CN207644007U - A kind of pencil - Google Patents

Abstract

The utility model discloses a kind of pen cores not to be exposed to a tail and simple in structure, the pencil that performance is stablized.It includes pen core and pen body, the pen body includes penholder and tail, penholder is formed by connecting by the first half penholders and the second half penholders, the first half penholders are equipped with the first straight slot, the second half penholders are equipped with the second straight slot, first straight slot docks to form reservoir hole with the second straight slot, and pen core is located at reservoir hole inner penholder and is connect with a tail.Using the utility model, pen core does not expose a tail, avoids people and is in direct contact the hygienic issues brought with pen core；When born pen core is impacted accidentally during pencil use, tail limits pen core to a tail movement, ensures that pen core will not loosen in penholder, performance is stablized；Nib and a tail are made into plug-in structure, with that can be continuing with after short old pencil and new pencil grafting, pencil is maximally utilized, avoids the wasting of resources.

Description

A kind of pencil

Technical field

The utility model is related to field of stationery more particularly to a kind of pencils.

Background technology

Common pencil usually by two wooden half penholders and it is be bonded with penholder graphite pen core consistent in length form, in reality During the use of border, pencil one end is fined away and is used as writing at pen tip, paint, the other end is used as a tail.Since pen core is in a tail It can touch, this results in inconveniences, for example some students have the custom for stinging a tail, oral contact pen core less hygienic；Felt pen Tail, which is often made dirty by pen core, to be difficult to clean etc..

To solve the above problems, China Patent Publication No. CN 202192898 U, publication date 2012.04.18, title For " pencil of diamond setting on a kind of metal pencil cap ", a kind of pencil connecting metal pencil cap in pencil tail end is disclosed, wherein Metal pencil cap, which is equipped with, to be bored to avoid being in direct contact with pen core, but the brill in this pencil is placed in a tail and shows slightly lofty, lead Accidentally born have bores the possibility that falls off and pen core may also be influenced by impact to be loosened in penholder after born to pen Write, at the same the manufacturing cost of pencil also because brill there are due to increased.

Utility model content

The purpose of this utility model is to overcome deficiency in the prior art, a kind of pen core is provided and is not exposed to a tail and knot Structure is simple, the pencil that performance is stablized.

To achieve the goals above, the utility model uses following technical scheme：

A kind of pencil, including

Pen core and pen body, the pen body include penholder and tail, penholder connect with the second half penholders by the first half penholders and It is equipped with the first straight slot at, the first half penholders, the second half penholders are equipped with the second straight slot, and the first straight slot docks shape with the second straight slot At reservoir hole, pen core is located in reservoir hole, and penholder is connect with a tail.A part for pen body is used as penholder, and is arranged in penholder For reservoir hole for placing pen core, a tail makes solid, and pen core is invisible at tail, avoids pen core during pencil use With being in direct contact for people or object around, pencil is in use if born pen tip is impacted accidentally, because of a tail in addition Prevent pen core to the movement in tail direction, pen core, which is unlikely to loosen in penholder, influences using effect.

Preferably, the radius of the pen core is equal to the radius of reservoir hole, the length of pen core is equal to the length of reservoir hole.Pen Core bore is for positioning and clamping pen core, pen core length and the utilization rate maximization that reservoir hole equal length is for pen core.

Preferably, described tail is in the form of a column, pen core, penholder and tail are coaxially arranged, and the radius of penholder is equal to a tail Radius.Pen core, penholder are coaxially arranged conducive to stabilization is write with tail, and the radius of penholder ensures a tail and pen equal to the radius of tail Junction is smooth at bar.

Preferably, the penholder is equipped with nib, nib is in the form of a column, and written lateral wall is equipped with several axial card slots, Tail is equipped with the blind hole being inserted into for nib, and blind hole madial wall is equipped with several axial strips, axial strip and axial card slot Match and corresponds.Nib and pen body material all select wood, and when not used, nib shields to pen core to pencil, is using When pencil, nib can be pruned；When pencil with it is short be not easy to hold when, can use a new pencil, the nib of new pencil is inserted in In the blind hole of old pencil tail, axial strip is caught in one-to-one axial card slot, you can is continuing with, while can be resisted Penknife common on the market can be used to cut pencil for certain torsion.

Preferably, the nib, penholder, tail and blind hole are coaxially arranged, written radius is equal to the radius of blind hole, pen The length of head is equal to the depth of blind hole.The nib of new pencil is inserted into the tail of old pencil, and since the radius of nib is equal to The radius of blind hole, new pencil are not easy to shake in old pencil, the deep equality of written length and blind hole so that new pencil with it is old The contact area of pencil as possible Datong District when seam it is again small as possible, in order to avoid the clamp hand when holding seam crossing.

Preferably, the cross sectional shape of the axial direction strip is identical as the axial cross sectional shape of card slot, axial strip is cut Face area is by tail to written direction uniform increments.Since the area of section of axial strip becomes larger, new pencil nib with The tail connection of old pencil is closer so that new, old pencil will not be by delamination.

The utility model has the beneficial effects that：（1）Pen core does not expose a tail, avoids people and pen core and is in direct contact and brings Hygienic issues；（2）When born pen core is impacted accidentally during pencil use, tail limits pen core to a tail movement, protects Card pen core will not loosen in penholder, and performance is stablized；（3）Nib and a tail are made into plug-in structure, maximally utilize lead Pen.

Description of the drawings

Fig. 1 is the structural schematic diagram of the utility model embodiment 1；

Fig. 2 is the exploded perspective view of the utility model embodiment 1；

Fig. 3 is the structural schematic diagram of the utility model embodiment 2；

Fig. 4 is A-A sectional views in Fig. 3；

Fig. 5 is B-B sectional views in Fig. 3；

Fig. 6 is the structural schematic diagram of axial strip in the utility model embodiment 2.

In figure：Pen core 1, penholder 21, the first half penholders 211, the second half penholder 212, the first straight slot 213, the second straight slots 214, tail 22, axial strip 221, blind hole 222, nib 23, axial card slot 231.

Specific implementation mode

The utility model is further described in the following with reference to the drawings and specific embodiments.

Embodiment 1：As shown in Fig. 1 to Fig. 2, a kind of pencil, including pen core 1 and pen body, the pen body include penholder 21 With tail 22, penholder is formed by connecting by the first half penholders 211 and the second half penholders 212, and the first half penholders are equipped with the first straight slot 213, the second half penholders are equipped with the second straight slot 214, and the first straight slot docks to form reservoir hole with the second straight slot, and pen core is located at pen core In hole, penholder is connect with a tail.A part for pen body is used as penholder, and penholder can be bonded by the first, second half penholders, and first The first straight slot on half penholder docks to form reservoir hole with the second straight slot on the second half penholders, for placing and clamping pen core, Solid is made in tail portion position, and pen core is invisible at tail, avoids pen core and surrounding people or object during pencil use Be in direct contact, if pencil is accidentally born in addition, because tail prevents pen core to the movement in tail direction, pen core will not be in pen Being loosened in bar influences using effect.

The radius of the pen core is equal to the radius of reservoir hole, and the length of pen core is equal to the length of reservoir hole.Reservoir hole is used for Positioning and clamping pen core, pen core length with reservoir hole equal length are maximized for the utilization rate of pen core.Described tail is in column Shape, pen core, penholder and tail are coaxially arranged, and the radius of penholder is equal to the radius of a tail.Pen core, penholder and the coaxially arranged profit of tail Stablize in writing, the radius of penholder ensures that a tail and junction at penholder are smooth equal to the radius of tail.

Embodiment 2：Embodiment 2 has similar basic structure and embodiment with embodiment 1, the difference is that, As shown in Figures 3 to 6, the penholder is equipped with nib 23, and nib is in the form of a column, and written periphery wall is equipped with several axial card slots 231, tail is equipped with the blind hole 222 being inserted into for nib, and blind hole internal perisporium is equipped with several axial strips 221, axial strip with Axial pocket matches and one-to-one correspondence.Nib and pen body material all select wood, and when not used, nib plays protection to pen core and makees pencil With, using pencil when, nib can be pruned；Usually when pencil with it is short be not easy to hold when, old pencil can only be scrapped, waste money Source.If pencil have embodiment 2 in structure, when old pencil with it is short be difficult to reuse when, can use a new pencil, by new lead The nib of pen is inserted in the blind hole of old pencil tail, and axial strip is caught in corresponding axial card slot, you can lengthening pencil continues It uses, while the pencil after lengthening can resist certain torsion, the pencil after lengthening can be in penknife common on the market just Often rotation cutting.

The nib, penholder and blind hole are coaxially arranged, and written radius is equal to the radius of blind hole, and written length is equal to blind The depth in hole.The nib of new pencil is inserted into the tail of old pencil, and since the radius of nib is equal to the radius of blind hole, new lead Pen is not easy to shake in old pencil, the deep equality of written length and blind hole so that the contact area of new pencil and old pencil As possible Datong District when seam again it is small as possible, in order to avoid hold seam crossing when clamp hand.The cross sectional shape of the axial direction strip and axial card slot Cross sectional shape it is identical, the area of section of axial strip is by tail to written direction uniform increments.Due to the section of axial strip Area becomes larger, and the nib of new pencil is during being inserted into the tail of old pencil, between axial strip and axial card slot Extruding force gradually becomes larger, and keeps new, old pencil connection closer, is not readily separated.

Claims (5)

1. a kind of pencil, including pen core and pen body, characterized in that

The pen body includes penholder and tail, and penholder is formed by connecting by the first half penholders and the second half penholders, on the first half penholders Equipped with the first straight slot, the second half penholders are equipped with the second straight slot, and the first straight slot docks to form reservoir hole with the second straight slot, and pen core is set In reservoir hole, penholder is connect with a tail；

The penholder is equipped with nib, and nib is in the form of a column, and written lateral wall is equipped with several axial card slots, and tail is equipped with for pen The blind hole that head is inserted into, blind hole madial wall are equipped with several axial strips, axial strip and axial pocket matches and one-to-one correspondence.

2. a kind of pencil according to claim 1, characterized in that the radius of the pen core is equal to the radius of reservoir hole, pen The length of core is equal to the length of reservoir hole.

3. a kind of pencil according to claim 1 or 2, characterized in that described tail is in the form of a column, pen core, penholder and tail Coaxially arranged, the radius of penholder is equal to the radius of a tail.

4. a kind of pencil according to claim 1, characterized in that the nib, penholder and blind hole are coaxially arranged, written Radius is equal to the radius of blind hole, and written length is equal to the depth of blind hole.

5. a kind of pencil according to claim 1 or 4, characterized in that the cross sectional shape of the axial direction strip blocks with axial The cross sectional shape of slot is identical, and the area of section of axial strip is by tail to written direction uniform increments.