CN201863552U

CN201863552U - Movable pencil

Info

Publication number: CN201863552U
Application number: CN2010206152166U
Authority: CN
Inventors: 张汉平
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-11-19
Filing date: 2010-11-19
Publication date: 2011-06-15
Anticipated expiration: 2020-11-19

Abstract

The utility model relates to a writing tool, particularly relates to a movable pencil. The movable pencil comprises a pen holder, a pen point, a lead refill inlet arranged on the pen holder, and a pushing element comprising a lead refill push component and a lead refill push driving component for pushing a lead refill to move outside. The lead refill push component comprises an inner rod and an unfolding element which is arranged between the pen point and the inner rod and is linked with the inner rod, wherein holes which coaxially correspond to the pen point lead refill outlet and are matched with the lead refill are respectively formed on the inner rod and the unfolding element, a return spring is arranged between the inner rod and the pen holder, a pressing groove is formed on the outer circumferential surface of the pen holder, the pushing element is extended to the interior of the pen holder through the pressing groove to link with the inner rod, at least one pressing inclined surface is arranged on the outer wall of the inner rod in the position corresponding to the pushing element, and a driving inclined surface matched with the pressing inclined surface on the inner rod is arranged on the pushing element. Through the adoption of the above technical scheme, the movable pencil provided by the utility model is labor-saving in pressing, and has reduced production cost.

Description

Propelling pencil

Technical field

The utility model relates to a kind of writing implement, particularly a kind of propelling pencil.

Background technology

Propelling pencil is that a kind of pencil-lead of installing also can be pushed into the pencil that the outer enforcement of propelling pencil is write with pencil-lead by manually pushing.At present, the propelling pencil that occurs on market and the data mainly by penholder, be located at nib that penholder one end has the knockout mouth, push away core assembly and the driving of advancing the core mouth, being located in the penholder of being located at the penholder other end push away core assembly and constitute the impeller that pencil-lead moves outward, push away core assembly include interior bar, be located between nib and the interior bar and with the part of blooming of interior bar interlock, be respectively equipped with on the interior bar and the part of blooming with nib on the coaxial hole corresponding and that pass for pencil-lead of knockout mouth; Usually drive the impeller that pushes away core assembly and be located at into core mouth place, impeller and promote between the assembly rotation by clutch block and constitute the impeller and the part of blooming pressed down the enforcement knockout, set-up mode is installed inconvenience like this, the process that presses down is laborsaving inadequately, and the parts mistake has increased the production cost of propelling pencil.

Summary of the invention

At the deficiency that prior art exists, the utility model provides a kind of propelling pencil laborsaving, that reduce production costs of pushing.

For achieving the above object, the utility model provides following technical scheme: a kind of propelling pencil, include penholder, be located at the nib that penholder one end has the knockout mouth, that is located at the penholder other end advances the core mouth, push away core assembly and the driving be located in the penholder push away core assembly and constitute the impeller that pencil-lead moves outward, push away core assembly and include interior bar, be located between nib and the interior bar and with the part of blooming of interior bar interlock, be respectively equipped with coaxial corresponding on the interior bar and the part of blooming also for the adaptive hole of pencil-lead with nib knockout mouth, be provided with back-moving spring between interior bar and the penholder, it is characterized in that: offer by indent on the outer peripheral face of described penholder, described impeller sees through to extend in the penholder and with interior bar by indent and links, the corresponding position that is positioned at impeller on the outer wall of interior bar is provided with one at least and pushes the inclined-plane, impeller be provided with interior bar on push the driving inclined-plane of the adaptive applying in inclined-plane; The cross section of described nib knockout mouth is rectangular, and the cross section in hole is and the adaptive rectangle of nib knockout mouth on interior bar, the part of blooming; The core mouth place of advancing of described penholder is provided with penholder and is the closeouts that removably connects.

