CN217944757U

CN217944757U - Novel light environment-friendly pencil sharpener

Info

Publication number: CN217944757U
Application number: CN202222143417.6U
Authority: CN
Inventors: 汪国富
Original assignee: SUZHOU MAPED OFFICE SUPPLIES MANUFACTURING CO LTD
Current assignee: SUZHOU MAPED OFFICE SUPPLIES MANUFACTURING CO LTD
Priority date: 2022-08-15
Filing date: 2022-08-15
Publication date: 2022-12-02
Anticipated expiration: 2032-08-15

Abstract

The utility model relates to a pencil sharpener technical field specifically discloses a novel light environmental protection pencil sharpener. The novel portable environment-friendly pencil sharpener comprises a pencil sharpener body, a sharpener core, a cloth bag and an opening spring; the pencil sharpener body is hollow and hemispherical, the opening of the pencil sharpener body is arranged downwards, and a connecting part which penetrates through the inside and the outside and has an annular cross section is integrally formed at the opening end of the pencil sharpener body; the pencil sharpener core is arranged in the pencil sharpener body and is provided with a pencil inserting hole with an upward opening and a chip removing port communicated with the inner cavity of the connecting part; the pencil sharpener body is provided with a window for exposing the opening end of the pencil inserting hole; the lower end of the cloth bag is closed, and the upper end of the cloth bag is sleeved on the periphery of the connecting part through an opening spring. The novel portable environment-friendly pencil sharpener is small in size, convenient to carry, environment-friendly and convenient to use.

Description

Novel light environment-friendly pencil sharpener

Technical Field

The utility model relates to a pencil sharpener technical field especially relates to a novel light environmental protection pencil sharpener.

Background

The existing pencil sharpener does not generally have the function of collecting scraps, and when a pencil is cut, a discharge port of the pencil sharpener needs to be aligned with a garbage can, so that the pencil sharpener is inconvenient to use and is easy to pollute the environment; in addition, the cleaning is needed in time after the use is finished every time, otherwise, the hands of the user are easily polluted.

There are some pencil sharpeners that have the function of collecting the debris in the market, and the purpose of collecting the debris is achieved by clamping a hard plastic box on the pencil sharpener body. However, the hard plastic box occupies the space of a student pencil box, and the hard plastic box and the pencil sharpener body are clamped too loosely or too tightly, so that the hard plastic box is difficult to detach during chip removal, and the hard plastic box is easy to detach from the pencil sharpener body during use.

Therefore, there is a need for a new portable environmentally friendly pencil sharpener that solves at least some of the above problems.

Disclosure of Invention

An object of the utility model is to provide a novel light environmental protection pencil sharpener, small in size, convenient to carry, more environmental protection, it is also more convenient to use.

To achieve the purpose, the utility model adopts the following technical proposal:

a novel portable environment-friendly pencil sharpener comprises a pencil sharpener body, a sharpener core, a cloth bag and an opening spring;

the pencil sharpener body is hollow and hemispherical, the opening of the pencil sharpener body is arranged downwards, and a connecting part which penetrates through the inside and the outside and has an annular cross section is integrally formed at the opening end of the pencil sharpener body;

the pencil sharpener core is arranged in the pencil sharpener body and is provided with a pencil inserting hole with an upward opening and a chip removing port communicated with the inner cavity of the connecting part; the pencil sharpener body is provided with a window used for exposing the opening end of the pencil inserting hole;

the lower end of the cloth bag is closed, and the upper end of the cloth bag is sleeved on the periphery of the connecting part through the opening spring.

Furthermore, an unclosed annular hole is formed in an opening at the upper end of the cloth bag, and the annular part of the opening spring is located in the annular hole.

Furthermore, the open end external diameter of pencil sharpener body is greater than the upper end external diameter of connecting portion, the protruding two arc stoppers that are equipped with of lateral surface symmetry of connecting portion, two the top surface of arc stopper with the opening end face of pencil sharpener body reaches form between the periphery side of connecting portion and be used for the card to put opening spring's recess.

Furthermore, two the side of keeping away from of arc stopper is equipped with the axial tapering, just the external diameter of arc stopper is crescent from bottom to top.

