CN218171857U - Double-side pressing type multi-core ball pen - Google Patents

Abstract

The utility model discloses a two sides are according to dynamic formula multicore ballpoint, last pen-holder and lower pen-holder including detachable connection, two relative positions difference sliding connection have first pressing part and second pressing part on the side of going up the upper portion of pen-holder, go up to rotate on the pen-holder and be connected with the first rotation post and the second that set up from top to bottom and rotate the post, first rotation post and second rotate and all set up the opposite direction of seting up of guide way and guide way on the two on the side of post, the homogeneous style is connected with the extension piece on the bottom surface of first rotation post and the top surface of second rotation post, two extension pieces all are located on motion stroke each other and contained angle between the adjacent side between the two is the same with the radial contained angle size between the head and the tail both ends of first arc wire casing. The utility model discloses compact structure and convenient operation do benefit to the stability of guarantee ballpoint play core state.

Description

Double-side pressing type multi-core ball pen

Technical Field

The utility model relates to a writing utensil field, concretely relates to two sides press type multicore ballpoint.

Background

Ball-point pens are pens in which the writing medium is carried out by rolling a ball at the front end of the pen or refill. Ball-point pens can be divided into two types according to the core-removing mode, namely a rotary ball-point pen and a push type ball-point pen.

When writing, ball-point pens with refills of different colors are needed according to different use requirements, and particularly, the ball-point pens with refills of different colors are needed to be distinguished for writing by students in the process of pre-taking notes or correcting wrong questions. The existing rotary multi-color ball-point pen mainly adopts a structure that a pen holder is rotated to drive a pen core to rotate, so that the phenomenon that the pen cores are twisted together easily exists, and the service life of the ball-point pen is influenced; the push type multicolor ballpoint pen mainly adopts a structure that the pressing piece is pressed to push the pen core out, so that the phenomenon that the ball point pen automatically returns the core after the core is taken out due to the fact that the fixing between the pressing piece and the pen holder is loosened easily exists, and the use of the ballpoint pen is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a two side pressing type multicore ballpoint, this ballpoint have improved the fixed strength between ball-point pen coring back pressing piece and the pen-holder to the stability of ball-point pen coring state has been ensured.

The utility model provides a technical scheme that above-mentioned problem adopted is:

a double-side pressing type multi-core ball pen comprises an upper pen holder and a lower pen holder which are detachably connected, wherein a first pressing piece and a second pressing piece are respectively connected to two opposite positions on the side surface of the upper part of the upper pen holder in a sliding mode, the sliding directions of the first pressing piece and the second pressing piece are parallel to the axial direction of the upper pen holder, the top ends of the first pressing piece and the second pressing piece are exposed out of the upper pen holder, the bottom ends of the first pressing piece and the second pressing piece are respectively sleeved and fixed with a first refill and a second refill, the first refill and the second refill are sleeved and sleeved with a spring, the two ends of the spring on the first refill respectively abut against the first pressing piece and the lower pen holder, the two ends of the spring on the second refill respectively abut against the second pressing piece and the lower pen holder, the upper pen holder is rotatably connected with a first rotating column and a second rotating column which are arranged up and down, the side surfaces of the first rotating column and the second rotating column are respectively provided with guide grooves, the guide grooves on the first rotating column and the first rotating column are communicated with the guide groove in a sliding mode that the first rotating column and the second rotating column are connected with the guide groove in sequence, transverse groove and second arc wire casing, first arc wire casing, transverse groove and second arc wire casing all are located the left side or the right side in vertical groove, the top and the vertical groove of second arc wire casing communicate mutually, intercommunication department between vertical groove and the transverse groove is equipped with the fixture block, the top surface of fixture block is the inclined plane, homogeneous style is connected with the extension piece on the bottom surface of first rotation post and the top surface of second rotation post, two extension pieces all are located each other on the motion stroke and the contained angle between the adjacent side between them is the same with the radial contained angle size between the head and the tail both ends of first arc wire casing.

When the ballpoint pen is used, the upper sliding block moves by pressing the second pressing piece, the second rotating column rotates clockwise for a specified angle through the first arc-shaped groove in the second rotating column, the two extending blocks abut against each other at the moment, then the sliding block moves along the longitudinal groove until the sliding block slides through the clamping block and is positioned in the transverse groove, at the moment, the pen point of the second pen core is exposed out of the lower pen holder, and the sliding block abuts against the clamping block under the driving action of the spring on the second pressing piece, so that the core discharging of the ballpoint pen is completed.

When needing to switch the ballpoint into the time of returning the core state by the play core state, make its slider remove through pressing first pressing piece once, first arc groove makes first rotation post anticlockwise rotation certain angle (this angle is less than appointed angle) on first rotation post, extension piece on first rotation post can support the extension piece on the second rotation post and make its anticlockwise rotation at this in-process, thereby the slider of horizontal inslot can move along the horizontal groove on the second rotation post, and get into the second arc inslot under the spring to the drive effect of second pressing piece, and then get into vertical groove and first arc groove along the second arc groove in proper order, make the second rotate the appointed angle of post anticlockwise rotation, extension piece and slider on the second rotation post all reset this moment.

Wherein, because first pressing piece no longer receives the power of pressing after pressing for the slider in the first arc line groove drives first rotation post clockwise rotation under the spring to the driving action of first pressing piece on the first rotation post, thereby makes extension piece and slider on the first rotation post all reset, and then for the second rotation post because the slider on it removes and drives the second and rotate and extend the piece clockwise rotation and provide the activity space on the post along second arc line groove.

As above-mentioned technical scheme's further improvement, the degree of depth of transverse groove is greater than the degree of depth of vertical groove, has improved the restriction effect that the fixture block removed the slider to do benefit to the stability of guarantee ballpoint play core state, the condition of going back the core appears because the nib of refill receives to press when having avoided writing the use, the degree of depth homogeneous phase of first arc wire casing, second arc wire casing and vertical groove is the same, intercommunication department between second arc wire casing and the transverse groove is equipped with the inclined plane structure, does benefit to the smoothness nature that the core was returned to the guarantee ballpoint.

As a further improvement of the technical scheme, the first arc-shaped wire slot is arranged in a downward bending mode, and the second arc-shaped wire slot is arranged in an upward bending mode.

As a further improvement of the above technical solution, the colors of the inks in the first and second pen cores are different, the color of the first pressing piece is the same as the color of the ink in the first pen core, and the color of the second pressing piece is the same as the color of the ink in the second pen core. Through the color correspondence between the ink in the first refill and the first pressing piece and the color correspondence between the ink in the second refill and the second pressing piece, the refill can be conveniently selected according to the color requirement of a user during writing, and the use flexibility and convenience of the ball-point pen are improved.

As a further improvement of the technical scheme, the pen clip is integrally connected to the side face of the upper portion of the upper pen holder, the ball-point pen can be conveniently carried with a hanging mode, the first pressing piece and the second pressing piece are symmetrically located on two sides of the pen clip respectively, the symmetrical feeling of the ball-point pen shape is guaranteed, and the visual attractiveness of the appearance of the ball-point pen is improved.

Compared with the prior art, the utility model, have following advantage and effect:

the utility model discloses a setting of first pressing part and second pressing part top shoe, combine first rotation post and second to rotate the setting of guide way on the post, make when first pressing part is pressed drive first rotation post rotate or the second pressing part is pressed drive second rotation post rotate, the first rotation post of cooperation and the second rotate the setting of extension piece on the post and the drive effect of spring, thereby realize that first rotation post or second rotate the post and rotate the position that the mode of supporting between the drive carries out transmission between first rotation post and the second rotation post with two extension pieces in-process and adjust the guide way interior slider, and then reach and switch the ballpoint into the mesh of returning the core state by the play core state, compact structure and operation are convenient.

Simultaneously, through the setting of vertical inslot draw-in block, combine ball pen to go out two after the core and extend the setting of supporting between the piece, do benefit to and guarantee the fixed strength between first pressing piece and the first post of rotating or between second pressing piece and the second post of rotating to improve the stability that ball pen goes out the core state, do benefit to the result of use of guarantee ball pen.

Drawings

Fig. 1 is a schematic structural view of a double-side pressing type multi-core ball-point pen of the present invention.

Fig. 2 is a schematic structural view of the inside of a double-side pressing type multi-core ball-point pen according to the present invention.

Fig. 3 is an enlarged view showing a structure of a part one in a double-side pressing type multi-core ballpoint pen of the present invention.

Fig. 4 is an enlarged view showing the structure of a part two in the double-side pressing type multi-core ball-point pen of the present invention.

Fig. 5 is a schematic structural view of the first and second rotating cylinders shown in fig. 2.

Fig. 6 is a schematic view of the structure between the longitudinal grooves and the transverse grooves shown in fig. 5.

Figure 7 is a schematic view of the structure between the transverse slot and the second arc line slot shown in figure 5.

Fig. 8 is a structural view showing a position state one between the extension blocks shown in fig. 5.

Fig. 9 is a structural view illustrating a position state two between the extension blocks shown in fig. 5.

Fig. 10 is a structural view illustrating a position state three between the extension blocks shown in fig. 5.

The pen comprises an upper pen holder 1, a pen clip 11, a lower pen holder 2, a rubber ring 21, a first pressing part 3, a first pen core 31, a second pressing part 4, a second pen core 41, a spring 5, a first rotating column 61, a second rotating column 62, a guide groove 7, a first arc-shaped wire groove 71, a longitudinal groove 72, a transverse groove 73, a second arc-shaped wire groove 74, a clamping block 75, an inclined plane structure 76, a sliding block 8 and an extending block 9.

Detailed Description

The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not intended to limit the present invention.

Referring to fig. 1 and 2, the double-side pressing type multi-core ball-point pen of the present embodiment includes an upper pen holder 1 and a lower pen holder 2 which are detachably connected, two opposite positions on a side surface of an upper portion of the upper pen holder 1 are respectively and slidably connected with a first pressing element 3 and a second pressing element 4, sliding directions of the first pressing element 3 and the second pressing element 4 are both parallel to an axial direction of the upper pen holder 1, tops of the first pressing element 3 and the second pressing element 4 are both exposed outside the upper pen holder 1, and a first pen core 31 and a second pen core 41 are respectively sleeved and fixed at bottom ends of the first pressing element 3 and the second pressing element 4.

The first pen core 31 and the second pen core 41 are both sleeved with springs 5, two ends of the springs 5 on the first pen core 31 respectively abut against the first pressing piece 3 and the lower pen holder 2, and two ends of the springs 5 on the second pen core 41 respectively abut against the second pressing piece 4 and the lower pen holder 2, as shown in fig. 3.

In this embodiment, the first pen core 31 and the second pen core 41 are both fixed to the first pressing member 3 and the second pressing member 4, respectively, in an over-hard connection manner.

In this embodiment, the colors of the inks in the first pen core 31 and the second pen core 41 are different, the color of the first pressing member 3 is the same as the color of the ink in the first pen core 31, and the color of the second pressing member 4 is the same as the color of the ink in the second pen core 41.

Referring to fig. 1, a pen clip 11 is integrally connected to a side surface of an upper portion of the upper barrel 1, and the first pressing piece 3 and the second pressing piece 4 are symmetrically located at two sides of the pen clip 11, respectively.

In order to improve the comfort of holding the ball-point pen for use, the region of the lower penholder 2 for pressing the fingers is sleeved with a rubber ring 21.

Referring to fig. 4, fig. 5, it is first rotation post 61 and the second rotation post 62 that is the upper and lower setting to rotate to be connected with on the last pen-holder 1, first rotation post 61, the second rotates the axis of post 62 and last pen-holder 1 and all is in same straight line, all set up guide way 7 on the side of first rotation post 61 and second rotation post 62 and the opposite direction of seting up of guide way 7 on the two, uniform formula is connected with slider 8 on first pressing piece 3 and the second pressing piece 4, slider 8 sliding connection on first pressing piece 3 is in the guide way 7 of first rotation post 61, slider 8 sliding connection on the second pressing piece 4 is in the guide way 7 of second rotation post 62.

Wherein, the guide way 7 is including the first arc wire casing 71, vertical groove 72, transverse groove 73 and the second arc wire casing 74 that communicate in proper order, and first arc wire casing 71, transverse groove 73 and second arc wire casing 74 all are located the left side or the right side of vertical groove 72, and the top and the vertical groove 72 of second arc wire casing 74 are linked together.

In this embodiment, the first arc line groove 71 is disposed in a downward bending manner, and the second arc line groove 74 is disposed in an upward bending manner.

Referring to fig. 5 to 7, a clamping block 75 is arranged at a communication position between the longitudinal groove 72 and the transverse groove 73, the top surface of the clamping block 75 is an inclined surface, the bottom surface of the first rotating column 61 and the top surface of the second rotating column 62 are integrally connected with extending blocks 9, the two extending blocks 9 are both located on the movement stroke of each other, and the included angle between the adjacent side surfaces of the two extending blocks is the same as the radial included angle between the head end and the tail end of the first arc-shaped groove 71.

In this embodiment, the depth of the transverse groove 73 is greater than the depth of the longitudinal groove 72, the depths of the first arc line groove 71, the second arc line groove 74 and the longitudinal groove 72 are the same, and a bevel structure 76 is provided at the communication position between the second arc line groove 74 and the transverse groove 73, as shown in fig. 7.

