CN202378483U - Improved telescopic pen - Google Patents

Improved telescopic pen Download PDF

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Publication number
CN202378483U
CN202378483U CN2011205615767U CN201120561576U CN202378483U CN 202378483 U CN202378483 U CN 202378483U CN 2011205615767 U CN2011205615767 U CN 2011205615767U CN 201120561576 U CN201120561576 U CN 201120561576U CN 202378483 U CN202378483 U CN 202378483U
Authority
CN
China
Prior art keywords
pen
shaft
brush
writing brush
transmission
Prior art date
Application number
CN2011205615767U
Other languages
Chinese (zh)
Inventor
宋文德
Original Assignee
上海万通文具有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 上海万通文具有限公司 filed Critical 上海万通文具有限公司
Priority to CN2011205615767U priority Critical patent/CN202378483U/en
Application granted granted Critical
Publication of CN202378483U publication Critical patent/CN202378483U/en

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Abstract

The utility model discloses an improved telescopic pen, which comprises a pen tube, a telescopic mechanism, a pen core, a big bulge and a pen cap; the telescopic mechanism is arranged in the pen tube and comprises a structure seat fixed in the pen tube and a transmission device arranged on the structure seat and capable of keeping relative movement with the structure seat; the transmission device is connected with a small bulge; the pen core is arranged in the telescopic mechanism; the big bulge is fixedly connected at one end of the pen tube; the small bulge is contained in the big bulge and capable of extending up and down in the big bulge; the pen cap is arranged at the other end of the pen tube and used for controlling the movement of the transmission device; the pen cap comprises a fixing plug used for fixing a pen clip; a male buckle is arranged on the fixing plug; and a female buckle slot capable of being engaged with the male buckle is arranged on the structure seat relatively. According to the telescopic pen provided by the utility model, armature and the metal structural seat in the prior art are replaced by plastic engaging pieces, and thus use of increasingly expensive rare-earth material and metal material is avoided, and the production cost is reduced obviously.