Furthermore, the outer periphery of the connecting part is provided with an axial taper, and the outer diameter of the connecting part is gradually increased from bottom to top.

Furthermore, two rotating shafts are convexly arranged on the outer surface of the pencil sharpener body, are respectively arranged on two sides of the window and are rotatably connected with an arc-shaped cover plate for opening or closing the window; and in the closed state of the window, the arc-shaped cover plate is connected with the pencil sharpener body through a clamping structure.

Furthermore, the clamping structure comprises at least one first convex body and at least one second convex body, and each first convex body is convexly arranged on one rotating side surface of the arc-shaped cover plate and can be clamped on the outer surface of the pencil sharpener body; each second convex body is convexly arranged on the outer surface of the pencil sharpener body and can be clamped on the inner side surface of the arc-shaped cover plate.

Furthermore, at least one sliding limiting structure is arranged between the arc-shaped cover plate and the pencil sharpener body; the sliding limiting structure comprises an arc-shaped limiting guide groove and a limiting block, the limiting guide groove and the rotating shaft share a central axis, and the limiting block is arranged in the limiting guide groove in a sliding manner; one of the outer surface of the pencil sharpener body and the inner surface of the arc-shaped cover plate is provided with the limiting guide groove, and the other is convexly provided with the limiting block.

Further, the pencil sharpener body is provided with a hanging lug.

Further, the cloth bag is a non-woven cloth bag.

The utility model has the advantages that:

1. the utility model discloses a novel light environmental protection pencil sharpener adopts the sack to collect the piece, small in size, convenient to carry, and the material is easily decomposed, can not the polluted environment.

2. The utility model discloses a novel light environmental protection pencil sharpener cup joints the open end of sack in the periphery side of connecting portion through opening spring 4, easily dismouting, convenient to use.

3. The utility model discloses a novel light environmental protection pencil sharpener can close the window after the use through rotatory arc apron to block the piece well and fall out from the window.

Drawings

FIG. 1 is an exploded view of a portable environmental-friendly pencil sharpener provided by the present invention;

FIG. 2 is a schematic perspective view of a novel portable environmental-friendly pencil sharpener provided by the present invention;

FIG. 3 is a cross-sectional view of the sharpener body and the connecting portion shown in FIG. 1;

fig. 4 is a schematic cross-sectional view of the sharpener body and the connecting part in fig. 1 at another position.

In the figure: 1-pencil sharpener body-; 10-a groove; 11-a connecting portion; 111-an arc-shaped limiting block; 12-a window; 13-a rotating shaft; 14-hanging a lug; 2-a cutter core; 21-pen insertion hole; 3-cloth bag; 4-a split spring; 5-arc cover plate; 61-a first spur; 62-a second spur; 71-a limiting guide groove; 72-stop block.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

As shown in fig. 1 to 4, a novel portable environment-friendly pencil sharpener comprises a pencil sharpener body 1, a sharpener core 2, a cloth bag 3, an opening spring 4 and an arc-shaped cover plate 5.

Specifically, the pencil sharpener body 1 is hollow hemispherical and has a downward opening, and the opening end of the pencil sharpener body 1 is integrally formed with a connecting portion 11 which penetrates the inside and the outside and has an annular cross section. The pencil sharpener 2 is arranged in the pencil sharpener body 1 and is provided with a pencil inserting hole 21 with an upward opening and a chip removing port communicated with the inner cavity of the connecting part 11; a blade is arranged in the pen inserting hole 21. The sharpener body 1 is provided with a window 12 for exposing the open end of the pen insertion hole 21. The lower end of the cloth bag 3 is closed, and the upper end is sleeved on the outer periphery of the connecting part 11 through an opening spring 4.

When in use, one end of a pencil is inserted into the pencil inserting hole 21 through the window 12, and the blade is used for sharpening; the cut chips enter the inner cavity of the pencil sharpener body 1 from the chip removal port and then fall into the cloth bag 3 through the inner cavity of the connecting part 11, so that the chips are collected; when the scraps are cleaned, the cloth bag 3 can be easily taken down from the connecting part 11 by opening the opening spring 4, and then the scraps in the cloth bag are poured out. When the scraps are poured, the edges of the cloth bag 3 can be pinched to enable the scraps to be far away from fingers, so that the hands are prevented from being polluted.