By taking the first operation of pressing the second pressing piece to remove the core of the ball-point pen as an example, the utility model discloses application method as follows:

when the ball-point pen is in the refill state, the position relation between the extending blocks on the first rotating column and the second rotating column is shown in fig. 8;

the method comprises the following steps: the upper sliding block moves by pressing the second pressing piece, the second rotating column rotates clockwise by a specified angle (namely the angle of a radial included angle between the head end and the tail end of the first arc-shaped groove) through the first arc-shaped groove on the second rotating column, at the moment, the two extending blocks are abutted (as shown in figure 9), then the sliding block moves along the longitudinal groove until the sliding block slides through the clamping block and is positioned in the transverse groove, at the moment, the pen point of the second pen core is exposed out of the lower pen holder, and the sliding block abuts against the clamping block under the driving action of the spring on the second pressing piece, so that the core discharging of the ball pen is completed;

step two: by pressing the first pressing piece to move the upper slide block, the first rotating column is rotated counterclockwise by a certain angle (the angle is smaller than the specified angle) through the first arc-shaped groove on the first rotating column, as shown in fig. 10;

when the first pressing piece is pressed, the first pressing piece is not pressed any more, the sliding block in the first arc-shaped groove on the first rotating column slides along the first arc-shaped groove under the driving action of the spring on the first pressing piece to drive the first rotating column to rotate clockwise, so that the extending block and the sliding block on the first rotating column are reset;

in the counterclockwise rotation process of the first rotating column, the extending block on the first rotating column can abut against the extending block on the second rotating column and make the second rotating column rotate counterclockwise (as shown in fig. 10), so that the slider in the transverse groove on the second rotating column can move along the transverse groove, and enters the second arc-shaped groove under the driving action of the spring on the second pressing piece, and then sequentially enters the longitudinal groove and the first arc-shaped groove along the second arc-shaped groove, so that the second rotating column firstly rotates clockwise by a specific angle (namely the angle of the radial included angle between the head end and the tail end of the second arc-shaped groove) and then rotates anticlockwise by a specified angle (namely the angle of the radial included angle between the head end and the tail end of the first arc-shaped groove), and at the moment, the extending block and the slider on the second rotating column both reset, and the refill of the ball-point pen is completed.

The above description in this specification is merely illustrative of the present invention. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.

Claims (5)

1. The utility model provides a two sides are according to dynamic multicore ballpoint pen, last pen-holder and pen-holder down including detachable connection, two relative positions difference sliding connection have first pressing piece and second pressing piece on the side on the upper portion of going up the pen-holder, the slip direction of first pressing piece and second pressing piece all parallels with the axial of last pen-holder, the top of first pressing piece and second pressing piece all exposes outside last pen-holder, the bottom of first pressing piece and second pressing piece is overlapped respectively and is established and be fixed with first refill and second refill, first refill and second refill all overlap and are equipped with the spring, the both ends of spring support first pressing piece and pen-holder down respectively on the first refill, the both ends of spring support second pressing piece and pen-holder down respectively on the second refill, its characterized in that: the upper pen rod is rotatably connected with a first rotating column and a second rotating column which are arranged up and down, guide grooves are formed in the side faces of the first rotating column and the second rotating column, the guide grooves in the first rotating column and the guide grooves in the second rotating column are opposite in direction, a sliding block is integrally connected to the first pressing piece and the second pressing piece, the sliding block on the first pressing piece is connected to the guide grooves of the first rotating column in a sliding mode, the sliding block on the second pressing piece is connected to the guide grooves of the second rotating column in a sliding mode, the guide grooves comprise first arc wire grooves which are communicated in sequence, longitudinal grooves, transverse grooves and second arc wire grooves, the first arc wire grooves, the transverse grooves and the second arc wire grooves are located on the left side or the right side of the longitudinal grooves, the top end of the second arc wire grooves is communicated with the longitudinal grooves, a clamping block is arranged at the communication position between the longitudinal grooves and the transverse grooves, the top surface of the clamping block is an inclined surface, extending blocks are integrally connected to the bottom surface of the first rotating column and the top surface of the second rotating column, the two extending blocks are located on the motion stroke of each other, and the included angle between the adjacent arc side faces of the first rotating column and the second rotating column is the same as the radial included angle between the first extending blocks.

2. The double-sided pressure-type multi-core ballpoint pen as described in claim 1, wherein: the depth of transverse groove is greater than the depth of longitudinal groove, the depth of first arc wire casing, second arc wire casing and longitudinal groove all is the same, and the intercommunication department between second arc wire casing and the transverse groove is equipped with the inclined plane structure.

3. The double-sided pressing-type multicore ballpoint pen according to claim 1, wherein: the first arc line groove is arranged in a downward bending mode, and the second arc line groove is arranged in an upward bending mode.

4. The double-sided pressing-type multicore ballpoint pen according to claim 2, wherein: the color of the ink in the first pen core is different from that of the ink in the second pen core, the color of the first pressing piece is the same as that of the ink in the first pen core, and the color of the second pressing piece is the same as that of the ink in the second pen core.

5. The double-sided pressing-type multicore ballpoint pen according to claim 1, wherein: the pen holder is integrally connected to the side face of the upper portion of the upper pen holder, and the first pressing piece and the second pressing piece are symmetrically located on two sides of the pen holder respectively.

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