CN109177600A - The blackboard of included drawing tool - Google Patents
The blackboard of included drawing tool Download PDFInfo
- Publication number
- CN109177600A CN109177600A CN201811294866.2A CN201811294866A CN109177600A CN 109177600 A CN109177600 A CN 109177600A CN 201811294866 A CN201811294866 A CN 201811294866A CN 109177600 A CN109177600 A CN 109177600A
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- Prior art keywords
- drawing tool
- blackboard
- track
- sphere
- frame
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- 230000002035 prolonged effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000013507 mapping Methods 0.000 description 2
- 238000007665 sagging Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000012857 repacking Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
- B43L1/04—Blackboards
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
The invention discloses a kind of blackboards of included drawing tool, belong to realia field.Blackboard of the included drawing tool has plate face and surrounds the frame of plate face, and frame is equipped with track, wherein track is extended continuously and using the shutter configuration in outside at semienclosed along frame, and the bottom of track is equipped with spherical recess；The sphere that can be interference fitted with spherical recess is accommodated in track, sphere can slide in track relative to plate face slid clockwise or counterclockwise, and sphere is connected by adapter with the head end of drawing tool.The present invention is applied to teaching aspect, easy to use, time saving and energy saving, solve the problems, such as drawing tool not Portable belt, when charting on blackboard, drawing tool length is not enough, drawing line style is single and cannot fix very well.
Description
Technical field
The invention belongs to realia field more particularly to a kind of blackboards of included drawing tool.
Background technique
Blackboard is the essential product in universities, middle and primary schools classroom.In addition to school, in the classroom of many third party training organizations
It also is provided with blackboard, teacher (or lecturer) usually requires to write on the blackboard the content told about in classroom to join for student (or student)
Examine, sometimes need to by drawing tool drawing on the blackboard, in the hope of it is vivider, more intuitively to student show.Common drawing work
Tool is drawing tool.
The drawing tool size for being commonly used for drawing on blackboard is larger, not readily portable.If teacher forgets to carry drawing
Tool enters classroom and gives lessons, and draws then can not but draw when needing to draw or not have to drawing tool, the effect that causes to give lessons is not high；
The length of drawing tool for drawing on blackboard be it is certain, when teacher needs the large-sized figure of picture, this is very inconvenient
Victory influences picture quality, while also delaying hours of instruction.
CN201342872Y discloses a kind of blackboard, four pulley tracks is equipped on the four edges of blackboard, in left and right rail
Long ruler is separately installed between road between upper lower railway.Long ruler is moved to the place for needing to draw when use along pulley track
?.
From CN201342872Y disclosure it is found that although the document overcomes teacher draw work when drawing on blackboard
Has the inadequate problem of length, but long ruler is separately mounted between left and right track and upper lower railway, occupied space is larger；It is installed
Long ruler both ends are fixed and are run simultaneously by pulley track, therefore are only capable of picture horizontal line and vertical line, cannot draw skew lines or
Other line styles；The long ruler installed cannot be fixed in drawing processes, need hand steered, therefore use and not convenient.
Summary of the invention
Place in view of the shortcomings of the prior art, main problem to be solved by this invention are to propose that a kind of carry is drawn
The blackboard of figure tool.The blackboard structure of this included drawing tool is simple, and setup cost is low, and mapping is convenient, can flexibly draw each
Kind figure, it is time saving and energy saving, and it is not take up plate face space substantially when not using drawing tool.
To solve the technical problem, the technical solution adopted by the present invention are as follows:
It is proposed a kind of blackboard of included drawing tool, the blackboard of the included drawing tool has plate face and surrounds the side of plate face
Frame, frame are equipped with track, wherein track is extended continuously along frame and utilizes the shutter configuration in outside at semienclosed, track
Bottom be equipped with spherical recess；The sphere that can be interference fitted with spherical recess is accommodated in track, sphere can be in track
In relative to plate face slid clockwise or sliding counterclockwise, sphere are connected by adapter with the head end of drawing tool.
Preferably, the end of drawing tool is equipped with chalk clamping opening, water-color paintbrush clamping opening or sucker.
Preferably, the end of drawing tool is equipped with other platelet.
Preferably, drawing tool has multiple segments, and multiple segments pass through pivotal part pivotally.