Wherein, the opening at the upper end of the cloth bag 3 is provided with an unclosed annular hole, and the annular part of the opening spring 4 is positioned in the annular hole. Preferably, the cloth bag 3 is a non-woven cloth bag, and the material is easy to decompose and does not pollute the environment. In addition, adopt sack 3 to collect the piece, easily arrange in order and accomodate for pencil sharpener small in size, convenient to carry.

As shown in fig. 1, 3 and 4, the outer diameter of the opening end of the pencil sharpener body 1 is larger than the outer diameter of the upper end of the connecting part 11, two arc-shaped limit blocks 111 are symmetrically and convexly arranged on the outer side surface of the connecting part 11, and a groove 10 for clamping the opening spring 4 is formed between the top surfaces of the two arc-shaped limit blocks 111 and the opening end surface of the pencil sharpener body 1 and the outer peripheral side surface of the connecting part 11.

The opposite side surfaces of the two arc-shaped limiting blocks 111 are provided with axial taper, and the outer diameters of the arc-shaped limiting blocks 111 are gradually increased from bottom to top. The outer periphery of the connecting part 11 is provided with an axial taper, and the outer diameter of the connecting part 11 gradually increases from bottom to top. The opening spring 4 can be conveniently disassembled and assembled by arranging the axial taper on the arc-shaped limiting block 111 and the connecting part 11.

As shown in fig. 1 and 2, two rotating shafts 13 are convexly arranged on the outer surface of the pencil sharpener body 1, the two rotating shafts 13 are respectively arranged on two sides of the window 12, and are rotatably connected with an arc-shaped cover plate 5 for opening or closing the window 12; under the closed state of the window 12, the arc-shaped cover plate 5 is connected with the pencil sharpener body 1 through a clamping structure.

The clamping structure comprises at least one first convex body 61 and at least one second convex body 62, wherein each first convex body 61 is convexly arranged on one rotating side surface of the arc-shaped cover plate 5 and can be clamped on the outer surface of the pencil sharpener body 1; each second convex body 62 is convexly arranged on the outer surface of the pencil sharpener body 1 and can be clamped on the inner side surface of the arc-shaped cover plate 5.

Further, at least one sliding limiting structure is arranged between the arc-shaped cover plate 5 and the pencil sharpener body 1. The sliding limiting structure comprises an arc-shaped limiting guide groove 71 and a limiting block 72, the limiting guide groove 71 and the rotating shaft 13 share a central axis, and the limiting block 72 is arranged in the limiting guide groove 71 in a sliding manner; one of the outer surface of the pencil sharpener body 1 and the inner surface of the arc cover plate 5 is provided with a limiting guide groove 71, and the other is convexly provided with a limiting block 72.

In the embodiment, four sliding limiting structures are arranged, two of which are respectively arranged at two sides of the window 12 and comprise a limiting block 72 convexly arranged on the outer surface of the pencil sharpener body 1 and a limiting guide groove 71 arranged on the inner side surface of the arc-shaped cover plate 5; the other two are respectively arranged close to the two rotating shafts 13 and comprise limiting guide grooves 71 arranged on the outer surface of the pencil sharpener body 1 and limiting blocks 72 convexly arranged on the inner side surface of the arc cover plate 5.

The pencil sharpener body 1 is provided with two hanging lugs 14 for convenient fastening and hanging.

When the novel portable environment-friendly pencil sharpener is used, the window 12 is opened by rotating the arc cover plate 5 to expose the pencil insertion hole 21; after the pencil sharpener is used, the window 12 is closed by reversely rotating the arc-shaped cover plate 5, and the arc-shaped cover plate 5 is clamped and locked with the pencil sharpener body 1 through the clamping structure, so that scraps are well prevented from falling out of the window 12; at the in-process of rotatory arc apron 5, utilize each slip limit structure can carry out accurate rotation spacing to arc apron 5, prevent that arc apron 5 from taking place rotatory skew and rotating the condition of crossing the head.

