CN209473920U - A kind of multi-functional convenient environment friendly type chalk holder - Google Patents
A kind of multi-functional convenient environment friendly type chalk holder Download PDFInfo
- Publication number
- CN209473920U CN209473920U CN201821975319.6U CN201821975319U CN209473920U CN 209473920 U CN209473920 U CN 209473920U CN 201821975319 U CN201821975319 U CN 201821975319U CN 209473920 U CN209473920 U CN 209473920U
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- China
- Prior art keywords
- chalk
- main body
- box main
- hole
- friendly type
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Abstract
A kind of multi-functional convenient environment friendly type chalk holder, belongs to chalk holder technical field.It is characterized by comprising chalk box main body (2), outer cover (1) and bottom cover (3), the top of chalk box main body (2) is arranged at intervals with multiple for placing the chalk hole (201) of chalk (10), chalk hole (201) is the taper being from top to bottom tapered, the bottom of chalk box main body (2) is provided with the groove of middle part indent, bottom cover (3) is detachably arranged in the bottom of chalk box main body (2), and powder chamber (4) are encircled into the bottom of chalk box main body (2), the bottom in chalk hole (201) is connected to powder chamber (4), outer cover (1) is removably located at the upside of chalk box main body (2).This multi-functional convenient environment friendly type chalk holder can be avoided chalk dampness, and the powder chamber of bottom setting can collect chalk powder and focus on, and avoids chalk powder leakage from polluting classroom environment, causes damages to the health of teacher.
Description
Technical field
A kind of multi-functional convenient environment friendly type chalk holder, belongs to chalk holder technical field.
Background technique
Now, chalk box for teaching is papery, and chalk is vertical stacks in chalk holder, the disadvantage is that, first is that taking out chalk
The case where inconvenience, especially chalk end and whole chalk mix；Second is that chalk is easy to break；Third is that due to chalk end
It is too short, it cannot use, can only throw away, cause to waste；Fourth is that the hand of chalk pollution teacher.Fifth is that humidity resistance is poor, after meeting water,
Whole box chalk is scrapped.Further, since the property of chalk, therefore usually there are a large amount of chalk powder, existing chalks in chalk holder
Box is usually papery, therefore chalk powder is easy to leak out chalk holder, pollutes classroom environment, causes to endanger to the health of teacher
Evil.
Summary of the invention
Technical problem to be solved by the utility model is: chalk can be accommodated by overcoming the deficiencies of the prior art and provide one kind
End avoids chalk powder from leaking, additionally it is possible to moisture-proof multi-functional convenient environment friendly type chalk holder.
The technical scheme adopted by the utility model to solve the technical problem is as follows: the multi-functional convenient environment friendly type chalk holder,
It is characterized by comprising chalk box main body, outer cover and bottom cover, the top of chalk box main body is arranged at intervals with multiple for placing
The chalk hole of chalk, chalk hole are the taper being from top to bottom tapered, and the bottom of chalk box main body is provided with middle part indent
Groove, bottom cover is detachably arranged in the bottom of chalk box main body, and is encircled into powder chamber, chalk with the bottom of chalk box main body
The bottom in hole is connected to powder chamber, and outer cover is removably located at the upside of chalk box main body.
Preferably, the top of the chalk box main body is the convex spherical shape in middle part, is and chalk box main body at the top of outer cover
The spherical shape matched.
Preferably, the bottom in the chalk hole is provided with intercommunicating pore, chalk hole by corresponding intercommunicating pore with
The connection of powder chamber.
Preferably, the upside of the outer cover is removably equipped with hanging ring.
Preferably, the bottom of the bottom cover is provided with diametrically opposite elongated slot.
Preferably, further include collet for clamping chalk, the top of chalk box main body is provided with for installing collet
Collet bore.
Preferably, the collet includes chalk sleeve, nut cap and Top fastening screw, and chalk sleeve is that from top to bottom diameter is gradually
Reduced conically shaped, nut cap are removably fastened on the upper end of chalk sleeve, tapped through hole, Top fastening screw are provided in the middle part of nut cap
It protrudes into tapped through hole, and is threadedly coupled with nut cap.
