Multipurpose drawing pen

Abstract

The invention discloses a multipurpose drawing pen, relates to the field of drawing pens, and adopts the technical scheme that the multipurpose drawing pen comprises a pen holder and a plurality of pen bins; a pen refill is detachably arranged in the pen holder; each pen bin comprises an inner hole penetrating through the axis, the pen holders penetrate through the inner holes to connect the pen bins in series, and clamping structures for axially limiting the pen bins are arranged at the two ends of the side walls of the pen bins respectively. A plurality of refill holes are axially distributed in the periphery of the inner hole in one end of the pen bin, and the refills are inserted into the refill holes. Due to the design of the pen bin, more refills can be carried as replaceable refills, more types of pens can be adopted as the replaceable refills, the drawing requirement can be better met, and drawing is more convenient.

Description

Technical Field

[0001] The invention relates to the field of drawing pens, in particular to a multi-purpose drawing pen. Background Art

[0002] Common pens for drawing include crayons, colored pencils, watercolor pens, etc. There are many types, and each pen includes a large number of different colors. If you need to use multiple pens when going out, you need to carry all kinds of pens of different types and colors, which will be very inconvenient to carry. How to provide a pen that can take into account multiple types and colors is a technical problem that needs to be solved by the board solution. Summary of the invention

[0003] In order to solve the above technical problems, the present invention provides a multi-purpose drawing pen. Due to the design of the pen compartment, more pen cores can be carried as refills, and the refills can be made of more types of pens, which can better meet the drawing needs and make drawing more convenient.

[0004] The technical solution adopted by the present invention to solve the technical problem is: a multi-purpose painting pen, including a pen holder and a plurality of pen chambers;

[0005] The pen core is detachably mounted inside the pen holder;

[0006] The pen bin comprises an inner hole through which the axis passes, the pen rod passes through the inner hole to connect the pen bins in series, and both ends of the side walls of the pen bin are respectively provided with a clamping structure for limiting the axial position of the pen bin;

[0007] One end of the pen cartridge is axially distributed with a plurality of core holes on the periphery of the inner hole, and the pen core is inserted into the core hole.

[0008] In this solution, the pen holder is used like a normal pen, and the pen bin connected in series on the pen holder is used to store spare refills. The refills placed in the refill holes of the pen bin can be replaced with the refills in the pen holder. Since a pen holder can be provided with multiple pen bins in this solution, and a pen bin is provided with multiple refill holes, a pen can actually carry a lot of refills, and more pens can be selected when drawing. All refills are arranged in the pen bin and the pen holder, so it is very convenient to carry and replace.

[0009] Preferably, the pen holder comprises a main rod and a pen head, the front end of the main rod is provided with an inner cavity for accommodating the pen core, the pen head is provided with a front hole for the front end of the pen core to pass through, and the pen head is screwed to the front end of the inner cavity, so that the pen core can be replaced more conveniently.

[0010] Preferably, the positioning structure comprises a boss disposed on the front side wall of the pen holder and a nut pressing ring threadedly engaged with the rear end of the pen holder. The pen cartridge can be axially limited from the front and back.

[0011] Preferably, an elastic member is provided between the nut pressing ring and the pen cartridge, and the elastic member can be used to limit the axial position of the pen cartridge and provide a certain amount of activity space for the pen cartridge.

[0012] Preferably, the elastic member is a spring sleeved on the pen holder. When the spring is sleeved on the pen holder, the overall structure will be more stable.

[0013] Preferably, a pressure plate is provided between the elastic member and the pen bin to prevent the pen core from slipping out of the pen bin.

[0014] Preferably, a plurality of positioning grooves are evenly distributed on the same circular diameter on one end surface of the pen bin, and a curved protrusion is provided on the other end surface of the pen bin corresponding to one of the positioning grooves. The front and rear positions of adjacent pen bins can be determined one by one through the positioning grooves and the curved protrusions to avoid random rotation, and the curved protrusions combined with the elastic member can smoothly rotate when the adjacent pen bins are rotated with force.

[0015] Preferably, a positioning groove is provided between two adjacent core holes to better position adjacent pen bins.

[0016] Preferably, the pressing plate is provided with an arc-surface protrusion corresponding to the positioning groove, so that the pressing plate and the pen cartridge can be positioned relative to each other.

[0017] Preferably, the side wall of the pen cartridge is provided with a core removal groove, and the core removal groove covers the position of one of the core holes. When the core removal grooves of all the pen cartridges are aligned, all the core holes are blocked by the adjacent pen cartridges, and the pen refill cannot be directly taken out. If the angles of the adjacent pen cartridges are rotated so that the core hole of one pen cartridge is aligned with the core removal groove of another pen cartridge, the pen refill of the core hole can be taken out from the core removal groove, thereby making it more convenient to take out the pen refill, and the pen refill can be taken out without disassembling the pen cartridge from the pen holder.

[0018] Advantages of the present invention:

[0019] Since the present invention is provided with a pen bin, more pen cores can be carried as refills, and the refills can be made of more types of pens, such as crayons or colored pencils, as long as they have the same appearance, which can better meet the drawing needs and is suitable for occasions where it is inconvenient to carry a large number of items, making drawing more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only three of the drawings of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 is a schematic diagram of an embodiment of the present invention;

[0022] Figure 2 A schematic diagram of the alignment state of the pen cartridge according to an embodiment of the present invention;

[0023] Figure 3 A schematic diagram of a pen cartridge in a misaligned state according to an embodiment of the present invention;

[0024] Among them, 1. main rod; 2. pen chamber; 3. pen core; 4. inner hole; 5. core hole; 6. positioning groove; 7. core removal groove; 8. pen tip; 9. nut pressure ring; 10. spring; 11. pressure plate. DETAILED DESCRIPTION

[0025] In order to deepen the understanding of the present invention, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. The embodiments are only used to explain the present invention and do not limit the protection scope of the present invention.

[0026] Example

[0027] like Figure 1 As shown, a multi-purpose painting pen comprises a pen holder and a plurality of pen chambers 2; the interior of the pen holder is detachably provided with a pen core 3; the pen chamber 2 comprises an inner hole 4 through which the axis passes, the pen holder passes through the inner hole 4 to connect the pen chambers 2 in series, and both ends of the side walls of the pen chamber 2 are respectively provided with a locking structure for axially limiting the pen chamber 2; one end of the pen chamber 2 is axially distributed with a plurality of core holes 5 on the periphery of the inner hole 4, and the pen core 3 is inserted into the core hole 5.

[0028] In this solution, the pen holder is used like a normal pen, and the pen bin 2 connected in series on the pen holder is used to store spare refills 3. The refills 3 placed in the refill holes 5 of the pen bin 2 can be replaced with the refills 3 in the pen holder. Since a pen holder can be provided with multiple pen bins 2 in this solution, and a pen bin 2 is provided with multiple refill holes 5, a pen can actually carry a lot of refills 3, and more pens can be selected when drawing. All refills 3 are arranged in the pen bin 2 and the pen holder, so it is very convenient to carry and replace.

[0029] The pen holder comprises a main rod 1 and a pen head 8, wherein the front end of the main rod 1 is provided with an inner cavity for accommodating the pen core 3, and the pen head 8 is provided with a front hole for the front end of the pen core 3 to pass through, and the pen head 8 is screwed to the front end of the inner cavity, so that the pen core 3 can be replaced more conveniently.

[0030] The positioning structure includes a boss arranged on the side wall of the front end of the pen holder and a nut pressing ring 9 threadedly engaged with the rear end of the pen holder. The pen cartridge 2 can be axially limited from the front and back.

[0031] An elastic member is arranged between the nut pressing ring 9 and the pen bin 2. The elastic member can limit the axial position of the pen bin 2 and provide a certain amount of activity space for the pen bin 2. A pressing plate 11 is arranged between the elastic member and the pen bin 2 to prevent the pen core 3 from slipping out of the pen bin 2.

[0032] The elastic member is a spring 10 sleeved on the pen holder. The spring 10 is sleeved on the pen holder, and the overall structure is more stable.

[0033] The end surface of one end of the pen cartridge 2 is provided with a plurality of positioning grooves 6 evenly distributed on the same circular diameter, and the end surface of the other end of the pen cartridge 2 is provided with a curved surface protrusion corresponding to one of the positioning grooves 6. The front and rear positions of adjacent pen cartridges 2 can be determined one by one through the positioning grooves 6 and the curved surface protrusion to prevent random rotation, and the curved surface protrusion combined with the elastic member can smoothly rotate when the adjacent pen cartridges 2 are rotated with force.

[0034] A positioning groove 6 is provided between two adjacent core holes 5 to better position the adjacent pen bins 2.

