CN223520523U

CN223520523U - Pencil sharpener convenient to use

Info

Publication number: CN223520523U
Application number: CN202422459454.7U
Authority: CN
Inventors: 周玉龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2024-10-11
Filing date: 2024-10-11
Publication date: 2025-11-07
Anticipated expiration: 2034-10-11

Abstract

The utility model discloses a pencil sharpener convenient to use, which comprises a pencil sharpener shell, wherein a pencil hole is formed in the top of the pencil sharpener shell, a pencil sharpener device is arranged in the pencil sharpener shell, the pencil sharpener device comprises a sharpener rest, the top of the sharpener rest comprises a sharpener rest hole, the position of the sharpener rest hole corresponds to that of the pencil hole, a rotary sharpener is arranged on the sharpener rest, the middle part of the sharpener rest comprises an annular gear which is clamped on the sharpener rest, the sharpener rest extends out of the annular gear, the pencil sharpener shell comprises a rotary bottom shell, and the part of the sharpener rest extending out of the annular gear is clamped in the rotary bottom shell. The pencil sharpener is strong in practicability, flexible and convenient to use, reasonable in structure and wide in use scene.

Description

Pencil sharpener convenient to use

Technical Field

The utility model relates to the technical field of pencil sharpeners, in particular to a pencil sharpeners convenient to use.

Background

Along with the continuous progress of society, stationery is updated and iterated along with the continuous progress, so that students can use the pencil sharpener more conveniently, the pencil sharpener is a typical pencil sharpener, and the pencil sharpener is more convenient and safer for students to sharpen pencils, so that the use popularity of the pencil sharpener is also improved along with the continuous progress, and the pencil sharpener gradually replaces the traditional pencil sharpening mode by directly sharpening pencils through a cutter.

The existing pencil sharpener generally drives a rotating shaft to rotate through a crank, and the rotating shaft further drives a hob to rotate, so that the pencil sharpening task is completed.

When the existing manual rocker pencil sharpener is used, the pencil sharpener is compacted and stuck on the left hand of a platform (generally referred to as a tabletop) or is fixed on the tabletop in other ways, and then the pencil sharpener rocker is manually operated to finish pencil sharpening.

Therefore, the prior pencil sharpener has certain limitation in use, which causes inconvenient use.

Disclosure of utility model

The pencil sharpener is high in practicability, flexible and convenient to use, reasonable in structure and wide in use field.

In order to achieve the aim, the utility model provides a pencil sharpener convenient to use, which comprises a pencil sharpener shell, wherein a pencil hole is formed in the top of the pencil sharpener shell, a pencil sharpener device is arranged in the pencil sharpener shell, the pencil sharpener device comprises a knife rest, the top of the knife rest comprises a knife rest hole, the position of the knife rest hole corresponds to that of the pencil hole, a rotary knife head is arranged on the knife rest, the middle part of the knife rest comprises an annular gear which is clamped on the knife rest, and the knife rest extends out of the annular gear;

the pencil sharpener shell comprises a rotary bottom shell, and the part, extending out of the inner gear ring, of the knife rest is clamped in the rotary bottom shell.

Optionally, the pencil sharpener housing includes a viewing window.

Optionally, a protection plate is arranged on the observation window.

Optionally, a tool rest table is arranged in the middle of the tool rest, and the annular gear is clamped on the tool rest through the tool rest table.

Optionally, the inner gear ring includes an inner tooth slot, and the inner gear ring is clamped on the tool rest platform through the inner tooth slot.

Optionally, the top of the tool rest comprises a first tool rest plate, a second tool rest plate is arranged on the tool rest table, and the rotary head is arranged between the first tool rest plate and the second tool rest plate.

The pencil sharpener has the beneficial effects that the pencil sharpener comprises a pencil sharpener shell, a pencil hole is formed in the top of the pencil sharpener shell, a pencil sharpener device is arranged in the pencil sharpener shell, the pencil sharpener device comprises a knife rest, the top of the knife rest comprises a knife rest hole, the position of the knife rest hole corresponds to that of the pencil hole, a rotary knife head is arranged on the knife rest, the middle of the knife rest comprises an annular gear which is clamped on the knife rest, the knife rest extends out of the annular gear, the pencil sharpener shell comprises a rotary bottom shell, and the part of the knife rest extending out of the annular gear is clamped in the rotary bottom shell.

