CN106585182A - Mechanical pencil for preventing pencil lead break - Google Patents
Mechanical pencil for preventing pencil lead break Download PDFInfo
- Publication number
- CN106585182A CN106585182A CN201611221038.7A CN201611221038A CN106585182A CN 106585182 A CN106585182 A CN 106585182A CN 201611221038 A CN201611221038 A CN 201611221038A CN 106585182 A CN106585182 A CN 106585182A
- Authority
- CN
- China
- Prior art keywords
- pencil
- lead
- point set
- core pipe
- pressing plate
- 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
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K21/00—Propelling pencils
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- Drawing Aids And Blackboards (AREA)
Abstract
The invention discloses a mechanical pencil for preventing a pencil lead break, and relates to the field of stationery. The mechanical pencil for preventing the pencil lead break comprises a penholder and a lead pipe through the penholder. The bottom of the lead pipe is in a threaded connection with a thread groove of a pencil point sleeve, and a pencil cap is inserted on the top of the lead pipe. A lead protection pipe is fixed under the bottom of the pencil point sleeve. The mechanical pencil for preventing the pencil lead break is characterized in that the lower part of a locking tooling groove of the pencil point sleeve is slidingly and hermetically fitted with a pressure plate, and the upper part of the locking tooling groove is in a threaded connection with a compaction device, wherein the compaction device is in contact with the pressure plate for cooperation; bulges are symmetrically distributed on the side walls of the pressure plate; vertical grooves A are arranged at the inner side walls of the pencil point sleeve; the bulges are slidingly fitted with the vertical grooves A; the bottom end of the pressure plate and the top end of the lead protection pipe are connected by a sealed hose; and powdery infillings are filled in a hollow cavity between the sealed hose and the pencil point sleeve. The mechanical pencil for preventing the pencil lead break has the advantages that the extra space in the hollow pencil point sleeve can be filled without changing the main structure of the mechanical pencil in the prior art, and the movable range of the pencil lead in the pencil point sleeve can be reduced, so that the occurrence of the pencil lead break can be effectively reduced.
Description
Technical field
The present invention relates to Writing instrument technical field.
Background technology
, used as the stationery commonly used in daily learning life, technology is very ripe for propelling pencil, in the market automatic
Pencil species is various, Various Functions.But during routine use, all unavoidable situation that disconnected core occurs, for example
When lead for retractable pencil is installed, position correspondence is not that the especially good lead for retractable pencil that will result in directly breaks in point set.Or when propelling pencil falls
During ground, it is easy to cause the lead for retractable pencil in point set to be broken into many sections.Reason is the presence of gap between lead for retractable pencil and retaining core pipe, is added
Point set is hollow-core construction so that lead for retractable pencil can carry out the movement on certain distance in point set.
The content of the invention
The technical problem to be solved, is for above-mentioned technical deficiency, there is provided a kind of core-broken is automatic
Pencil.In the case of not changing traditional propelling pencil primary structure, redundant space in hollow point set is filled, reduces lead for retractable pencil
In the interior mobile range of point set, disconnected core situation is effectively reduced.
The technical solution used in the present invention is：A kind of core-broken propelling pencil, including penholder are provided；Passing through in penholder has core
Pipe；Core pipe bottom is threadedly coupled with the thread groove of point set, and top is plugged with the cap for brush；Point set bottom is fixed with retaining core pipe；Its feature
It is：Core pipe station groove is extended downwardly out below the thread groove of point set；Locking work is extended downwardly out below core pipe station groove
Position groove；The lower slide of locking station groove is sealed with pressing plate, and the top for locking station groove is threaded with hold down gag；Pressure
Tight device is being engaged with pressing plate；With retaining core pipe position corresponding circular hole is provided with hold down gag and pressing plate；Pressing plate side wall
On be symmetrically distributed with projection；The A chutes of vertical direction are provided with point set internal side wall；It is raised to coordinate with A slides；Pressing plate bottom
Seal tube is connected between end and retaining core pipe top；Fleur is filled with cavity between seal tube and point set.
Further optimize the technical program, the hold down gag of core-broken propelling pencil is to be connected with point set inner thread
A pressure strips；Driving lever is fixed with the wall of A pressure strips side；B chutes corresponding with driving lever position are provided with point set side wall；Driving lever and B
Slide coordinates.
Further optimize the technical program, the hold down gag of core-broken propelling pencil is included wedge-shaped bolt and covered with point
The B pressure strips of inner thread connection；Wedge-shaped bolt is fixedly connected with the dop bottom of core pipe bottom；It is provided with B pressure strips and wedge
The corresponding cylinder jack of shape snibbing position；Torsion spring is installed between B pressure strips bottom and pressing plate intermediate groove bottom.