Preferably, drawing tool, and/or, multiple segments are printed with different scales.
Preferably, there is angle index on pivotal part.
Preferably, the plate face edge of the blackboard of drawing tool is carried equipped with the bayonet for fixing the end of drawing tool.
Preferably, the outer edge of track is equipped with slideway, and slideway is extended continuously from its outer end coplanar with the sliding surface of sphere
To the sliding surface perpendicular to sphere and the inner end on the inside of blackboard, inner end has the concave point that can be interference fitted with sphere.
Preferably, track is set in frame or outside frame.
Preferably, baffle is coplanar with plate face.
Compared with prior art, the beneficial effects of the present invention are:
1. drawing tool is included for blackboard, teacher does not have to carrying drawing tool and goes to class, and solves drawing tool too very much not
It is easy to carry or forget band drawing tool the problem of；
2. drawing tool can be continuously slipping along entire frame, by the way that continuous track is arranged on frame so as to more
The drawing at the various positions of plate face is matched well；
3. one end of drawing tool can be made to fix relative to plate face by the way that recess portion is arranged in rail base, fixes and disengaged
Journey is easy to operate, effortlessly；
4. drawing tool only fix relative to frame by one end, and the other end is relatively free, not only can draw straight line,
Can also be with line styles such as Oblique line drawings, and drawing tool can be in when not in use free sagging type, be not take up blackboard panel space,
Blackboard panel utilization rate is high；
5. drawing tool can be in sectional type folding and unfolding or folding, while solving the problems, such as that drawing tool length is inadequate when drawing
So that more flexible changeable using the drawable figure of drawing tool；
6. the both ends of drawing tool can also be made to fix by the setting components such as bayonet or sucker, when drawing, is not take up
The accurate graphing of teacher's both hands energy, it is convenient and efficient；
7. the blackboard structure of the included drawing tool of the present invention is simple, without significantly reequip to existing blackboard
It realizes, it is vdiverse in function and low in cost, there is good practicability.
Detailed description of the invention
Fig. 1 is the schematic diagram of the blackboard of the included drawing tool of one embodiment of the invention；
Fig. 2 is that other platelet is shown according to the schematic diagram of the blackboard of the included drawing tool of Fig. 1；
Fig. 3 be according to the schematic diagram of the blackboard of the included drawing tool of Fig. 1, there is shown with drawing tool there are multiple sections
Section；
Fig. 4 is the front view of the partial enlargement of the part A of Fig. 1；
Fig. 5 is the side view of the partial enlargement of the part B of Fig. 1, and wherein sphere 7 is pressed into concave point 15；
Fig. 6 shows the correlation between sphere, adapter and spherical recess in a schematic manner；
Fig. 7 shows the shape of sphere and adapter in a schematic manner；
Fig. 8 is the blackboard of the included drawing tool of another embodiment of the present invention.
In the accompanying drawings: 1, blackboard；2, plate face；3, frame；4, track；5, baffle；6, spherical recess；7, sphere；8, it transfers
Part；9, drawing tool；10, chalk clamping opening, water-color paintbrush clamping opening or sucker；11, platelet in addition；12, pivotal part；13, bayonet；14,
Slideway；15, concave point；91, segment；92, segment；93, segment.
Specific embodiment
The technical solution in the specific embodiment of the invention in detail, completely describe below in conjunction with attached drawing.It should infuse
Meaning, attached drawing is only explanatory view, is not necessarily drawn to scale, therefore the dimension scale in attached drawing should not be construed as to of the invention black
The limitation of the size of other specific components such as plate, drawing tool.
In the description of the present invention, it is to be understood that, term " center ", "upper", "lower", "front", "rear", " left side ",
The orientation or positional relationship of the instructions such as " right side ", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on the figure
Orientation or positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
Term " first ", " second " be used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or
Implicitly indicate the quantity of indicated technical characteristic." first " is defined as a result, the feature of " second " can be expressed or imply
Ground includes one or more of the features.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be to be connected directly, the connection inside two elements can also be can be indirectly connected through an intermediary.For this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Fig. 1-Fig. 7 shows one embodiment of the blackboard 1 (hereinafter referred to as blackboard 1) of included drawing tool.It can be with from Fig. 1
Find out, blackboard 1 has plate face 2 and surrounds the frame 3 of plate face 2, and frame 3 is equipped with track 4.It should be understood that track 4 can be set
At the front frame coplanar with plate face 2, also it can be set at the side frame perpendicular to plate face 2.Track 4 can be with groove
Or the form of protrusion is set to frame 3, can be selected according to the actual situation, not depart from purport of the invention.However in order to realize
Best drawing effect, even if drawing tool can be bonded as far as possible with plate face, track 4 is preferably provided in frame 3.In this implementation
Track 4 shown in example is set to the front frame (in this embodiment abbreviation frame 3) coplanar with plate face and is located in frame 3.
