CN202573427U

CN202573427U - Crash-proof pen

Info

Publication number: CN202573427U
Application number: CN 201220161790
Authority: CN
Inventors: 揭鸿
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-04-17
Filing date: 2012-04-17
Publication date: 2012-12-05
Anticipated expiration: 2022-04-17

Abstract

A crash-proof pen comprises a pen sheath and a pen refill arranged in the pen sheath, wherein the pen refill comprises a pen refill head and a pen oil tube; the pen refill head is provided with a baffle plate; the pen sheath comprises a pen tube, a tail cover at the tail end of the pen tube and a cone-shaped pen head at the front end of the pen tube; a spring is arranged outside the pen refill head in a sleeving manner; one end of the spring is propped against the baffle plate; the other end of the spring is propped against the inner side of the cone-shaped pen head; an opening is formed in the pen tube; a pressing block is arranged in the pen tube; one end of the pressing block extends out of the opening; and the other end of the pressing block is provided with an inclined plane which drives the pen refill to move towards the cone-shaped pen head. During use, a person holds the pen normally and presses the pressing block, so that the pen refill extends out of the pen tube under the action of axial component force of the pressing block, and the person can write normally; and when the crash-proof pen is not used, the pen refill is withdrawn into the pen sheath under the action of the restoring force of the spring, so that when the pen falls off a hand or rolling down from a desk by accident, the front side of the pen refill head cannot be collided with the ground, which avoids damage. Therefore, the crash-proof function is realized.

Description

Antibreaking pen

Technical field

The utility model relates to a kind of writing pen, is specifically related to the Antibreaking pen that can effectively protect the pen core in the pen cap.

Background technology

Pen is a human invention greatly, supplies to write or the instrument of the usefulness of painting, and solid or the liquid that how will have a color through nib is widely used in the daily life at drafting symbol or picture on the paper or on other surfaces of solids.

At present on the market free ink pen mainly is made up of a pen cap and the pen core that is arranged in the pen cap, can directly write after unpluging cap, and is more convenient; But because the pen cap normally is socketed on the pen, lose easily after access times are many, pen is easy on desk, roll; Fall on the ground, perhaps accidentally pen is fallen from eminence in use, damage easily after pen core head and the collision on the ground; Making an oil just use half just can not continue to write; In the course of time, caused the huge waste of resource, again study and work has been shone into many troubles.

At present; Antibreaking pen primary structure on the market has three kinds, is respectively to increase the weight of shaft of a writing brush rearward end, add safeguard structure, and presser type; The reliability that increases the weight of to realize the shatter-resistant function in shaft of a writing brush end is not fine; Can not guarantee that the shaft of a writing brush afterbody rate of landing is absolutely, and the frame protector can make the structural redundancy of pen, is inconvenient to use; The usefulness of a presser type posture is fixed, and causes hand tired easily.

The utility model content

The purpose of the utility model be to provide a kind of when not using pen core bounce back to the Antibreaking pen in the shaft of a writing brush automatically, thereby effectively overcome the problem of falling on the floor, to cause pen core to damage in pen because of carelessness in the routine work study.

For solving the problems of the technologies described above, the utility model provides a kind of Antibreaking pen, comprises the pen cap and is arranged on the pen core in the pen cap; Pen core comprises a pen core head and an oil pipe; The connecting portion of said pen core head and an oil pipe is provided with the baffle plate that circumferentially extends along pen core head, and the said pen cap comprises the shaft of a writing brush, be arranged on the tail-hood of shaft of a writing brush tail end and be arranged on the cone barrel nib of shaft of a writing brush front end, and the said pen core head outside is arranged with spring; One end of spring props up baffle plate, and it is inboard that the other end props up the cone barrel nib;

The grip part that adaptive people holds a pen on the said shaft of a writing brush is provided with opening, is provided with briquetting in the said shaft of a writing brush, and an end of briquetting stretches out opening, and the other end of briquetting is provided with and drives said pen core toward the mobile inclined-plane of cone barrel nib.

The utility model improves to be had, and said briquetting is positioned at the inboard part of the shaft of a writing brush and is provided with and prevents that briquetting from deviating from the rib of opening.

The utility model improves to be had, and said opening is a plurality of, and said opening is along the circumferential equidistance setting of the shaft of a writing brush.

The utility model improves to be had, and the end that said briquetting stretches out opening is provided with anti-skid design.

The utility model improves to be had, and the said shaft of a writing brush adopts with the cone barrel nib and is threaded.

The utility model improves to be had, and the set inside of the said shaft of a writing brush has gripper shoe, and the middle part of gripper shoe is provided with the opening of adaptive oil pipe, and gripper shoe leads when the shaft of a writing brush moves.

Said briquetting middle part is provided with the bar hole of pushing direction along briquetting, and the projection that stretches into bar hole is set on the said shaft of a writing brush, and when briquetting was pressed into the bottom, projection was positioned on the summit of bar hole.

The beneficial effect of the utility model is: during use, the people normally grips pen, nature push briquetting, the inclined-plane of briquetting drives pen core and moves; Pen core receives under the effect of briquetting axial thrust load and stretches out the shaft of a writing brush, and can normally write this moment, and spring compress energy storage simultaneously is not when using; Pen separates with hand, and the pressure that acts on the briquetting disappears, and pen core is owing to the restoring force effect of spring, and pen core is recycled in the pen cap; Baffle plate on the pen core moves toward the tail-hood direction, and an end of briquetting is released the pen cap, if this moment, meaning of a passage was outer from coming off on hand or when desk tumbled, pen core head had been received the protection of the shaft of a writing brush; Can positively not collide with ground and shine into damaging, realize the function of its shatter-resistant, it is simple in structure; Easy to use, whole process is ergonomic more, simple science, safe and reliable.

Description of drawings

Accompanying drawing 1 is the front view of the Antibreaking pen of the utility model;

Accompanying drawing 2 is the partial sectional view of the Antibreaking pen of the utility model;

Accompanying drawing 3 is the structural representation among another embodiment of Antibreaking pen of the utility model.

Label declaration: the 1-pen cap; The 11-shaft of a writing brush; The 111-opening; The 112-projection; The 12-cap; The 13-nib; The 2-pen core; The 21-pen core head; 22-oil pipe; The 211-baffle plate; The 3-spring; The 4-briquetting; The 41-inclined-plane; 42-rib 43-front end face; The 44-bar hole.

The specific embodiment

By the technology contents, the structural feature that specify the utility model, realized purpose and effect, know clearly below in conjunction with embodiment and conjunction with figs. and give explanation.

With reference to accompanying drawing 1-3; The utility model shown in the accompanying drawing provides a kind of Antibreaking pen; Comprise the pen cap 1 and be arranged on the pen core 2 in the pen cap 1, pen core 2 comprises a pen core head 21 and an oil pipe 22, and said pen core head 21 is provided with the baffle plate 211 that circumferentially extends along pen core head 21 with the connecting portion of an oil pipe 22; The said pen cap 1 comprises the shaft of a writing brush 11, be arranged on the tail-hood 12 of the shaft of a writing brush 11 tail ends and be arranged on the cone barrel nib 13 of the shaft of a writing brush 11 front ends; Said pen core head 21 outsides are arranged with spring 3, and an end of spring 3 props up baffle plate 211, and the other end props up cone barrel nib 13 inboards;

The grip part that adaptive people holds a pen on the said shaft of a writing brush 11 is provided with opening 111, is provided with briquetting 4 in the said shaft of a writing brush 11, and an end of briquetting 4 stretches out opening 111, and the other end of briquetting 4 is provided with and drives the inclined-plane 41 that said pen core 2 past cone barrel nibs 13 move.

During use, the people is normally gripping pen, nature push briquetting 4, the inclined-plane 41 of briquetting 4 drives pen cores 2 and moves; Pen core 2 receives under the effect of briquetting 4 axial thrust loads and stretches out the shaft of a writing brush 11, and can normally write this moment, and spring 3 compress energy storage simultaneously are not when using; Pen separates with hand, and the pressure that acts on the briquetting 4 disappears, and pen core 2 is owing to the restoring force effect of spring 3, and pen core 2 is recycled in the pen cap 1; Baffle plate 211 on the pen core 2 moves toward tail-hood 12 directions, and an end of briquetting 4 is released the pen cap 1, if this moment, meaning of a passage was outer from coming off on hand or when desk tumbled, pen core head 21 had been received the protection of the shaft of a writing brush 11; Can positively not collide with ground and cause damage, realize the function of its shatter-resistant, it is simple in structure; Easy to use, whole process is ergonomic more, simple science, safe and reliable.

With reference to accompanying drawing 2 and accompanying drawing 3; Shown in the accompanying drawing in the present embodiment; Said briquetting 4 is positioned at the inboard parts of the shaft of a writing brush 11 and is provided with and prevents that briquetting 4 from deviating from the rib 42 of opening 111; When briquetting 4 along the pen cap 1 radially outward move to certain position the time, its rib 42 props up the pen cap 1 inboard, makes briquetting 4 can not continue outward to move even to deviate from opening 111.

Much human is when using; The capital is casual with the pen rotation, will limit the posture with pen if an opening 111 only is set, therefore in the present embodiment; Said opening 111 is a plurality of; Said opening 111 is along the circumferential equidistance setting of the shaft of a writing brush, can adaptive different people to the user demand of pen, the position of its opening 111 also can be done few improvement according to different people certainly.

In order further to increase the comfort level of user when using; In the present embodiment; The end that said briquetting 4 stretches out opening 111 is provided with anti-skid design, has increased the frictional force of hand and briquetting 4, further also can order about the user through the setting of anti-skid design and adopt correct posture to use pen.

In the present embodiment, the said shaft of a writing brush 11 adopts with cone barrel nib 13 and is threaded, the fixation that is threaded, and convenient disassembly, simple in structure, concrete can be provided with internal thread at the head of the shaft of a writing brush 11, and the external screw thread adaptive with it is set on nib 13.The head of the shaft of a writing brush 11 is provided with external screw thread again, and nib 13 is provided with adaptive internal thread, does not do concrete restriction among the embodiment certainly.

Further, the inside of the said shaft of a writing brush 11 can be provided with gripper shoe, and the middle part of gripper shoe is provided with the opening 111 of adaptive oil pipe 22, and gripper shoe can lead when the shaft of a writing brush 11 moves, and does not do concrete restriction in the quantity of gripper shoe and the position present embodiment.

Improve among the embodiment one; With reference to accompanying drawing 3,4 middle parts of said briquetting shown in the accompanying drawing are provided with the bar hole 44 of pushing direction along briquetting 4, and the projection 112 that stretches into bar hole 44 is set on the said shaft of a writing brush 11; When briquetting 4 was pressed into the bottom, projection 112 was positioned on the summit of bar hole 44.

During use, with reference to accompanying drawing 3, the people is normally gripping pen, nature push briquetting 4; The inclined-plane 41 of briquetting 4 drives pen cores 2 and moves, and pen core 2 receives under the effect of briquetting 4 axial thrust loads and stretches out the shaft of a writing brush 11, and two kinds of situation are arranged this moment, a kind ofly blocks baffle plate 211 for the front end face 43 of briquetting 4; Can normally write, while spring 3 compress energy storage, and need not push briquetting always and realize writing, projection 112 is arranged on the vertex position of bar hole 44; Projection 112 also can play the guiding position in the moving of briquetting 4, in the another kind of scheme, though pen core head stretches out the shaft of a writing brush, baffle plate 211 is to fix through the promotion on inclined-plane; Need pin briquetting always and write this moment, when not using, if second kind of situation directly decontroled the hand of pushing; Pen core both can be got back in the pen cap, if first kind of situation, and rear end part that can briquetting 4, whole briquetting is under the supporting role of projection 112; Integral body is a lever, and its front end face moves outward, and baffle plate 211 separates with front end face 43; Its suffered barrier force disappears, and pen core 2 is owing to the restoring force effect of spring 3, and pen core 2 is recycled in the pen cap 1; Baffle plate 211 on the pen core 2 moves toward tail-hood 12 directions, and an end of briquetting 4 is released the pen cap 1, gets back to initial position.

The above is merely the embodiment of the utility model; Be not thus the restriction the utility model claim; Every equivalent structure or equivalent flow process conversion that utilizes the utility model specification and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the utility model.

Claims

1. an Antibreaking pen comprises the pen cap and is arranged on the pen core in the pen cap, and pen core comprises a pen core head and an oil pipe; Said pen core head is provided with the baffle plate that circumferentially extends along pen core head with the connecting portion of an oil pipe; It is characterized in that the said pen cap comprises the shaft of a writing brush, be arranged on the tail-hood of shaft of a writing brush tail end and be arranged on the cone barrel nib of shaft of a writing brush front end, the said pen core head outside is arranged with spring; One end of spring props up baffle plate, and it is inboard that the other end props up the cone barrel nib;

2. Antibreaking pen according to claim 1 is characterized in that, said briquetting is positioned at the inboard part of the shaft of a writing brush and is provided with and prevents that briquetting from deviating from the rib of opening.

3. Antibreaking pen according to claim 1 is characterized in that, said opening is a plurality of, and said opening is along the circumferential equidistance setting of the shaft of a writing brush.

4. Antibreaking pen according to claim 1 is characterized in that, the end that said briquetting stretches out opening is provided with anti-skid design.

5. Antibreaking pen according to claim 1 is characterized in that, the said shaft of a writing brush adopts with the cone barrel nib and is threaded.

6. Antibreaking pen according to claim 1 is characterized in that the set inside of the said shaft of a writing brush has gripper shoe, and the middle part of gripper shoe is provided with the opening of adaptive oil pipe, and gripper shoe leads when the shaft of a writing brush moves.

7. Antibreaking pen according to claim 1 is characterized in that, said briquetting middle part is provided with the bar hole of pushing direction along briquetting, and the projection that stretches into bar hole is set on the said shaft of a writing brush, and when briquetting was pressed into the bottom, projection was positioned on the summit of bar hole.