Description

A kind of improved flexible pen
Technical field
The utility model relates to a kind of pen, relates in particular to a kind of improved flexible pen.
Background technology
Flexible pen is to be located at the cap for brush on the shaft of a writing brush through telescopic to control the flexible of the little packet header that can contain nib, writes or the non-state of writing thereby select to make pen to be in.In the flexible pen; Nib exposes outside big packet header always, in the time need not writing, and the cap for brush of pulling withdrawal downwards; Telescoping mechanism control through being arranged in the shaft of a writing brush pushes out the little packet header that is located in big packet header; So little packet header will be stretched out from big packet header, contains nib, is the non-state of writing thereby make nib be in invisible mode; When needs were write, upwards the cap for brush was stretched out in pulling, through telescoping mechanism and be located at big packet header and little packet header between the effect of spring make little packet header be retracted into big packet header, make nib expose outside little packet header, thereby make pen get into the state of writing.
The applicant researches and develops in flexible pen technology field has a plurality of patents; For example Chinese utility application number is that the applicant once proposed a kind of flexible pen in " flexible pen " patent of 200620045263.5; Should comprise big packet header, little packet header, pen core, the shaft of a writing brush, telescoping mechanism, the cap for brush by flexible pen; Wherein telescoping mechanism comprises that end can be connected to the transmission fork on the transmission tube one by one, is set with the pushing plug that can push transmission fork in the cap for brush.It is better through the transmission tube axially loaded gearratio that is connected with transmission fork is set through the transmission uniformity of the stressed transmission of metal tube point contact; On the structure seat jack that plugs pen core is only arranged simultaneously; This jack can be made the pen core size of any diameter specifications; Thereby avoid pen core wrong plug position, cause pen and ink to pollute.
China's utility application number is that the applicant has proposed other a kind of flexible pen in " flexible pen " patent of 201020684510.2; Comprise the shaft of a writing brush; Be arranged at the telescoping mechanism in the shaft of a writing brush, be arranged on the pen core in the telescoping mechanism, be arranged on the packet header of the shaft of a writing brush one end; Be arranged on the cap for brush that is used to control the telescoping mechanism motion of the shaft of a writing brush other end; Telescoping mechanism comprises that one is fixed on the structure seat in the shaft of a writing brush, and one is arranged on the structure seat and can keeps the transmission fork of relative motion with the structure seat, and transmission fork is fixedly connected with packet header.A patented product that should stretch has reduced the building block of a flexible writing end, saves material; Packet header is smaller and more exquisite, is convenient to improve the shape of a body, can produce the multiple flexible pen that has more visual sense of beauty; Only need back out packet header when changing pen core, can not expose internal structures such as spring, avoid causing parts to lose owing to change pen core.
But the inventor finds in further producing and studying; In the prior art, specifically referring to Fig. 1, Fig. 2, the shaft of a writing brush comes off from the cap for brush when wrapping in the little packet header for the pen core that prevents flexible pen; Tend to the pedestal on the cap for brush 8 92 is made metalwork; And the middle of the structure seat 9 in being located in the shaft of a writing brush 5 is provided with an armature keeper 91, like this like Fig. 2, when being withdrawn into the shaft of a writing brush 5 in the cap for brush 8; Armature 91 just in time is adsorbed on the pedestal 92, can not come off thereby the cap for brush 8 and the shaft of a writing brush 5 linked together firmly.Because these 2 years prices of raw and semifnished materials rise steadily; Especially the rise in price amplitude of rare earth material, metal material is bigger; Armature keeper 91 and the pedestal 92 used in the prior art all need use rare earth material and metal material; The cost price of every pen is high like this, is unfavorable for exploiting market.
The utility model content
The purpose of the utility model is the defective that exists to prior art; A kind of improved flexible pen is provided; Through changing armature in the prior art and metal structure seat into the plastic clip component; Thereby avoid the use of expensive day by day rare earth material and metal material, reduced production cost significantly, improved competitiveness of product.
In order to achieve the above object, the utility model provides following technical scheme:
A kind of improved flexible pen comprises
The shaft of a writing brush;
Be arranged at the telescoping mechanism in the said shaft of a writing brush; Said telescoping mechanism comprises that one is fixed on the structure seat in the said shaft of a writing brush, and one is arranged on the said structure seat and can keeps the transmission device of relative motion with said structure seat; Said transmission device is connected with a parcel head;
Be arranged on the pen core in the said telescoping mechanism;
Be fixedly connected on the big packet header of the said shaft of a writing brush one end;
Said little packet header is installed with in said big packet header and is flexible up and down in said big packet header;
Be arranged on the cap for brush that is used to control said actuator movement of the said shaft of a writing brush other end,
Comprise on the said cap for brush that one is used for fixing the fixedly plug of pen clip, the said fixing pin thread that is provided with beyond the Great Wall; Said relatively pin thread is provided with the box groove that can engage with said pin thread on the said structure seat.
In this patent with the armature in the flexible pen in the prior art with change the pin thread and the box groove of plastics into the metal structure seat; The snap fit of pin thread and box groove is similar to the absorption of armature and metal structure seat; When the shaft of a writing brush is withdrawn in the cap for brush; The box groove that is arranged on the shaft of a writing brush inner structure seat is fastened togather with being arranged on the pin thread of fixing beyond the Great Wall on the cap for brush each other, thereby guarantees that the shaft of a writing brush does not split away off from the cap for brush; When needs stretch out the shaft of a writing brush from the cap for brush, only need the pulling shaft of a writing brush, pin thread comes off out under the certain effect that receives external force from the box groove, thereby makes the shaft of a writing brush from the cap for brush, stretch out; The shaft of a writing brush freely stretches in the cap for brush like this, the convenient use.Certainly, in this patent, pin thread also can be arranged on the structure seat, and the box groove is arranged on to be fixed beyond the Great Wall, and effect also is the same.
Further, said pin thread is a ball bumps, the groove of said box groove for matching with said pin thread.