As shown in Figure 1, in the present embodiment, track 4 is extended continuously along frame 3, and track 4 is configured to half envelope using baffle 5
Enclosed and baffle 5 it is coplanar with plate face 2, the bottom of track 4 is equipped with spherical recess 6；Accommodating in track 4 can be with spherical female
The sphere 7 that portion 6 is interference fitted, sphere 7 can slide in track 4 relative to 2 slid clockwise of plate face or counterclockwise, sphere 7
It is connected by adapter 8 with the head end of drawing tool 9.Thus achievable to be, drawing tool 9 can be as sphere 7 be in track 4
Sliding similarly relative to plate face 2 slide.
In the present embodiment it should be understood that the construction of baffle 5 makes it not depart from track 4 on the outside of track for about bundled ball body 7
It skids off outward.The baffle 5 in outside can be integrally formed with track 4, and sphere 7 is placed in advance in track 4.It also will be understood that
It is that baffle 5 attaches to track 4 in a manner of welding or be bolted etc., it is highly preferred that baffle 5 and track 4 pass through articulation piece (example
Such as hinge) it is attached, and it is furnished with bolt on articulation piece.After installing sphere 7, articulation piece closure is equipped on articulation piece
Bolt be fastened on baffle 5 on track 4；When needing replacing sphere 7, bolt is extracted, baffle 5 can be rotated relative to track 4,
Baffle 5 is opened, and is maintained or replaced to take out the sphere 7 of abrasion.
In addition, adapter 8 can use various forms, as long as can make the drawing tool 9 parallel with plate face 2 and be located at
Sphere 7 in track 4, which is realized, to be coupled.Such as in the present embodiment (referring to Fig. 7), the shape of connecting lever can be presented in adapter 8
Formula.
Furthermore the bottom of track 4 is arranged in the spherical recess 6 shown in the present embodiment (referring to Fig. 1 and Fig. 6).However
It should be understood that spherical recess 6 not only can be set into the bottom in track 4 and be integrated with track 4, also can be set into
Track 4 lower section and be integrated with frame 3 or plate face 2, within the scope of the present invention.The concrete form of spherical recess
It can according to need and be configured, for example, the form of discontinuous spherical pit can be used, or continuous spherical female
The form of slot, or be other forms commonly used in the art, it is not listed one by one herein, as long as being able to achieve sphere and spherical female
The interference fit in portion, all without departing from purport of the invention.In the present embodiment, each spherical recess 6 is spaced a spacing between each other
From (referring to Fig. 6), it will be appreciated that close together each spherical recess also can be set.The quantity of spherical recess can also root
It is selected according to actual needs, should not necessarily be limited to embodiment shown in fig. 1.
In the present embodiment, only constraint of the head end by the sphere 7 of connection by track 4 of drawing tool 9, and end is opposite
Freely, therefore when using drawing tool 9, teacher can hold the end sliding drawing tool 9 of drawing tool 9, so that drawing work
Tool 9 also relative to 2 slid clockwise of plate face or counterclockwise can slide into desired position with sphere 7, convenient and efficient, time saving
It is laborsaving；By common knowledge it is found that sphere 7 itself is rotatable, it is possible thereby to drive drawing tool 9 to rotate, so that drawing work
Tool 9 and horizontal line or vertical line at an angle, not only can draw straight line, can also be convenient with line styles such as Oblique line drawings
Teaching, and drawing tool 9 can be in free sagging type when not in use, be not take up 2 space of plate face, and blackboard panel utilization rate is high；
The spherical recess 6 that the setting of 4 bottom of track can be interference fitted with sphere 7, when sliding into specified position using drawing tool 9
When mapping, the head end that micro- power presses drawing tool 9 into blackboard can be applied, sphere 7 is pressed into spherical recess 6, thus fixed
The head end of drawing tool 9 can make drawing safer accurate in this way, can when needing drawing tool 9 being moved to other positions
Apply micro- power outward and extract sphere 7, makes 7 separable spherical recess portion of sphere, 6 return trajectory 4, to make sphere 7 together with drawing tool 9
It is slided in track 4 again.Fixed and disconnecting process is easy to operate, effortlessly；The structure of the present embodiment is simple, easy to use
And it is low in cost.
In one preferred embodiment, referring to Fig. 1, the end of drawing tool 9 be equipped with chalk clamping opening, water-color paintbrush clamping opening or
Sucker 10.By chalk clamping opening, water-color paintbrush clamping opening or sucker 10, drawing tool 9 can clamp the teaching aids such as chalk, and chalk can be with
Round and/or arc is drawn in the rotation of drawing tool 9, so that the figure diversification drawn；By sucker, drawing tool 9 can be leaned on
Itself is adsorbed on blackboard, or handout paper is fixed on blackboard, facilitates teaching.
In one preferred embodiment, referring to fig. 2, the end of drawing tool 9 is equipped with other platelet 11.In addition
Platelet 11 can be attached on drawing tool 9 by parts such as pivotal parts.The advantage being arranged in this way is can be by attachment
The drafting of the more flexible realization more multiple graphs of other platelet 11.It should be understood that the number of other platelet 11, in drawing tool 9
The position of upper attachment, which can according to need, to be specifically arranged, should not necessarily be limited to Fig. 2 shows mode.
In addition, the distal end (end i.e. far from attachment end) of the other platelet 11 of this block also can according to need setting powder
The components such as pen clip mouth, sucker, to realize multiple functions for greater flexibility.
In one preferred embodiment, referring to Fig. 3, there are three segment 91,92,93, these sections for the tool of drawing tool 9
Section 91,92,93 passes through pivotal part 12 pivotally.To tool, there are three the drawing tools of segment 91,92,93, and two pivots should be arranged
Turn part 12, only a pivotal part is identified in Fig. 3.Segment 91,92,93 can be tied simultaneously by pivotal part 12 each other
Each segment is enabled to rotate freely 360 degree of angle around pivotal point.When not drawing, these segments can be folded each other
Come, saves space；When drawing, a segment or multiple segments or all segments can be unfolded according to specific needs, by each
Segment rotates freely the figure that can surround and/or draw out various shapes, such as can draw when two segments are unfolded
Two intersecting lenses, can draw triangle etc. when three segments are unfolded.Pivotal part for example can be the pivot disc etc. with screw
Part.
Although it should be understood that showing three segments in Fig. 3, the quantity of segment should not be limited to three, can
With specific setting as needed.In addition, the length of each segment can also ensure that these segments can smoothly roll over flexible setting
In the case where folded, the length of each segment can be different.
The advantage that multiple segments are arranged to drawing tool is, can supplement drawing tool itself by folding and unfolding segment
The inadequate problem of length.In addition, multiple segments are set as pivotable each other, this makes the flexibility ratio of drawing tool increase
Add, various figures complicated and changeable can be drawn by simple operations.
In addition, it should be noted also that drawing tool 9 can also be arranged in addition to the sectional type for being arranged to fold
The folding structure of telescope-type.Preferably, the folding structure of telescope-type can be combined with the structure of sectional type, that is, by one
A or multiple segments are arranged to the folding structure of telescope-type, then are combined each other, also in main scope of the invention.
In one preferred embodiment, drawing tool 9, and/or, multiple segments 91,92,93 are printed with different quarters
Spend (not shown).For example, one of scale can be printed on the upper edge of drawing tool 9 or its each segment, starting point " 0 "
The end of head end or the adjacent bezel near the segment of frame can be located at, scale numerical value is along drawing tool 9 or its is each
The direction that connected segment is directed away from frame 3 successively increases；Another scale can be printed on drawing tool 9 or its each section
Section lower edge, starting point " 0 " can be located at end or its farthest away from the segment of frame separate frame end, number of division
Value is successively increased along the direction of each connected segment towards frame 3.When the advantage being arranged in this way is to meet graphing
To the needs of various length units, so that it is more accurate to draw.