Compared with prior art, beneficial effect possessed by the utility model is:
1, multiple chalk holes are provided on the chalk box main body of this multi-functional convenient environment friendly type chalk holder, so as to realize
Chalk end is separately put with whole chalk, is avoided the waste of chalk, is covered with outer cover on the upside of chalk box main body, can be avoided
The powder chamber of chalk dampness, bottom setting can collect chalk powder and focus on, and chalk powder leakage is avoided to make classroom environment
It causes damages at pollution, and to the health of teacher.
2, the top of chalk box main body is the convex spherical shape in middle part, is also spherical shape at the top of outer cover to facilitate pick-and-place chalk,
Good appearance, and avoid interfering with each other the chalk with placement.
3, chalk hole is connected to by the intercommunicating pore of bottom with powder chamber, and it is intracavitary can to guarantee that chalk powder each falls within powder.
4, hanging ring facilitates the pick-and-place of chalk holder.
5, the elongated slot of bottom cover bottom facilitates the dismounting of bottom cover, and then facilitates the cleaning of chalk powder.
6, chalk can be pressed in chalk sleeve by Top fastening screw, directly hold collet when using chalk, will not
It is stained with chalk powder to hand, it is easy to use, and it is inconvenient to can be avoided the too short gripping of chalk.
Detailed description of the invention
Fig. 1 is the main view schematic cross-sectional view of multi-functional convenient environment friendly type chalk holder.
Fig. 2 is the perspective view of the explosion of multi-functional convenient environment friendly type chalk holder.
Fig. 3 is the perspective view of the explosion of collet.
Fig. 4 is the main view schematic cross-sectional view of the clamping chalk of collet.
In figure: 1, outer cover 2, chalk box main body 201, chalk hole 3, bottom cover 301, elongated slot 4, powder chamber 5,
Hanging ring 6, collet 7, Top fastening screw 8, nut cap 9, chalk sleeve 10, chalk.
Specific embodiment
Fig. 1 ~ 4 are the most preferred embodiments of the utility model, and 1 ~ 4 pair of the utility model is done furtherly with reference to the accompanying drawing
It is bright.
A kind of multi-functional convenient environment friendly type chalk holder, including chalk box main body 2, outer cover 1 and bottom cover 3, chalk box main body 2
Top be arranged at intervals with multiple for placing the chalk holes 201 of chalk 10, chalk hole 201 is the cone being from top to bottom tapered
Shape, the bottom of chalk box main body 2 are provided with the groove of middle part indent, and bottom cover 3 is detachably arranged in the bottom of chalk box main body 2
Portion, and it is encircled into powder chamber 4 with the bottom of chalk box main body 2, the bottom in chalk hole 201 is connected to powder chamber 4, and outer cover 1 is removable
That unloads is located at the upside of chalk box main body 2.It is provided on the chalk box main body 2 of this multi-functional convenient environment friendly type chalk holder multiple
Chalk hole 201 avoids the waste of chalk 10, chalk holder master so as to realize that chalk end is separately put with whole chalk 10
The upside of body 2 is covered with outer cover 1, can be avoided the dampness of chalk 10, and the powder chamber 4 of bottom setting can collect chalk powder and concentrate
Processing avoids chalk powder leakage from polluting classroom environment, and causes damages to the health of teacher.
The utility model is described further combined with specific embodiments below, however persons familiar with the art should
Solution, is to preferably explain here in connection with the detailed description that attached drawing provides, the structure of the utility model has necessarily had exceeded
These embodiments of limit, and for some equivalents or common approach, it is no longer described in detail herein, but still fall within this
The protection scope of application.
It is specific: as shown in Figure 1 and 2: chalk box main body 2 be it is vertically arranged cylindric, the top of chalk box main body 2 is
The convex spherical shape in middle part, the bottom of chalk box main body 2 are provided with the groove of the arc of middle part indent.The top of chalk box main body 2
Multiple vertical chalk holes 201 are arranged at intervals with, chalk hole 201 is vertically arranged, and chalk hole 201 is from top to bottom tapered
Taper, to match with the shape of chalk 10, chalk end integrally falls into chalk when avoiding being put into chalk end in chalk hole 201
In hole 201, facilitates and pick and place chalk 10.