Adopt technique scheme, by on the penholder outer peripheral face, offering by indent, impeller can be mounted to this by the indent place and extend in the penholder and the interior bar interlock that promotes assembly, and cooperating of inclined-plane implement to promote by pushing the inclined-plane and driving between impeller and the interior bar, not only make pushing course become easily laborsaving, and prior art has reduced parts relatively, thereby saved processing cost; Hole on knockout mouth, interior bar and the part of blooming is provided with rectangular this propelling pencil that makes can use the not rectangle pencil-lead of frangibility in addition, makes the use of this propelling pencil more comfortable and smooth and easy.

The utility model further is set to: the outer wall of interior bar is provided with the column pressing body, describedly push the upper surface that the inclined-plane is the column pressing body, and push on the longitudinal section on inclined-plane and have a lofty perch and a low end points, its lofty perch is near nib, and what low end points leaned on penholder into advances the core mouth; Described impeller is for promoting button, and it is press-side that this promotion button is revealed in the outer end of penholder, and its end in interior bar interlock is a drive end, and press-side is arcuation, pushes the driving inclined-plane of the adaptive applying in inclined-plane on impeller and the interior bar and is located at its drive end place.

Adopt technique scheme, with push the inclined-plane be arranged on the column pressing body of bar outer wall, convenient processing is set like this; Push on the longitudinal section on inclined-plane and have a lofty perch and a low end points, its lofty perch is near nib, and what low end points leaned on penholder into advances the core mouth, the axial thrust of penholder when setting can increase the inclined-plane cooperation like this, and the pushing course that makes is more laborsaving; It is operation for convenience that the press-side setting of impeller is arcuation, and feel is higher in the process of pushing, and it is big to push area, also can reach the labour-saving effect.

The utility model further is set to: the closeouts of penholder includes and is arranged in the clamping tube that penholder enters core mouth place, the top of clamping tube is provided with placed cavity, the bottom is provided with the clamping chamber, separate by dividing plate between top and the bottom, be provided with connecting rod between bar and the clamping tube in described, be provided with in the connecting rod with interior bar on the adaptive connecting hole in hole, and the clamping chamber clamping of an end of connecting rod and interior bar grafting, the other end and clamping tube; The dividing plate of clamping tube is provided with the connector with the corresponding setting of connecting hole on the connecting rod, is provided with the erasing rubber that detachably separates with placed cavity in the placed cavity of clamping tube.

Adopt technique scheme, being provided with on the one hand of clamping tube can be provided with erasing rubber with on it, and order can be carried out shutoff to advancing the core mouth on the one hand.

The utility model further is set to: an end of clamping tube is inserted in the penholder, and the other end is revealed in outside the penholder, and it is revealed in the outer end of penholder and is connected with a pen clip; Be connected by the clamping projection respectively between clamping tube and penholder and the pen clip.

Adopt technique scheme, being provided with of pen clip is convenient to the carrying of propelling pencil, and the snap fit of clamping tube and penholder and pen clip is simple and compactness.

Below in conjunction with accompanying drawing the utility model is further described.

Description of drawings

Fig. 1 is the structural representation of the utility model embodiment;

Fig. 2 is the upward view of Fig. 1;

Fig. 3 is the A-A profile of Fig. 1;

Fig. 4 is the structural representation of interior bar among the utility model embodiment;

Fig. 5 is the B-B profile of Fig. 4;

Fig. 6 is the structural representation of impeller among the utility model embodiment;

Fig. 7 is the structural representation of the part of blooming among the utility model embodiment;

Fig. 8 is the C-C cutaway view of Fig. 7;

Fig. 9 is the structural representation of clamping tube among the utility model embodiment.

