CN106696516A - Automatic pencil - Google Patents
Automatic pencil Download PDFInfo
- Publication number
- CN106696516A CN106696516A CN201710048574.XA CN201710048574A CN106696516A CN 106696516 A CN106696516 A CN 106696516A CN 201710048574 A CN201710048574 A CN 201710048574A CN 106696516 A CN106696516 A CN 106696516A
- Authority
- CN
- China
- Prior art keywords
- plastics
- liner bar
- mechanical pencil
- lower beam
- connecting portion
- 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.)
- Granted
Links
- 229920003023 plastic Polymers 0.000 claims abstract description 71
- 239000004033 plastic Substances 0.000 claims abstract description 71
- 238000010276 construction Methods 0.000 claims description 12
- 238000001746 injection moulding Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 2
- 238000004026 adhesive bonding Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 230000007812 deficiency Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K3/00—Nib holders
- B43K3/04—Nib holders with retractable nibs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K24/00—Mechanisms for selecting, projecting, retracting or locking writing units
Abstract
The invention provides an automatic pencil. The automatic pencil comprises an upper rod, a lower rod, a refill and a pencil mouth. The automatic pencil is characterized in that a plastic upper lining rod is installed in the upper rod, and a plastic inner lower rod is installed in the lower rod; and a clamping joint and a sleeve joint are installed between the upper rod and the lower rod, the clamping joint is connected with the upper rod through a first connecting portion, and the clamping joint and the plastic inner lower rod are connected together through a second connecting portion; the pencil mouth and the plastic inner lower rod are connected together through a third connecting portion; the first connection portion, the second connecting portion and the third connecting portion are connected in a threaded connection mode; and furthermore, the clamping joint is connected with the plastic upper lining rod. The threaded connection mode is more stable compared with a traditional glue bonding, debonding caused in the using process of the automatic pencil or during refill replacing is avoided, it is ensured that the automatic pencil is not bent and deformed during using, and the service life of the automatic pencil is prolonged.
Description
Technical field
The present invention relates to a field, and in particular to a kind of mechanical pencil.
Background technology
Now traditional on the market mechanical pencil is as shown in figure 1, concrete structure includes upper boom 1, lower beam 2, pen core 21 and pen
Mouth 3.
Traditional mechanical pencil is generally provided with pen clip 14 and upper sieve 13 in the end of upper boom 1, and pen clip 14 is solid by screw 12
Be scheduled on the top of sieve 13, and the bottom of upper sieve 13 is connected with upper boom 1 by first connecting portion position 51 so that pen clip 14, on
Sieve 13 is connected as a single entity with upper boom, further, since the pen clip 14 of traditional mechanical pencil itself causes bullet due to the mode that screw is fixed
Property is greatly reduced, therefore, between screw 12 and upper sieve 13, in addition it is also necessary to plus spring 11, to ensure the elasticity of pen clip.
Plastic clip section 23 and set section 24 are provided between upper boom 1 and lower beam 2, set section 24 is with upper boom 1 by second connecting portion position
52 connections, plastic clip section 23 is connected with lower beam 2 by the 3rd connecting portion 53, and plastic clip section 23 threadably connects with movement 22
Connect, so that realize that lower beam links together, and pen core 21 is flexible from a mouth 3；Mouth 3 by the 4th connecting portion 54 with
Lower beam 2 links together.
Further, first to fourth connecting portion all relies on glue bonding, but so easily in the use of mechanical pencil
During or in refill, cause degumming, service life is substantially reduced.And, easily made using the mechanism of glue bonding
Into the bending of whole mechanical pencil handwriting, the service life of mechanical pencil is not only reduced, and user can be also given in routine use
Make troubles.
Additionally, pen clip 14 increases elastic force by spring 11, this structure is easily influenceed by manual assembly and is caused elastic force
Deficiency, in-convenience in use.
The content of the invention
It is an object of the invention in order to overcome the disadvantages mentioned above of existing production technology, there is provided a kind of mechanical pencil, the present invention
The technical scheme for using for：
A kind of mechanical pencil, including upper boom, lower beam, pen core and a mouth, it is characterised in that：The upper boom is internally provided with plastics
Liner bar, is provided with lower beam in plastics in the lower beam, be provided between the upper boom and lower beam Ka Jie with set save, it is described set section with
Upper boom is connected by first connecting portion position, and the card section is linked together with lower beam in plastics by second connecting portion position, described
Mouth is linked together with lower beam in plastics by the 3rd connecting portion；
First, second, third connecting portion is connected with thread connecting mode；
Further, the card section is connected with liner bar on plastics.