The bottom in each chalk hole 201 is provided with intercommunicating pore, and the diameter of intercommunicating pore is less than the straight of 201 bottom end of chalk hole
Diameter, corresponding chalk hole 201 is connected to by intercommunicating pore with groove, to guarantee that chalk powder enters in groove.
Chalk hole 201 can be cylindric, can also be regular hexagon.In the present embodiment, chalk hole 201 is positive six
Side shape.
The top of chalk box main body 2 is additionally provided with vertical collet bore, and collet bore is vertically arranged cylindric, collet bore
It also is the taper that from top to bottom diameter is gradually reduced.This multi-functional convenient environment friendly type chalk holder further includes collet 6, and collet 6 is removable
That unloads is placed in collet bore, and collet 6 can either avoid being difficult to hold when chalk end is too short, and can for clamping chalk 10
There are chalk powders on hand when avoiding hand-held chalk 10.The bottom of collet bore is also equipped with the intercommunicating pore being connected to groove.
Outer cover 1 is vertically arranged cylinder, and the upper end closed of outer cover 1 is arranged, and the upper end of outer cover 1 is and chalk box main body
2 spherical shapes matched.The middle part of chalk box main body 2 is provided with screw thread, and the lower end inner wall of outer cover 1 is also equipped with screw thread, and outer cover 1 covers
It is located at the top of chalk box main body 2, and outer cover 1 is threadedly coupled with the middle part of chalk box main body 2, it is good to the closure of chalk 10,
The dampness of chalk 10 is avoided to influence to use.Outer cover 1 is transparent material, beautiful when placing the chalk of multiple color, and can be seen
Examine the service condition of the inside chalk.
The top of outer cover 1 is provided with hanging ring 5, and hanging ring 5 is arranged in the middle part of outer cover 1, hanging ring 5 and outer cover 1 and is connected by screw thread
It connects, to facilitate pick-and-place chalk holder.The middle part of outer cover 1 is provided with threaded hole, 5 lower end of hanging ring protrude into threaded hole and with outer cover 1
It is threadedly coupled, threaded hole is through-hole, can connect compressed air joint, convenient for blowing the powder in 201 lower communication hole of chalk hole off
End.
Bottom cover 3 be it is discoid, the groove inner wall of chalk box main body 2 is provided with screw thread, the bottom of bottom cover 3 and chalk box main body 2
Portion is connected through a screw thread, and the groove of bottom cover 3 and chalk box main body 2 is encircled into powder chamber 4, and chalk powder is entered by corresponding intercommunicating pore
Into powder chamber 4, so as to complete the collection of chalk powder.The end of bottom cover 3 is provided with diametrically opposite elongated slot 301, thus
Facilitate the dismounting of bottom cover 3.
As shown in Fig. 3 ~ 4: collet 6 includes Top fastening screw 7, nut cap 8 and chalk sleeve 9, and chalk sleeve 9 is vertically arranged circle
Cylinder, and chalk sleeve 9 is the conically shaped that from top to bottom diameter is gradually reduced, the upper end outer wall of chalk sleeve 9 is provided with screw thread.Nut cap 8
For the cylinder of upper end closed, the inner wall of nut cap 8 is provided with screw thread, and the upper end of chalk sleeve 9 is protruded into nut cap 8 and will be with 8 spiral shell of nut cap
Line connection.Tapped through hole is coaxially arranged in nut cap 8, the lower end of Top fastening screw 7 is protruded into tapped through hole, and with 8 screw thread of nut cap
Connection, the upper end of Top fastening screw 7 is provided with hand-held part.
In use, the lower end of chalk is protruded into chalk sleeve 9 downward and by the upper end of chalk sleeve 9, then nut cap 8 is installed
It is mounted in nut cap 8 in 9 upside of chalk sleeve, then by Top fastening screw 7, and rotates Top fastening screw 7, Top fastening screw is made to compress chalk.
