CN201761191U

CN201761191U - Press pen without sound

Info

Publication number: CN201761191U
Application number: CN2010202579707U
Authority: CN
Inventors: 黄林全; 黄小喜
Original assignee: ZHENCAI STATIONERY CO Ltd
Current assignee: Lotus Stationery Co., Ltd.
Priority date: 2010-07-12
Filing date: 2010-07-12
Publication date: 2011-03-16
Anticipated expiration: 2020-07-12

Abstract

The utility model discloses a press pen without sound. The axial side wall of a bent rail is provided with a first rail groove, a second rail groove, a third rail groove and a fourth rail groove which are communicated end-to-end in sequence to form a ring-shaped channel groove, wherein the head ends of the first rail groove and the third rail groove are closed to the side of a pen tip, relative to the tail ends; the head ends of the second rail groove and the fourth rail groove are far away from the side of the pen tip, relative to the tail ends; the head end of the first rail groove is far away from the side of the pen tip, relative to the head end of the third rail groove; a cross rail can slide axially to set distance and can be radially lock-positioned on the bent rail; a ball can be rightly contained in a moving space formed by matching of a ring-shaped channel groove on the bent rail and a transverse groove on the cross rail, and roll in single direction along the ring-shaped channel groove; one end of a pen core, far away from the pen tip, is detachably arranged on the bent rail; the bent rail, as well as the pen core and the cross rail which are connected with the bent rail are all arranged in a pen tube; and the cross rail is fixedly connected with the pen tube. The press pen does not send out ticking sound when being pressed, thus being applicable to various public places and not influencing other people.

Description

Noiseless by starting writing

Technical field

The utility model relates to a kind of by starting writing, and is particularly a kind of noiseless by starting writing.

Background technology

Because of for many years in a system industry, of a great variety by starting writing, structure is multifarious, but there is a common characteristic in pressing process, all can send the sound of " ticktack " exactly, can bring unnecessary noise to whole place and environment when use in (as examination hall, meeting-place, classroom etc.) so in public places, thereby influence majority's study and work.

Summary of the invention

In order to remedy above deficiency, the utility model provides that a kind of noiseless it is simple in structure by starting writing, and presses noiseless.

The utility model for the technical scheme that solves its technical problem and adopt is: a kind of noiseless by starting writing, comprise pen container, pen core, bend, traverse rod and ball, with the presentation direction is benchmark, the bend axial side wall is provided with first, two, three, four orbital grooves, first, two, three, four orbital grooves are connected in proper order from beginning to end successively and form a circular passage groove, wherein the head end of first orbital groove and the 3rd orbital groove is with respect to close nib one side of its tail end, second orbital groove and the 4th orbital groove head end with respect to its tail end away from nib one side, and the first orbital groove head end with respect to the 3rd orbital groove head end away from nib one side, the traverse rod axial side wall is provided with a transverse concave groove (being preferably in-line horizontal positioned state), traverse rod axially can slide setpoint distance and radially fastening be positioned on the bend, circular passage groove on the bend cooperate with the transverse concave groove on the traverse rod form one can mobile space, ball be able to be placed in this can mobile space in, ball can be along the circular passage groove folk prescription of bend to rolling, pen core can be dismantled away from nib one end and be located at bend near nib one end, bend and connected pen core and traverse rod all are positioned at pen container, and traverse rod and pen container are connected; Original state is that ball is positioned at the 3rd orbital groove head end (this moment, nib was positioned at pen container), the transverse concave groove middle part of traverse rod, pressing bend moves downward it, what then the transverse concave groove on the circular passage groove of bend and the traverse rod formed can move upward by the relative bend of mobile space, ball is changed the circular passage groove that can mobile space drives along bend and is rolled, it at first scrolls up along the 3rd orbital groove, bend can't be pressed downwards again when it is rolled into the second orbital groove head end, this moment, the user unclamped finger, ball has downward movement tendency under the effect of self gravitation, final ball falls into the first orbital groove head end, the bend setpoint distance that moves upward then, this moment, ball can't have downward movement tendency again, and the nib of final pen core is just exposed at pen container outside preseting length (pen core moves downward the distance that length overall is the first orbital groove head end and the 3rd orbital groove head end); When using when needing in the pen core withdrawal pen container, push bend, then ball moves up to the second orbital groove head end along first orbital groove, this moment, bend can't be pushed downwards again, ball can't continue to move upward again, unclamps bend, and ball moves downward at self gravitation effect lower edge second orbital groove and finally falls into the 3rd orbital groove head end, this moment, ball can't continue downward rolling, and nib is set back in the pen container behind pen container movement outside one segment distance again; At ball when the circular passage groove of bend rolls, ball rolls about simultaneously in the transverse concave groove of traverse rod, so just cooperate knockout and the Hui Xin that has realized pen core by the transverse concave groove of traverse rod, the circular passage groove and the ball of bend, in this process all by the ball scrolling realization, just can not send the sound of ticktock yet, realization press noiseless function.