The specific embodiment

As Fig. 1-a kind of propelling pencil shown in Figure 9, include penholder 1, be located at the nib 2 that penholder 1 one ends have knockout mouth 21, that is located at penholder 1 other end advances core mouth 11, be located at pushing away core assembly 3 and driving in the penholder 1 and push away the impeller 4 that core assembly 3 formation pencil-leads move outward, push away core assembly 3 and include interior bar 31, be located between nib 2 and the interior bar 31 and with the part 32(of blooming of interior bar 31 interlocks in bar 31 towards an end of the part of blooming clamping opening 311 is set, thereby an end of the part of blooming is connected to the interlock that realizes in this clamping opening 311 with interior bar 31), be respectively equipped with on the interior bar 31 and the part 32 of blooming and the nib 2 knockout mouths 21 coaxial corresponding adaptive holes 33 of pencil-lead that also supply, be provided with back-moving spring 5 between interior bar 31 and the penholder 1.Offer on the outer peripheral face of penholder 1 by indent 12, impeller 4 sees through to extend in the penholder 1 and with interior bar 31 by indent 12 and links, the corresponding position that is positioned at impeller 4 on the outer wall 315 of interior bar 31 is provided with one at least and pushes inclined-plane 312, impeller 4 be provided with interior bar 31 on push the driving inclined-plane 41 of inclined-plane 312 adaptive applyings; The cross section of described nib 2 knockout mouths 21 is rectangular, on interior bar 31, the part 32 of blooming the cross section in hole 33 for the adaptive rectangle of nib 2 knockout mouths 21; Core mouth 11 places of advancing of penholder 1 are provided with penholder 1 and are the closeouts 6 that removably connects.In the such scheme, by on penholder 1 outer peripheral face, offering by indent 12, impeller 4 can be mounted to this by indent 12 places and extend in the penholder 1 and interior bar 31 interlocks that promote assembly 3, and cooperating of inclined-plane 41 implement to promote by pushing inclined-plane 312 and driving between impeller 4 and the interior bar 31, not only make pushing course become easily laborsaving, and prior art has reduced parts relatively, thereby saved processing cost; Hole 33 on knockout mouth 21, interior bar 31 and the part 32 of blooming is provided with rectangular this propelling pencil that makes can use the not rectangle pencil-lead of frangibility in addition, makes the use of this propelling pencil more comfortable and smooth and easy.

In the utility model embodiment, as Fig. 4, shown in Figure 5, the outer wall 315 of interior bar 31 is provided with column pressing body 313, push inclined-plane 312 and be the upper surface of column pressing body 313, and push on the longitudinal section on inclined-plane 312 and have a lofty perch 3121 and a low end points 3122, its lofty perch 3121 is near nibs 2, and what low end points 3122 leaned on penholder 1 into advances core mouth 11, the axial thrust of penholder 1 when setting can increase the inclined-plane and cooperates like this, the pushing course that makes is more laborsaving; As shown in Figure 6, impeller 4 is for promoting button, it is press-side 42 that this promotion button is revealed in penholder 1 an outer end, its end in interior bar 31 interlocks is a drive end 43, press-side 42 is arcuation, and it is operation for convenience that press-side 42 settings are arcuation, and feel is higher in the process of pushing, and it is big to push area, also can reach the labour-saving effect; Push the driving inclined-plane 41 of inclined-plane 312 adaptive applyings on impeller 4 and the interior bar 31 and be located at its drive end 42 places.

As shown in Figure 9, the closeouts 6 of penholder 1 includes and is arranged in the clamping tube 61 that penholder 1 enters core mouth 11 places, the top of clamping tube 61 is provided with placed cavity 611, the bottom is provided with clamping chamber 612, separate by dividing plate 613 between top and the bottom, be provided with connecting rod 7 between interior bar 31 and the clamping tube 61, be provided with in the connecting rod 7 with interior bar 31 on the adaptive connecting hole 71 in hole 33, and clamping chamber 612 clampings of an end of connecting

