CN114161864A

CN114161864A - Tablet computer core lifting pen

Info

Publication number: CN114161864A
Application number: CN202111558614.8A
Authority: CN
Inventors: 宋迎迎
Original assignee: Hangzhou Jianyi Technology Co Ltd
Current assignee: Hangzhou Jianyi Technology Co Ltd
Priority date: 2021-10-13
Filing date: 2021-12-20
Publication date: 2022-03-11
Also published as: CN216566482U; CN217671900U

Abstract

The invention relates to a pen, in particular to a tablet computer core lifting pen. A flat deck core lifting pen comprises a flat deck core, an outer rod, a sliding ball, an inner rod, a pen core and a return spring; the flat machine core is fixedly arranged in the outer rod, the inner rod is sleeved in the outer rod, and the flat machine core is partially sleeved in the inner rod; the refill and the return spring are positioned in the inner rod, and the return spring is specifically positioned between the refill and the inner rod; a sliding straight groove for accommodating the sliding of the sliding ball is also formed in the inner rod; the flat plate machine core is provided with a bead loading groove, a transition channel, a non-use falling wall, a use wall, a limiting wall, a non-use wall and a use boss; the use boss is provided with a use falling wall and a use limiting wall; the invention is durable, easy to produce, sound in structure, easy to install, convenient and simple to operate, suitable for long-term use of people, and has excellent operation experience through practical tests.

Description

Tablet computer core lifting pen

Technical Field

The invention relates to a pen, in particular to a tablet computer core lifting pen.

Background

With the development of times, a brand-new operation mode of lifting the pen better replaces the traditional tail pressing pen.

Such as: CN 201910318066.8A twisting clip pen; the invention provides a brand-new operation mode which has a plurality of advantages and is the most humanized and rapid operation mode at present; however, the difficulty of production is great; particularly, for the structural treatment of the ring surface, the production difficulty and the cost of actual mass production are very high, the matching relationship is changed by utilizing the self-rotation of the components, the functions of core discharging and core collecting are realized, and the requirement of the self-rotation of the components on the matching is very high, so that a certain blocking rate exists, and certain operation experience is influenced.

Disclosure of Invention

The invention aims to solve the problems of unsmooth operation, high production cost, high production difficulty and high assembly difficulty of the conventional lifting pen, and provides a flat plate movement lifting pen.

In order to realize the purpose of the invention, the invention adopts the following technical scheme:

a flat deck core lifting pen comprises a flat deck core, an outer rod, a sliding ball, an inner rod, a pen core and a return spring; the flat machine core is fixedly arranged in the outer rod, the inner rod is sleeved in the outer rod, and the flat machine core is partially sleeved in the inner rod; the refill and the return spring are positioned in the inner rod, and the return spring is specifically positioned between the refill and the inner rod; a sliding straight groove for accommodating the sliding of the sliding ball is also formed in the inner rod; the flat plate machine core is provided with a bead loading groove, a transition channel, a non-use falling wall, a use wall, a limiting wall, a non-use wall and a use boss; the use boss is provided with a use falling wall and a use limiting wall;

the sliding straight groove determines the maximum range of the left and right displacement of the sliding ball;

the use falling wall and the use limiting wall form a use position; the bottom end of the unused falling wall is unused;

when the sliding ball is not used, the flat deck movement is far away from the core outlet of the inner rod, and the refill is in a refill state under the action of the return spring;

when the sliding ball is in use, the flat machine core is close to the core outlet of the inner rod, and the refill is extruded by the flat machine core, so that the action of the reset spring is overcome, the refill moves towards the core outlet of the inner rod, and the refill is in a core outlet state.

The core drawing method comprises the following steps: when the sliding ball is not used, the inner rod moves towards the tablet machine core through external force on the premise of keeping the outer rod immovable, so that the sliding ball moves upwards, the sliding ball moves obliquely towards the position right above the use falling wall through the use wall and the sliding straight groove, and the limiting wall ensures that the sliding ball stops right above the use falling wall; when the sliding ball moves right above the use falling wall, the external force to the inner rod is released, the sliding ball slides into the use place through the reset spring, the use falling wall and the sliding straight groove, the use limiting wall prevents the sliding ball from separating from the use place, and the pen core is in a core-out state;

the core collecting method comprises the following steps: when the sliding ball is positioned at the use position, under the premise of keeping the outer rod immovable, the inner rod moves towards the flat-plate movement through external force to enable the sliding ball to move upwards, the sliding ball obliquely moves towards the position right above the uppermost end of the unused falling wall through the unused wall and the sliding straight groove, the sliding straight groove can ensure that the sliding ball cannot exceed the uppermost end of the unused falling wall, when the sliding ball moves to the position right above the unused falling wall, at the moment, the external force of the inner rod is released, the sliding ball obliquely slides into the unused position through the reset spring, the unused falling wall and the sliding straight groove, the sliding straight groove can ensure that the sliding ball cannot exceed the position right below the lowermost end of the unused falling wall and the used wall, and at the moment, the pen core is in a core withdrawing state.

A flat deck core lifting pen comprises a flat deck core, an outer rod, a sliding part, an inner rod, a pen core and a return spring; the flat machine core is fixedly arranged in the outer rod, the inner rod is sleeved in the outer rod, and the flat machine core is partially sleeved in the inner rod; the refill and the return spring are positioned in the inner rod, and the return spring is specifically positioned between the refill and the inner rod; one end of the sliding part is fixed on the inner rod, and the other end of the sliding part is provided with a sliding column which slides on the flat plate movement; the flat plate movement is provided with a non-use falling wall, a use wall, a limit wall, a non-use wall and a use boss; the use boss is provided with a use falling wall and a use limiting wall;

the sliding straight groove determines the maximum range of left and right displacement of the sliding column;

when the sliding column is not used, the flat deck movement is far away from the core outlet of the inner rod, and the refill is in a refill state under the action of the return spring;

when the sliding column is in use, the flat core is close to the core outlet of the inner rod, and the refill is extruded by the flat core, so that the action of the reset spring is overcome, the refill moves towards the core outlet of the inner rod, and the refill is in a core outlet state.

The core drawing method comprises the following steps: when the sliding column is not used, the inner rod moves towards the flat machine core through external force on the premise of keeping the outer rod immovable, so that the sliding column moves upwards, the sliding column moves obliquely towards the position right above the using falling wall through the using wall, and the limiting wall ensures that the sliding column stops right above the using falling wall; when the sliding column moves right above the use falling wall, the external force to the inner rod is released, the sliding column slides into the use place obliquely through the reset spring and the use falling wall, the use limiting wall prevents the sliding column from being separated from the use place, and the pen core is in a core-out state;

the core collecting method comprises the following steps: when the sliding column is located at the use position, on the premise that the outer rod is kept motionless, the inner rod moves towards the flat-plate movement through external force, the sliding column moves upwards, the sliding column obliquely moves towards the position right above the uppermost end of the unused falling wall through the unused wall and the sliding straight groove, the inner wall of the inner rod can ensure that the sliding column cannot exceed the uppermost end of the unused falling wall, when the sliding column moves to the position right above the unused falling wall, at the moment, the external force of the inner rod is released, the sliding column obliquely slides into the unused position through the reset spring and the unused falling wall, the inner wall of the inner rod can ensure that the sliding column cannot exceed the lowermost end of the unused falling wall and the used wall, and at the moment, the pen core is in a core withdrawing state.

As preferred in the present invention: the distance between the bead loading groove and the inner wall of the sliding straight groove end of the inner rod is more than or equal to the diameter of the sliding bead; the length of the bead loading groove is greater than or equal to the distance between the end of the inner rod, close to the core of the flat machine, and the bottom end of the sliding straight groove; and a transition slope is arranged between the ball loading groove and the transition channel.

As preferred in the present invention: the pen core abuts against the bottom end of the flat plate core.

As preferred in the present invention: the core outlet of the inner rod is separated from the inner rod to form a pen head part; the refill outlet is positioned on the pen head part.

As preferred in the present invention: the flat plate movement is also provided with a clamping part, a guide post and an anti-shaking part, and the flat plate movement is fixed in the outer rod through the clamping part; through the anti-shaking part, the flat machine core is not easy to tilt after being arranged in the outer rod; the guide post is clamped in the inner rod in a sliding manner, and the inner rod and the flat plate movement are not easy to tilt left and right when sliding.

