Magnetic Antibreaking pen
Technical field
The present invention relates to technical field of stationery, specifically a kind of magnetic Antibreaking pen.
Background technology
Pen is the big invention of the mankind, is the instrument for writing or drawing.By nib will with coloured solid or
Liquid is on paper or gas-solid surface rendering symbol or picture.
Do now and ball pen or free ink pen are most commonly used that in work, pen core can be changed, it is easy to carry.Common structure is
Pen core is fixed structure, is equipped with the cap for brush, the nib of pen core is protected;Or push type structure is used, by by tail of starting writing
So that pen core stretches out or retracted.But, often in use, user can forget nib is retracted or the cap for brush is covered, often
The cap for brush also easily comes off, and this is easy for the state for causing the nib of pen core to protect, if pen drops to ground or hair
It is raw to hit, nib, nib are easily damaged once damaging, and pen core just can not be used, and cause waste.
The content of the invention
The present invention proposes a kind of magnetic Antibreaking pen, and good protection can not be obtained by solving the nib of pen core in the prior art
Problem.
The technical proposal of the invention is realized in this way:
A kind of magnetic Antibreaking pen, including penholder, the lower end of the penholder is provided with nib, and the upper end of the penholder is provided with tail
Lid;
The penholder is to be provided with the middle part of shutter, the shutter to set on hollow cylinder, the inwall of the penholder
It is equipped with the first reach through hole;Connecting tube is equipped with first reach through hole;The lower surface of the shutter is embedded with electromagnet;
A sliding panel is provided with above the shutter, the sliding panel can be slided up and down along the inwall of the penholder;
The tapered portion of the nib including a pointed end and the sliding tube above the tapered portion, the sliding tube
Inside the lower end for being placed in the penholder;The upper surface of the sliding tube is provided with the irony portion relative with the electromagnet;
The upper end of the connecting tube is connected with the sliding panel, the lower end of the connecting tube and the upper end phase of the sliding tube
Even;
Dynamic clamping head and quiet clamping head is provided between the upper end of the sliding tube and the shutter;
It is set battery in battery cavities, the battery cavities inside the tail-hood;
The lower end of the tail-hood is provided with fixed part, and the fixed part is placed on the inside of the penholder upper end;The penholder
Top surface is provided with the penholder second that a ring shape is provided with the penholder first electrode of a ring shape, the upper end inwall of the penholder
Be provided with electrode, the tail-hood with the penholder first electrode coordinate tail-hood first electrode and with the penholder second electrode
The tail-hood second electrode of cooperation;
The tail-hood first electrode and tail-hood second electrode are electrically connected with the battery;
The lower end of the penholder is provided with button, the penholder first electrode, button, electromagnet and penholder second electrode according to
Secondary electrical connection;
Pen core is equipped with the penholder, the pen core is arranged in the connecting tube;The tail end of the pen core is fixed on
On the tail-hood;The nib of the pen core is placed in the tapered portion.
Further, the diameter of the upper surface of the tapered portion is identical with the external diameter of the penholder, outside the sliding tube
Footpath is identical with the internal diameter of the penholder.
Further, fixed column is provided with the inside of the tail-hood, the fixed column is placed in the tail end of the pen core
Portion.
Further, the dynamic clamping head and quiet clamping head is spring.
Further, the spring is set in outside the connecting tube.
Beneficial effects of the present invention are:
The magnetic Antibreaking pen of the present invention is simple in construction, reasonable in design;Nib is pushed outwardly by dynamic clamping head and quiet clamping head, by pen core
Nib is protected, it is to avoid the damage to nib of dropping;When user is write, the finger pressing keys of user, then
Electromagnet obtains electric work, and electromagnet attracts irony portion, drives sliding tube and tapered portion to move up, the nib of pen core exposes tapered portion,
It can be write;According to user whether in the writing posture that holds a pen, to control the stretching and retraction of nib, it is to avoid pen core
Nib sustains damage when dropping or hitting;The present invention can change pen core, reuse, with low cost.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of one embodiment of the invention.