rod

7 and 31 grafting of interior bar, the other end and clamping tube 61; The dividing plate 613 of clamping tube 61 be provided with connecting rod 7 on the connector 6131 of connecting hole 71 corresponding settings, be provided with the erasing rubber 8 that detachably separates with placed cavity 611 in the placed cavity 611 of clamping tube 61, need to prove, because erasing rubber 8 is an expendable part, and the erasing rubber among the utility model embodiment 8 is clamping with the placed cavity 611 of clamping tube 61 and is connected, when needs are placed pencil-lead, also need erasing rubber 8 is taken out, by the connector 6131 on clamping tube 61 dividing plates 613 pencil-lead is put into connecting rod 7 then.Need to prove, when changing or add pencil-lead, add after also can directly clamping tube 61 being removed, also be feasible, be that such addition manner comparatively bothers, and cause the damage of penholder 1 and clamping tube 61 easily, so in the utility model embodiment, on the dividing plate 613 of clamping tube 61, connector 6131 is set.

In the utility model embodiment, an end of clamping tube 61 is inserted in the penholder 1, and the other end is revealed in outside the penholder 1, and its end that is revealed in outside the penholder 1 is connected with a pen clip 9, and being provided with of pen clip 9 makes things convenient for carrying propelling pencil; Be connected by clamping projection 91 respectively between clamping tube 61 and penholder 1 and the pen clip 9.

Claims

1. propelling pencil, include penholder, be located at the nib that penholder one end has the knockout mouth, that is located at the penholder other end advances the core mouth, push away core assembly and the driving be located in the penholder push away core assembly and constitute the impeller that pencil-lead moves outward, push away core assembly and include interior bar, be located between nib and the interior bar and with the part of blooming of interior bar interlock, be respectively equipped with coaxial corresponding on the interior bar and the part of blooming also for the adaptive hole of pencil-lead with nib knockout mouth, be provided with back-moving spring between interior bar and the penholder, it is characterized in that: offer by indent on the outer peripheral face of described penholder, described impeller sees through to extend in the penholder and with interior bar by indent and links, the corresponding position that is positioned at impeller on the outer wall of interior bar is provided with one at least and pushes the inclined-plane, impeller be provided with interior bar on push the driving inclined-plane of the adaptive applying in inclined-plane; The cross section of described nib knockout mouth is rectangular, and the cross section in hole is and the adaptive rectangle of nib knockout mouth on interior bar, the part of blooming; The core mouth place of advancing of described penholder is provided with penholder and is the closeouts that removably connects.

2. propelling pencil according to claim 1, it is characterized in that: the outer wall of bar is provided with the column pressing body in described, describedly push the upper surface that the inclined-plane is the column pressing body, and push on the longitudinal section on inclined-plane and have a lofty perch and a low end points, its lofty perch is near nib, and what low end points leaned on penholder into advances the core mouth; Described impeller is for promoting button, and it is press-side that this promotion button is revealed in the outer end of penholder, and its end in interior bar interlock is a drive end, and press-side is arcuation, pushes the driving inclined-plane of the adaptive applying in inclined-plane on impeller and the interior bar and is located at its drive end place.

3. propelling pencil according to claim 1 and 2, it is characterized in that: the closeouts of described penholder includes and is arranged in the clamping tube that penholder enters core mouth place, the top of clamping tube is provided with placed cavity, the bottom is provided with the clamping chamber, separate by dividing plate between top and the bottom, be provided with connecting rod between bar and the clamping tube in described, be provided with in the connecting rod with interior bar on the adaptive connecting hole in hole, and the clamping chamber clamping of an end of connecting rod and interior bar grafting, the other end and clamping tube; The dividing plate of clamping tube is provided with the connector with the corresponding setting of connecting hole on the connecting rod, is provided with the erasing rubber that detachably separates with placed cavity in the placed cavity of clamping tube.

4. propelling pencil according to claim 4 is characterized in that: an end of described clamping tube is inserted in the penholder, and the other end is revealed in outside the penholder, and it is revealed in the outer end of penholder and is connected with a pen clip; Be connected by the clamping projection respectively between clamping tube and penholder and the pen clip.