Further, said pin thread is the half-cylindrical pillar that a pair of centre is provided with the space, and the lower end of said pillar is provided with radial protrusion.
Pin thread and box groove can be above these two kinds of structures of listing in this patent; Simultaneously those of ordinary skills expect any all be the distortion of pin thread and box groove in this patent through the structure that engages between two parts and get loose, such as velcro etc.
Further, said transmission device is a whole transmission fork, and said whole transmission fork is provided with a boss, and said little packet header is connected on the said boss, and a spring one end is connected on the said boss, and the other end is connected on the said shaft of a writing brush.
Further, said transmission device is a split transmission fork and the transmission cylinder that is connected with said split transmission fork, and said transmission cylinder is connected on the said little packet header, and a spring one end is connected on the said little packet header, and the other end is connected on the said shaft of a writing brush.
This is two kinds of structures of drive disk assembly, and transmission fork can as a whole structure also can be the split structure, adopts when dividing body structure, and the split transmission fork will cooperate the effect that reaches whole transmission fork with transmission cylinder.
Again further, the said shaft of a writing brush is provided with the sliding device that helps that an auxiliary cap for brush slides on the shaft of a writing brush, and said to help sliding device be the sheet metal of a slice at least that is arranged on the shaft of a writing brush.
This be for make the slip of the shaft of a writing brush and the cap for brush more smooth and easy, feel is better and of being provided with helps sliding device, can certainly adopt the sliding device of helping of other structures.
Again further, said cap for brush end is provided with one and is used to prevent that the cap for brush breaks away from the snap ring of the shaft of a writing brush.
The flexible pen of the utility model is through changing armature in the prior art and metal structure seat into fastener; And fastener can adopt comparatively cheap plastic material; And can produce in a large number through mould; Thereby avoid the use of expensive day by day rare earth material and metal material, reduced production cost significantly, improved competitiveness of product.
Description of drawings
Through the description of its exemplary embodiment being carried out below in conjunction with accompanying drawing, the above-mentioned feature and advantage of the utility model will become apparent and understand easily.
Fig. 1 stretches out the structural representation of state (writing state) for flexible pen in the prior art;
Fig. 2 is the structural representation of a flexible retracted mode (the non-state of writing) in the prior art;
Fig. 3 is the overall structure sketch map of the flexible pen of the utility model;
Fig. 4 is first kind of structural representation of pin thread;
Fig. 5 is second kind of structural representation of pin thread;
Fig. 6 is the overall structure sketch map of pin thread among Fig. 5;
Fig. 7 is the structural representation of whole transmission fork.
The drawing reference numeral explanation:
The little packet header of 1-, the big packet header of 2-, 3-spring, 4-pen core, the 5-shaft of a writing brush, 6-transmission tube, 7-split transmission fork, the whole transmission fork 8-of the 71-cap for brush, 9-structure seat, 91-armature 92-pedestal 93-box groove 10-pin thread.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is done further explain.Notice, during present embodiment is described, relate to below, top, a left side or right orientation and all be meant the orientation on the accompanying drawing that these orientation descriptions only are to be the restriction to actual product in order to describe the convenience of accompanying drawing, to should not be construed as.
Fig. 3 is the flexible overall structure sketch map of the utility model.Improved flexible pen comprises the shaft of a writing brush 5; Be arranged at the telescoping mechanism in the shaft of a writing brush 5; Telescoping mechanism comprises that one is fixed on structure seat 9, in the shaft of a writing brush 5 and is arranged on the structure seat 9 and can keeps the split transmission fork 7 of relative motions with structure seat 9; Split transmission fork 7 below butts one transmission tube 6, transmission tube end, 6 below and parcel head 1 butt, a spring 3 one ends are connected on the shaft of a writing brush 5, and an end is connected on the parcel head 1; Be arranged on the pen core 4 in the telescoping mechanism; Be fixedly connected on the big packet header 2 of the shaft of a writing brush 5 one ends; Parcel head 1 is installed with in big packet header 2 and is flexible up and down in big packet header 2; Be arranged on the cap for brush 8 that is used to control 7 motions of split transmission fork of the shaft of a writing brush 5 other ends, comprise on the cap for brush 8 that one is used for fixing the fixedly plug of pen clip, the fixing pin thread 10 that is provided with beyond the Great Wall; On the structure seat 9 relatively pin thread 10 be provided with the box groove 93 that can engage with pin thread.
The flexible pen of Fig. 3 is in the state of stretching out, and this moment, parcel head 1 moved upward under the elastic force effect of spring 3, thereby pen core 4 is exposed parcel head 1, and at this moment flexible pen can be write.When needs are withdrawn the shaft of a writing brush; Move down the cap for brush 8; Even the shaft of a writing brush 5 is withdrawn in the cap for brush 8, when the shaft of a writing brush moved to certain position, the pin thread 10 on the cap for brush 8 was inserted in the box groove 93 on the shaft of a writing brush 5 inner structure seats 9; Fixedly plug on the cap for brush 8 is to lower compression split transmission fork 7 simultaneously; Make split transmission fork 7 relative structure seats 9 move downward, split transmission fork 7 drives transmission cylinders 6 like this, transmission cylinder 6 drives parcel heads 1 and moves downward, and parcel head 1 moves down and makes parcel head 1 stretch out big packet header 2 pen core 4 has been wrapped in the parcel head 1 the most at last.
In this patent, employing be split transmission fork 7, also can adopt whole transmission fork 71; Referring to accompanying drawing 7, whole transmission fork 71 is actually split transmission fork 7 and transmission cylinder 6 is combined as a whole, simultaneously below the end structure different; The termination, below of whole transmission fork 71 directly spiral connects parcel head 1; Spring 3 one ends are connected to the step part in little packet header, and the other end is connected on the shaft of a writing brush 5, and so little packet header is because be that spiral is connected on the whole transmission fork 71; Thereby make structural member still less, connect more convenient.
It should be noted that; Above content is the further explain that combines concrete embodiment that the utility model is done; The specific embodiment that can not assert the utility model only limits to this; Under the above-mentioned instruction of the utility model, those skilled in the art can carry out various improvement and distortion on the basis of the foregoing description, and these improve or distortion drops in the protection domain of the utility model.

