CN208812803U - Double end drawing pencil - Google Patents
Double end drawing pencil Download PDFInfo
- Publication number
- CN208812803U CN208812803U CN201820138609.9U CN201820138609U CN208812803U CN 208812803 U CN208812803 U CN 208812803U CN 201820138609 U CN201820138609 U CN 201820138609U CN 208812803 U CN208812803 U CN 208812803U
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- CN
- China
- Prior art keywords
- cylindrical body
- cylindrical
- pen core
- pen
- wooden penholder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Abstract
The utility model relates to a kind of double end drawing pencils, including wooden penholder A and wooden penholder B, the inside of the wooden penholder A is equipped with pen core A, the inside of the wooden penholder B is equipped with pen core B, the pen core A is different from the hardness level of pen core B, and one end of the wooden penholder A is equipped with internal screw thread, and one end of the wooden penholder B is equipped with external screw thread, the end of thread of wooden penholder A and wooden penholder B is mutually spirally connected, and the other end of the wooden penholder A and the other end of wooden penholder B are plugged with pen cap.The structure of the double end drawing pencil is simple.
Description
Technical field
The utility model relates to a kind of double end drawing pencils.
Background technique
In drawing, drawing, Wood-bar pencil is all indispensable tool.Pencil is easy to use, and can be carried around.So
And in long-term practice process, we usually can be since it is desired that carry various different model pencils simultaneously and feel cumbersome, lead
It is more that pen carries quantity;Since traditional single pencil-lead model is identical, such long pencil generally also only cuts out it
In one end use, the other end hardly cuts out use, and the pencil of same length can only use one end therein, utilizes
Rate is low, and flexibility is poor, also makes troubles to carrying.
Utility model content
In view of the deficiencies in the prior art, the technical problem to be solved by the utility model is to provide a kind of double end drawing lead
Pen, is not only simple in structure, and convenient and efficient.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is: a kind of double end drawing pencil, including wooden
The inside of penholder A and wooden penholder B, the wooden penholder A are equipped with pen core A, and the inside of the wooden penholder B is equipped with pen core B, institute
State that pen core A is different from the hardness level of pen core B, one end of the wooden penholder A is equipped with internal screw thread, and the one of the wooden penholder B
End is equipped with external screw thread, and the end of thread of wooden penholder A and wooden penholder B is mutually spirally connected, the other end of the wooden penholder A with it is wooden
The other end of penholder B is plugged with pen cap.
Preferably, the pen cap is made of Rubber cap of pen and extensible pen cap.
Preferably, the Rubber cap of pen includes the first cylindrical body, and one end of first cylindrical body is coaxially provided with for wood
First cylindrical hole of the other end insertion of penholder A processed, the other end of first cylindrical body is coaxially provided with the second cylindrical hole, described
Second cylindrical hole is equipped with rubber ontology, and the rubber ontology and the second cylindrical hole are interference fitted.
Preferably, the peripheral part of first cylindrical body is equipped with the zigzag lines for increasing friction force.
Preferably, the extensible pen cap includes the second cylindrical body, and the inner end of second cylindrical body is coaxially provided with for wood
The third cylindrical hole of the other end insertion of penholder B processed, the outer end of second cylindrical body are coaxially provided with the 4th cylindrical hole, and described the
Coaxially it is inserted with third cylindrical body in four cylindrical holes, the outer end of the third cylindrical body is coaxially provided with the 5th cylindrical hole, and described
The 4th cylindrical body is coaxially inserted in five cylindrical holes.
Preferably, the peripheral part of the third cylindrical body and the 4th cylindrical body offers the sliding slot axially extended, institute
Inner end closing, the outer end perforation of sliding slot are stated, second cylindrical body is installed with radial embedding in the aperture inward flange of the 4th cylindrical hole
Enter the sliding block of the sliding slot of third cylindrical body, the third cylindrical body is installed in the aperture inward flange of the 5th cylindrical hole and is radially inserted into
The sliding block of the sliding slot of 4th cylindrical body is equipped with bullet between the inner face of the third cylindrical body and the inner face of the 4th cylindrical hole
Spring, is equipped with spring between the inner face of the 4th cylindrical body and the inner face of the 5th cylindrical hole, second cylindrical body it is outer
End is bolted with limited cap, and the outer end face of the 4th cylindrical body and the inner face apical grafting of limited cap are limited.
Preferably, the hardness level of the pen core A and pen core B is respectively the hardness of HB and 7B or pen core A and pen core B
Grade is respectively that the hardness level of B and 6B perhaps pen core A and pen core B are respectively the hardness of 2B and 5B or pen core A and pen core B
Grade is respectively 3B and 4B.
Compared with prior art, the utility model has the following beneficial effects: the structure of the double end drawing pencil is simple, one
The double end of root pencil contains two kinds of different pen cores of hardness level, and when use can cut open use, more flexible;Carrying quantity
On, the pencil of HB-7B is reduced to 4 by 8 of script, carries more convenient.
The utility model is described in more detail with reference to the accompanying drawings and detailed description.
Detailed description of the invention
Fig. 1 is the organigram of the utility model embodiment.
Fig. 2 is the retracted position schematic diagram of extensible pen cap in the utility model embodiment.
Specific embodiment
In order to make the above-mentioned features and advantages of the utility model more obvious and understandable, special embodiment below, and cooperate attached drawing,
It is described in detail below.
As shown in Figure 1 and 2, a kind of double end drawing pencil, including wooden penholder A1 and wooden penholder B2, the wooden penholder A
Inside be equipped with pen core A3, the hardness level of the inside of the wooden penholder B equipped with pen core B4, the pen core A and pen core B is not
Together, one end of the wooden penholder A is equipped with internal screw thread 5, and one end of the wooden penholder B is equipped with external screw thread 6, wooden penholder A with
The end of thread of wooden penholder B is mutually spirally connected, and the other end of the wooden penholder A and the other end of wooden penholder B are plugged with pen
Cap.
In the utility model embodiment, the pen cap is made of Rubber cap of pen 7 and extensible pen cap 8.
In the utility model embodiment, the Rubber cap of pen includes the first cylindrical body 9, one end of first cylindrical body
It is coaxially provided with the first cylindrical hole 10 of the other end insertion for wooden penholder A, the other end of first cylindrical body is coaxially set
There is the second cylindrical hole 11, second cylindrical hole is equipped with rubber ontology 12, and the rubber ontology is matched with the second cylindrical hole interference
It closes.
In the utility model embodiment, the peripheral part of first cylindrical body is equipped with the zigzag for increasing friction force
Lines 13, convenient for the plug of Rubber cap of pen.
In the utility model embodiment, the extensible pen cap include the second cylindrical body 14, second cylindrical body it is interior
End is coaxially provided with the third cylindrical hole 15 of the other end insertion for wooden penholder B, and the outer end of second cylindrical body is coaxially set
There is the 4th cylindrical hole 16, third cylindrical body 17 is coaxially inserted in the 4th cylindrical hole, the outer end of the third cylindrical body is same
Axis is equipped with the 5th cylindrical hole 18, is coaxially inserted with the 4th cylindrical body 19 in the 5th cylindrical hole.
In the utility model embodiment, the peripheral part of the third cylindrical body and the 4th cylindrical body is offered along axial direction
The sliding slot 20 of extension, inner end closing, the outer end perforation of the sliding slot, aperture inner edge of second cylindrical body in the 4th cylindrical hole
Edge is installed with the sliding block 21 for being radially inserted into the sliding slot of third cylindrical body, aperture inner edge of the third cylindrical body in the 5th cylindrical hole
Edge is installed with the sliding block for being radially inserted into the sliding slot of the 4th cylindrical body, and the inner face of the third cylindrical body is interior with the 4th cylindrical hole
It is equipped with spring 22 between end face, spring, institute are equipped between the inner face of the 4th cylindrical body and the inner face of the 5th cylindrical hole
The outer end for stating the second cylindrical body is bolted with limited cap 23, the outer end face of the 4th cylindrical body and the inner face apical grafting of limited cap
It is limited.
In the utility model embodiment, when the extensible pen cap is shunk, the 4th cylindrical body is located in the 5th cylindrical hole, the
Three cylindrical bodies are located in the 4th cylindrical hole, and spring-compressed, limited cap and the outer end of the second cylindrical body are spirally connected, the 4th cylindrical body
The inner face apical grafting of outer end face and limited cap is limited, and can not be popped up;When the extensible pen cap stretches out, limited cap is screwed off,
Spring acts on lower third cylindrical body and the 4th cylindrical body pops up, and sliding block is limited with sliding slot, and extensible pen cap lengthens.
In the utility model embodiment, in use process, when wooden penholder A is frequently using shortening, wooden penholder B can make
Facilitate continuing to use for wooden penholder A for extension bar, when wooden penholder B is frequently using shortening, wooden penholder A can be used as extension bar
Facilitate continuing to use for wooden penholder B, it, can be by the extensible pen cap of lengthening just when wooden penholder A and wooden penholder B shortens
In gripping, facilitate continuing to use for wooden penholder.
In the utility model embodiment, the hardness level of the pen core A and pen core B are respectively HB and 7B or pen core A
Hardness level with pen core B is respectively that the hardness level of B and 6B perhaps pen core A and pen core B are respectively 2B and 5B or pen core A
Hardness level with pen core B is respectively 3B and 4B.
The utility model is not limited to above-mentioned preferred forms, anyone can obtain under the enlightenment of the utility model
Other various forms of double end drawing pencils out.All equivalent changes and modifications done according to present utility model application the scope of the patents,
The covering scope of the utility model should all be belonged to.
Claims (1)
1. a kind of double end drawing pencil, it is characterised in that: including wooden penholder A and wooden penholder B, the wooden penholder A's is interior
Portion is equipped with pen core A, and the inside of the wooden penholder B is equipped with pen core B, and the pen core A is different from the hardness level of pen core B, described
One end of wooden penholder A is equipped with internal screw thread, and one end of the wooden penholder B is equipped with external screw thread, wooden penholder A and wooden penholder B
The end of thread be mutually spirally connected, the other end of the wooden penholder A and the other end of wooden penholder B are plugged with pen cap;The pen
Cap is made of Rubber cap of pen and extensible pen cap;The Rubber cap of pen includes the first cylindrical body, and one end of first cylindrical body is same
Axis is equipped with the first cylindrical hole being inserted into for the other end of wooden penholder A, and the other end of first cylindrical body is coaxially provided with the
Two cylindrical holes, second cylindrical hole are equipped with rubber ontology, and the rubber ontology and the second cylindrical hole are interference fitted;Described
The peripheral part of one cylindrical body is equipped with the zigzag lines for increasing friction force;The extensible pen cap includes the second cylindrical body, institute
The inner end for stating the second cylindrical body is coaxially provided with the third cylindrical hole of the other end insertion for wooden penholder B, second cylindricality
The outer end of body is coaxially provided with the 4th cylindrical hole, and third cylindrical body, the third cylindricality are coaxially inserted in the 4th cylindrical hole
The outer end of body is coaxially provided with the 5th cylindrical hole, is coaxially inserted with the 4th cylindrical body in the 5th cylindrical hole;The third cylindricality
Body and the peripheral part of the 4th cylindrical body offer the sliding slot axially extended, inner end closing, the outer end perforation of the sliding slot, institute
It states the second cylindrical body and is installed with the sliding block for being radially inserted into the sliding slot of third cylindrical body in the aperture inward flange of the 4th cylindrical hole, it is described
Third cylindrical body is installed with the sliding block for being radially inserted into the sliding slot of the 4th cylindrical body in the aperture inward flange of the 5th cylindrical hole, and described
Spring, the inner face and the 5th of the 4th cylindrical body are equipped between the inner face of three cylindrical bodies and the inner face of the 4th cylindrical hole
Spring is equipped between the inner face of cylindrical hole, the outer end of second cylindrical body is bolted with limited cap, the 4th cylindrical body
Outer end face and the inner face apical grafting of limited cap limited;The hardness level of the pen core A and pen core B are respectively HB and 7B,
Perhaps it is respectively 2B and 5B that the hardness level of pen core A and pen core B, which are respectively the hardness level of B and 6B or pen core A and pen core B,
Or the hardness level of pen core A and pen core B is respectively 3B and 4B.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820138609.9U CN208812803U (en) | 2018-01-27 | 2018-01-27 | Double end drawing pencil |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820138609.9U CN208812803U (en) | 2018-01-27 | 2018-01-27 | Double end drawing pencil |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208812803U true CN208812803U (en) | 2019-05-03 |
Family
ID=66267579
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201820138609.9U Expired - Fee Related CN208812803U (en) | 2018-01-27 | 2018-01-27 | Double end drawing pencil |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN208812803U (en) |
-
2018
- 2018-01-27 CN CN201820138609.9U patent/CN208812803U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190503 Termination date: 20220127 |
|
CF01 | Termination of patent right due to non-payment of annual fee |