[0035] The pressing plate 11 is provided with an arc-surface protrusion corresponding to the positioning groove 6. The pressing plate 11 and the pen cartridge 2 can be positioned relative to each other.

[0036] Combination Figure 2 and Figure 3 As shown, the side wall of the pen cartridge 2 is provided with a core-taking groove 7, and the core-taking groove 7 covers the position of one of the core holes 5. When the core-taking grooves 7 of all the pen cartridges 2 are aligned, all the core holes 5 are blocked by the adjacent pen cartridges 2, and the pen core 3 cannot be directly taken out. If the angles of the adjacent pen cartridges 2 are rotated so that the core hole 5 of one pen cartridge 2 is aligned with the core-taking groove 7 of another pen cartridge 2, the pen core 3 of the core hole 5 can be taken out from the core-taking groove 7, thereby making it more convenient to take out the pen core 3, and the pen core 3 can be taken out without disassembling the pen cartridge 2 from the pen holder.

[0037] Advantages of the present invention:

[0038] Since the present solution is designed with a pen bin 2, more refills 3 can be carried as refills. Refills can be made of more types of pens, such as crayons or colored pencils, as long as they have the same appearance, which can better meet the drawing needs and is suitable for occasions where it is inconvenient to carry a large number of items, making drawing more convenient. The overall diameter of the structure of the pen barrel plus the pen bin 2 of the present solution will be relatively large, but it will not affect the user's pen holding as a whole. In this embodiment, the pen bin 2 is 2.5 cm long, the diameter of the pen barrel is 0.8 cm, and the diameter of the refill 3 is 0.65 cm. The refill hole 5 and the refill 3 can be set while meeting the normal pen holding.

[0039] The technical features of the above embodiments may be combined arbitrarily. To make the description concise, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0040] The above-mentioned embodiments only express several implementation methods of the present application, and the descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the scope of the invention patent. It should be pointed out that, for a person of ordinary skill in the art, several variations and improvements can be made without departing from the concept of the present application, and these all belong to the protection scope of the present application. Therefore, the protection scope of the patent of the present application shall be subject to the attached claims.

Claims

1. A multi-purpose painting pen, characterized in that: It comprises a pen holder and a plurality of pen compartments (2); The pen holder is detachably provided with a pen core (3); The pen bin (2) comprises an inner hole (4) through which the axis passes, the pen rod passes through the inner hole (4) to connect the pen bins (2) in series, and both ends of the side wall of the pen bin (2) are respectively provided with a locking structure for limiting the axial position of the pen bin (2); One end of the pen cartridge (2) is provided with a plurality of core holes (5) axially distributed on the periphery of the inner hole (4), and the pen core (3) is inserted into the core hole (5).

2. A multi-purpose painting brush according to claim 1, characterized in that: The pen holder comprises a main rod (1) and a pen head (8); the front end of the main rod (1) is provided with an inner cavity for accommodating the pen core (3); the pen head (8) is provided with a front hole for the front end of the pen core (3) to pass through; the pen head (8) is screwed to the front end of the inner cavity.

3. A multi-purpose painting pen according to claim 2, characterized in that: The locking structure comprises a boss arranged on the side wall of the front end of the pen holder and a nut pressing ring (9) threadedly engaged with the rear end of the pen holder.

4. The multi-purpose painting pen according to claim 3, characterized in that: An elastic member is arranged between the nut pressing ring (9) and the pen magazine (2).

5. The multi-purpose painting brush according to claim 4, characterized in that: The elastic member is a spring (10) sleeved on the pen holder.

6. The multi-purpose painting brush according to claim 5, characterized in that: A pressing plate (11) is arranged between the elastic member and the pen magazine (2).

7. The multi-purpose painting brush according to claim 6, characterized in that: One end surface of the pen cartridge (2) is provided with a plurality of positioning grooves (6) evenly distributed on the same circular diameter, and the other end surface of the pen cartridge (2) is provided with an arc-shaped protrusion corresponding to one of the positioning grooves (6).

8. The multi-purpose painting brush according to claim 7, characterized in that: A positioning groove (6) is provided between two adjacent core holes (5).

9. The multi-purpose painting pen according to claim 8, characterized in that: The pressure plate is provided with an arc-surface protrusion corresponding to the positioning groove (6).

10. The multi-purpose painting brush according to claim 1, characterized in that: The side wall of the pen bin (2) is provided with a coring through groove (7), and the coring through groove (7) is arranged to cover the position of one of the core holes (5).

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