As further improvement of the utility model, the traverse rod structure that setpoint distance and radial stop be positioned on the bend of axially can sliding is: the bend axial side wall of circular passage groove dorsad is provided with the traverse rod chute of preseting length, the axial side wall that traverse rod is positioned at the transverse concave groove homonymy is provided with at least one pair of chute and buckles, this is buckled radial sidewalls to chute and presses closer traverse rod chute radial end face in bend, chute buckle axial both ends of the surface face backstop in the traverse rod gate shafts to both ends of the surface, chute is buckled in that be subjected to can be to move up and down along the traverse rod chute under the external force effect, about can be not arbitrarily under the situation that is not subjected to external force, left and right sides play, preferably be provided with two pairs of chute buckles and two sections traverse rod chutes, four press closer locating surface of formation, fixing-stable.

As further improvement of the utility model, ball can to the structure of rolling be along the circular passage groove folk prescription of bend: first, two, three, the equal head end radial height of four orbital grooves is lower than tail end radial height (not returning away thereby controlled ball), the second orbital groove head end radial height is lower than the first orbital groove tail end, the 3rd orbital groove head end radial height is lower than the second orbital groove tail end, the 4th orbital groove head end radial height is lower than the 3rd orbital groove tail end, the first orbital groove head end radial height is lower than the 4th orbital groove tail end, and each intersection all forms step surface, the effect that ball is subjected to extraneous motive force slides into tail end from the head end of an orbital groove, ball can drop to the head end of next orbital groove voluntarily, yet if make the ball reverse movement, its stop that will be subjected to the intersection step surface can't continue motion.

As further improvement of the utility model, described ball is a steel ball, and it is durable, and is not easy to wear.

As further improvement of the utility model, described first and third orbital groove all extends to form a border circular areas to the nib direction, and second, four orbital grooves make things convenient for ball to rest on this border circular areas all to extending to form a border circular areas away from the nib direction like this.

As further improvement of the utility model, all curved shape of described first, second, third and fourth orbital groove (path is a shaped form), ball has the effect of buffering in motion process like this, thereby can sound because of collision between the part avoiding; And first, second, third and fourth orbital groove of bend is an arc surface, and there is the effect of coupling on itself and ball surface like this, thereby the control ball slides in the guide rail path smoothly.

As further improvement of the utility model, described bend circumferential surface is provided with at least two salient points, bend is salient point on its lateral wall and pen container internal face generation friction in motion process, it has effectively reduced the frictional contact surface of bend lateral wall and pen container madial wall, thereby when pressing, reduced pressing power, the sound that has also reduced interference each other and sent, thus the effect of noise elimination had.

As further improvement of the utility model, also be provided with spring, the pen core circumferential wall is provided with at least one raised points, spring housing is located at pen core near the nib one end outside, and the spring upper end presses closer the raised points on the pen core circumferential wall, and the spring lower end presses closer the pen container madial wall, when steel ball moves to the 4th orbital groove head end or the second orbital groove head end place, ambient pressure is obstructed, remove ambient pressure after, pen core makes bend move round about under the effect of spring force.

As further improvement of the utility model, be provided with lubricant grease in the circular passage groove of bend and the transverse concave groove of traverse rod, thereby play lubricated effect, guarantee that ball 5 is smooth and easy noiseless in rolling process, played noiseless purpose.

As further improvement of the utility model; also be provided with and lift core, pen clip, gadget and anti-sliding sleeve; lift mandrel and be positioned the bend upper end to stop; this lifts the core upper end and stretches out the outside, pen container upper end; thereby so conveniently pressing bend finishes the pen core knockout and returns the core action; pen clip and gadget fixed cover are located at pen container away from the nib one end outside; the placement of the convenient pen of pen clip and gadget makes an appearance looks elegant; anti-sliding sleeve fixed cover is located at fixed cover and is located at pen container near the nib one end outside; it is the protection finger effectively, alleviates finger tenderness sense when writing.

Useful technique effect of the present utility model is: the utility model rolls ball by pressing bend in the groove of the circular passage of bend, control the displacement that bend moves up and down, and then the control pen core moves up and down in pen container and realizes its knockout and return the core action, this structure does not have ticktack when pressing, be applicable to various public places, can not influence other people.

Description of drawings

Fig. 1 is bend first stereogram;

Fig. 2 is bend second stereogram;

Fig. 3 is the traverse rod stereogram;

Fig. 4 is the bend front view;

Fig. 5 is the traverse rod front view;

Fig. 6 is a ball knockout movement locus schematic diagram;

Fig. 7 returns core movement locus schematic diagram for ball;

Fig. 8 writes view for the utility model;

Fig. 9 is the non-view of writing of the utility model;

Figure 10 is the axial sectional structure schematic diagram of the utility model.

The specific embodiment

Embodiment: a kind of noiseless by starting writing, comprise pen container 1, pen core 2, bend 3, traverse rod 4 and ball 5, with the presentation direction is benchmark, bend 3 axial side wall are provided with first, two, three, four

orbital grooves

31,32,33,34, first, two, three, four

orbital grooves

31,32,33,34 are connected successively from beginning to end in proper order forms a circular passage groove, wherein the head end of first orbital groove 31 and the 3rd orbital groove 33 is with respect to close nib one side of its tail end, second orbital groove 32 and the 4th orbital groove 34 head ends with respect to its tail end away from nib one side, and first orbital groove, 31 head ends with respect to the 3rd orbital groove 33 head ends away from nib one side, traverse rod 4 axial side wall are provided with a transverse concave groove 41 (being preferably in-line horizontal positioned state), axially can slide setpoint distance and radial stop of traverse rod 4 is positioned on the bend 3, circular passage groove on the bend 3 cooperate with transverse concave groove 41 on the traverse rod 4 form one can mobile space, ball 5 be able to be placed in this can mobile space in, ball 5 can be along the circular passage groove folk prescription of bend 3 to rolling, pen core 2 can be dismantled away from nib one end and be located at bend 3 near nib one end, bend 3 and connected pen core 2 and traverse rod 4 all are positioned at pen container 1, and traverse rod 4 is connected with pen container 1; Original state is that ball 5 is positioned at the 3rd orbital groove 33 head ends (this moment, nib was positioned at pen container 1), transverse concave groove 41 middle parts of traverse rod 4, pressing bend 3 moves downward it, what then the transverse concave groove on the circular passage groove of bend 3 and the traverse rod 4 41 formed can move upward by the relative bend 3 of mobile space, ball 5 is changed can mobile space to drive along the circular passage groove of bend 3 to roll, it at first scrolls up along the 3rd orbital groove 33, bend 3 can't be pressed downwards again when it is rolled into second orbital groove, 32 head ends, this moment, the user unclamped finger, ball 5 has downward movement tendency under the effect of self gravitation, final ball 5 falls into first orbital groove, 31 head ends, bend 3 setpoint distance that moves upward then, this moment, ball 5 can't have downward movement tendency again, and the nib of final pen core 2 is just exposed pen container 1 outside preseting length (pen core 2 moves downward the distance that length overall is first orbital groove, 31 head ends and the 3rd orbital groove 33 head ends); When using when needing in the pen core 2 withdrawal pen containers 1, push bend 3, then ball 5 moves up to second orbital groove, 32 head ends along first orbital groove 31, this moment, bend 3 can't be pushed downwards again, ball 5 can't continue to move upward again, unclamps bend 3, and ball 5 moves downward at self gravitation effect lower edge second orbital groove 32 and finally falls into the 3rd orbital groove 33 head ends, this moment, ball 5 can't continue downward rolling, and nib is set back in the pen container 1 behind pen container 1 movement outside one segment distance again; At ball 5 when the circular passage groove of bend 3 rolls, ball 5 simultaneously the transverse concave groove 41 of traverse rod 4 in about rolling, so just cooperate knockout and the Hui Xin that has realized pen core 2 by the transverse concave groove 41 of traverse rod 4, the circular passage groove and the ball 5 of bend 3, in this process all by ball 5 scrolling realization, just can not send the sound of ticktock yet, realization press noiseless function.

Described traverse rod 4 structure that setpoint distance and radial stop be positioned on the bend 3 of axially can sliding is: bend 3 axial side wall of circular passage groove dorsad is provided with the traverse rod chute 35 of preseting length, the axial side wall that traverse rod 4 is positioned at transverse concave groove 41 homonymies is provided with at least one pair of chute and buckles 42, this is buckled 42 radial sidewalls to chute and presses closer traverse rod chute 35 radial end faces in bend 3, chute is buckled 42 axial both ends of the surface face backstops in traverse rod chute 35 axial both ends of the surface, chute buckles 42 in that be subjected to can be to move up and down along traverse rod 4 chutes 35 under the external force effect, about can be not arbitrarily under the situation that is not subjected to external force, left and right sides play, preferably be provided with two pairs of chute buckles and two sections traverse rod 4 chutes 35, four press closer locating surface of formation, fixing-stable.

Described ball 5 can to the structure of rolling be along the circular passage groove folk prescription of bend 3: first, two, three, four

orbital grooves

31,32,33,34 equal head end radial heights are lower than tail end radial height (not returning away thereby controlled ball 5), second orbital groove, 32 head end radial heights are lower than first orbital groove, 31 tail ends, the 3rd orbital groove 33 head end radial heights are lower than second orbital groove, 32 tail ends, the 4th orbital groove 34 head end radial heights are lower than the 3rd orbital groove 33 tail ends, first orbital groove, 31 head end radial heights are lower than the 4th orbital groove 34 tail ends, and each intersection all forms step surface, the effect that ball 5 is subjected to extraneous motive force slides into tail end from the head end of an orbital groove, ball 5 can drop to the head end of next orbital groove voluntarily, yet if make ball 5 reverse movements, its stop that will be subjected to the intersection step surface can't continue motion.

Described ball 5 is a steel ball, and it is durable, and is not easy to wear.

Described first and third orbital groove all extends to form a border circular areas to the nib direction, and second, four orbital grooves make things convenient for ball 5 to rest on this border circular areas all to extending to form a border circular areas away from the nib direction like this.

Described first, second, third and fourth

orbital groove

31,32,33,34 all curved shapes (path is a shaped form), ball 5 has the effect of buffering in motion process, thereby can sound because of collision between the part avoiding; And first, second, third and fourth

orbital groove

31,32,33,34 of bend 3 is an arc surface, and there is the effect of coupling on itself and ball 5 surfaces like this, thereby control ball 5 slides in the guide rail path smoothly.

Described bend 3 circumferential surfaces are provided with at least two salient points 36, bend 3 salient point on its lateral wall 36 in motion process produces friction with pen container 1 internal face, it has effectively reduced the frictional contact surface of bend 3 lateral walls and pen container 1 madial wall, thereby when pressing, reduced pressing power, the sound that has also reduced interference each other and sent, thus the effect of noise elimination had.

Also be provided with spring 6, pen core 2 circumferential wall are provided with at least one raised points, spring 6 is sheathed on pen core 2 near the nib one end outside, spring 6 upper ends press closer the raised points on pen core 2 circumferential wall, spring 6 lower ends press closer pen container 1 madial wall, and when steel ball moved to the 4th orbital groove 34 head ends or second orbital groove, 32 head end places, ambient pressure was obstructed, after removing ambient pressure, pen core 2 makes bend 3 move round about under the effect of spring 6 elastic force.

Be provided with lubricant grease in the circular passage groove of described bend 3 and the transverse concave groove 41 of traverse rod 4, thereby play lubricated effect, guarantee that ball 5 is smooth and easy noiseless in rolling process, played noiseless purpose.

Also be provided with and lift core 7, pen clip 8, gadget 9 and anti-sliding sleeve 10; lift core 7 axial retention and be positioned bend 3 upper ends; this lifts core 7 upper ends and stretches out the outside, pen container 1 upper end; thereby so conveniently pressing bend 3 finishes pen core 2 knockouts and returns the core action; pen clip 8 and gadget 9 fixed covers are located at pen container 1 away from the nib one end outside; the placement of the convenient pen of pen clip; gadget makes an appearance looks elegant; anti-sliding sleeve 10 fixed covers are located at fixed cover and are located at pen container 1 near the nib one end outside; it is the protection finger effectively, alleviates finger tenderness sense when writing.