The above descriptions are merely preferred embodiments of the present invention, is not to make other forms to the utility model
Limitation, any person skilled in the art is changed or is modified as possibly also with the technology contents of the disclosure above equivalent
The equivalent embodiment of variation.But it is all without departing from the content of the technical scheme of the utility model, the technology according to the utility model is real
Matter any simple modification, equivalent variations and remodeling to the above embodiments, still fall within the guarantor of technical solutions of the utility model
Protect range.
Claims (7)
1. a kind of multi-functional convenient environment friendly type chalk holder, it is characterised in that: including chalk box main body (2), outer cover (1) and bottom cover
(3), the top of chalk box main body (2) is arranged at intervals with multiple for placing the chalk hole (201) of chalk (10), chalk hole
It (201) is the taper being from top to bottom tapered, the bottom of chalk box main body (2) is provided with the groove of middle part indent, bottom cover (3)
It is detachably arranged in the bottom of chalk box main body (2), and is encircled into powder chamber (4), chalk with the bottom of chalk box main body (2)
The bottom in hole (201) is connected to powder chamber (4), and outer cover (1) is removably located at the upside of chalk box main body (2).
2. multi-functional convenient environment friendly type chalk holder according to claim 1, it is characterised in that: the chalk box main body
(2) top is the convex spherical shape in middle part, is the spherical shape matched with chalk box main body (2) at the top of outer cover (1).
3. multi-functional convenient environment friendly type chalk holder according to claim 1, it is characterised in that: each chalk hole
(201) bottom is provided with intercommunicating pore, and chalk hole (201) are connected to by corresponding intercommunicating pore with powder chamber (4).
4. multi-functional convenient environment friendly type chalk holder according to claim 1 or 2, it is characterised in that: the outer cover (1)
Upside is removably equipped with hanging ring (5).
5. multi-functional convenient environment friendly type chalk holder according to claim 1, it is characterised in that: the bottom of the bottom cover (3)
Portion is provided with diametrically opposite elongated slot (301).
6. multi-functional convenient environment friendly type chalk holder according to claim 1, it is characterised in that: further include for clamping chalk
(10) collet (6), the top of chalk box main body (2) are provided with the collet bore for installing collet (6).
7. multi-functional convenient environment friendly type chalk holder according to claim 6, it is characterised in that: the collet (6) includes
Chalk sleeve (9), nut cap (8) and Top fastening screw (7), chalk sleeve (9) are the conically shaped that from top to bottom diameter is gradually reduced, nut cap
(8) it is removably fastened on the upper end of chalk sleeve (9), tapped through hole is provided in the middle part of nut cap (8), Top fastening screw (7) protrudes into
In tapped through hole, and it is threadedly coupled with nut cap (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821975319.6U CN209473920U (en) | 2018-11-28 | 2018-11-28 | A kind of multi-functional convenient environment friendly type chalk holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821975319.6U CN209473920U (en) | 2018-11-28 | 2018-11-28 | A kind of multi-functional convenient environment friendly type chalk holder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209473920U true CN209473920U (en) | 2019-10-11 |
Family
ID=68116750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821975319.6U Expired - Fee Related CN209473920U (en) | 2018-11-28 | 2018-11-28 | A kind of multi-functional convenient environment friendly type chalk holder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209473920U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD1011746S1 (en) | 2021-11-05 | 2024-01-23 | Michael A Ponte | Case for storing articles |
| US11963592B2 (en) | 2020-12-15 | 2024-04-23 | Michael A. Ponte | Case for storing articles |
-
2018
- 2018-11-28 CN CN201821975319.6U patent/CN209473920U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11963592B2 (en) | 2020-12-15 | 2024-04-23 | Michael A. Ponte | Case for storing articles |
| USD1011746S1 (en) | 2021-11-05 | 2024-01-23 | Michael A Ponte | Case for storing articles |
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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: 20191011 Termination date: 20211128 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |