CN215792954U - Building block type crayon - Google Patents
Building block type crayon Download PDFInfo
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- CN215792954U CN215792954U CN202120700527.0U CN202120700527U CN215792954U CN 215792954 U CN215792954 U CN 215792954U CN 202120700527 U CN202120700527 U CN 202120700527U CN 215792954 U CN215792954 U CN 215792954U
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Abstract
The utility model discloses a building block type crayon which comprises a pencil head sleeve, a threaded sleeve, a crayon core, a pencil tail sleeve and a pencil vase, wherein a circular clamping groove is formed in the middle of the end part of the closed end of the pencil head sleeve, two first waist-shaped clamping grooves and two second waist-shaped clamping grooves which protrude outwards are formed in the outer side wall of the pencil head sleeve, the inner diameter of each first waist-shaped clamping groove is matched with the outer diameter of each second waist-shaped clamping groove, two cylindrical bosses are further arranged on the outer side wall of the pencil head sleeve, the axial lines of the two cylindrical bosses are perpendicular to the central lines of the first waist-shaped clamping grooves and the second waist-shaped clamping grooves, the outer diameters of the cylindrical bosses are matched with the width of the first waist-shaped clamping grooves, and a circular boss matched with the circular clamping groove is arranged at the bottom end of the pencil tail sleeve. When the crayon pencil holder sleeve is used, the crayon pencil holder sleeve and the pencil tail sleeve can be mutually inserted, and the pencil holder sleeve can be mutually clamped through the two waist-shaped clamping grooves and the two cylindrical bosses, so that the pencil holder sleeve on the desktop can be connected together like building blocks, the crayon holder sleeve is not easy to lose, the desktop space is enlarged, and meanwhile, the drawing interest of children is improved.
Description
Technical Field
The utility model relates to the technical field of crayons, in particular to a building block type crayon.
Background
The crayon is an ideal tool for children to learn color paintings, the paintings drawn by the crayon can feel soft and random, and some paintings are used for writing and recording colors by the user, so that the crayon has great application in daily life.
When the existing crayon is used, a pencil head sleeve needs to be pulled off, a connecting structure is not arranged between the pulled pencil head sleeve and a pencil tail sleeve, a connecting structure is not arranged between the pencil head sleeve and the pencil head sleeve, the existing crayon can only be placed on one side of a desktop, the used crayons are large in number, a pile of pencil head sleeves and a pile of crayons without pencil head sleeves are scattered on the desktop, a large number of positions of the desktop are occupied, and drawing is inconvenient; the crayon cap can not be sleeved on the crayons again due to temporary walking before the crayons are completely drawn, the crayon cap is easy to lose, the crayon head on the crayon is easy to break after a long time, and a set of crayons can be used up after a long time, so that the crayons are inconvenient to use and waste.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides a building block type crayon, wherein a circular clamping groove is formed in the end part of a cap, a boss is arranged at the bottom end of a tail cap and is matched and spliced with the clamping groove, the cap and the tail cap are not separated during use, the vacant position of a desktop is saved, meanwhile, two waist-shaped clamping grooves and two cylindrical bosses are arranged on the outer side surface of the cap, the cap and the cap can be clamped with each other, crayons which are not used on the desktop can be connected with each other and are not easy to lose, and the building block type crayon has toy interest, so that children can neaten the desktop in a recreation mode, the desktop space is enlarged, and meanwhile, the painting interest is also improved.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a cordwood system crayon, includes cap, thread bush, crayon core, tail cover, pen container one end cup joints with tail cover lateral wall mutually, and the other end cup joints with the cap inside wall mutually, the thread bush is located in pen container and the tail cover, tail cover inside wall cover locate with the thread bush lateral wall on, inside the pen container was located to the crayon core, the thread bush is located to the right-hand member cover, its characterized in that: the end part of the closed end of the pencil cap is provided with a first spherical surface, the middle of the first spherical surface is provided with a circular clamping groove, the inner side wall of the circular clamping groove is provided with a circle of first arc boss, the outer side wall of the pencil cap is provided with two first waist-shaped clamping grooves which are arranged in a central