CN204070952U - Combined type chalk plotting unit - Google Patents
Combined type chalk plotting unit Download PDFInfo
- Publication number
- CN204070952U CN204070952U CN201420547980.2U CN201420547980U CN204070952U CN 204070952 U CN204070952 U CN 204070952U CN 201420547980 U CN201420547980 U CN 201420547980U CN 204070952 U CN204070952 U CN 204070952U
- Authority
- CN
- China
- Prior art keywords
- cover plate
- chalk
- cylinder
- increasing
- upper cover
- 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
- 238000002955 isolation Methods 0.000 claims description 9
- 239000006260 foam Substances 0.000 claims description 5
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000003086 colorant Substances 0.000 abstract description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
The utility model discloses a kind of combined type chalk plotting unit, described combined type chalk plotting unit comprises a lower cover and a upper cover plate, being provided with between described lower cover and described upper cover plate by the increasing position cover plate array increasing position cover plate and form, between described lower cover and described upper cover plate, being provided with the chalk cylinder for placing chalk of a cylindrical shape.The utility model has the advantages that: the chalk of different colours can be placed in the different chalk placed cavity of chalk cylinder by user, then, small articles required for drawing is placed in the increasing position barrel of increasing position cover plate, in addition, user can select the increasing position cover plate of varying number as required, freely assemble, storage is simple, flexibly and easily.This combined type chalk plotting unit structure is simple, easy to use, practical.
Description
Technical Field
The utility model relates to a drawing tool, more precisely, a combined chalk drawing device.
Background
The chalk is a common teaching drawing tool and is mainly used in the teaching process. The existing chalk is usually placed in a paper box, is extremely easy to damage and is extremely unchanged when being carried.
SUMMERY OF THE UTILITY MODEL
The utility model discloses solve the technical problem that prior art exists to a modular chalk drawing device is provided.
The above technical problem of the present invention can be solved by the following technical solutions:
a combined chalk drawing device comprises a lower cover plate and an upper cover plate, an increased cover plate array composed of increased cover plates is arranged between the lower cover plate and the upper cover plate, a cylindrical chalk cylinder for holding chalk is arranged between the lower cover plate and the upper cover plate, the position increasing cover plate comprises a cylindrical position increasing cylinder and a position increasing screw cylinder, an isolating bottom plate is arranged between the position increasing cylinder and the position increasing screw cylinder, the inner wall of the position-increasing cylinder is provided with a first connecting thread, the outer wall of the position-increasing screw cylinder is provided with a second connecting thread, the upper cover plate comprises an upper cover bottom plate and an upper connecting cylinder, the inner wall of the upper connecting cylinder is provided with an upper connecting thread, the lower cover plate comprises a lower cover bottom plate and a lower connecting cylinder, and a lower connecting thread is arranged on the outer wall of the lower connecting cylinder.
As the preferred embodiment of the utility model, the upper connecting cylinder in be equipped with a foam chalk eraser, the chalk cylinder contain an urceolus and an inner tube, inner tube and urceolus between be equipped with the isolation support of a "ten" font, the isolation support with urceolus and inner tube before constitute the chalk and place the chamber.
As the preferred embodiment of the utility model, the lower cover plate, the upper cover plate and the position-increasing cover plate are made of transparent plastics.
The utility model has the advantages that: the user can place the chalk of different colours and place the intracavity to the chalk of the difference of chalk drum, then, will draw required little article and place the position increase screw tube of position increase apron in, in addition, the user can select the position increase apron of different quantity as required, freely connects the equipment, accomodates simply nimble convenience. The combined chalk drawing device is simple in structure, convenient to use and high in practicability.
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 these drawings without creative efforts.
Fig. 1 is a schematic perspective view of the combined chalk drawing device of the present invention;
FIG. 2 is an exploded perspective view of the modular chalk drawing device of FIG. 1;
FIG. 3 is a schematic perspective view of an increased position cover plate of the combined chalk drawing device in FIG. 2;
FIG. 4 is a cross-sectional view of the incremental cover plate of FIG. 3 taken along line A-A;
FIG. 5 is a perspective view of the upper cover plate of the assembled chalk drawing device of FIG. 2;
FIG. 6 is a further exploded perspective view of the modular chalk drawing device of FIG. 2;
FIG. 7 is a further exploded perspective view of the modular chalk drawing device of FIG. 6;
FIG. 8 is a schematic perspective view of a chalk barrel of the modular chalk drawing device of FIG. 7;
wherein,
1. a combined chalk drawing device; 2. a lower cover plate; 21. a lower cover bottom plate; 22. a lower connecting cylinder; 221. a lower connecting thread; 3. an upper cover plate; 31. an upper cover bottom plate; 32. an upper connecting cylinder; 321. an upper connecting thread; 4. a position increasing cover plate; 41. a position increasing cylinder; 411. a first connecting thread; 42. a position-increasing screw cylinder; 421. a second connecting thread; 43. an isolation base plate; 5. a foam chalk eraser; 6. a chalk cylinder; 61. an outer cylinder; 62. an inner barrel; 63. a chalk placing cavity; 64. an isolation support; 7. and (4) chalk.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention can be more clearly and clearly defined.
The utility model provides a modular chalk drawing device.
As shown in fig. 1 to 8, the combined chalk drawing device 1 of the present invention comprises a lower cover plate 2 and an upper cover plate 3, a position-increasing cover plate array composed of position-increasing cover plates 4 is disposed between the lower cover plate 2 and the upper cover plate 3, a cylindrical chalk cylinder 6 for holding chalk 7 is disposed between the lower cover plate 2 and the upper cover plate 3, the position-increasing cover plate 4 comprises a cylindrical position-increasing cylinder 41 and a position-increasing cylinder 42, an isolating bottom plate 43 is disposed between the position-increasing cylinder 41 and the position-increasing cylinder 42, a first connecting thread 411 is disposed on an inner wall of the position-increasing cylinder 41, a second connecting thread 421 is disposed on an outer wall of the position-increasing cylinder 42, the upper cover plate 3 comprises an upper cover bottom plate 31 and an upper connecting cylinder 32, an upper connecting thread 321 is disposed on an inner wall of the upper connecting cylinder 32, the lower cover plate 2 comprises a lower cover bottom plate 21 and a lower connecting cylinder 22, the lower connecting cylinder 22 has a lower connecting screw 221 on its outer wall.
The upper connecting cylinder 32 is internally provided with a foam chalk eraser 5, the chalk cylinder 6 comprises an outer cylinder 61 and an inner cylinder 62, a cross-shaped isolation bracket 64 is arranged between the inner cylinder 62 and the outer cylinder 61, and the isolation bracket 64, the outer cylinder 61 and the inner cylinder 62 form a chalk placing cavity 63.
The lower cover plate 2, the upper cover plate 3 and the position increasing cover plate 4 are all made of transparent plastics.
As shown in fig. 2 and 6, the user can place the chalk of different colours in the different chalk of chalk drum 6 places the chamber 63, then, will draw required little article place increase the position spiral shell section of thick bamboo 42 of apron 4 in, in addition, the user can select the increase position apron 4 of different quantity as required, freely connects the equipment, accomodates simply nimble convenience.
In addition, the foam chalk eraser 5 is arranged in the upper connecting cylinder 32, so that the user can draw pictures on the blackboard conveniently.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (3)
1. A combined chalk drawing device is characterized in that the combined chalk drawing device (1) comprises a lower cover plate (2) and an upper cover plate (3), a position-increasing cover plate array consisting of position-increasing cover plates (4) is arranged between the lower cover plate (2) and the upper cover plate (3), a cylindrical chalk cylinder (6) used for placing chalk (7) is arranged between the lower cover plate (2) and the upper cover plate (3), the position-increasing cover plate (4) comprises a cylindrical position-increasing cylinder (41) and a position-increasing screw cylinder (42), an isolation bottom plate (43) is arranged between the position-increasing cylinder (41) and the position-increasing screw cylinder (42), a first connecting thread (411) is arranged on the inner wall of the position-increasing cylinder (41), a second connecting thread (421) is arranged on the outer wall of the position-increasing screw cylinder (42), the upper cover plate (3) comprises an upper cover bottom plate (31) and an upper connecting cylinder (32), an upper connecting thread (321) is arranged on the inner wall of the upper connecting cylinder (32), the lower cover plate (2) comprises a lower cover bottom plate (21) and a lower connecting cylinder (22), and a lower connecting thread (221) is arranged on the outer wall of the lower connecting cylinder (22).
2. The combined chalk drawing device according to claim 1, wherein a foam chalk eraser (5) is provided in the upper connecting cylinder (32), the chalk cylinder (6) comprises an outer cylinder (61) and an inner cylinder (62), a cross-shaped isolation bracket (64) is provided between the inner cylinder (62) and the outer cylinder (61), and the isolation bracket (64) and the outer cylinder (61) and the inner cylinder (62) form a chalk holding cavity (63).
3. The combined chalk drawing device according to claim 2, characterized in that the lower cover plate (2), the upper cover plate (3) and the incremental cover plate (4) are all made of transparent plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420547980.2U CN204070952U (en) | 2014-09-23 | 2014-09-23 | Combined type chalk plotting unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420547980.2U CN204070952U (en) | 2014-09-23 | 2014-09-23 | Combined type chalk plotting unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204070952U true CN204070952U (en) | 2015-01-07 |
Family
ID=52163734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420547980.2U Expired - Fee Related CN204070952U (en) | 2014-09-23 | 2014-09-23 | Combined type chalk plotting unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204070952U (en) |
-
2014
- 2014-09-23 CN CN201420547980.2U patent/CN204070952U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150107 Termination date: 20150923 |
|
| EXPY | Termination of patent right or utility model |