Through the structure, when the pencil sharpener is used, the pencil sharpener does not need to be placed on a tabletop, and only the rotary bottom shell is required to be screwed to drive the tool rest to rotate, so that the pencil sharpener can realize the pencil sharpening function;

The utility model has the advantages of strong practicability, reasonable structure, convenient use and carrying, and is suitable for general popularization and use.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a pencil sharpener according to an embodiment of the present utility model;

FIG. 2 is a schematic view illustrating the operation of the pencil sharpener according to the present utility model;

FIG. 3 is another exploded view of one embodiment of the pencil sharpener of the present utility model for ease of use;

FIG. 4 is a third exploded view of one embodiment of a pencil sharpener for facilitating the use of the present utility model;

FIG. 5 is a fourth exploded view of one embodiment of a conveniently used pencil sharpener of the present utility model;

FIG. 6 is a schematic view showing a sharpener device according to an embodiment of the present utility model;

FIG. 7 is another exploded view of a sharpener device according to one embodiment of the present utility model for facilitating use;

FIG. 8 is a third exploded view of a sharpener device according to one embodiment of the present utility model for facilitating use;

FIG. 9 is a schematic view of a fourth exploded view of a sharpener device according to one embodiment of the present utility model for facilitating use;

Fig. 10 is a schematic view of the structure of an inner gear ring of an embodiment of the pencil sharpener of the present utility model;

Fig. 11 is a schematic view of another structure of an inner gear ring of an embodiment of the pencil sharpener of the present utility model.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear are used in the embodiments of the present utility model) are merely for explaining the relative positional relationship, movement conditions, and the like between the components in a certain specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicators are changed accordingly.

In the present utility model, unless explicitly specified and limited otherwise, the terms "connected," "fixed," and the like are to be construed broadly, and for example, "fixed" may be fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or in communication between two elements or in an interaction relationship between two elements, unless otherwise explicitly specified. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The utility model provides a pencil sharpener convenient to use.

Example 1

Referring to fig. 1 to 11, in an embodiment of the present utility model, the pencil sharpener includes a pencil sharpener housing 10, a pencil hole 12 is provided at the top of the pencil sharpener housing 10, a pencil sharpener device is provided in the pencil sharpener housing 10, the pencil sharpener device includes a knife rest 30, the top of the knife rest 30 includes a knife rest hole 31, the position of the knife rest hole 31 corresponds to the position of the pencil hole 12, a rotary knife head 40 is provided on the knife rest 30, the middle part of the knife rest 30 includes an inner gear ring 50, the inner gear ring 50 is clamped on the knife rest 30, and the knife rest 30 extends out of the inner gear ring 50;

The pencil sharpener housing 10 includes a rotary bottom case 20, and the part of the sharpener rest 30 extending out of the ring gear 50 is clamped in the rotary bottom case 20.

In this embodiment, the pen hole 12 is used for inserting a pencil, and the top hole 31 on the holder 30 corresponds to the position of the pen hole 12, when the pencil is inserted into the pen hole 12 and contacts with the rotary cutter head 40 through the top hole 31, the pencil can be shaved when the rotary cutter head 40 is rotated.

Referring to fig. 10 and 11, in the present embodiment, the ring gear 50 includes a gear ring 51, the rotary cutter head 40 corresponds to the gear ring 51, preferably, the rotary cutter head 40 includes an external gear 43 at the bottom thereof, the external gear 43 corresponds to the gear ring 51, and the rotary cutter head 40 rotates along the gear ring 51 of the ring gear 50 when the rotary cutter head 40 rotates in the ring gear 50.

Referring to fig. 3, 4, 7, 8 and 9, in this embodiment, the pencil sharpener housing 10 may be a hollow cavity, in which a pencil sharpener device is disposed, the bottom of the pencil sharpener housing 10 includes a housing hole 14, the size and shape of the housing hole 14 correspond to those of the rotary bottom shell 20, and the pencil sharpener housing 10 is fastened on the rotary bottom shell 20.

The inner gear ring 50 is clamped at the middle position of the tool rest 30, the tail end 35 of the tool rest 30 extends out of the inner gear ring 50, the top of the rotary bottom shell 20 comprises a bottom shell hole 21, and the tail end 35 of the tool rest 30 is clamped on the rotary bottom shell 20 through the bottom shell hole 21.

When the pencil sharpener is used, when the pencil sharpener is screwed on the rotary bottom shell 20, the rotary bottom shell 20 drives the tool rest 30 to rotate, so that the rotary tool bit 40 rotates to cut pencil. According to the utility model, the rotary cutter head 40 is driven to rotate by the rotary bottom shell 20 to achieve the pencil sharpening function, so that the pencil sharpener is not required to be placed on a tabletop, the application scene is simplified, the use scene is wider, and the pencil sharpener is more flexible and convenient to use.

Referring to fig. 1, 2 and 4, in this embodiment, the pencil sharpener housing 10 preferably includes a viewing window 11. The observation window 11 is arranged to facilitate the observation of pencil sharpening state, which is more convenient for use

In this embodiment, further, preferably, a protection plate 13 is disposed on the observation window 11. The protection plate 13 is used for protecting the observation window 11, and when the pencil sharpener is not used, the protection plate 13 can be used for shielding the observation window 11 to prevent dust from entering the pencil sharpener shell 10, so that the service life of the pencil sharpener is prolonged.

In addition, setting up guard plate 13 can also prevent to take the pencil sharpener in time, the hand mistake goes into and contacts rotatory tool bit 40, also prevents simultaneously that the saw-dust that cuts from falling off, and pencil ash from scattering out, and this pencil sharpener shell 10 inside cavity and the sealed space that closes guard plate 13 formation can act as zero saw-dust box, deposits the pencil bits when zero.

Referring to fig. 4, 6, 7, 8, 9, 10, and 11, in this embodiment, preferably, a tool rest 36 is disposed in the middle of the tool rest 30, and the ring gear 50 is clamped on the tool rest 30 through the tool rest 36.

In this embodiment, the shape and size of the tool rest table 36 correspond to those of the ring gear 50, and when the ring gear 50 is clamped to the tool rest 30 by the tool rest table 36, the tool rest 30 is more stable and safe to use.

In this embodiment, further, the ring gear 50 includes an inner tooth slot 52 therein, and the ring gear 50 is clamped to the tool rest 36 through the inner tooth slot 52. The inner tooth grooves 52 are provided to make the inner tooth ring 50 engaged with the tool post 30 more firmly, and the use is safer and more reliable.

In this embodiment, it is further preferable that the top of the tool rest 30 includes a first tool rest plate 31, the second tool rest plate 32 is disposed on the tool rest table 36, and the rotating head 40 is disposed between the first tool rest plate 31 and the second tool rest plate 32.

In this embodiment, the top of the rotary cutter head 40 is provided with a first protrusion 41, the bottom of the rotary cutter head 40 is provided with a second protrusion 42, the first cutter frame plate 31 is provided with a first cutter frame hole 311, the second cutter frame plate 32 is provided with a second cutter frame hole 321, the first protrusion 41 is connected with the cutter frame 30 through the first cutter frame hole 311, and the second protrusion 42 is connected with the cutter frame 30 through the second cutter frame hole 321, so that the rotary cutter head 40 is connected with the cutter frame 30 through the first protrusion 41 and the second protrusion 42, and the use is more stable and reliable.

The utility model has reasonable structure, strong practicability, flexible and convenient use and is popular with consumers.

The foregoing description is only of the optional embodiments of the present utility model, and is not intended to limit the scope of the utility model, and all the equivalent structural changes made by the description of the present utility model and the accompanying drawings or the direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims

1. The pencil sharpener comprises a pencil sharpener shell and is characterized in that a pencil hole is formed in the top of the pencil sharpener shell, a pencil sharpener device is arranged in the pencil sharpener shell, the pencil sharpener device comprises a knife rest, the top of the knife rest comprises a knife rest hole, the position of the knife rest hole corresponds to that of the pencil hole, a rotary knife head is arranged on the knife rest, the middle part of the knife rest comprises an annular gear, the annular gear is clamped on the knife rest, and the knife rest extends out of the annular gear;

2. The easy-to-use pencil sharpener of claim 1 wherein said pencil sharpener housing includes a viewing window.

3. The easy-to-use pencil sharpener of claim 2 wherein said viewing window is provided with a guard.

4. The pencil sharpener of claim 3 wherein said blade rest has a blade rest intermediate portion, said ring gear being snap-fit to said blade rest via said blade rest intermediate portion.

5. The easy-to-use pencil sharpener of claim 4 wherein said ring gear includes an internal spline therein, said ring gear being snap-fit to the rest of the sharpener by said spline.

6. The easy-to-use pencil sharpener of claim 5 wherein said top of said blade carrier includes a first blade carrier plate, said blade carrier having a second blade carrier plate disposed thereon, said swivel head being disposed between said first blade carrier plate and said second blade carrier plate.