The technical principle of the present invention has been described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.

Claims

1. A novel portable environment-friendly pencil sharpener is characterized by comprising a pencil sharpener body (1), a sharpener core (2), a cloth bag (3) and an opening spring (4);

the pencil sharpener body (1) is hollow and hemispherical, an opening of the pencil sharpener body is arranged downwards, and a connecting part (11) which penetrates through the inside and the outside and has an annular cross section is integrally formed at the opening end of the pencil sharpener body (1);

the pencil sharpener core (2) is arranged in the pencil sharpener body (1) and is provided with a pencil inserting hole (21) with an upward opening and a chip removing port communicated with the inner cavity of the connecting part (11); the pencil sharpener body (1) is provided with a window (12) used for exposing the opening end of the pencil inserting hole (21);

the lower end of the cloth bag (3) is closed, and the upper end of the cloth bag is sleeved on the periphery side of the connecting part (11) through the opening spring (4).

2. The novel portable environment-friendly pencil sharpener as claimed in claim 1, wherein the opening at the upper end of the cloth bag (3) is provided with an unclosed annular hole, and the annular part of the opening spring (4) is positioned in the annular hole.

3. The novel portable environment-friendly pencil sharpener as claimed in claim 1, wherein the outer diameter of the opening end of the pencil sharpener body (1) is larger than the outer diameter of the upper end of the connecting portion (11), two arc-shaped limit blocks (111) are symmetrically and convexly arranged on the outer side surface of the connecting portion (11), and a groove (10) for clamping the opening spring (4) is formed between the top surfaces of the two arc-shaped limit blocks (111) and the opening end surface of the pencil sharpener body (1) as well as the outer peripheral side surface of the connecting portion (11).

4. The novel portable environment-friendly pencil sharpener as claimed in claim 3, wherein the opposite side surfaces of the two arc-shaped limit blocks (111) are provided with axial taper, and the outer diameters of the arc-shaped limit blocks (111) are gradually increased from bottom to top.

5. The novel portable environment-friendly pencil sharpener as claimed in claim 1 or 3, wherein the outer periphery of the connecting part (11) is provided with an axial taper, and the outer diameter of the connecting part (11) is gradually increased from bottom to top.

6. The novel portable environment-friendly pencil sharpener as claimed in claim 1, wherein two rotating shafts (13) are convexly arranged on the outer surface of the pencil sharpener body (1), the two rotating shafts (13) are respectively arranged on two sides of the window (12), and are rotatably connected with an arc-shaped cover plate (5) for opening or closing the window (12); under the closing state of the window (12), the arc-shaped cover plate (5) is connected with the pencil sharpener body (1) through a clamping structure.

7. The portable environment-friendly pencil sharpener as claimed in claim 6, wherein the clamping structure comprises at least one first protrusion (61) and at least one second protrusion (62), each first protrusion (61) is protruded from one rotating side surface of the arc-shaped cover plate (5) and can be clamped on the outer surface of the pencil sharpener body (1); each second convex body (62) is convexly arranged on the outer surface of the pencil sharpener body (1) and can be clamped on the inner side surface of the arc-shaped cover plate (5).

8. The novel portable environment-friendly pencil sharpener as claimed in claim 6 or 7, wherein at least one sliding limiting structure is arranged between the arc-shaped cover plate (5) and the pencil sharpener body (1); the sliding limiting structure comprises an arc-shaped limiting guide groove (71) and a limiting block (72), the limiting guide groove (71) and the rotating shaft (13) share a central axis, and the limiting block (72) is arranged in the limiting guide groove (71) in a sliding manner; one of the outer surface of the pencil sharpener body (1) and the inner surface of the arc-shaped cover plate (5) is provided with the limiting guide groove (71), and the other one is convexly provided with the limiting block (72).

9. The new portable environmental protection sharpener according to claim 1, characterized in that the sharpener body (1) is provided with a hanger (14).

10. The new portable environmental protection pencil sharpener according to claim 1, characterized in that the cloth bag (3) is a non-woven cloth bag.