Further optimize the technical program, be taper corresponding with point set shape on the inside of the cap for brush of core-broken propelling pencil,
Inside top is rotatably connected to pencil sharpener；Pencil sharpener top is fixed with connecting shaft；Through at the top of the cap for brush, top is fixed with connecting shaft
Runner.
It is of the invention compared with traditional propelling pencil, its advantage is：
1st, in the case of not changing traditional propelling pencil primary structure, redundant space in point set is filled, is significantly reduced
Movable distance of the lead for retractable pencil in point set, effectively reduces the situation of disconnected core；Pressing plate can be moved up and down in point set, coordinated and compressed
Device is used, and is increased the tightness degree of fleur in point set, is made fleur too loose, it is ensured that effectively by lead for retractable pencil
It is fixed；Sharp sleeving inner space filling can be made more complete using fleur；Seal tube is prevented from no lead in point set
During core, point set is filled up completely with by fleur, it is ensured that lead for retractable pencil being capable of normal mounting；
2nd, stir driving lever, it is possible to achieve adjust impaction state of the pressing plate to fleur manually；And pressure strip is interior with point set
Wall is threaded connection, with certain auto-lock function while moving press plates；
3rd, wedge-shaped bolt coordinates jack to use, and realizes the linkage of hold down gag and dop, the compression of fleur and release in fact
Now automatically adjust, using more convenient；
4th, pencil sharpener is combined with propelling pencil, realizes semi-automatic cutting pen.
Description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of automatic impaction mode of the present invention；
Fig. 3 is the structural representation of manual compression mode of the present invention；
Fig. 4 is the sectional view of automatic impaction mode of the present invention；
Fig. 5 is the sectional view of manual compression mode of the present invention；
Fig. 6 is top cross-sectional view of the present invention；
In figure, 1, penholder；2nd, core pipe；3rd, point set；4th, the cap for brush；5th, retaining core pipe；6th, pressing plate；7th, circular hole；8th, it is raised；9th, A chutes；
10th, seal tube；11st, fleur；12nd, A pressure strips；13rd, driving lever；14th, B chutes；15th, wedge-shaped bolt；16th, dop；17、
Cylinder jack；18th, torsion spring；19th, pencil sharpener；20th, connecting shaft；21st, runner；22nd, thread groove；23rd, core pipe station groove；24th, lock
Station groove；25th, cavity；26th, B pressure strips.
Specific embodiment
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
As shown in figures 1 to 6, core-broken propelling pencil, including penholder 1；Passing through in penholder 1 has core pipe 2；2 bottom of core pipe and point
The thread groove 22 of set 3 is threadedly coupled, and top is plugged with the cap for brush 4；3 bottoms of point set are fixed with retaining core pipe 5；It is characterized in that：Point set 3
The lower section of thread groove 22 extend downwardly out core pipe station groove 23；The lower section of core pipe station groove 23 extends downwardly out locking station groove
24；The lower slide of locking station groove 24 is sealed with pressing plate 6, and the top for locking station groove 24 is threaded with compression dress
Put；Hold down gag is being engaged with pressing plate 6；With retaining core pipe 5 position corresponding circular hole 7 is provided with hold down gag and pressing plate 6；
Raised 8 are symmetrically distributed with 6 side wall of pressing plate；The A chutes 9 of vertical direction are provided with point 3 internal side walls of set；Projection 8 and A chutes 9
It is slidably matched；6 bottom of pressing plate and retaining core pipe are connected with seal tube 10 between 5 top；Sky between seal tube 10 and point set 3
Fleur 11 is filled with chamber 25；The hold down gag is the A pressure strips 12 being connected with point 3 inner threads of set；A pressure strips
Driving lever 13 is fixed with 12 side walls；B chutes corresponding with 13 position of driving lever 14 are provided with point 3 side walls of set；Driving lever 13 and B chutes 14
It is slidably matched；The B pressure strips 26 that the hold down gag is included wedge-shaped bolt 15 and is connected with point 3 inner threads of set；Wedge-shaped bolt
15 are fixedly connected with 16 bottom of dop of 2 bottom of core pipe；It is provided with cylinder corresponding with 15 position of wedge-shaped bolt to insert on B pressure strips 26
Hole 17；26 bottom of B pressure strips and pressing plate are provided with torsion spring 18 between 6 intermediate groove bottom；On the inside of the cap for brush 4 it is and point 3 shapes of set
Corresponding taper, inside top are rotatably connected to pencil sharpener 19；19 top of pencil sharpener is fixed with connecting shaft 20；Connecting shaft 20 is passed through
At the top of the cap for brush 4, top is fixed with runner 21.
The structure of the present invention is not different with traditional propelling pencil, is existing mature technology, and difference is point set 3.
State shown in figure is core pipe 2 and presses down on, and dop 16 stretches out, that is, install the state of lead for retractable pencil.
Embodiment one, as shown in Fig. 3, Fig. 5, when coordinating with the shaft of a writing brush from the point set 3 for controlling manually, carries out lead for retractable pencil installation
When, driving lever 13 first to be stirred, A pressure strips 12 are moved up, the pressure on pressing plate 6 reduces, the fleur 11 below pressing plate 6
In loose condition (of surface), then carry out and traditional approach identical lead for retractable pencil installation process, lead for retractable pencil successively from retaining core pipe 5, seal tube 10,
Pass through in dop 16, enter in core pipe 2.
After lead for retractable pencil installation, opposite direction stirs driving lever 13, and A pressure strips 12 are moved down, and band dynamic pressure plate 6 is moved downwardly together
Dynamic, pressing plate 6 presses to fleur 11, and fleur 11 is in compact state, while oppressing seal tube 10 by lead for retractable pencil bag
Firmly, reach point set 3 internal cavity, 25 complete filling of purpose, reduce lead for retractable pencil movable distance, prevent disconnected core.
Embodiment two, as shown in Figure 2, Figure 4 shows, when coordinating with the shaft of a writing brush from the point set 3 for automatically controlling, carries out lead for retractable pencil installation
When, needing to press downwards core pipe 2, dop 16 is moved down and is opened, and the wedge-shaped bolt 15 of 16 bottom of dop is moved downwardly together,
It is inserted in cylinder jack 17, because 15 bottom of wedge-shaped bolt is inclined ramp, therefore, it is possible to drive B pressure strips 26 to rotate, matches somebody with somebody
Closing screw thread moves up pressure strip 12, and the pressure on pressing plate 6 reduces, and the fleur 11 below pressing plate 6 is in loose condition (of surface),
Then carry out lead for retractable pencil installation.
After lead for retractable pencil installation, finger is unclamped, core pipe 2 is moved up, and dop 16 and wedge-shaped bolt 15 are moved upwardly together,
Wedge-shaped bolt 15 is extracted from cylinder jack 17, and in the presence of torsion spring 18, B pressure strips 26 are rotated, and matching thread is moved down,
Compressing pressing plate 6 is moved down, and fleur 11 is pressed.
It should be noted that 15 inclined ramp of wedge-shaped bolt makes the direction that B pressure strips 26 are rotated compress B with torsion spring 18
It is in opposite direction that plate 26 is rotated, and wedge-shaped bolt 15 makes the side that B pressure strips 26 are rotated move up should B pressure strips 26.Together
When, in the state of wedge-shaped bolt 15 extracts cylinder jack 17, cylinder jack 17 should be staggered with wedge-shaped bolt 15, but be to ensure that
Wedge-shaped bolt 15 is inserted in cylinder jack 17.
In the case of using any point set 3, when carrying out cutting, the cap for brush 4 is removed, the taper in the cap for brush 4 can
It is engaged with sharp set 3, point set 3 is inserted in the caps for brush 4, with the hand-held firmly cap for brush 4 and the shaft of a writing brush, runner 21 is attached to into desktop equipotential then
Put, horizontally slip.When horizontally slipping, runner 21 is rotated, and drives the pencil sharpener 19 in the cap for brush 4 to rotate by connecting shaft 20,
Blade can be installed, it would however also be possible to employ the internal mode for pasting sand paper on pencil sharpener 19, realize the sharpening to lead for retractable pencil.Merit attention
, the length of pencil sharpener 19 is very short, because the part that retaining core pipe 5 is simply stretched out to lead for retractable pencil is fined away, so
Protection point set 3 can also be played a part of.
Claims (4)
1. a kind of core-broken propelling pencil, including penholder（1）；Penholder（1）It is interior through there is core pipe（2）；Core pipe（2）Bottom and point set
（3）Thread groove（22）Threaded connection, top is plugged with the cap for brush（4）；Point set（3）Bottom is fixed with retaining core pipe（5）；Its feature exists
In：Point set（3）Thread groove（22）Lower section extend downwardly out core pipe station groove（23）；Core pipe station groove（23）Lower section it is downward
Extend locking station groove（24）；Locking station groove（24）Lower slide be sealed with pressing plate（6）, lock station groove（24）
Top be threaded with hold down gag；Hold down gag with pressing plate（6）It is engaged；Hold down gag and pressing plate（6）On open
Have and retaining core pipe（5）The corresponding circular hole in position（7）；Pressing plate（6）Projection is symmetrically distributed with the wall of side（8）；Point set（3）Internal side wall
On be provided with the A chutes of vertical direction（9）；It is raised（8）With A chutes（9）It is slidably matched；Pressing plate（6）Bottom and retaining core pipe（5）Top
Between be connected with seal tube（10）；Seal tube（10）With point set（3）Between cavity（25）It is interior filled with fleur
（11）.
2. core-broken propelling pencil according to claim 1, it is characterised in that：The hold down gag is and point covers（3）It is interior
The A pressure strips of wall threaded connection（12）；A pressure strips（12）Driving lever is fixed with the wall of side（13）；Point set（3）It is provided with the wall of side and dials
Bar（13）The corresponding B chutes in position（14）；Driving lever（13）With B chutes（14）It is slidably matched.
3. core-broken propelling pencil according to claim 1, it is characterised in that：The hold down gag includes wedge-shaped bolt
（15）And cover with point（3）The B pressure strips of inner thread connection（26）；Wedge-shaped bolt（15）With core pipe（2）The dop of bottom（16）
Bottom is fixedly connected；B pressure strips（26）On be provided with and wedge-shaped bolt（15）The corresponding cylinder jack in position（17）；B pressure strips
（26）Bottom and pressing plate（6）Intermediate groove is provided with torsion spring between bottom（18）.
4. core-broken propelling pencil according to claim 1, it is characterised in that：The cap for brush（4）Inner side is and point set（3）Shape
Corresponding taper, inside top are rotatably connected to pencil sharpener（19）；Pencil sharpener（19）Top is fixed with connecting shaft（20）；Connecting shaft
（20）Through the cap for brush（4）Top, top are fixed with runner（21）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611221038.7A CN106585182B (en) | 2016-12-26 | 2016-12-26 | Core-broken propelling pencil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611221038.7A CN106585182B (en) | 2016-12-26 | 2016-12-26 | Core-broken propelling pencil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106585182A true CN106585182A (en) | 2017-04-26 |
| CN106585182B CN106585182B (en) | 2018-06-15 |
Family
ID=58604147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611221038.7A Active CN106585182B (en) | 2016-12-26 | 2016-12-26 | Core-broken propelling pencil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106585182B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1490013A1 (en) * | 1987-03-05 | 1989-06-30 | Ю.М.Киселев | Pencil |
| CN103042863A (en) * | 2013-01-09 | 2013-04-17 | 浙江科技学院 | Pulsation type mechanical pencil |
| CN103072403A (en) * | 2013-01-06 | 2013-05-01 | 浙江科技学院 | Automatic pencil |
| CN202952706U (en) * | 2012-12-05 | 2013-05-29 | 中国矿业大学 | Propelling pencil with difficult lead breakage |
| JP2013132843A (en) * | 2011-12-27 | 2013-07-08 | Mitsubishi Pencil Co Ltd | Writing instrument |
-
2016
- 2016-12-26 CN CN201611221038.7A patent/CN106585182B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1490013A1 (en) * | 1987-03-05 | 1989-06-30 | Ю.М.Киселев | Pencil |
| JP2013132843A (en) * | 2011-12-27 | 2013-07-08 | Mitsubishi Pencil Co Ltd | Writing instrument |
| CN202952706U (en) * | 2012-12-05 | 2013-05-29 | 中国矿业大学 | Propelling pencil with difficult lead breakage |
| CN103072403A (en) * | 2013-01-06 | 2013-05-01 | 浙江科技学院 | Automatic pencil |
| CN103042863A (en) * | 2013-01-09 | 2013-04-17 | 浙江科技学院 | Pulsation type mechanical pencil |
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| Publication number | Publication date |
|---|---|
| CN106585182B (en) | 2018-06-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180511 Address after: 362000 165 Hu Xin Village, Hu Shang Township, Anxi County, Quanzhou, Fujian Applicant after: Su Zhonghe Address before: 264404 Zeku Town, Zeku Town, Wendeng District, Weihai, Shandong Applicant before: Meng Honglin |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200910 Address after: Wendan Huakai Industrial Park, cuangen village, Qinggang Town, Yuhuan City, Taizhou City, Zhejiang Province Patentee after: Taizhou like Technology Co., Ltd Address before: 362000 165 Hu Xin Village, Hu Shang Township, Anxi County, Quanzhou, Fujian Patentee before: Su Zhonghe |
|
| TR01 | Transfer of patent right |