Claims

One kind noiseless by starting writing, it is characterized by: comprise pen container (1), pen core (2), bend (3), traverse rod (4) and ball (5), with the presentation direction is benchmark, bend (3) axial side wall is provided with first, two, three, four orbital grooves (31,32,33,34), first, two, three, four orbital grooves (31,32,33,34) head and the tail orders is connected and forms a circular passage groove successively, wherein the head end of first orbital groove (31) and the 3rd orbital groove (33) is with respect to close nib one side of its tail end, second orbital groove (32) and the 4th orbital groove (34) head end with respect to its tail end away from nib one side, and first orbital groove (31) head end with respect to the 3rd orbital groove (33) head end away from nib one side, traverse rod (4) axial side wall is provided with a transverse concave groove (41), axially can slide setpoint distance and radial stop of traverse rod (4) is positioned on the bend (3), circular passage groove on the bend (3) cooperate with transverse concave groove (41) on the traverse rod (4) form one can mobile space, ball (5) be able to be placed in this can mobile space in, ball (5) can be along the circular passage groove folk prescription of bend (3) to rolling, pen core (2) can be dismantled away from nib one end and be located at bend (3) near nib one end, bend (3) and connected pen core (2) and traverse rod (4) all are positioned at pen container (1), and traverse rod (4) is connected with pen container (1).
2. as claimed in claim 1 noiseless by starting writing, it is characterized in that: traverse rod (4) structure that setpoint distance and radial stop be positioned on the bend (3) of axially can sliding is: bend (3) axial side wall of circular passage groove dorsad is provided with the traverse rod chute (35) of preseting length, the axial side wall that traverse rod (4) is positioned at transverse concave groove (41) homonymy is provided with at least one pair of chute and buckles (42), this is buckled (42) radial sidewalls to chute and presses closer traverse rod chute (35) radial end face in bend (3), chute buckle (42) axially both ends of the surface face backstop in the axial both ends of the surface of traverse rod chute (35).
3. as claimed in claim 1 noiseless by starting writing, it is characterized in that: ball (5) can to the structure of rolling be along the circular passage groove folk prescription of bend (3): first, two, three, four orbital grooves (31,32,33,34) all the head end radial height is lower than the tail end radial height, second orbital groove (32) head end radial height is lower than first orbital groove (31) tail end, the 3rd orbital groove (33) head end radial height is lower than second orbital groove (32) tail end, the 4th orbital groove (34) head end radial height is lower than the 3rd orbital groove (33) tail end, first orbital groove (31) head end radial height is lower than the 4th orbital groove (34) tail end, and each intersection all forms step surface.
4. as claimed in claim 1 noiseless by starting writing, it is characterized in that: described ball (5) is a steel ball.
5. as claimed in claim 1 noiseless by starting writing, it is characterized in that: described first and third orbital groove all extends to form a border circular areas to the nib direction, and second, four orbital grooves are all to extending to form a border circular areas away from the nib direction.
6. as claimed in claim 1 noiseless by starting writing, it is characterized in that: all curved shape of described first, second, third and fourth orbital groove (31,32,33,34), and first, second, third and fourth orbital groove of bend (3) (31,32,33,34) is an arc surface.
7. as claimed in claim 1 noiseless by starting writing, it is characterized in that: described bend (3) circumferential surface is provided with at least two salient points (36).
8. as claimed in claim 1 noiseless by starting writing, it is characterized in that: also be provided with spring (6), pen core (2) circumferential wall is provided with at least one raised points, spring (6) is sheathed on pen core (2) near the nib one end outside, spring (6) upper end presses closer the raised points on pen core (2) circumferential wall, and spring (6) lower end presses closer pen container (1) madial wall.
9. as claimed in claim 1 noiseless by starting writing, it is characterized in that: be provided with lubricant grease in the transverse concave groove (41) of the circular passage groove of bend (3) and traverse rod (4).
10. as claimed in claim 1 noiseless by starting writing, it is characterized in that: also be provided with and lift core (7), pen clip (8), gadget (9) and anti-sliding sleeve (10), lift core (7) axial retention and be positioned bend (3) upper end, this lifts core (7) upper end and stretches out the outside, pen container (1) upper end, pen clip (8) and gadget (9) fixed cover are located at pen container (1) away from the nib one end outside, and anti-sliding sleeve (10) fixed cover is located at fixed cover and is located at pen container (1) near the nib one end outside.