CN203567404U - Pencil lengthening sleeve enabling pencil stump to be fully utilized - Google Patents
Pencil lengthening sleeve enabling pencil stump to be fully utilized Download PDFInfo
- Publication number
- CN203567404U CN203567404U CN201320590585.8U CN201320590585U CN203567404U CN 203567404 U CN203567404 U CN 203567404U CN 201320590585 U CN201320590585 U CN 201320590585U CN 203567404 U CN203567404 U CN 203567404U
- Authority
- CN
- China
- Prior art keywords
- pencil
- sleeve
- cap
- pullover
- stump
- 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
Links
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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Abstract
The utility model relates to a pencil lengthening sleeve enabling a pencil stump to be fully utilized. The pencil lengthening sleeve comprises a sleeve body, a push rod, a sleeve head, a pencil cap and a spring. The pencil lengthening sleeve is characterized in that the sleeve body is a round tube, the opening in one end of the sleeve body is provided with external threads, the opening in the other end of the sleeve body is provided with internal threads, the inner cavity of the sleeve body is a cylindrical hole matched with a penholder of a pencil in diameter, the push rod is a combination body of a handle, a top block and a connecting rod, the top block is of a screw structure and is matched with the internal threads on the sleeve body, the external shape of the sleeve head is a connecting body with one end being cylindrical and the other end being conical, the internal shape of the sleeve head is a hollow body matched with the shape of the end portion of the pencil stump sharpened by a pencil sharpener in diameter, one end of the hollow body is provided with internal threads matched with the external threads on the sleeve body, and the other end of the hollow body is provided with a hole for a pencil lead to pass through. The pencil lengthening sleeve has the advantages that a great many of resources used for manufacturing pencils are saved, hand touch is good when the pencil stump is used, and finger ache is avoided.
Description
Technical field
The utility model relates to a kind of stationery, is specifically related to a kind of pencil elongated cap that makes full use of pencil stub.
Background technology
Pencil is about 17.8 centimetres conventionally, is writing implement conventional in a kind of study and work.Produce pencil China's year about hundred million left and right of 60-70, produce these pencils and need to expend more resource.Pencil in use can be shorter and shorter, when foreshortening to 6 centimetres of left and right, just becomes the pencil stub that we are commonly called as.User often feels that pencil stub is difficult to grip and can only passes into disuse, and has reduced the utilization rate of pencil, has also wasted approximately 1/3 the resources of production.
Summary of the invention
The utility model provides a kind of pencil elongated cap that makes full use of pencil stub, solves pencil stub compared with short and unworkable problem, is conducive to the pencil stub that protection is cut, and makes pencil utilization rate improve 22.5%, increases the comfort level that grips pencil stub simultaneously.
The technical solution adopted in the utility model is: a kind of pencil elongated cap that makes full use of pencil stub, comprise cover body, with the push rod that is connected of cover body one end, with overlap that the body other end is connected pullover, be enclosed within the cap for brush on pullover and be located at the spring overlapping in body inner chamber, it is characterized in that: described cover body is a pipe, one end opening is provided with external screw thread, other end opening is provided with internal thread, and its inner chamber is the cylindrical hole that a diameter and pencil holder match.
Described push rod is that an one end is handle, and the other end is jacking block, and centre is the assembly of connecting rod, and its jacking block is screw-rod structure, with overlap with it internal thread supporting.
Described pullover be that an outer shape is that one end is cylindrical, the other end is the connector of taper, interior shape is the hollow body that pencil stub end shape that a diameter and pencil sharpener are cut out matches, its one end be provided with overlap with it the supporting internal thread of external screw thread, the other end is provided with the hole by pencil-lead.
The described cap for brush is the pen cap pullover, protection pen core that can link closely.
Described spring is a cylindrical stage clip.
During use, pencil stub is inserted to cover body, then it is pullover to screw on, and screws push rod, under the effect of spring, withstands pencil stub, makes it can continue on for writing.
The beneficial effects of the utility model are: average every pencil can be used 4 centimetres more, make pencil utilization rate improve 22.5%, save the resource for the manufacture of pencil in a large number; It is firm to design, and pencil stub can in use not drop; The protection cap for brush can be protected the pencil stub of cutting; Cover body and the pullover interior cylindrical and round taper hole that attaches, be applicable to insert the pencil stub of the modal cylindrical and hexagon body in market; Make pencil stub in use have better feel and be unlikely to finger ache.
Accompanying drawing explanation:
Fig. 1 is decomposition texture schematic diagram of the present utility model.
The specific embodiment:
As shown in Figure 1, a kind of pencil elongated cap that makes full use of pencil stub, comprise cover body 1, with the push rod 2 that is connected of cover body one end, with overlap that the body other end is connected pullover 3, be enclosed within the cap for brush 4 on pullover and be located at the spring 5 overlapping in body inner chamber, it is characterized in that: described cover body 1 is a pipe, one end opening is provided with external screw thread 11, other end opening is provided with internal thread 12, and its inner chamber is the cylindrical hole 13 that a diameter and pencil holder match.
Described push rod 2 is that an one end is handle 21, and the other end is jacking block 22, and centre is the assembly of connecting rod 23, and its jacking block 22 is screw-rod structures, with overlap with it internal thread 12 supporting.
Described pullover 3 is that an outer shape is that one end is cylindrical 31, the other end is the connector of taper 32, interior shape is the hollow body 33 that pencil stub end shape that a diameter and pencil sharpener are cut out matches, its one end be provided with overlap with it the supporting internal thread 34 of external screw thread 11, the other end is provided with the hole 35 by pencil-lead.
The described cap for brush 4 is the pens cap pullover, protection pen core that can link closely.
Described spring 5 is cylindrical stage clips.
Claims (1)
1. one kind makes full use of the pencil elongated cap of pencil stub, comprise cover body (1), with the push rod (2) that is connected of cover body one end, with overlap pullover (3) that the body other end is connected, be enclosed within the cap for brush (4) on pullover and be located at the spring (5) overlapping in body inner chamber, it is characterized in that: described cover body (1) is a pipe, one end opening is provided with external screw thread (11), other end opening is provided with internal thread (12), and its inner chamber is the cylindrical hole (13) that a diameter and pencil holder match;
Described push rod (2) is that an one end is handle (21), the other end is jacking block (22), centre is the assembly of connecting rod (23), and its jacking block (22) is screw-rod structure, with overlap with it internal thread (12) supporting;
Described pullover (3) are that an outer shape is that one end is cylindrical (31), the other end is the connector of taper (32), interior shape is the hollow body (33) that pencil stub end shape that a diameter and pencil sharpener are cut out matches, its one end be provided with overlap with it the supporting internal thread (34) of external screw thread (11), the other end is provided with the hole (35) by pencil-lead;
The described cap for brush (4) is the pen cap pullover, protection pen core that can link closely;
Described spring (5) is a cylindrical stage clip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320590585.8U CN203567404U (en) | 2013-09-25 | 2013-09-25 | Pencil lengthening sleeve enabling pencil stump to be fully utilized |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320590585.8U CN203567404U (en) | 2013-09-25 | 2013-09-25 | Pencil lengthening sleeve enabling pencil stump to be fully utilized |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203567404U true CN203567404U (en) | 2014-04-30 |
Family
ID=50535156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320590585.8U Expired - Fee Related CN203567404U (en) | 2013-09-25 | 2013-09-25 | Pencil lengthening sleeve enabling pencil stump to be fully utilized |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203567404U (en) |
-
2013
- 2013-09-25 CN CN201320590585.8U patent/CN203567404U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140430 Termination date: 20150925 |
|
| EXPY | Termination of patent right or utility model |