symmetry way and protrude outwards and a second waist-shaped clamping groove, the inner diameter of each first waist-shaped clamping groove is matched with the outer diameter of the corresponding second waist-shaped clamping groove, the inner side wall of each first waist-shaped clamping groove is provided with a circle of second arc boss, the second waist-shaped clamping groove of one crayon can be clamped with the first waist-shaped clamping groove of the other crayon, the outer side wall of the pencil cap is also provided with two cylindrical bosses which are arranged in a central symmetry way, the axes of the two cylindrical bosses are mutually vertical to the central lines of the first waist-shaped clamping grooves and the second waist-shaped clamping grooves, the outer diameter of the cylindrical bosses is matched with the width of the first waist-shaped clamping grooves, the cylindrical boss of one crayon can be clamped with the first waist-shaped clamping groove of the other crayon, the pencil tail sleeve is characterized in that an annular groove is formed in the bottom end of the pencil tail sleeve, a circular boss matched with the circular clamping groove is arranged in the middle of the annular groove, and the circular clamping groove of the pencil head sleeve can be clamped with the circular boss at the bottom end of the pencil tail sleeve after the pencil head sleeve is pulled out.
Furthermore, the first arc boss is higher than the inner side wall of the circular clamping groove by 0.07-0.09 mm.
Furthermore, the second arc-shaped raised head is 0.07-0.09 mm higher than the inner side wall of the first waist-shaped clamping groove.
Further, cap of a writing brush inside wall left side is equipped with first annular boss, and cap of a writing brush inside wall right side is equipped with the sphere boss that a plurality of is the circumference equipartition, the cross sectional shape of first annular boss and sphere boss is unanimous, all establishes to left inclined plane right side arc surface, and inclined plane and arc surface are tangent, first annular boss and sphere boss peak exceed inside wall 0.14 ~ 0.18mm, first annular boss and sphere boss are used for with the joint of pen container inner wall.
Furthermore, a second spherical surface is arranged at the end part of the cylindrical boss; the end part of the circular boss is provided with a third spherical surface, and the middle of the third spherical surface is provided with a conical counter bore.
Furthermore, a through open slot is formed in the middle of the outer side wall of the left end of the pen tail sleeve, and the left side wall of the pen tail sleeve is divided into two parts by the open slot, so that the pen tail sleeve is conveniently clamped with the pen container.
Furthermore, two spiral raised lines protruding inwards are arranged on the inner side wall of the left end of the pen tail sleeve on the upper side and the lower side of the open slot, four spiral raised lines on the upper side and the lower side of the open slot are matched with the external threads of the threaded sleeve to form threaded connection, and the threaded sleeve can move linearly left and right relative to the pen container by rotating the pen tail sleeve.
Further, the tail cap lateral surface includes left cylinder portion and the circular arc pyramis on right side, cylinder portion external diameter is less than the minimum external diameter of circular arc pyramis, cylinder portion lateral wall left end is equipped with second annular boss, and the equal circular arc transition in both ends of this second annular boss, cylinder portion lateral wall right-hand member is equipped with annular rectangular channel, second annular boss and rectangular channel all are used for with the joint of pen container inner side wall.
Further, the outer side surface of the pen container comprises a first cylindrical part at the left end and a second cylindrical part at the right end, the outer diameter of the first cylindrical part is smaller than that of the second cylindrical part, the left end of the first cylindrical part is provided with an arc part, the arc part is matched and clamped with the first annular boss, a third arc boss is arranged at the right end of the outer side wall of the first cylindrical part, the third arc boss is clamped with a plurality of spherical bosses on the inner side wall of the pen cap, the left end in the pen container is provided with a first inner hole, the right end is provided with a second inner hole, the inner diameter of the first inner hole is smaller than that of the second inner hole, the first inner hole and the second inner hole are in conical transition, two fourth arc bosses are arranged at the left end of the second inner hole at intervals, a fifth arc boss is arranged in the middle of the second inner hole, the second annular boss sleeve of the pen tail sleeve is arranged between the two fourth arc bosses in the second inner hole, and the rectangular groove of the pen tail sleeve is connected with the fifth arc boss in a clamped mode.
Compared with the prior art, the utility model has the beneficial effects that: the end part of the pencil head sleeve is provided with the circular clamping groove, the bottom end of the pencil tail sleeve is provided with the circular boss which is matched and spliced with the circular clamping groove, the pencil head sleeve and the pencil tail sleeve are not separated when the pencil head sleeve is used, the vacant position of a table top is saved, meanwhile, the outer side surface of the pencil head sleeve is provided with the two waist-shaped clamping grooves and the two cylindrical bosses, so that the pencil head sleeve and the pencil head sleeve can be clamped with each other, crayons or pencil head sleeves which are not used on the table top can be connected together, and can be connected into different patterns like building blocks, the crayon or pencil head sleeves are not easy to lose, the toy interest of building blocks is provided, children can organize the table top in fun, the table top space is enlarged, the drawing is convenient, and the drawing interest is improved.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of a pen cap according to an embodiment of the present invention;
FIG. 3 is an enlarged view of the first annular boss at I and the spherical boss at II of FIG. 2;
FIG. 4 is a schematic structural view of a neck groove and a cylindrical boss on the outer side wall of the cap of the pen cap according to the embodiment of the present invention;
FIG. 5 is a schematic cross-sectional view of a pen tail cap according to an embodiment of the present invention;
FIG. 6 is a schematic sectional view of a pen container according to an embodiment of the utility model;
FIG. 7 is a schematic view of a connection structure of a cap and a tail cap according to an embodiment of the present invention;
fig. 8 is a schematic view of a structure of the pen cap and the pen cap cover according to an embodiment of the present invention.
In the figure: 1. the pen cap comprises a pen cap sleeve, 101, a circular clamping groove, 102, a first arc boss, 103, a first kidney-shaped clamping groove, 104, a second arc boss, 105, a second kidney-shaped clamping groove, 106, a first spherical surface, 107, a first annular boss, 108, a spherical boss, 109, a cylindrical boss, 110, a second spherical surface, 2, a pen container, 201, a first cylindrical portion, 202, an arc portion, 203, a third arc boss, 204, a second cylindrical portion, 205, a first inner hole, 206, a second inner hole, 207, a fourth arc boss, 208, a fifth arc boss, 3, a thread sleeve, 4, a pen tail sleeve, 401, an annular groove, 402, a circular boss, 403, a third spherical surface, 404, a conical counter bore, 405, a cylindrical portion, 406, an arc cone portion, 407, an open groove, 408, a spiral convex strip, 409, a second annular boss, 410, a rectangular groove, 5 and a pen core.
Detailed Description
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "vertical", "horizontal", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description and simplicity of description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.
The technical solutions 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 a part of the embodiments of the present invention, and not all of the embodiments.
As shown in fig. 1 to 8, the embodiment of the utility model comprises a cap 1, a threaded sleeve 3, a crayon core 5, a tail sleeve 4 and a pen container 2, wherein one end of the pen container 2 is sleeved with the outer side wall of the tail sleeve 4, the other end of the pen container is sleeved with the inner side wall of the cap 1, the threaded sleeve 3 is sleeved in the pen container 2 and the tail sleeve 4, the inner side wall of the tail sleeve 4 is sleeved on the outer side wall of the threaded sleeve 3, the crayon core 5 is arranged in the pen container 2, and the right end of the crayon core is sleeved in the threaded sleeve 3.
The end part of the closed end of the pen cap 1 is provided with a first spherical surface 106, the middle of the first spherical surface 106 is provided with a circular clamping groove 101, the inner side wall of the circular clamping groove 101 is provided with a circle of first arc bosses 102, and the first arc bosses 102 are 0.07mm higher than the inner side wall of the circular clamping groove 101; the outer side wall of the pencil cap 1 is provided with a first waist-shaped clamping groove 103 and a second waist-shaped clamping groove 105 which are arranged in a central symmetry way and protrude outwards, the inner diameter of the first waist-shaped clamping groove 103 is matched with the outer diameter of the second waist-shaped clamping groove 105, the inner side wall of the first waist-shaped clamping groove 103 is provided with a circle of second arc boss 104, the second arc boss 104 is 0.09mm higher than the inner side wall of the first waist-shaped clamping groove 103, the second waist-shaped clamping groove 105 of one crayon can be clamped with the first waist-shaped clamping groove 103 of another crayon, the outer side wall of the pencil cap 1 is also provided with two cylindrical bosses 109 which are arranged in a central symmetry way, the end parts of the cylindrical bosses 109 are provided with second spherical surfaces 110, the axes of the two cylindrical bosses 109 are perpendicular to the center lines of the first kidney-shaped clamping groove 103 and the second kidney-shaped clamping groove 105, the outer diameter of the cylindrical bosses 109 is matched with the width of the first kidney-shaped clamping groove 103, and the cylindrical boss 109 of one crayon can be clamped with the first kidney-shaped clamping groove 103 of the other crayon;
the left side of the inner side wall of the pen cap sleeve 1 is provided with a first annular boss 107, the right side of the inner side wall of the pen cap sleeve 1 is provided with a plurality of spherical bosses 108 which are uniformly distributed circumferentially, the cross-sectional shapes of the first annular boss 107 and the spherical bosses 108 are consistent, the first annular boss 107 and the spherical bosses 108 are all set into a left inclined plane right circular arc surface, the inclined planes are tangent to the circular arc surfaces, the highest points of the first annular boss 107 and the spherical bosses 108 are 0.14-0.18 mm higher than the inner side wall, and the first annular boss 107 and the spherical bosses 108 are used for being clamped with the inner wall of the pen container 2.
An annular groove 401 is formed in the bottom end of the pencil tail sleeve 4, a circular boss 402 matched with the circular clamping groove 101 is arranged in the middle of the annular groove 401, a third spherical surface 403 is arranged at the end portion of the circular boss 402, a conical counter bore 404 is arranged in the middle of the third spherical surface 403, and after the pencil head sleeve 1 is pulled down, the circular clamping groove 101 of the pencil head sleeve 1 can be clamped with the circular boss 402 at the bottom end of the pencil tail sleeve 4;
a through open slot 407 is formed in the middle of the outer side wall of the left end of the tail sleeve 4, and the left side wall of the tail sleeve 4 is divided into two parts by the open slot 407 so as to be conveniently clamped with the pen container 2;
two spiral convex strips 408 which protrude inwards are arranged on the upper side and the lower side of the open slot 407 on the inner side wall of the left end of the pen tail sleeve 4, the four spiral convex strips 408 on the upper side and the lower side of the open slot 407 are matched with the external threads of the threaded sleeve 3 to form threaded connection, and the threaded sleeve 3 can move linearly left and right relative to the pen container 2 by rotating the pen tail sleeve 4.
The outer side face of the pen tail sleeve 4 comprises a cylindrical portion 405 on the left side and an arc cone portion 406 on the right side, the outer diameter of the cylindrical portion 405 is smaller than the minimum outer diameter of the arc cone portion 406, a second annular boss 409 is arranged at the left end of the outer side wall of the cylindrical portion 405, two ends of the second annular boss 409 are in arc transition, an annular rectangular groove 410 is arranged at the right end of the outer side wall of the cylindrical portion 409, and the second annular boss 409 and the rectangular groove 410 are used for being clamped with the inner side wall of the pen container 2.