It further preferably, according to the actual situation can also be right in the embodiment of the drawing tool with multiple segments
Scale makes following setting: the upper edge scale of each segment can indicate the total length of drawing tool 9, and lower edge indicates each section
The length of Duan Zishen.Drawing tool can be made more to match the needs under specific drawing situation in this way.
In one preferred embodiment, there is angle index (not shown) on pivotal part 12.Using drawing in this way
Tool 9 can compare the scale on pivotal part and rotate each segment when drawing, convenient for drawing the specific angle value between two intersections
Or isosceles triangle etc. has the figure of specific requirement to angle.
As described in the previous embodiments, platelet 11 in addition can be attached at drawing tool 9 by parts such as pivotal parts
On.Preferably, platelet 11 in addition is attached on drawing tool 9 also by the pivotal part with angle index, to compare angle
Degree scale rotates other platelet 11, to more accurately draw angle value.
In one preferred embodiment, referring back to Fig. 1, the plate face edge of the blackboard 1 of included drawing tool is equipped with
For fixing the bayonet 13 of the end of drawing tool 9.The advantage being arranged in this way is, can be as needed when drawing, and will draw
The both ends of tool are completely fixed.It should be understood that bayonet is exemplarily only shown in Fig. 1, bayonet quantity can be it is multiple simultaneously
And can also arbitrarily it be arranged in the specific location of plate face edge, and the shape of bayonet and the setting side for being attached at blackboard edge
Formula can carry out adaptability selection according to specific needs, and means for attachment for example can be fishing without hook, hook, magnet Attraction block, drawing pin
Etc. forms, all without departing from purport of the invention.
In one preferred embodiment, referring to Fig. 1 and Fig. 5, the outer edge of track 4 is equipped with slideway 14, and slideway 14 has
There are the outer end and sliding surface perpendicular to sphere 7 coplanar with the sliding surface of sphere 7 and the inner end on the inside of blackboard, 14 edge of slideway
The turning of track 4 continuously extends to its inner end from its outer end, and inner end has the concave point 15 that can be interference fitted with sphere 7.Here,
" outer edge of track 4 " is interpreted as the edge far from 2 center of plate face.In Fig. 1, the quantity of slideway is only one.However it answers
Understand, it is also feasible that a sliding rail, which is respectively arranged, in two sides of track plates or so.It should be noted that when the slideway is arranged pair
Outside baffle plate setting opening, the size of the opening should match with adapter 8.The advantage that slideway 14 is arranged is, provides another
Outer a kind of possibility, so that drawing tool 9 is not used any space of Shi Buzhan and blackboard panel, that is, do not use drawing work
When having 9, sphere 7 can be slided into the outer end of slideway 14, drawing tool 9 is then laterally outward pulled, sphere 7 is made to slide into cunning
On road 14, continue to slide sphere 7, make adapter 8 by the opening of outer side baffle, until sphere 7 reaches the inner end of slideway 14 simultaneously
Pressing sphere 7 is fixed on it in concave point 15.Drawing tool 9 is placed in the side of the sliding surface perpendicular to sphere 7 as a result,
On, save the space of plate face 2.Moreover, as can be seen from Figure 5, perpendicular to the sliding surface of sphere 7 side slideway 14 without baffle,
Therefore, drawing tool 9 can slide into the inner end of slideway 14 along slideway 15, but do not press sphere 7 and enter concave point 15, then, ball
Body 7 can be disassembled together with drawing tool 9 from blackboard 1, in order to which replacement is corresponding when sphere 7 or the abrasion of drawing tool 9
Part.
As previously mentioned, adapter 8 can be presented the form of connecting lever and be configured to sphere 7 and drawing tool 9 referring to Fig. 7
One.Preferably, adapter 8, which also can be set into, is coupled sphere 7 in a manner of dismountable from sphere 7 and drawing tool 9
With drawing tool 9.Dismountable mode for example can be the connection (such as crimping, grafting) of shape cooperation or by exterior part
(such as screw) form is realized.In this way, working as drawing tool 9, connector 8, the damage of sphere 7 or the improper needs of drawing tool 9 more
It, according to specific needs can these parts being disassembled by adapter 8 when changing.
Fig. 8 shows the blackboard of the included drawing tool of another embodiment of the present invention.The embodiment and Fig. 1-Fig. 7 of Fig. 8
The general idea of the embodiment of description is identical, and the difference with embodiment shown by Fig. 1-7 is only that, track 4 is set to outside frame 3
And it is arranged to keep baffle 5 coplanar with plate face 2.In another embodiment, the appended drawing reference of component with Fig. 1-Fig. 7 to describe
Embodiment in same or similar component appended drawing reference it is consistent.
The embodiment, which should not be limited only to mode shown in Fig. 8, should be understood that embodiment shown in Fig. 8.In Fig. 8
The blackboard 1 of included drawing tool also can have the preferred embodiment in the embodiment of Fig. 1-Fig. 7 description setting form and
Function, or these setting forms and function are freely combined, all without departing from purport of the invention.
It can be learned by described embodiment, the blackboard structure that the present invention carries drawing tool is simple, and it is vdiverse in function, together
Shi Wuxu, which carries out significantly repacking to existing blackboard, can be realized, low in cost, have good practicability.
Obviously, described embodiment is only the part specific embodiment of the total technical solution of the present invention, Er Feiquan
The embodiment in portion.Based on total design of the invention, those of ordinary skill in the art's every other embodiment obtained, all
Fall within the scope of protection of the invention.
Claims (10)
1. a kind of blackboard (1) of included drawing tool, the blackboard (1) of the included drawing tool has plate face (2) and surrounds plate
The frame (3) in face, the frame (3) are equipped with track (4), which is characterized in that the track (4) is continuously prolonged along the frame (3)
It stretches and to utilize the baffle (5) in outside to be configured to semienclosed, the bottom of the track (4) is equipped with spherical recess (6)；Described
The sphere (7) that can be interference fitted with the spherical recess (6) is accommodated in track (4), the sphere (7) can be in the rail
The sliding relative to the plate face (2) slid clockwise or counterclockwise in road (4), the sphere (7) is by adapter (8) and draws
The head end of tool (9) is connected.
2. the blackboard (1) of included drawing tool according to claim 1, which is characterized in that the end of the drawing tool (9)
End is equipped with chalk clamping opening, water-color paintbrush clamping opening or sucker (10).
3. the blackboard (1) of included drawing tool according to claim 1, which is characterized in that the end of the drawing tool (9)
End is equipped with other platelet (11).
4. the blackboard (1) of included drawing tool according to claim 1, which is characterized in that the drawing tool (9) has
Multiple segments (91,92,93), the multiple segment (91,92,93) pass through pivotal part (12) pivotally.
5. the blackboard (1) of included drawing tool according to claim 4, which is characterized in that the drawing tool (9), and/
Or, the multiple segment (91,92,93) is printed with different scales.
6. the blackboard (1) of included drawing tool according to claim 5, which is characterized in that have on the pivotal part (12)
Angled scale.
7. the blackboard (1) of included drawing tool according to claim 1, which is characterized in that the included drawing tool
The plate face edge of blackboard (1) is equipped with the bayonet (13) for fixing the end of the drawing tool (9).
8. the blackboard (1) of included drawing tool according to claim 1, which is characterized in that the outer edge of the track (4)
Equipped with slideway (14), the slideway (14) from its outer end coplanar with the sliding surface of the sphere (7) continuously extend to perpendicular to
The sliding surface of the sphere (7) and the inner end being located on the inside of blackboard, the inner end have and can be interference fitted with the sphere (7)
Concave point (15).
9. the blackboard (1) of included drawing tool according to claim 1 to 8, which is characterized in that the track
(4) be set in the frame (3) or the frame (3) outside.
10. the blackboard (1) of included drawing tool according to claim 9, which is characterized in that the baffle (5) with it is described
Plate face (2) is coplanar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811294866.2A CN109177600A (en) | 2018-11-01 | 2018-11-01 | The blackboard of included drawing tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811294866.2A CN109177600A (en) | 2018-11-01 | 2018-11-01 | The blackboard of included drawing tool |
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| Publication Number | Publication Date |
|---|---|
| CN109177600A true CN109177600A (en) | 2019-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811294866.2A Pending CN109177600A (en) | 2018-11-01 | 2018-11-01 | The blackboard of included drawing tool |
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Application publication date: 20190111 |