Wherein:
1st, penholder;2nd, tail-hood;3rd, pen core;4th, shutter;5th, the first reach through hole;6th, connecting tube;7th, electromagnet;8th, slide
Plate;9th, tapered portion;10th, sliding tube;11st, irony portion;12nd, dynamic clamping head and quiet clamping head;13rd, battery;14th, fixed part;15th, the electricity of penholder first
Pole, 16, penholder second electrode;17th, tail-hood first electrode;18th, tail-hood second electrode;19th, button;20th, fixed column.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
As shown in figure 1, the magnetic Antibreaking pen in the present embodiment, including penholder 1, the lower end of the penholder 1 is provided with nib, institute
The upper end for stating penholder 1 is provided with tail-hood 2.Tail-hood 2 can be fixed by common mode, and the grafting of tail-hood 2 is fixed in the present embodiment
The tail end of penholder 1, can also be screwed on the tail end of penholder 1, be convenient for changing pen core 3.
The penholder 1 is to be provided with hollow cylinder, the inwall of the penholder 1 in shutter 4, the shutter 4
Portion is provided with the first reach through hole 5;Connecting tube 6 is equipped with first reach through hole 5;The lower surface of the shutter 4 is embedded with
Electromagnet 7.
The top of the shutter 4 is provided with a sliding panel 8, and the sliding panel 8 can glide along along the inwall of the penholder 1
It is dynamic;Tapered portion 9 of the nib including a pointed end and the sliding tube 10 positioned at the top of tapered portion 9, the sliding tube
10 are placed in inside the lower end of the penholder 1;The upper surface of the sliding tube 10 is provided with the irony relative with the electromagnet 7
Portion 11.
The upper end of the connecting tube 6 is connected with the sliding panel 8, the lower end of the connecting tube 6 and the sliding tube 10
Upper end is connected;Dynamic clamping head and quiet clamping head 12 is provided between the upper end of the sliding tube 10 and the shutter 4.
The inside of tail-hood 2 is set battery 13 in battery cavities, the battery cavities;The lower end of the tail-hood 2 is provided with fixation
Portion 14, the fixed part 14 is placed on the inside of the upper end of penholder 1;The top surface of the penholder 1 is provided with the penholder of a ring shape
It is provided with the penholder second electrode 16 of a ring shape, the tail-hood 2 and sets on first electrode 15, the upper end inwall of the penholder 1
It is equipped with the tail-hood first electrode 17 coordinated with the penholder first electrode 15 and the tail-hood coordinated with the penholder second electrode 16
Second electrode 18;The tail-hood first electrode 17 and tail-hood second electrode 18 are electrically connected with the battery 13;Under the penholder 1
End is provided with button 19, and the penholder first electrode 15, button 19, electromagnet 7 and penholder second electrode 16 are sequentially connected electrically;Then
Battery 13 can be powered for electromagnet 7, and break-make is controlled by button 19.
Pen core 3 is equipped with the penholder 1, the pen core 3 is arranged in the connecting tube 6;The tail end of the pen core 3 is consolidated
It is scheduled on the tail-hood 2;The nib of the pen core 3 is placed in the tapered portion 9.
In the present embodiment, the diameter of the upper surface of the tapered portion 9 is identical with the external diameter of the penholder 1, the sliding tube
10 external diameter is identical with the internal diameter of the penholder 1.Then when moving to 1 lower end of penholder in tapered portion 9, just it can not move up again,
Play position-limiting action.
In the present embodiment, the inner side of the tail-hood 2 is provided with fixed column 20, and the fixed column 20 is placed in the pen core 3
Tail end inside, stationarity can be improved.
In the present embodiment, the dynamic clamping head and quiet clamping head 12 is spring, and the spring is set in outside the connecting tube 6.
When the present embodiment works, when user needs to be write, the finger pressing keys 19 of user, then electromagnet
7 obtain electric work, produce magnetic, and suction is produced to irony portion 11, and then drive sliding tube 10 and tapered portion 9 to move up, elastic reset
Part 12 is compressed, and the nib of pen core 3 exposes tapered portion 9, can be write;After the completion of writing, finger leaves button 19, then electric
The dead electricity of magnet 7, magnetic disappears, to irony portion 11 without suction, and now dynamic clamping head and quiet clamping head 12 resets, and promotes sliding tube 10 and tapered portion
9 are moved down, and the nib of pen core 3 is covered, played a protective role.
Whether the present embodiment is in the writing posture that holds a pen according to user, to control the stretching and retraction of nib, it is to avoid pen
The nib of core 3 sustains damage when dropping or hitting;The present invention can change pen core 3, reuse, with low cost.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God is with principle, and any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.