Preferably, movement is also arranged with liner bar on the plastics, the card section is and the machine in liner bar on plastics
Core is threadably connected, and the pen core lower end is set in movement, and spring is arranged with pen core, specifically, the pen core
Upper part is each passed through lower beam in plastics, spring and a mouth.
Preferably, the upper boom end is provided with sieve and pen clip, and the pen clip is interspersed on the inside of sieve and plastics
Liner bar is connected；Liner bar is elastic construction near one end of upper sieve on the plastics.
Preferably, upper sieve is connected with liner bar on plastics with thread connecting mode.
Preferably, the elastic construction and liner bar integrated injection molding on plastics, are arranged on the sky of liner bar on plastics
Inside chamber, a hollow cylinder is formed.
Preferably, the pen clip is integrated with liner bar on plastics by screw connection, specially：The nut of screw is stuck in
On the hollow circuit cylinder that elastic construction is constituted, its bolt passes through hollow circuit cylinder, and pen clip is fixed on plastics on liner bar.
Preferably, the upper boom end is provided with sieve and pen clip, and the pen clip is set on plastics on liner bar；Enter one
Step, upper sieve is connected with liner bar on plastics with thread connecting mode.
Preferably, it is additionally provided with convex site on liner bar on the plastics.
Beneficial effects of the present invention are：
1st, the first to the 3rd all threaded connections of connecting portion, upper sieve is also to be connected with thread connecting mode with upper boom.Screw thread
Connected mode compared to traditional glue bonding, it is more stable, and avoid during the use of mechanical pencil or replacing
The degumming caused during pen core, it is ensured that mechanical pencil during use will not flexural deformation, improve the use longevity of mechanical pencil
Life.
2nd, on plastics in liner bar elastic construction setting, eliminate in traditional mechanical pencil structure strengthens pen clip using spring
The setting of elasticity, on the one hand, avoid the deficiency of the elastic force that manual assembly error is caused, the steady of structure of pen holder is also enhanced in addition
It is qualitative.
Brief description of the drawings
Fig. 1 is the sectional view of traditional mechanical pencil.
Fig. 2 is the sectional view of mechanical pencil embodiment 1 of the present invention.
Fig. 3 is liner bar sectional view on the plastics of mechanical pencil embodiment 1 of the present invention.
Fig. 4 is liner bar sectional view on the plastics with convex site of mechanical pencil embodiment 1 of the present invention.
Fig. 5 is the sectional view of mechanical pencil embodiment 2 of the present invention.
Specific embodiment
The present invention is explained below.
Embodiment 1：
As in Figure 2-4, mechanical pencil of the present invention includes upper boom 1, lower beam 2, pen core 3 and a mouth 4.The upper boom end is provided with
Upper sieve 12 and pen clip 13, are additionally provided with liner bar 14 on plastics inside the upper boom, pen clip 13 be interspersed in the inside of sieve 12 with
Liner bar 14 is connected on plastics；Liner bar 14 is elastic construction 141 near one end of upper sieve 12 on the plastics, is used to increase
The elastic force of pen clip, the elastic construction 141 and the integrated injection molding of liner bar 14 on plastics, are arranged on liner bar 14 on plastics
Cavity inside, forms a hollow cylinder.Further, the pen clip 13 is connected as with liner bar 14 on plastics by screw 11
Integrally, specially：The nut of screw 11 is stuck on the hollow circuit cylinder of the composition of elastic construction 141, and its bolt passes through hollow circuit cylinder, will
Pen clip is fixed on plastics on liner bar 14, and upper sieve 13 is connected with liner bar 14 on plastics with thread connecting mode.Bullet
Property structure 141 setting, eliminate the setting using spring enhancing pen clip elasticity in traditional mechanical pencil structure, on the one hand, avoid
The deficiency of the elastic force that manual assembly error is caused, also enhances the stability of structure of pen holder in addition.
Movement 31 is additionally provided with the upper boom 1, the lower end of pen core 3 is then arranged in movement 31, the card of the movement 31 sets
In liner bar 14 on plastics.Card section 22 and set section 23 are provided between the upper boom 1 and lower beam 2, card section 22 is with movement 31 with spiral shell
The connected mode connection of line, set section 23 is connected with upper boom 1 by first connecting portion position 51.