The outer side surface of the pen container 2 comprises a first cylindrical part 201 at the left end and a second cylindrical part 204 at the right end, the outer diameter of the first cylindrical part 201 is smaller than the outer diameter of the second cylindrical part 204, the left end of the first cylindrical part 201 is provided with an arc part 202, the arc part 202 is matched and clamped with a first annular boss 107, the right end of the outer side wall of the first cylindrical part 201 is provided with a third arc boss 203, the third arc boss 203 is clamped with a plurality of spherical bosses 108 on the inner side wall of the pen cap 1, the left end of the interior of the pen container 2 is provided with a first inner hole 205, the right end is provided with a second inner hole 206, the inner diameter of the first inner hole 205 is smaller than the inner diameter of the second inner hole 206, the first inner hole 205 and the second inner hole 206 are in conical transition, the left end of the second inner hole 206 is provided with two fourth arc bosses 207 at intervals, the middle part is provided with a fifth arc boss 208, a second annular boss sleeve 409 of the pen tail sleeve 4 is arranged between the two fourth arc bosses 207 in the second inner hole 205, the rectangular groove 410 of the pen tail sleeve 4 is clamped with the fifth arc boss 208.
When the crayon cap is used, the crayon cap sleeve 1 is pulled out, the circular clamping groove 101 in the closed end of the cap sleeve 1 is inserted into the circular boss 402 at the bottom end of the tail sleeve 4 in turn (as shown in fig. 7), so that drawing can be performed, crayons in various colors can be taken out if needed, and the crayons can be connected together through the first waist-shaped clamping groove 103, the second waist-shaped clamping groove 105 and the cylindrical boss 109 on the outer side of the crayon cap sleeve 1 and can be connected into a certain shape according to personal preference (as shown in fig. 8), so that the crayon cap is attractive, saves the space of a desktop, is not easy to lose, saves the cost for purchasing the crayons, has great toy blocks, attracts children to automatically tidy the desktop, and is convenient to draw; also can pull out these crayon pen holder covers 1 and peg graft mutually with corresponding tail cover 4, then through first waist shape draw-in groove 103, second waist shape draw-in groove 105, cylindrical boss 109 interconnect and become one row, put the upside of drawing paper on the desktop, conveniently draw the person and select suitable colour, take at any time, change the time of crayon when can practicing thrift the drawing.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a cordwood system crayon, includes cap, thread bush, crayon core, tail cover, pen container one end cup joints with tail cover lateral wall mutually, and the other end cup joints with the cap inside wall mutually, the thread bush is located in pen container and the tail cover, tail cover inside wall cover locate with the thread bush lateral wall on, inside the pen container was located to the crayon core, the thread bush is located to the right-hand member cover, its characterized in that: the end part of the closed end of the pencil cap is provided with a first spherical surface, the middle of the first spherical surface is provided with a circular clamping groove, the inner side wall of the circular clamping groove is provided with a circle of first arc boss, the outer side wall of the pencil cap is provided with two first waist-shaped clamping grooves which are arranged in a central symmetry way and protrude outwards and a second waist-shaped clamping groove, the inner diameter of each first waist-shaped clamping groove is matched with the outer diameter of the corresponding second waist-shaped clamping groove, the inner side wall of each first waist-shaped clamping groove is provided with a circle of second arc boss, the second waist-shaped clamping groove of one crayon can be clamped with the first waist-shaped clamping groove of the other crayon, the outer side wall of the pencil cap is also provided with two cylindrical bosses which are arranged in a central symmetry way, the axes of the two cylindrical bosses are mutually vertical to the central lines of the first waist-shaped clamping grooves and the second waist-shaped clamping grooves, the outer diameter of the cylindrical bosses is matched with the width of the first waist-shaped clamping grooves, the cylindrical boss of one crayon can be clamped with the first waist-shaped clamping groove of the other crayon, the pencil tail sleeve is characterized in that an annular groove is formed in the bottom end of the pencil tail sleeve, a circular boss matched with the circular clamping groove is arranged in the middle of the annular groove, and the circular clamping groove of the pencil head sleeve can be clamped with the circular boss at the bottom end of the pencil tail sleeve after the pencil head sleeve is pulled out.
2. The modular crayon of claim 1, wherein: the first arc boss is higher than the inner side wall of the circular clamping groove by 0.07-0.09 mm.
3. The modular crayon of claim 2, wherein: the second arc-shaped raised head is 0.07-0.09 mm higher than the inner side wall of the first waist-shaped clamping groove.
4. The modular crayon of claim 3, wherein: the utility model discloses a pen holder cover, including pen holder cover inside wall, pen holder cover inside wall left side is equipped with first annular boss, and pen holder cover inside wall right side is equipped with the sphere boss that a plurality of is the circumference equipartition, the cross sectional shape of first annular boss and sphere boss is unanimous, all establishes to left inclined plane right side arc surface, and the inclined plane is tangent with the arc surface, first annular boss and sphere boss peak exceed inside wall 0.14 ~ 0.18mm, first annular boss and sphere boss are used for with the joint of pen holder inner wall.
5. The modular crayon of claim 4, wherein: the end part of the cylindrical boss is provided with a second spherical surface; the end part of the circular boss is provided with a third spherical surface, and the middle of the third spherical surface is provided with a conical counter bore.
6. The modular crayon of claim 5, wherein: the middle of the outer side wall of the left end of the pen tail sleeve is provided with a through open slot, and the left side wall of the pen tail sleeve is divided into two parts by the open slot, so that the pen tail sleeve is conveniently clamped with a pen container.
7. The modular crayon of claim 6, wherein: the pen tail sleeve is characterized in that two spiral convex strips protruding inwards are arranged on the inner side wall of the left end of the pen tail sleeve on the upper side and the lower side of the open slot, the four spiral convex strips on the upper side and the lower side of the open slot are matched with the external threads of the threaded sleeve to form threaded connection, and the threaded sleeve can move linearly left and right relative to the pen container by rotating the pen tail sleeve.
8. The modular crayon of claim 7, wherein: the utility model discloses a pen tail cover, including pen container, pen tail cover lateral surface, circular arc pyramis, cylinder portion outside diameter is less than circular arc pyramis minimum external diameter, cylinder portion lateral wall left end is equipped with second annular boss, and the equal circular arc transition in both ends of this second annular boss, cylinder portion lateral wall right-hand member is equipped with annular rectangular channel, second annular boss and rectangular channel all are used for with the joint of pen container inner side wall.
9. The modular crayon of claim 8, wherein: the outer side surface of the pen container comprises a first cylindrical part at the left end and a second cylindrical part at the right end, the outer diameter of the first cylindrical part is smaller than that of the second cylindrical part, the left end of the first cylindrical part is provided with an arc part, the arc part is matched and clamped with the first annular boss, a third arc boss is arranged at the right end of the outer side wall of the first cylindrical part, the third arc boss is clamped with a plurality of spherical bosses on the inner side wall of the pen cap, the left end in the pen container is provided with a first inner hole, the right end is provided with a second inner hole, the inner diameter of the first inner hole is smaller than that of the second inner hole, the first inner hole and the second inner hole are in conical transition, two fourth arc bosses are arranged at the left end of the second inner hole at intervals, a fifth arc boss is arranged in the middle of the second inner hole, the second annular boss sleeve of the pen tail sleeve is arranged between the two fourth arc bosses in the second inner hole, and the rectangular groove of the pen tail sleeve is connected with the fifth arc boss in a clamped mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120700527.0U CN215792954U (en) | 2021-04-07 | 2021-04-07 | Building block type crayon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120700527.0U CN215792954U (en) | 2021-04-07 | 2021-04-07 | Building block type crayon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215792954U true CN215792954U (en) | 2022-02-11 |
Family
ID=80162980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120700527.0U Active CN215792954U (en) | 2021-04-07 | 2021-04-07 | Building block type crayon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215792954U (en) |
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2021
- 2021-04-07 CN CN202120700527.0U patent/CN215792954U/en active Active
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