a second connector 4 is fixedly connected at the middle of the left side of the mounting board 1, a fixed connecting board 5 is arranged on each of the first connector 3 and the second connector 4, a fixed threaded hole 6 is formed in the fixed connecting board 5, a connecting shaft 7, the first connector 3 is fixedly connected with a first adapter 9 through a connecting rotating rod 8, the second connector 4 is fixedly connected with a second adapter 10 through the connecting rotating rod 8, the occupied space of the connectors and the adapters can be reduced through the arrangement of the first connector 3, the second connector 4, the first adapter 9 and the second adapter 10 in a rotating and contracting manner, the carrying is convenient, the first adapter 9 is sleeved with a first telescopic rod 11, one end of the first telescopic rod 11, far away from the first adapter 9, is sleeved with a first triangular support sleeve 12, the upper end of the right side of the first triangular support sleeve 12 is provided with a first locking knob 13, the height position of the first telescopic rod 11 can be fixedly controlled through the arranged first locking knob 13, the second adapter 10 is sleeved with a second telescopic rod 14, one end of the second telescopic rod 14, far away from the second adapter 10, is sleeved with a second triangular support sleeve 15, second triangular support sleeve 15's left side upper end is provided with second locking knob 16, second locking knob 16 through setting up can carry out fixed control to the high position of second telescopic link 14, first telescopic link 11 and second telescopic link 14 shrink between first triangular support sleeve 12 and second triangular support sleeve 15 through setting up, and can reduce integrated device's volume through the shrink to supporting legs 18, conveniently carry and use, first triangular support sleeve 12 and second triangular support sleeve 15 all are provided with lantern ring 17, lantern ring 17 is provided with supporting legs 18, the bottom of first triangular support sleeve 12 and second triangular support sleeve 15 is provided with fixed plate 19, be provided with bracing piece 20 between supporting legs 18 and the fixed plate 19, the upper end of mounting panel 1 face and the middle department of lower extreme are fixed and are provided with hinge 23.
The utility model discloses work flow: when the triangular drawing board is used, firstly, the curved drawing board 21 is fixedly arranged on a base surface of the mounting board 1 through the sliding groove 2 and the sliding rail 24, then the mounting board 1 adjusts the positions of the first adapter 9 and the second adapter 10 by adjusting the first connector 3 and the second connector 4, the positions of the first triangular support sleeve 12 and the second triangular support sleeve 15 are adjusted by rotating the first adapter 9 and the second adapter 10, the supporting legs are opened by manually adjusting the supporting rod 20, so that the first triangular support sleeve 12 and the second triangular support sleeve 15 are stably fixed on the ground, after the first triangular support sleeve 12 and the second triangular support sleeve 15 are stabilized, the first telescopic rod 11 and the second telescopic rod 14 are drawn out by extracting the handle 2, and after the positions are adjusted to be proper, the first telescopic rod 11 and the second telescopic rod 14 are locked and fixed through the first locking knob i13 and the second locking knob 16, begin to use after finishing, use the completion after, can pack up mounting panel 1 through above step, carry away mounting panel 1 through portable handle 2, simple and convenient, convenient to carry.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a curve drawing board that mathematical education was used, includes mounting panel (1) and curve drawing board (21), its characterized in that: two sets of spout (2) have been seted up to the left and right sides of mounting panel (1), the one end both sides fixed mounting of curve drawing board (21) has slide rail (24), curve drawing board (21) pass through spout (2) with slide rail (24) slidable mounting is in the base face of mounting panel (1), the top fixed mounting of curve drawing board (21) has drawing board handle (22), the back center of curve drawing board (21) is located fixed mounting and is had hinge (23), locate fixedly connected with first connector (3) in the middle of the right side of mounting panel (1), locate fixedly connected with second connector (4) in the middle of the left side of mounting panel (1), first connector (3) and second connector (4) all are provided with fixed connection board (5), fixed threaded hole (6) have been seted up in fixed connection board (5), the one end that fixed connection board (5) was kept away from in first connector (3) and second connector (4) is provided with the connecting axle (7) A connecting rotating rod (8) is sleeved on the connecting shaft (7), a first adapter (9) is fixedly connected to the first connector (3) through the connecting rotating rod (8), a second adapter (10) is fixedly connected to the second connector (4) through the connecting rotating rod (8), a first telescopic rod (11) is sleeved on the first adapter (9), a first triangular support sleeve (12) is sleeved on one end, far away from the first adapter (9), of the first telescopic rod (11), a first locking knob (13) is arranged at the upper end of the right side of the first triangular support sleeve (12), a second telescopic rod (14) is sleeved on the second adapter (10), a second triangular support sleeve (15) is sleeved on one end, far away from the second adapter (10), of the second telescopic rod (14), a second locking knob (16) is arranged at the upper end of the left side of the second triangular support sleeve (15), first triangular support sleeve (12) and second triangular support sleeve (15) all are provided with the lantern ring (17), the lantern ring (17) is provided with supporting legs (18), the bottom of first triangular support sleeve (12) and second triangular support sleeve (15) is provided with fixed plate (19), be provided with bracing piece (20) between supporting legs (18) and fixed plate (19), fixed hinge (23) of being provided with is located in the middle of the upper end of mounting panel (1) face and the lower extreme.
2. The curvilinear drawing board for mathematical education as claimed in claim 1, wherein: the mounting plate (1) is fixedly connected with two foldable parts through a hinge (23).
3. The curvilinear drawing board for mathematical education as claimed in claim 1, wherein: the curve drawing board (21) is formed by combining two groups of drawing boards through the hinge (23).
4. The curvilinear drawing board for mathematical education as claimed in claim 1, wherein: the mounting plate (1) is in threaded connection with the fixed connecting plate (5) through a fixed bolt.
5. The curvilinear drawing board for mathematical education as claimed in claim 1, wherein: the connecting rotating rod (8) is fixedly connected with the first adapter (9) and the second adapter (10) through a fixing shaft.
6. The curvilinear drawing board for mathematical education as claimed in claim 1, wherein: the supporting rod (20) is movably connected with the fixing plate (19) and the supporting legs (18), and the supporting legs (18) are movably connected with the lantern ring (17).
7. The curvilinear drawing board for mathematical education as claimed in claim 1, wherein: the lantern ring (17) is movably sleeved with the first triangular support sleeve (12) and the second triangular support sleeve (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020271082.4U CN212400739U (en) | 2020-03-08 | 2020-03-08 | Curve drawing board that mathematical education was used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020271082.4U CN212400739U (en) | 2020-03-08 | 2020-03-08 | Curve drawing board that mathematical education was used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212400739U true CN212400739U (en) | 2021-01-26 |
Family
ID=74377804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020271082.4U Expired - Fee Related CN212400739U (en) | 2020-03-08 | 2020-03-08 | Curve drawing board that mathematical education was used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212400739U (en) |
-
2020
- 2020-03-08 CN CN202020271082.4U patent/CN212400739U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210126 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |