CN201881694U

CN201881694U - Front-popup-piston-type jump-core-outlet ball-point pen

Info

Publication number: CN201881694U
Application number: CN2010205668280U
Authority: CN
Inventors: 鲁明洋
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-10-15
Filing date: 2010-10-15
Publication date: 2011-06-29
Anticipated expiration: 2020-10-15

Abstract

The utility model relates to a front-popup-piston-type jump-core-outlet ball-point pen, which comprises a pen holder, a pen core assembly and a sliding piece which is arranged at the internal upper part of the pen holder and is used for driving the pen core assembly to move upwards or downwards. A spring which enables the sliding piece to have a trend of moving downwards is arranged on the sliding piece. An elastic arm with a fastener is arranged on one side of the sliding piece. A button which can enable the elastic arm to be elastically deformed is arranged on the side wall of the pen holder. At least two clamping grooves at which the fastener on the elastic arm can be clamped and limited are distributed on the internal side wall of the pen holder from the top to the bottom. Moreover, the sliding piece is connected with a push piece which is arranged outside the pen holder. A strip hole in which the push piece can slide up and down is arranged on the side wall of the pen holder. When the ball-point pen is used, the head of a pen core is popped up by pressing the button; and when the pen core is required to be retracted, the push piece is only required to be pushed upwards. The popup and retraction structure of the ball-point pen is novel, the ball-point pen can also be used as an intelligence toy and the diversified demands of consumers can be satisfied.

Description

Before eject the piston type knockout ball pen of beating

Technical field

The utility model relates to a kind of stationery, specifically is to eject the piston type knockout ball pen of beating before a kind of.

Background technology

Ball pen is a kind of stationery that people use always, at present many ball pens all are to adopt the structure of pushing knockout, the user only need down push the press head that is positioned at the penholder end, the nib of pen core just can expose the penholder head, write finish after, just nib can be accepted and be hidden in penholder inside as long as press this press head once more.The ball pen of this push type generally comprises pen core, penholder, be positioned at the pressing mechanism of penholder rearward end and be enclosed within the spring of pen core front end.Except that this common top pressing structure, also have some ball pens to be positioned at penholder sidepiece briquetting and to eject pen core on the market by pushing, as common multi-color ballpoint pen, a plurality of briquettings are arranged in around the penholder, the pen core that each briquetting is controlled a kind of color ejects or withdrawal, promptly presses briquetting downwards, can eject the pen core of respective color, up promote briquetting, the corresponding pen core of withdrawing.The weak point of existing this class push type ball pen is that structure is comparatively common, only realized basic writing function, can't satisfy the diversified demand of consumer to a tool, therefore, remain to be proposed a kind of ball pen of novel structure, make ball pen realizing writing function also subsidiary simultaneously intelligence development amusement functions, make ball pen have certain added value of product, satisfy the demands of consumers.

The utility model content

Technical problem to be solved in the utility model is the ball pen that provides a kind of pen core withdrawal and the comparatively unique novel preceding ejection piston type of ejecting structure to beat knockout at prior art.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: eject piston type knockout ball pen of beating before this, comprise penholder, pen core assembly, it is characterized in that: comprise that also one is located at the penholder inner and upper and is used to drive the pen core assembly and makes movable up or down sliding part, and one makes this sliding part have the spring of the trend of moving down; One side of described sliding part has an elastic arm that has a buckle, the sidewall of described penholder is provided with one can make this elastic arm that elastically-deformable button takes place under external force, can snap in spacing draw-in groove for the buckle on the elastic arm and be distributed with at least two on the madial wall of penholder up and down, this sliding part also is positioned at pushing away of penholder outside with one and pulls out part and be connected in addition, and the sidewall of described penholder is provided with to push away for this and pulls out the cylindrical void that part slides up and down.

Further, described pen core assembly comprises pen core and is fixed on the pen core sleeve pipe of this pen core outside that the upper end of this pen core sleeve pipe is connected by a connection piece with described sliding part.Like this, after assembling was finished, pen core, pen core sleeve pipe and sliding part three just were fixed together.

Described connector can adopt various ways, and as preferably, described connector is to be with externally threaded cylindrical body.By this cylindrical body, sliding part just links together with the pen core sleeve pipe.Like this, the sliding up and down of sliding part just can drive the pen core sleeve pipe and move up and down, and then drives moving up and down of pen core.

Described pushing away pulled out part multiple choices can be arranged, and as preferably, describedly pushes away that to pull out part be a pen clip, and the inboard of this pen clip is provided with a projection, and cylindrical void and sliding part that this projection passes on the penholder are fixed together.The user just can drive the sliding part that is connected with pen clip and upwards slide, and then the drive pen core moves up as long as upwards promote pen clip along described cylindrical void.

Further, for guaranteeing that spring does not rock in penholder inside, make the elastic force of spring act on the sliding part more equably, described penholder top is provided with a base, be formed with a step between the front and rear part of described base, the front portion of this base further extend in the described sliding part after passing described spring, and the two ends of described spring offset with this step and described sliding part upper end respectively.

For the structure that makes ball pen is more complete, be with a cap for brush on the described base.

As preferably, the described draw-in groove that is located on the penholder madial wall is two, one is when pen core is withdrawn and first draw-in groove that fastens of the buckle on the elastic arm, another is second draw-in groove that the buckle on pen core At time of eject and elastic arm fastens, and described first draw-in groove is positioned at the top of second draw-in groove.

Compared with prior art, advantage of the present utility model is: ejecting piston type button that the knockout ball pen only need push the penholder sidewall of beating before this can eject the pen core head to penholder, during desire withdrawal pen core, up push away and pull out part and get final product, this ejection and retraction structure are comparatively novel, the toy that this ball pen can attach as a kind of intelligence development class uses, and can satisfy consumer's diversified demand.

Description of drawings

Fig. 1 is retracted in penholder structural representation when inner for the pen core of utility model present embodiment;

Fig. 2 is the structural representation in the pen core ejection process of utility model present embodiment;

Fig. 3 is the structural representation after the pen core of the utility model embodiment ejects penholder;

Fig. 4 is the three-dimensional exploded view of the utility model embodiment;

Fig. 5 is the external structure schematic diagram of Fig. 1;

Fig. 6 is the external structure schematic diagram of Fig. 3.

The specific embodiment

Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.

As shown in Figure 1 and Figure 4, when assembling this ball pen, at first pen core 2 is packed in the pen core sleeve pipe 11 and both pen core assemblies that is composed of a fixed connection, refill casing head 18 in the lower end of pen core sleeve pipe 11, the upper end of pen core sleeve pipe 11 is connected by being with externally threaded cylindrical body 12 with sliding part 3.Like this, casing head 18, pen core assembly and sliding part 3 just are fixed together, and can move up and down simultaneously, after this three's assembling finishes, they are put in the penholder 1.Then, spring 4 is enclosed within base 14 front portions that are positioned at penholder 1 top, and base 14 front portions are extend into sliding part 3 inside.At last button 7 is installed in penholder 1 sidewall, the projection 17 that is positioned at pen clip 13 inboards is installed on the sliding part 3 by the cylindrical void 10 that is positioned on the penholder 1, puts the cap for brush 16 again and finish installation on base 14.

Sliding part 3 is as the critical component of this ball pen, its concrete structure and as follows with the annexation of connected components: sliding part 3 is positioned at the top of penholder 1 inside, sliding part 3 one sidewalls form the elastic arm 6 that the end has buckle 5, fixedly connected with pen clip 13 by projection 17 on another sidewall of sliding part 3, the lower end of sliding part 3 is connected with pen core sleeve pipe 11 by being with externally threaded cylindrical body 12, the upper end of sliding part 3 and spring 4 offset, and the inside that spring 4 extend into this sliding part 3 is passed in base 14 front portions.And being designed to a step 15 between the front and rear part of base 14, the two ends that make spring 4 offset with the upper end of this step 15 and sliding part 3 respectively.Can snap in the first spacing draw-in groove 8 and second draw-in groove 9 for the buckle 5 on the elastic arm 6 being distributed with two on the madial wall of penholder 1 up and down, wherein first draw-in groove 8 is positioned at the top of second draw-in groove 9.Also being provided with one on the sidewall of penholder 1 can make this elastic arm 6 that elastically-deformable button 7 takes place under external force.

As Fig. 1 and shown in Figure 5, pen core 2 is retracted in penholder 1 inside.At this moment, the buckle 5 on the elastic arm 6 is fastened in first draw-in groove 8, and spring 4 is in compressive state, and under the resistance of first draw-in groove 8, spring 4 only makes sliding part 3 maintain trend to lower slider.When using ball pen, press the button 7 on penholder 1 sidewall, 7 pairs of elastic arms of button 6 produce the active force perpendicular to elastic arm 6, make elastic arm 6 to penholder 1 interior curve, and then the buckle 5 of elastic arm 6 front ends is broken away from first draw-in groove 8.After buckle 5 broke away from, 4 pairs of sliding parts of the spring of compression 3 produced a downward elastic force.As previously mentioned, because casing head 18, pen core assembly and sliding part 3 these threes are fixedly connected into together, so when the spring 4 of compression acted on sliding part 3 downwards, pen core 2 also moved down simultaneously, Fig. 2 is a structural representation in this process.

As Fig. 3 and shown in Figure 6, after pen core 2 ejected, at this moment, the buckle 5 on the elastic arm 6 was fastened in second draw-in

groove

9, and 4 on spring just in time is in compressed slightly state in a state of nature or also.Can continue to stretch in sliding part 3 for assurance base 14 front portions, sliding part 3 is not rocked in penholder 1 inside, the Design of length of base 14 front portions need be become slightly be longer than the length after spring shown in Fig. 34 ejects.

When needs are withdrawn into penholder 1 when inner with pen core 2, promptly when state shown in Figure 3 transfers state shown in Figure 1 to, upwards promote pen clip 13 along cylindrical void 10 and get final product.Because pen clip 13 is fixedlyed connected with sliding part 3, moving up at pen clip 13 has also driven simultaneously sliding part 3 and carries out moving in the same way, and then the buckle 5 on the elastic arm 6 of sliding part 3 is broken away from second draw-in groove 9.At last, when pen clip 13 upwards promoted certain position, buckle 5 snapped onto in first draw-in groove 8, promptly gets back to state shown in Figure 1.

Except the foregoing description, ejecting the piston type knockout ball pen of beating before of the present utility model can have various deformation, and all adopt equivalent technologies means to replace the technical schemes that realize and all are regarded as in the protection domain of the present utility model.

Claims

1. eject the piston type knockout ball pen of beating before one kind, comprise penholder (1), pen core assembly, it is characterized in that: comprise that also one is located at penholder (1) inner and upper and is used to drive the pen core assembly and makes movable up or down sliding part (3), and one makes this sliding part (3) have the spring (4) of the trend of moving down; One side of described sliding part (3) has an elastic arm (6) that has buckle (5), the sidewall of described penholder (1) is provided with one can make this elastic arm (6) that elastically-deformable button (7) takes place under external force, can supply the buckle (5) on the elastic arm (6) to snap in spacing draw-in groove and be distributed with at least two on the madial wall of penholder (1) up and down, this sliding part (3) also is positioned at outside the pushing away of penholder (1) with one and pulls out part and be connected in addition, and the sidewall of described penholder (1) is provided with and can pushes away the cylindrical void (10) that pulls out part and slide up and down for this.

2. eject the piston type knockout ball pen of beating before according to claim 1, it is characterized in that: described pen core assembly comprises pen core (2) and is fixed on the pen core sleeve pipe (11) of this pen core (2) outside that the upper end of this pen core sleeve pipe (11) is connected by a connection piece with described sliding part (3).

3. eject the piston type knockout ball pen of beating before according to claim 2, it is characterized in that: described connector is to be with externally threaded cylindrical body (12).

4. eject the piston type knockout ball pen of beating before according to claim 1 and 2, it is characterized in that: describedly push away that to pull out part be a pen clip (13), the inboard of this pen clip (13) is provided with a projection (17), and the cylindrical void (10) that this projection (17) passes on the penholder (1) is fixed together with described sliding part (3).

5. eject the piston type knockout ball pen of beating before according to claim 4, it is characterized in that: described penholder (1) top is provided with a base (14), be formed with a step (15) between the front and rear part of described base (14), the front portion of this base (14) further extend in the described sliding part (3) after passing described spring (4), and the two ends of described spring (4) offset with this step (15) and described sliding part (3) top respectively.

6. eject the piston type knockout ball pen of beating before according to claim 5, it is characterized in that: be with a cap for brush (16) on the described base (14).

7. eject the piston type knockout ball pen of beating before as claimed in claim 1 or 2, it is characterized in that: the described draw-in groove that is located on penholder (1) madial wall is two, one is when pen core (2) is withdrawn and first draw-in groove (8) that fastens of the buckle (5) on the elastic arm (6), another is second draw-in groove (9) that the buckle (5) on pen core (2) At time of eject and elastic arm (6) fastens, and described first draw-in groove (8) is positioned at the top of second draw-in groove (9).