CN201881707U

CN201881707U - Baby head telescopic ball-point pen

Info

Publication number: CN201881707U
Application number: CN2010206684473U
Authority: CN
Inventors: 李国铨
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-12-20
Filing date: 2010-12-20
Publication date: 2011-06-29
Anticipated expiration: 2020-12-20

Abstract

The utility model relates to a ball-point pen, in particular to a baby head telescopic ball-point pen, which comprises a pen holder, a pen core and a baby head arranged at the top end of the pen holder, wherein the pen holder is in a telescopic structure and comprises an outer pen tube and an inner pen tube sheathed inside the outer pen tube, the outer diameter of the inner pen tube equals to the inner diameter of the outer pen tube, and mutually matched locking structures are arranged on the outer pen tube and the inner pen tube. The baby head telescopic ball-point pen with the lovely appearance is designed into a telescopic structure in the baby head telescopic ball-point pen disclosed by the utility model, the length of the ball-point pen is adjustable, the ball-point pen can be conveniently placed into a pen bag, and convenience is provided for study and life of students.

Description

Doll's telescopic ball-point pen

Technical field

The utility model relates to a kind of ball pen, relates in particular to a kind of doll telescopic ball-point pen.

Background technology

A variety of pens are arranged in the market, the ball pen of a kind of top band doll head is arranged, lovely because of its moulding, especially be subjected to pupil's welcome.This pen is because of generally longer, cannot put into pen bag, can only be placed directly in the bag, so easy scuffing books, punctures school bag, causes a lot of troubles to the student.Therefore, be badly in need of a kind of ball pen that can freely stretch,, take in the school and go so that the student can be put into it in the pen bag.

Summary of the invention

For addressing the above problem, the utility model provides a kind of doll's ball pen that can freely stretch.

A doll described in the utility model telescopic ball-point pen, the doll's head that comprises penholder, pen core and penholder top, described penholder is a stretching structure, penholder comprises the inner pen tube of outer pen tube and Qi Nei suit, the external diameter of inner pen tube equals the internal diameter of outer pen tube, and outer pen tube and inner pen tube are provided with the latch-up structure that matches.During use, inner pen tube is pulled out, and fix, write by latch-up structure; In the time of it will being received in the pen bag, can click inner pen tube, make in its withdrawal outer pen tube, the length of pen is dwindled, and just can put into the pen bag.

Described latch-up structure comprises counterbore and interior spring and the steel ball of counterbore that is located at inner pen tube top, and spring one end is fixed on the inner pen tube, and the other end is fixedlyed connected with steel ball, and the inwall of outer pen tube bottom is provided with the groove that matches with steel ball.Be pulled outwardly inner pen tube during use, make counterbore align with groove, spring promotion this moment steel ball snaps in the groove, with the inner pen tube locking, and inner pen tube withdrawal when preventing to write; After using up, inner pen tube one is pressed on supporter, under pressure, steel ball pushes back in the counterbore, in the inner pen tube withdrawal outer pen tube.

The utility model doll's ball pen that moulding is lovely is designed to Collapsible structure, and the adjustable in length of ball pen conveniently puts it in the pen bag, for student's learning life provides convenience.

Description of drawings

Below in conjunction with accompanying drawing embodiment of the present utility model is described in detail:

Fig. 1 is the partial schematic sectional view of the utility model extended state;

Fig. 2 is the enlarged drawing of A part among Fig. 1;

Fig. 3 is the partial schematic sectional view of the utility model contraction state;

Among the figure, 1, pen core, 2, inner pen tube, 3, outer pen tube, 4, doll's head, 5, steel ball 6, groove, 7, spring, 8, counterbore.

The specific embodiment

A kind of doll telescopic ball-point pen as shown in the figure, comprises the doll 4 on penholder, pen core 1 and penholder top, and described penholder is formed by outer pen tube 3 and inner pen tube 2 suits, and the external diameter of inner pen tube 2 equals the internal diameter of outer pen tube 3.Inner pen tube 2 tops are provided with counterbore 8, and spring 7 and steel ball 5 are housed in the counterbore 8, and its medi-spring 7 one ends are fixedlyed connected with inner pen tube 2, and the other end is connected with steel ball 5.Outer pen tube 3 bottoms are provided with a groove 6 that matches with steel ball 5.Spring 7, steel ball 5 and groove 6 constitute latch-up structure.

Claims

1. doll's telescopic ball-point pen, the doll's head (4) that comprises penholder, pen core (1) and penholder top, it is characterized in that: described penholder is a stretching structure, penholder comprises the inner pen tube (2) of outer pen tube (3) and its interior suit, the external diameter of inner pen tube (2) equals the internal diameter of outer pen tube (3), and outer pen tube (3) and inner pen tube (2) are provided with the latch-up structure that matches.

2. doll's telescopic ball-point pen according to claim 1, it is characterized in that: described latch-up structure comprises counterbore (8) and interior spring (7) and the steel ball (5) of counterbore (8) that is located at inner pen tube (2) top, spring (7) one ends are fixed on the inner pen tube (2), the other end is fixedlyed connected with steel ball (5), and the inwall of outer pen tube (3) bottom is provided with the groove (6) that matches with steel ball (5).