As further preferred in the present invention: the sliding balls are loaded into the sliding straight groove through the ball loading groove, when the sliding balls are loaded into the sliding straight groove, the sliding balls slide between the flat plate movement and the sliding straight groove and cannot be separated, and if the sliding balls are separated, the sliding balls can only slide to the ball loading groove and are separated from the sliding straight groove through the ball loading groove;

as further preferred in the present invention: the transition channel has a certain length, and the specific length at least ensures that when the refill and the return spring are arranged in the inner rod and the inner rod moves to the maximum stroke towards the flat plate movement, the sliding ball cannot enter the ball loading groove, and the sliding ball cannot be separated from the sliding straight groove.

As further preferred in the present invention: the bottom of the non-use place (72) is also provided with a locking place (73); a self-locking piece (74) is arranged between the locking position (73) and the non-use position (72);

as further preferred in the present invention: when the sliding bead (8) is positioned at the non-use position (72), the sliding bead cannot enter the locking position (73) under the limitation of a self-locking piece (74); when the influence of external force is received, the limit of the self-locking piece (74) is overcome, and the locking part (73) can be accessed; when the sliding ball (8) enters the locking position (73), the pen core (4) is further away from the core outlet hole, the pen core (4) can be better protected, meanwhile, the sliding ball (8) can overcome the limitation of the self-locking piece (74) by needing larger artificial external force, and enters the non-use position (72) again, and at the moment, the sliding ball is in the non-use state in the circulation state of normal use; the elastic force of the return spring (5) can not enable the sliding ball (8) to break through the limitation of the self-locking piece (74) from the non-use position (72) and enter the locking position (73); as further preferred in the present invention: the self-locking piece (74) is realized by the following forms:

1. is integrally generated with the flat machine core (6);

2. is made of soft materials, elastic structures or elastic materials, such as: a spring plate or a silica gel; the device is fixed on the flat machine core (6) through clamping, gluing, magnetic attraction and/or a third-party tool;

3. is independent as a single component and then mounted on the tablet movement (6).

As further preferred in the present invention: the moving interval of the sliding ball is designed in a high-low level, the area (6B 1) of the limiting wall (65) close to the using wall (63) is higher than the area (6B 2) of the limiting wall (65) close to the non-using wall (64); a flat gentle slope (6B) is arranged between the high area and the low area, and when the flat gentle slope (6B) assists the sliding bead (8) or the sliding column (91) to fall back, the flat gentle slope returns to the high area from the low area again.

Compared with the prior art, after the technical scheme is adopted, the method has the following beneficial effects:

firstly, the original curved surface relief process is changed into a plane production process, so that the production difficulty and the production cost are greatly reduced, and the waste of resources is avoided.

And secondly, the assembly relation is simplified, and the assembly flow and difficulty are optimized.

Thirdly, the problem of unsmooth operation is solved

And fourthly, because a better solution is adopted, the original part spinning is replaced by the sliding bead or the sliding part, so that the operation resistance can be greatly reduced, the operation force is reduced, and the operation experience is further improved.

And fifthly, the stability of the structure and the stability of matching are improved, so that the product is durable and not easy to damage.

The biggest problem of optimizing the curved surface structure into the plane structure is the scaling of the size, the structure also needs to be secondarily refined, the original sliding area with the width of 10MM needs to be controlled below 6MM, and the product needs to have certain wall thickness requirement, so that part of the structure needs to be deleted to accommodate the original necessary structure; the sliding ball must be kept above 1mm, preferably above 1.2mm, so as not to easily break away from the originally set sliding groove in use, if the diameter of the sliding ball is 1.2mm, the aperture of the notch through which the whole sliding ball passes must be larger than 1.2mm, and at least more than four parallel notches are arranged in the whole notch, and the size and parameters of the notch have specific requirements, and the aperture of part of the notch is T times (T is larger than 1) of the aperture of the sliding ball, so the aperture of the whole notch is at least more than 4 times larger than the aperture of the sliding ball, if the thickness of the structure itself, especially the thickness of the limiting walls at two sides, the thickness of the limiting walls at two sides is also required to be controlled within 6mm, through the traditional scheme, only flattening the curved surface cannot realize the adoption of the steel ball of 1.2mm, and the limiting walls at two sides are removed, the sliding ball needs to be controlled through other modes, the movable range of the writing tool leaving the groove body is avoided, and the normal writing operation cannot be influenced; the invention deletes the limiting walls at the two sides and replaces the limiting walls by the inner walls of the sliding straight grooves or the inner rods, thereby greatly saving the width of a sliding area and realizing the flattening of a curved surface structure.

And seventhly, the existing curved surface process is not mature, if the curved surface is taken as a standard to carry out mass production, the actual yield is very low, and after the optimization and improvement of flattening, the yield is greatly improved.

Drawings

Fig. 1 is a perspective view of embodiment 1 of the present invention.

Fig. 2 is a cross-sectional view taken at a-a of fig. 1 in accordance with the present invention.

Fig. 3 is a cross-sectional view taken at C-C of fig. 1 in accordance with the present invention.

Fig. 4 is a partial enlarged view of fig. 2 a according to the present invention.

Fig. 5 is a left side view of embodiment 1 of the present invention.

Fig. 6 is a cross-sectional view taken at B-B of fig. 5 in accordance with the present invention.

Fig. 7 is a partial enlarged view of fig. 6 at B according to the present invention.

Fig. 8 is a left side view of embodiment 2 of the present invention.

Fig. 9 is a cross-sectional view taken at E-E of fig. 8 in accordance with the present invention.

Fig. 10 is an enlarged view of a portion of fig. 9 at E according to the present invention.

Fig. 11 is a perspective exploded view of embodiment 2 of the present invention.

FIG. 12 is an enlarged view of a portion of FIG. 11 at G in accordance with the present invention.

FIG. 13 is an enlarged view of a portion of the invention at V of FIG. 11.

Detailed Description

The invention is further described below with reference to the accompanying drawings.

Example 1:

as shown in fig. 1 to 4, the tablet core lifting pen comprises a tablet core 6, an outer rod 1, a sliding ball 8, an inner rod 2, a pen core 4 and a return spring 5. The flat-plate movement 6 is fixedly arranged in the outer rod 1, the inner rod 2 is sleeved in the outer rod 1, and the flat-plate movement 6 is partially sleeved in the inner rod 2. The refill 4 and the return spring 5 are positioned in the inner rod 2, and the return spring 5 is specifically positioned between the refill 4 and the inner rod 2. The inner rod 2 is also provided with a sliding straight groove 21 for accommodating the sliding of the sliding ball 8. The plate movement 6 is provided with a ball loading groove 67, a transition channel 66, a non-use falling wall 62, a use wall 63, a limit wall 65, a non-use wall 64 and a use boss 61. The usage boss 61 is provided with a usage falling wall 611 and a usage limiting wall 612.

The straight sliding groove 21 determines the maximum range of the lateral displacement of the sliding ball 8.

The angle between the use-fall wall 611 and the use-limit wall 612 forms the use 71. The bottom end of the unused fall back wall 62 is unused 72.

When the sliding ball 8 is not in use 72, the flat plate movement 6 is far away from the core outlet of the inner rod 2, and the refill 4 is in a refill state under the action of the return spring 5.

When the sliding ball 8 is in the use position 71, the flat plate movement 6 is close to the core outlet of the inner rod 2, at the moment, the refill 4 is extruded by the flat plate movement 6, the action of the return spring 5 is overcome, the refill 4 moves towards the core outlet of the inner rod 2, and the refill is in a core outlet state.

The refill 4 abuts against the bottom end of the flat plate movement 6.

The core outlet of the inner rod 2 is separated from the inner rod 2 to form a pen head part 3. The refill outlet is positioned on the pen head part 3.

The core drawing method comprises the following steps: when the sliding ball 8 is located at the non-use position 72, on the premise of keeping the outer rod 1 stationary, the inner rod 2 is moved toward the tablet movement 6 by an external force, so that the sliding ball 8 moves upward, the sliding ball 8 is moved obliquely toward the position right above the use falling wall 611 by the use wall 63 and the sliding straight groove 21, and the limit wall 65 ensures that the sliding ball 8 stops right above the use falling wall 611. When the sliding ball 8 moves to a position just above the use falling wall 611, the external force to the inner rod 2 is released, the sliding ball 8 is caused to slide obliquely into the use position 71 by the return spring 5, the use falling wall 611 and the sliding straight groove 21, and the use restricting wall 612 prevents the sliding ball 8 from coming off the use position 71, and the pen core 4 is in a core out state.

The core collecting method comprises the following steps: when the sliding ball 8 is located at the use position 71, on the premise of keeping the outer rod 1 still, the inner rod 2 is moved toward the tablet core 6 by an external force to move the sliding ball 8 upward, the sliding ball 8 is moved obliquely toward the top of the unused falling wall 62 by the unused wall 64 and the sliding straight groove 21, the sliding straight groove 21 can ensure that the sliding ball 8 does not go beyond the top of the unused falling wall 62, when the sliding ball 8 moves to the top of the unused falling wall 62, the external force of the inner rod 2 is released, the sliding ball 8 is slid obliquely into the unused position 72 by the return spring 5, the unused falling wall 62 and the sliding straight groove 21, and the sliding straight groove 21 can ensure that the sliding ball 8 does not go beyond the lowest end of the unused falling wall 62 and the used wall 63, and the cartridge 4 is in a cartridge retracting state.

In order to ensure the easy loading of the sliding ball and reduce the difficulty of assembly, the distance between the ball loading groove 67 and the inner wall of the sliding straight groove 21 end of the inner rod 2 is larger than or equal to the diameter of the sliding ball 8. The length of the ball loading groove 67 is larger than or equal to the distance between the end of the inner rod 2 close to the flat plate movement 6 and the bottom end of the sliding straight groove 21. An excess slope 671 is provided between the bead-loading groove 67 and the excess channel 66.

In order to ensure smooth operation and reduce unnecessary jamming, the tablet movement 6 is further provided with an engaging portion 68, a guide post 6A, and a shaking prevention portion 69, and the tablet movement 6 is fixed in the outer lever 1 by the engaging portion 68. The tablet core 6 is not easily tilted after being fitted into the outer rod 1 by the anti-shaking portion 69. The guide post 6A is clamped in the inner rod 2 in a sliding manner, so that the inner rod 2 is not easy to tilt left and right when sliding between the plate machine core 6.

In order to ensure the stability in the using process and prolong the service life of the product, the sliding ball 8 is loaded into the sliding straight groove 21 through the ball loading groove 67, after the sliding ball 8 is loaded into the sliding straight groove 21, the sliding ball 8 slides between the flat deck movement 6 and the sliding straight groove 21, and cannot be separated, if the sliding ball 8 is separated, the sliding ball 8 can only be separated from the sliding straight groove 21 through the ball loading groove 67 when the sliding ball 8 slides to the ball loading groove 67. The transition channel 66 has a certain length, and the specific length at least ensures that when the inner rod 2 moves to the maximum stroke toward the tablet movement 6 after the cartridge 4 and the return spring 5 are installed in the inner rod 2, the sliding ball 8 cannot enter the ball installing groove 67, and the sliding ball 8 cannot be separated from the sliding straight groove 21.

Example 2:

a flat-plate movement lifting pen comprises a flat-plate movement 6, an outer rod 1, a sliding part 9, an inner rod 2, a pen core 4 and a return spring 5. The flat-plate movement 6 is fixedly arranged in the outer rod 1, the inner rod 2 is sleeved in the outer rod 1, and the flat-plate movement 6 is partially sleeved in the inner rod 2. The refill 4 and the return spring 5 are positioned in the inner rod 2, and the return spring 5 is specifically positioned between the refill 4 and the inner rod 2. One end of the sliding part 9 is fixed on the inner rod 2, the other end is provided with a sliding column 91, and the sliding column 91 slides on the flat plate movement 6. The plate deck 6 is provided with a non-use falling wall 62, a use wall 63, a limit wall 65, a non-use wall 64 and a use boss 61. The usage boss 61 is provided with a usage falling wall 611 and a usage limiting wall 612.

The straight slide groove 21 determines the maximum range of the lateral displacement of the slide post 91.

When the sliding column 91 is in the non-use position 72, the tablet movement 6 is far away from the core outlet of the inner rod 2, and the refill 4 is in the core-withdrawing state under the action of the return spring 5.

When the sliding column 91 is in the use position 71, the flat plate movement 6 is close to the core outlet of the inner rod 2, at the moment, the refill 4 is extruded by the flat plate movement 6, the action of the return spring 5 is overcome, the refill 4 moves towards the core outlet of the inner rod 2, and the refill is in a core outlet state.

The refill 4 abuts against the bottom end of the flat plate movement 6.

The core drawing method comprises the following steps: when the slide post 91 is located at the non-use position 72, the inner rod 2 is moved toward the tablet movement 6 by an external force to move the slide post 91 upward while keeping the outer rod 1 stationary, the slide post 91 is moved obliquely upward by the use wall 63 toward the use falling wall 611, and the stopper wall 65 ensures that the slide post 91 stops right above the use falling wall 611. When the slide post 91 is moved to a position just above the use falling wall 611, the external force to the inner lever 2 is released, the slide post 91 is inclined and slid into the use position 71 by the return spring 5 and the use falling wall 611, and the use stopper wall 612 prevents the slide post 91 from being separated from the use position 71, and the pen core 4 is in a core out state.

The core collecting method comprises the following steps: when the sliding column 91 is located at the use position 71, on the premise of keeping the outer rod 1 still, the inner rod 2 is moved toward the tablet core 6 by an external force to move the sliding column 91 upward, the sliding column 91 is moved obliquely upward from the uppermost end of the unused falling wall 62 by the unused wall 64 and the sliding straight groove 21, the inner wall of the inner rod 2 can ensure that the sliding column 91 does not go beyond the uppermost end of the unused falling wall 62, when the sliding column 91 is moved to the position right above the unused falling wall 62, the external force of the inner rod 2 is released, the sliding column 91 is slid obliquely into the unused position 72 by the return spring 5 and the unused falling wall 62, and the inner wall of the inner rod 2 can ensure that the sliding column 91 does not go beyond the lowermost end of the unused falling wall 62 and the used wall 63, and the cartridge 4 is in a cartridge retracting state.

The refill 4 abuts against the bottom end of the flat plate movement 6.

In order to further improve the stability, the usage boss 61 is further provided with a usage auxiliary wall 613, and the usage auxiliary wall 613 can ensure that the sliding ball 8 or the sliding column 91 is rapidly brought into contact with the usage wall 63 when the usage state is switched.

The self-locking method comprises the following steps: when the core is retracted, the inner rod 2 is further pulled outwards (i.e. the outer rod remains stationary and the inner rod moves towards the return spring); the sliding ball (8) is separated from the limit of the self-locking piece (74), so that the sliding ball (8) enters a locking position (73) from an unused position (72), and at the moment, the sliding ball is in a self-locking state, and when the sliding ball is carried, the phenomenon that a pen core is exposed due to mistaken touch is avoided, and the environment is polluted;

the self-locking releasing method comprises the following steps: moving the inner rod 2 inwards (namely keeping the outer rod unintelligible, moving the inner rod towards the side of the plate machine core) to enable the sliding bead (8) to be separated from the limit of the self-locking piece (74), and enabling the sliding bead (8) to enter the non-use position (72) from the locking position (73); at this time, the core is returned to the circulation loop in normal use, and when the core needs to be used, the core is taken out according to the above-mentioned core taking-out method, and when the core needs to be taken up, the core is taken up according to the above-mentioned core taking-up method.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected unless otherwise explicitly stated or limited. Either mechanically or electrically. They may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The foregoing is a preferred embodiment of the present invention, and it will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit of the invention, and these should be considered as the scope of the invention.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a dull and stereotyped core is carried and is drawn pen which characterized in that: comprises a flat plate movement (6), an outer rod (1), a sliding ball (8), an inner rod (2), a pen core (4) and a return spring (5); the flat machine core (6) is fixedly arranged in the outer rod (1), the inner rod (2) is sleeved in the outer rod (1), and part of the flat machine core (6) is sleeved in the inner rod (2); a sliding straight groove (21) for accommodating the sliding of the sliding bead (8) is also arranged in the inner rod (2); the flat plate movement (6) is provided with a ball loading groove (67), a transition channel (66), a non-use falling wall (62), a use wall (63), a limiting wall (65), a non-use wall (64) and a use boss (61); the use boss (61) is provided with a use falling wall (611) and a use limiting wall (612);

the included angle between the use falling wall (611) and the use limiting wall (612) forms a use position (71); the bottom end of the unused fall-back wall (62) is an unused position (72);

a core-out state: a sliding bead (8) is positioned at the use place (71);

a core retracting state: the sliding bead (8) is located at the non-use position (72).

2. The tablet movement lifting pen according to claim 1, characterized in that: the core drawing method comprises the following steps: when the sliding bead (8) is positioned at the unused position (72), on the premise of keeping the outer rod (1) immovable, the inner rod (2) is moved to the flat plate movement (6) through an external force, the sliding bead (8) is moved upwards, the sliding bead (8) is obliquely moved to the position right above the used falling wall (611) through the use wall (63) and the sliding straight groove (21), and the limiting wall (65) ensures that the sliding bead (8) stops right above the used falling wall (611); after the sliding ball (8) moves right above the use falling wall (611), at the moment, the external force on the inner rod (2) is released, the sliding ball (8) slides into the use position (71) in an inclined way through the reset spring (5), the use falling wall (611) and the sliding straight groove (21), the use limiting wall (612) prevents the sliding ball (8) from separating from the use position (71), and at the moment, the refill (4) is in a refill-out state;

the core collecting method comprises the following steps: when the sliding ball (8) is positioned at the use position (71), under the premise of keeping the outer rod (1) immovable, the inner rod (2) is moved to the tablet movement (6) by external force, the sliding ball (8) is moved upwards, the sliding ball (8) is moved obliquely to the position right above the uppermost end of the unused falling wall (62) by the unused wall (64) and the sliding straight groove (21), the sliding straight groove (21) can ensure that the sliding ball (8) does not exceed the uppermost end of the unused falling wall (62), when the sliding ball (8) is moved to the position right above the unused falling wall (62), at the moment, the inner rod releases the external force of the inner rod (2), the sliding ball (8) is slid obliquely into the unused position (72) by the reset spring (5), the unused falling wall (62) and the sliding straight groove (21), and the sliding straight groove (21) can ensure that the sliding ball (8) does not exceed the lowermost end (9) of the unused falling wall (62) and the used falling wall (63), at this time, the pen core (4) is in a core-retracting state.

3. The utility model provides a dull and stereotyped core is carried and is drawn pen which characterized in that: comprises a flat plate movement (6), an outer rod (1), a sliding part (9), an inner rod (2), a pen core (4) and a return spring (5); the flat machine core (6) is fixedly arranged in the outer rod (1), the inner rod (2) is sleeved in the outer rod (1), and part of the flat machine core (6) is sleeved in the inner rod (2); the refill (4) and the return spring (5) are positioned in the inner rod (2), and the return spring (5) is specifically positioned between the refill (4) and the inner rod (2); one end of the sliding piece (9) is arranged on the inner rod (2), the other end of the sliding piece is provided with a sliding column (91), and the sliding column (91) slides on the flat plate movement (6); the flat plate movement (6) is provided with a non-use falling wall (62), a use wall (63), a limiting wall (65), a non-use wall (64) and a use boss (61); the use boss (61) is provided with a use falling wall (611) and a use limiting wall (612);

when the sliding column (91) is not used (72), the pen core (4) is in a core-retracting state;

when the sliding column (91) is at the use position (71), the pen core is in a core-out state.

4. A tablet movement lifting pen according to claim 3, characterized in that: the core drawing method comprises the following steps: when the sliding column (91) is positioned at the non-use position (72), under the premise of keeping the outer rod (1) immovable, the inner rod (2) is moved to the flat plate movement (6) through an external force, the sliding column (91) is moved upwards, the sliding column (91) is obliquely moved to the position right above the use falling wall (611) through the use wall (63), and the limiting wall (65) ensures that the sliding column (91) stops right above the use falling wall (611); after the sliding column (91) moves right above the use falling wall (611), at the moment, the external force on the inner rod (2) is released, the sliding column (91) is obliquely slid into the use position (71) through the return spring (5) and the use falling wall (611), the use limiting wall (612) prevents the sliding column (91) from being separated from the use position (71), and at the moment, the pen core (4) is in a core-out state;