Claims (7)

1. an improved flexible pen comprises
The shaft of a writing brush;
Be arranged at the telescoping mechanism in the said shaft of a writing brush; Said telescoping mechanism comprises that one is fixed on the structure seat in the said shaft of a writing brush, and one is arranged on the said structure seat and can keeps the transmission device of relative motion with said structure seat; Said transmission device is connected with a parcel head;
Be arranged on the pen core in the said telescoping mechanism;
Be fixedly connected on the big packet header of the said shaft of a writing brush one end;
Said little packet header is installed with in said big packet header and is flexible up and down in said big packet header;
Be arranged on the cap for brush that is used to control said actuator movement of the said shaft of a writing brush other end,
It is characterized in that:
Comprise on the said cap for brush that one is used for fixing the fixedly plug of pen clip, the said fixing pin thread that is provided with beyond the Great Wall; Said relatively pin thread is provided with the box groove that can engage with said pin thread on the said structure seat.
2. flexible pen according to claim 1, it is characterized in that: said pin thread is a ball bumps, the groove of said box groove for matching with said pin thread.
3. flexible pen according to claim 1, it is characterized in that: said pin thread is the half-cylindrical pillar that a pair of centre is provided with the space, and the lower end of said pillar is provided with radial protrusion.
4. according to the described flexible pen of the arbitrary claim of claim 1 to 3; It is characterized in that: said transmission device is a whole transmission fork; Said whole transmission fork is provided with a boss; Said little packet header is connected on the said boss, and a spring one end is connected on the said boss, and the other end is connected on the said shaft of a writing brush.
5. flexible pen according to claim 4 is characterized in that: the said shaft of a writing brush is provided with the sliding device that helps that an auxiliary cap for brush slides on the shaft of a writing brush, and said to help sliding device be the sheet metal of a slice at least that is arranged on the shaft of a writing brush.
6. flexible pen according to claim 5 is characterized in that: said cap for brush end is provided with one and is used to prevent that the cap for brush breaks away from the snap ring of the shaft of a writing brush.
7. according to the described flexible pen of the arbitrary claim of claim 1 to 3; It is characterized in that: said transmission device is a split transmission fork and the transmission cylinder that is connected with said split transmission fork; Said transmission cylinder is connected on the said little packet header; One spring, one end is connected on the said little packet header, and the other end is connected on the said shaft of a writing brush.
CN2011205615767U 2011-12-29 2011-12-29 Improved telescopic pen CN202378483U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011205615767U CN202378483U (en) 2011-12-29 2011-12-29 Improved telescopic pen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011205615767U CN202378483U (en) 2011-12-29 2011-12-29 Improved telescopic pen

Publications (1)

Publication Number Publication Date
CN202378483U true CN202378483U (en) 2012-08-15

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ID=46627004

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011205615767U CN202378483U (en) 2011-12-29 2011-12-29 Improved telescopic pen

Country Status (1)

Country Link
CN (1) CN202378483U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107538969A (en) * 2015-04-07 2018-01-05 余成鹏 A kind of pen

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107538969A (en) * 2015-04-07 2018-01-05 余成鹏 A kind of pen
CN107538969B (en) * 2015-04-07 2019-03-29 余成鹏 A kind of pen

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