Be provided with lower beam 21 in plastics in the lower beam 2, the upper part of pen core 3 through lower beam 21 in plastics, spring 32,
And a mouth 4.The card section 22 52 is linked together with lower beam in plastics 21 by second connecting portion position, described mouth 4 and is moulded
Lower beam 21 is linked together by the 3rd connecting portion 53 in material, and upper boom 1 and lower beam 2 are by upper sieve 3, card section 22, set section 23
And the squeeze pressure between a mouth 4, it is securely seated between together.When using mechanical pencil, gently rotate counterclockwise upper boom 1, on
Bar 1 can drive the screw thread between the meeting of movement 31 edge and card section 22 to move up, and now spring 32 is compressed, so as to pen core 3 be released
The oral area of mouth 4；When the upper boom 1 that turns clockwise, the screw thread that movement 31 can be between edge and card section 22 is moved down, and spring is also pushed away simultaneously
Core of starting writing does downward motion, so as to realize the retraction mouth 4 of pen core 3.
Further, the first to the 3rd all threaded connections of connecting portion, the connected mode of screw thread is compared to traditional glue
Water is bonded, more stable, and is avoided in the degumming caused during the use of mechanical pencil or in refill, it is ensured that from
Start writing during use will not flexural deformation, improve the service life of mechanical pencil.
Additionally, convex site 142 is additionally provided with plastics on liner bar 14, to adapt to the upper boom being relatively large in diameter.
Embodiment 2：
As shown in figure 5, mechanical pencil of the present invention includes upper boom 21, lower beam 22, pen core 23 and a mouth 24.The upper boom end is set
There are upper sieve 212 and pen clip 213, liner bar 214 on plastics is additionally provided with inside the upper boom, pen clip 213 is set in interior on plastics
On lining bar 214；Liner bar 214 is elastic construction 2141 near one end of upper sieve 212 on the plastics, is used to increase the bullet of pen clip
Power, the elastic construction 2141 and the integrated injection molding of liner bar 214 on plastics, are arranged on the cavity of liner bar 214 on plastics
Inside, forms a hollow cylinder.Further, upper sieve 213 is connected with liner bar 214 on plastics by screw thread, will
Pen clip 213 is securely seated between in handwriting, and elastic construction setting, eliminate in traditional mechanical pencil structure is strengthened using spring
The setting of pen clip elasticity, on the one hand, avoid the deficiency of the elastic force that manual assembly error is caused, structure of pen holder is also enhanced in addition
Stability.
Movement 231 is additionally provided with the upper boom 21, the lower end of pen core 23 is then arranged in movement 231, the movement 231
It is fastened on plastics in liner bar 214.Be provided between the upper boom 21 and lower beam 22 card section 222 with set section 223, card section 222 with
Movement 231 is connected with the connected mode of screw thread.Set section 223 is connected with upper boom 21 by first connecting portion position 251.
Lower beam 221 in plastics are provided with the lower beam 22, the upper part of pen core 23 passes through lower beam 221, bullet in plastics
Spring 232 and a mouth 24.The card section 222 is linked together with lower beam in plastics 221 by second connecting portion position 252, described
Mouth 24 is linked together with lower beam in plastics 221 by the 3rd connecting portion 253, and upper boom 21 and lower beam 22 are by upper sieve
23rd, the squeeze pressure between card section 222, set section 223 and a mouth 24, is securely seated between together.When using mechanical pencil, gently
Rotate counterclockwise upper boom 21, upper boom 21 can drive the screw thread between the meeting of movement 231 edge and card section 222 to move up, now spring 232
Compressed, so as to pen core 23 to be released the oral area of a mouth 24；When the upper boom 21 that turns clockwise, movement 231 can be along and between card section 22
Screw thread move down, spring also simultaneously pushing pen refill do downward motion, so as to realize pen core 23 retract a mouth 24.
Further, all threaded connections of first to fourth connecting portion.
The announcement and teaching of book according to the above description, those skilled in the art in the invention can also be to above-mentioned embodiment party
Formula is changed and changed.Therefore, the invention is not limited in specific embodiment disclosed and described above, to of the invention
Some modifications and changes should also be as falling into scope of the claims of the invention.Although additionally, being used in this specification
Some specific terms, but these terms are merely for convenience of description, do not constitute any limitation to the present invention.
Claims (8)
1. a kind of mechanical pencil, including upper boom, lower beam, pen core and a mouth, it is characterised in that：The upper boom is internally provided with plastics
Upper liner bar, is provided with lower beam in plastics in the lower beam, Ka Jie is provided between the upper boom and lower beam and is saved with set, the set section
It is connected by first connecting portion position with upper boom, the card section is linked together with lower beam in plastics by second connecting portion position, institute
A mouth is stated to be linked together by the 3rd connecting portion with lower beam in plastics；
First, second, third connecting portion is connected with thread connecting mode；
Further, the card section is connected with liner bar on plastics.
2. mechanical pencil as claimed in claim 1, it is characterised in that：Movement is also arranged with liner bar on the plastics, it is described
Card section is threadably connected with the movement in liner bar on plastics, and the pen core lower end is set in movement, is covered on pen core
Spring is provided with, specifically, the upper part of the pen core is each passed through lower beam in plastics, spring and a mouth.
3. mechanical pencil as claimed in claim 1 or 2, it is characterised in that：The upper boom end is provided with sieve and pen clip, described
Pen clip is interspersed in the inside of sieve and is connected with liner bar on plastics；Liner bar is elasticity near one end of upper sieve on the plastics
Structure.
4. mechanical pencil as claimed in claim 3, it is characterised in that：Upper sieve is with liner bar on plastics with thread connecting mode
It is connected.
5. mechanical pencil as claimed in claim 3, it is characterised in that：On the elastic construction and plastics liner bar integrated injection molding into
Type, is arranged on the cavity inside of liner bar on plastics, forms a hollow cylinder.
6. mechanical pencil as claimed in claim 5, it is characterised in that：The pen clip is by screw connection with liner bar on plastics
Integrally, specially：The nut of screw is stuck on the hollow circuit cylinder of elastic construction composition, and its bolt passes through hollow circuit cylinder, by pen clip
It is fixed on plastics on liner bar.
7. the mechanical pencil as described in any one of claim 1 or 2, it is characterised in that：The upper boom end is provided with sieve and pen
Folder, the pen clip is set on plastics on liner bar；Further, upper sieve with liner bar on plastics with thread connecting mode phase
Connection.
8. the mechanical pencil as described in any one of claim 1 or 2, it is characterised in that：It is additionally provided with liner bar on the plastics
Convex site.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710048574.XA CN106696516B (en) | 2017-01-23 | 2017-01-23 | Automatic pen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710048574.XA CN106696516B (en) | 2017-01-23 | 2017-01-23 | Automatic pen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106696516A true CN106696516A (en) | 2017-05-24 |
| CN106696516B CN106696516B (en) | 2024-04-26 |
Family
ID=58909271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710048574.XA Active CN106696516B (en) | 2017-01-23 | 2017-01-23 | Automatic pen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106696516B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB412376A (en) * | 1933-04-20 | 1934-06-28 | Frederick Charles Bina | Improvements in or relating to propeller pencils |
| GB806296A (en) * | 1956-08-16 | 1958-12-23 | Penkala Products Ltd | Improvements in writing instruments |
| JPH07323689A (en) * | 1994-06-02 | 1995-12-12 | Mitsubishi Pencil Co Ltd | Ballpoint pen |
| CN201325243Y (en) * | 2008-12-02 | 2009-10-14 | 张强 | Novel rotating pen without cap |
| US20100150639A1 (en) * | 2008-12-11 | 2010-06-17 | Surefire, Llc | Adjustable cartridge pen housing |
| CN201833701U (en) * | 2010-05-18 | 2011-05-18 | 吴冬冬 | Rotary propelling pencil |
| CN203995249U (en) * | 2014-09-01 | 2014-12-10 | 上海万通文具有限公司 | A kind of pen with touch screen head |
| CN206733879U (en) * | 2017-01-23 | 2017-12-12 | 邹亮华 | A kind of mechanical pencil |
-
2017
- 2017-01-23 CN CN201710048574.XA patent/CN106696516B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB412376A (en) * | 1933-04-20 | 1934-06-28 | Frederick Charles Bina | Improvements in or relating to propeller pencils |
| GB806296A (en) * | 1956-08-16 | 1958-12-23 | Penkala Products Ltd | Improvements in writing instruments |
| JPH07323689A (en) * | 1994-06-02 | 1995-12-12 | Mitsubishi Pencil Co Ltd | Ballpoint pen |
| CN201325243Y (en) * | 2008-12-02 | 2009-10-14 | 张强 | Novel rotating pen without cap |
| US20100150639A1 (en) * | 2008-12-11 | 2010-06-17 | Surefire, Llc | Adjustable cartridge pen housing |
| CN201833701U (en) * | 2010-05-18 | 2011-05-18 | 吴冬冬 | Rotary propelling pencil |
| CN203995249U (en) * | 2014-09-01 | 2014-12-10 | 上海万通文具有限公司 | A kind of pen with touch screen head |
| CN206733879U (en) * | 2017-01-23 | 2017-12-12 | 邹亮华 | A kind of mechanical pencil |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106696516B (en) | 2024-04-26 |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |