CN202641099U - Large-caliber automatic lead pencil - Google Patents
Large-caliber automatic lead pencil Download PDFInfo
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- CN202641099U CN202641099U CN 201220297995 CN201220297995U CN202641099U CN 202641099 U CN202641099 U CN 202641099U CN 201220297995 CN201220297995 CN 201220297995 CN 201220297995 U CN201220297995 U CN 201220297995U CN 202641099 U CN202641099 U CN 202641099U
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Abstract
The utility model belongs to the technical field of automatic pencils, and particularly relates to a large-caliber automatic lead pencil, which comprises a pencil lead 1, a hollow lead bar 4 and a tail ornament 7, wherein the pencil lead 1 is arranged inside the hollow lead bar 4; and one end of the tail part of the hollow lead bar 4 is connected with the tail ornament 7. The large-caliber automatic lead pencil is characterized in that: the inner wall of the hollow lead bar 4 is provided with internal thread teeth; one end of the tail part of the pencil lead is connected with an external thread tooth short plastic pipe 6; a rotary head 2 extends out of one end of the top of the pencil lead; the external thread tooth short plastic pipe 6 is connected with internal thread teeth on the inner wall of the hollow lead bar 4; the rotary head 2 is connected with the hollow lead bar 4 through a connecting device 3; and the pencil lead 1 is non-cylindrical. The main body of the large-caliber automatic lead pencil has a wooden structure, a small quantity of delicate parts are increased, and skillful matching is adopted, so that the writing use function of the pencil is improved greatly, a wooden pencil holder is not consumed, and an entire pencil lead can be consumed almost completely.
Description
[technical field]
The utility model belongs to the propelling pencil technical field, is specifically related to the automatic pencil of a kind of heavy caliber.
[background technology]
Traditional wood pencil is that disposable consumption is used, and GB overall length 176mm holds pencil and partly is 88mm, and adding fines away appears is 15mm partly, and can use part only is 73 to 80mm, but value less than 50%.Remaining part has then caused unnecessary waste.Therefore nowadays propelling pencil is widely used.
But the propelling pencil production cost that nowadays uses is high, part too much, insufficient space, can't conversion pen core bore.For above-mentioned defective, domestic applications CN931015502, CN201872449U, CN201833701U disclose the built-in screw thread of a kind of penholder, have rotated the propelling pencil that pen core is realized refill expansion.But it is from structure, and these propelling pencils all can't fine use thick cores and carried out pen core and change, and has said nothing of for the replacing of double end pencil and double end pencil-lead.The tradition automatic pencil structure is too complicated, high cost, and the heavy caliber standard core the small space main body can't be used the wooden structures pencil and adopt adopts thin lead for retractable pencil easily to fracture and mould mechanical pencil processed, and the face that therefore substitutes is limited.Thereby can't solve destruction and the waste that the disposable use of conventional wooden pencil causes the forest reserves from root.
[summary of the invention]
The utility model purpose is: for the problem of above-mentioned existence, it is easy a kind of energy thick pen core of use to be provided and to change core, the automatic pencil structure of simple and reasonable heavy caliber.
Design for achieving the above object the automatic pencil of a kind of heavy caliber, comprise pen core 1, hollow bar 4 and tail decoration 7, pen core 1 is arranged at hollow bar 4 inside, hollow bar 4 afterbodys one end connects tail and decorates 7, it is characterized in that described hollow bar 4 inwalls are provided with the internal thread tooth, the short pipe 6 of moulding of pen core afterbody one end connection outside screw tooth, pen core top one end stretches out swivel head 2, outer silk tooth is short to be moulded pipe 6 and matches with internal thread tooth on hollow bar 4 inwalls, swivel head 2 connects hollow bar 4 by jockey 3, and described pen core 1 is shaped as non-cylindrical.
The utility model also comprises the automatic pencil of another kind of heavy caliber, comprise pen core, hollow bar and tail decoration, it is inner that pen core is arranged at the hollow bar, hollow bar afterbody one end connects tail and decorates, it is characterized in that described hollow bar inwall is provided with the internal thread tooth, swivel head connects the hollow bar by jockey, and the described pen core outside is provided with the outer silk tooth that matches with internal thread tooth on the hollow bar inwall, pen core top one end stretches out swivel head, and pen core is shaped as non-cylindrical.
Above-mentioned pen core is shaped as triangle or square or oval or other shapes with corner angle, and described pen core can replace with resin pen core or Neutral ball-point for ball-point pen or graphite pen core or colored core or wax crayon or chalk or solid gum or eraser core or eyebrow pencil refill or lipstick core.
Above-mentioned hollow bar inwall is provided with internal thread tooth length and moulds pipe.
The above-mentioned short pen core socket of moulding built-in three the different bores of pipe of outer silk tooth.
The utility model also comprises the automatic pencil of a kind of heavy caliber double end, comprise the first pen core 1a, the second pen core 1b and hollow bar 4, the first pen core 1a and the second pen core 1b are arranged at hollow bar 4 inside, it is characterized in that described hollow bar 4 inwalls are provided with the internal thread tooth, hollow bar 4 left parts one end connects the first swivel head 2a by the first jockey 3a, hollow bar 4 right parts one end connects the second swivel head 2b by the second jockey 3b, the first pen core 1a left part one end stretches out first and rotates swivel head 2a, the first pen core 1a right part one end connects first outer short pipe 6a that moulds of tooth, first outer tooth be short to be moulded pipe 6a and matches with internal thread tooth on hollow bar 4 inwalls, the second pen core 1b right part one end stretches out second and rotates swivel head 2b, the second pen core 1b left part one end connects second outer short pipe 6b that moulds of tooth, second outer tooth be short to be moulded pipe 6b and matches with internal thread tooth on hollow bar 4 inwalls, and described the first pen core 1a and the second pen core 1b are shaped as non-cylindrical.
The utility model also comprises the automatic pencil of another kind of heavy caliber double end, comprise the first pen core, the second pen core and hollow bar, it is inner that the first pen core and the second pen core are arranged at the hollow bar, it is characterized in that described hollow bar inwall is provided with the internal thread tooth, hollow bar left part one end connects the first swivel head by the first jockey, hollow bar right part one end connects the second swivel head by the second jockey, the first pen core left part one end stretches out first and rotates swivel head, the first pen core outside is provided with the outer silk tooth that matches with internal thread tooth on the hollow bar inwall, the second pen core right part one end stretches out second and rotates swivel head, the second pen core outside is provided with the outer silk tooth that matches with internal thread tooth on the hollow bar inwall, and described the first pen core and the second pen core are shaped as non-cylindrical.
The first above-mentioned pen core and the second pen core are shaped as triangle or square or oval or other shapes with corner angle, and described the first pen core or the second pen core all can replace with resin pen core or Neutral ball-point for ball-point pen or graphite pen core or colored core or wax crayon or chalk or solid gum or eraser core or eyebrow pencil refill or lipstick core.
Above-mentioned hollow bar inwall is provided with internal thread tooth length and moulds pipe.
The short pen core socket of moulding built-in three the different bores of pipe of above-mentioned outer silk tooth.
Short pipe and the second outer short pen core socket that respectively is provided with three different bores in the pipe of moulding of tooth moulded of first outer above-mentioned tooth.
The wooden structure (good hand touch) that the utility model main body still can adopt the consumer to be accustomed to using, but increased a small amount of fine precision parts at crawl space, by cooperatively interacting cleverly, thereby promoted greatly pencil write the use function, neither consume wooden penholder, and whole Zhi Bixin almost can be write till the approach exhaustion again.And, the convertible multiple pen core of the utility model comprises resin pen core, graphite pen core and colored core, wax crayon, chalk etc., also can be in a big way light conversion pen core bore, truly overcome traditional propelling pencil generally uses ultra-fine resin pen core at crawl space history in practice.
[description of drawings]
Fig. 1 is the structural representation of embodiment 1;
Fig. 2 is the partial enlarged drawing of Fig. 1;
Fig. 3 is the structural representation of embodiment 2;
Fig. 4 is the partial enlarged drawing of Fig. 3;
Fig. 5 is the parts of embodiment 1 flow charts that are linked and packed;
Fig. 6 is schematic diagram of the present utility model.
Fig. 7 is the short cutaway view of moulding pipe of the utility model outer silk tooth.
[specific embodiment]
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
A single head embodiment 1:
Shown in Fig. 1,2,5, comprise pen core 1, hollow bar 4 and tail decoration 7, pen core 1 is arranged at hollow bar 4 inside, hollow bar 4 afterbodys one end connects tail and decorates 7, it is characterized in that described hollow bar 4 inwalls are provided with the internal thread tooth, the short pipe 6 of moulding of pen core afterbody one end connection outside screw tooth, pen core top one end stretches out swivel head 2, outer silk tooth is short to be moulded pipe 6 and matches with internal thread tooth on hollow bar 4 inwalls, and swivel head 2 is by jockey 3 connection hollow bars 4, and described pen core 1 is shaped as non-cylindrical.The above-mentioned pen core of stating is shaped as triangle or square or oval or other shapes with corner angle.Above-mentioned pen core can replace with resin pen core or Neutral ball-point for ball-point pen or graphite pen core or colored core or wax crayon or chalk or solid gum or eraser core or eyebrow pencil refill or lipstick core.Above-mentioned hollow bar inwall is provided with internal thread tooth length and moulds pipe, the above-mentioned short pen core socket that is provided with three different bores in the pipe of moulding of outer silk tooth.
Two-headed pen embodiment 2:
Such as Fig. 3, shown in 4, comprise the first pen core 1a, the second pen core 1b and hollow bar 4, the first pen core 1a and the second pen core 1b are arranged at hollow bar 4 inside, it is characterized in that described hollow bar 4 inwalls are provided with the internal thread tooth, hollow bar 4 left parts one end connects the first swivel head 2a by the first jockey 3a, hollow bar 4 right parts one end connects the second swivel head 2b by the second jockey 3b, the first pen core 1a left part one end stretches out first and rotates swivel head 2a, the first pen core 1a right part one end connects first outer short pipe 6a that moulds of tooth, first outer tooth be short to be moulded pipe 6a and matches with internal thread tooth on hollow bar 4 inwalls, the second pen core 1b right part one end stretches out second and rotates swivel head 2b, the second pen core 1b left part one end connects second outer short pipe 6b that moulds of tooth, second outer tooth be short to be moulded pipe 6b and matches with internal thread tooth on hollow bar 4 inwalls, and described the first pen core 1a and the second pen core 1b are shaped as non-cylindrical.The first above-mentioned pen core and the second pen core are shaped as triangle or square or oval or other shapes with corner angle.The first above-mentioned pen core or the second pen core all can replace with resin pen core or Neutral ball-point for ball-point pen or graphite pen core or colored core or wax crayon or chalk or solid gum or eraser core or eyebrow pencil refill or lipstick core.Above-mentioned hollow bar inwall is provided with internal thread tooth length and moulds pipe, the short pen core socket that respectively is provided with three different bores in the pipe of moulding of first and second outer above-mentioned teeth.
Embodiment 3
Comprise pen core, hollow bar and tail decoration, it is inner that pen core is arranged at the hollow bar, hollow bar afterbody one end connects tail and decorates, it is characterized in that described hollow bar inwall is provided with the internal thread tooth, swivel head connects the hollow bar by jockey, the described pen core outside is provided with the outer silk tooth that matches with internal thread tooth on the hollow bar inwall, and pen core top one end stretches out swivel head, and pen core is shaped as non-cylindrical.The above-mentioned pen core of stating is shaped as triangle or square or oval or other shapes with corner angle.Above-mentioned pen core can replace with resin pen core or Neutral ball-point for ball-point pen or graphite pen core or colored core or wax crayon or chalk or solid gum or eraser core or eyebrow pencil refill or lipstick core.Above-mentioned hollow bar inwall is provided with internal thread tooth length and moulds pipe, the above-mentioned short pen core socket that is provided with three different bores in the pipe of moulding of outer silk tooth.
Embodiment 4
Comprise the first pen core, the second pen core and hollow bar, it is inner that the first pen core and the second pen core are arranged at the hollow bar, it is characterized in that described hollow bar inwall is provided with the internal thread tooth, hollow bar left part one end connects the first swivel head by the first jockey, hollow bar right part one end connects the second swivel head by the second jockey, the first pen core left part one end stretches out first and rotates swivel head, the first pen core outside is provided with the outer silk tooth that matches with internal thread tooth on the hollow bar inwall, the second pen core right part one end stretches out second and rotates swivel head, the second pen core outside is provided with the outer silk tooth that matches with internal thread tooth on the hollow bar inwall, and described the first pen core and the second pen core are shaped as non-cylindrical.The first above-mentioned pen core and the second pen core are shaped as triangle or square or oval or other shapes with corner angle.The first above-mentioned pen core or the second pen core all can replace with resin pen core or Neutral ball-point for ball-point pen or graphite pen core or colored core or wax crayon or chalk or solid gum or eraser core or eyebrow pencil refill or lipstick core.Above-mentioned hollow bar inwall is provided with internal thread tooth length and moulds pipe, the short pen core socket that respectively is provided with three different bores in the pipe of moulding of first and second outer above-mentioned teeth.
The outer silk tooth of embodiment 1 ~ 4 is short moulds the pipe cutaway view as shown in Figure 7.
Constructing apparatus
Swivel head: the swivel head outside is nib shape and kayser penholder connector, and internals are blocked the non-cylindrical pen core, easily does 360 ℃ of left rotation and right rotation motions, and drives the pen core running.
Connector: block rotary head, the locking penholder.
The hollow penholder is wooden, the system of moulding, metal-made, as required corresponding amplification increase thick or shorten subtract thin.
Internal thread tooth length is moulded pipe and is bonded in the hollow penholder;
The short pipe of moulding of outer silk tooth: be installed in internal thread tooth length and mould in the pipe;
One of non-cylinder pen core is stuck on the nib swivel head, and tooth is short moulds in the pipe for the outer silk of insertion.
Afterbody is installed traditional leather point aluminium cover or cresting spare or double end.
Operation principle, as shown in Figure 6:
1. latchable penholder and drive pen core and revolve.
The pen core kayser outside silk tooth is short moulds in the pipe, pen core rotarily drives the short pipe of moulding and advances and retreat along the penholder rib-loop.
3. mould the pipe lifting facilitate pen core to stretch out or the retraction penholder in.
Other wooden penholder in this way needs in addition then mould with internal thread tooth length that rib-loop is laid in the rod in the pipe racks, and increases the jockey swivel head and connect penholder.
Operation instruction:
Pen core is installed: the short pipe of moulding of outer silk tooth is threaded to front end or screws out the short pen core socket locking of moulding pipe of silk tooth outside pen core is inserted from front end;
Pen core reveals in point or the retraction penholder: can finish with suitable, counter clockwise direction left rotation and right rotation by writing people's wish.
Pen core is changed: change corresponding short pipe and the swivel head moulded of outer silk tooth according to different pen cores.
Different bore pen cores are changed:
The single head pen can insert the pen core of three kinds of different bores;
Two-headed pen can insert the pen core of six kinds of different bores.
Exceed franchise and then change short pipe and the swivel head moulded of outer silk tooth.
Claims (10)
1. automatic pencil of heavy caliber, comprise pen core (1), hollow bar (4) and tail are decorated (7), pen core (1) is arranged at hollow bar (4) inside, hollow bar (4) afterbody one end connects tail and decorates (7), it is characterized in that described hollow bar (4) inwall is provided with the internal thread tooth, the short pipe (6) of moulding of pen core afterbody one end connection outside screw tooth, pen core top one end stretches out swivel head (2), outer silk tooth is short to be moulded pipe (6) and matches with internal thread tooth on hollow bar (4) inwall, swivel head (2) connects hollow bar (4) by jockey (3), and described pen core (1) is shaped as non-cylindrical.
2. automatic pencil of heavy caliber, comprise pen core, hollow bar and tail decoration, it is inner that pen core is arranged at the hollow bar, hollow bar afterbody one end connects tail and decorates, it is characterized in that described hollow bar inwall is provided with the internal thread tooth, swivel head connects the hollow bar by jockey, and the described pen core outside is provided with the outer silk tooth that matches with internal thread tooth on the hollow bar inwall, pen core top one end stretches out swivel head, and pen core is shaped as non-cylindrical.
3. the automatic pencil of a kind of heavy caliber as claimed in claim 1 or 2, it is characterized in that described pen core is shaped as triangle or square or oval or other shapes with corner angle, described pen core can replace with resin pen core or Neutral ball-point for ball-point pen or graphite pen core or colored core or wax crayon or chalk or solid gum or eraser core or eyebrow pencil refill or lipstick core.
4. the automatic pencil of a kind of heavy caliber as claimed in claim 1 or 2 is characterized in that described hollow bar inwall is provided with internal thread tooth length and moulds pipe.
5. the automatic pencil of a kind of heavy caliber as claimed in claim 1 or 2 is characterized in that the short pen core socket that is provided with three different bores in the pipe of moulding of described outer silk tooth.
6. automatic pencil of heavy caliber double end, comprise the first pen core (1a), the second pen core (1b) and hollow bar (4), the first pen core (1a) and the second pen core (1b) are arranged at hollow bar (4) inside, it is characterized in that described hollow bar (4) inwall is provided with the internal thread tooth, hollow bar (4) left part one end connects the first swivel head (2a) by the first jockey (3a), hollow bar (4) right part one end connects the second swivel head (2b) by the second jockey (3b), the first pen core (1a) left part one end stretches out first and rotates swivel head (2a), the first pen core (1a) right part one end connects first outer short pipe (6a) of moulding of tooth, first outer tooth be short to be moulded pipe (6a) and matches with internal thread tooth on hollow bar (4) inwall, the second pen core (1b) right part one end stretches out second and rotates swivel head (2b), the second pen core (1b) left part one end connects second outer short pipe (6b) of moulding of tooth, second outer tooth be short to be moulded pipe (6b) and matches with internal thread tooth on hollow bar (4) inwall, and described the first pen core (1a) and the second pen core (1b) are shaped as non-cylindrical.
7. automatic pencil of heavy caliber double end, comprise the first pen core, the second pen core and hollow bar, it is inner that the first pen core and the second pen core are arranged at the hollow bar, it is characterized in that described hollow bar inwall is provided with the internal thread tooth, hollow bar left part one end connects the first swivel head by the first jockey, hollow bar right part one end connects the second swivel head by the second jockey, the first pen core left part one end stretches out first and rotates swivel head, the first pen core outside is provided with the outer silk tooth that matches with internal thread tooth on the hollow bar inwall, the second pen core right part one end stretches out second and rotates swivel head, the second pen core outside is provided with the outer silk tooth that matches with internal thread tooth on the hollow bar inwall, and described the first pen core and the second pen core are shaped as non-cylindrical.
8. such as claim 6 or the automatic pencil of 7 described a kind of New Large Caliber double ends, it is characterized in that described the first pen core and the second pen core are shaped as triangle or square or oval or other shapes with corner angle, described the first pen core or the second pen core all can replace with resin pen core or Neutral ball-point for ball-point pen or graphite pen core or colored core or wax crayon or chalk or solid gum or eraser core or eyebrow pencil refill or lipstick core.
9. such as claim 6 or the automatic pencil of 7 described a kind of New Large Caliber double ends, it is characterized in that described hollow bar inwall is provided with internal thread tooth length and moulds pipe.
10. such as claim 6 or the automatic pencil of 7 described a kind of New Large Caliber double ends, it is characterized in that short pipe and the second outer short pen core socket that respectively is provided with three different bores in the pipe of moulding of tooth moulded of described first outer tooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220297995 CN202641099U (en) | 2012-06-25 | 2012-06-25 | Large-caliber automatic lead pencil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220297995 CN202641099U (en) | 2012-06-25 | 2012-06-25 | Large-caliber automatic lead pencil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202641099U true CN202641099U (en) | 2013-01-02 |
Family
ID=47410256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220297995 Expired - Lifetime CN202641099U (en) | 2012-06-25 | 2012-06-25 | Large-caliber automatic lead pencil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202641099U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102689546A (en) * | 2012-06-25 | 2012-09-26 | 上海大华文具体育用品厂有限公司 | Large-caliber automatic core pencil |
| CN104773008A (en) * | 2015-03-12 | 2015-07-15 | 余建强 | Method for manufacturing environment-friendly penholder and pen cap of gel pen |
| CN109968867A (en) * | 2017-12-28 | 2019-07-05 | 易华 | A kind of production method of children special-purpose extensible automatic pencil |
-
2012
- 2012-06-25 CN CN 201220297995 patent/CN202641099U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102689546A (en) * | 2012-06-25 | 2012-09-26 | 上海大华文具体育用品厂有限公司 | Large-caliber automatic core pencil |
| CN104773008A (en) * | 2015-03-12 | 2015-07-15 | 余建强 | Method for manufacturing environment-friendly penholder and pen cap of gel pen |
| CN109968867A (en) * | 2017-12-28 | 2019-07-05 | 易华 | A kind of production method of children special-purpose extensible automatic pencil |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130102 |
|
| CX01 | Expiry of patent term |