the core collecting method comprises the following steps: when the sliding column (91) is at the use (71), under the precondition that the outer rod (1) is kept still, the inner rod (2) is moved to the tablet core (6) by external force, the sliding column (91) is moved upwards, the sliding column (91) is moved obliquely to the position right above the uppermost end of the unused falling wall (62) by the unused wall (64) and the sliding straight groove (21), while the inner wall of the inner rod (2) can ensure that the sliding column (91) does not exceed the uppermost end of the unused falling wall (62), when the sliding column (91) is moved to the position right above the unused falling wall (62), at the moment, the inner rod (2) releases the external force, the sliding column (91) is slid into the unused position (72) by the reset spring (5) and the unused falling wall (62), while the inner wall of the inner rod (2) can ensure that the sliding column (91) does not exceed the lowermost end of the unused falling wall (62) and the used wall (63), at this time, the pen core (4) is in a core-retracting state.

5. A tablet movement lifting pen according to claim 3, characterized in that: the sliding column (91) moves left and right on the surface of the flat deck movement (6) in four ways:

the sliding piece (9) is movably arranged on the inner rod (2), and the sliding column (91) can rotate left and right relative to the inner rod (2);

the sliding piece (9) is movably arranged on the inner rod (2), the sliding piece (9) has left-right bending capability, and the sliding column (91) can move left and right relative to the inner rod (2) through rotation and/or bending capability;

thirdly, the sliding part (9) is fixedly arranged on the inner rod (2), the sliding part (9) has left and right bending capability, and the sliding column (91) can move left and right relative to the inner rod (2) through the bending capability;

and fourthly, the sliding piece (9) is fixedly arranged on the inner rod (2), and the sliding column (91) can rotate left and right relative to the inner rod (2) through a third part.

6. A tablet computer core lifting pen according to any one of claims 1 to 5, characterized in that: the bottom of the non-use place (72) is also provided with a locking place (73); a self-locking piece (74) is arranged between the locking position (73) and the non-use position (72).

7. A tablet computer core lifting pen according to any one of claims 1 to 5, characterized in that: a sliding bead moving interval is formed among the non-use falling wall (62), the use wall (63), the limiting wall (65), the non-use wall (64) and the use boss (61); the sliding beads (8) circularly move in the sliding bead moving interval after being loaded in the sliding bead moving interval; because the left side and the right side of the flat plate movement (6) are not provided with the blocking walls, the maximum distance of the left-right displacement of the sliding bead (8) is limited by the inner walls at the two sides and/or the sliding straight groove (21) of the inner rod (2) contacted with the flat plate movement (6), so that the sliding bead (8) is prevented from being separated from the sliding bead moving interval from the left side and the right side.

8. The tablet movement lifting pen according to claim 7, characterized in that: the moving area of the sliding ball is divided into a high area and a low area, and a flat gentle slope (6B) is arranged between the high area and the low area.

9. The tablet movement lifting pen according to claim 7, characterized in that: the distance between the surface formed by the moving section of the sliding ball and the deepest part of the sliding straight groove (21) is K times of the diameter of the sliding ball (K is more than 1 and less than 3); the height of the moving interval of the sliding bead column is U times of the diameter of the sliding bead (U is more than 0.1 and less than 0.9); the depth of the sliding straight groove (21) is P times of the diameter of the sliding ball (P is more than 0.1 and less than 0.9).

10. A tablet computer core lifting pen according to any one of claims 1 to 5, characterized in that: the distance between the bead loading groove (67) and the inner wall of the sliding straight groove (21) end of the inner rod (2) is larger than or equal to the diameter of the sliding bead (8); an excessive slope (671) is arranged between the ball containing groove (67) and the excessive channel (66); the transition channel (66) has a certain length, and the specific length at least ensures that when the refill (4) and the return spring (5) are installed in the inner rod (2), and the inner rod (2) moves to the maximum stroke towards the flat plate movement (6), the sliding ball (8) cannot enter the ball loading groove (67), and the sliding ball (8) cannot be separated from the sliding straight groove (21); the flat plate movement (6) is also provided with a clamping part (68); the flat plate movement (6) is also provided with an anti-shaking part (69); the core outlet of the inner rod (2) is separated from the inner rod (2) to form a pen head part (3); the refill outlet is positioned on the pen head part (3); and the panel movement (6) is also provided with a guide post (6A).