CN217944733U - Ball pen convenient to use - Google Patents

Abstract

The utility model discloses a convenient to use's ballpoint, including barrel and refill, barrel upper portion inside wall swing joint has a connecting block, is equipped with the movable hole that sets up along the barrel axial on the barrel lateral wall, the movable hole both sides are equipped with the draw-in groove that sets up along its length equidistance, swing joint has the reference column that extends the movable hole on the connecting block lateral wall, the outside end of reference column be equipped with the spacing muscle of draw-in groove complex, the connecting block middle part is equipped with the screw hole that link up, refill upper portion lateral wall be equipped with screw hole complex threaded connection portion. The utility model discloses a but set up a height-adjusting's connecting block in the pencil, the threaded connection piece on the cooperation refill has increased the adaptation scope of pencil, need not to tailor in addition or increase the height of refill, simple structure, convenient to use.

Description

Ball pen convenient to use

Technical Field

The utility model relates to a ballpoint pen technical field, concretely relates to convenient to use's ballpoint.

Background

A ball-point pen is a pen in which a writing medium is taken out by rolling a ball at the front end of a refill. The ball-point pen has the advantages of simple structure, convenient carrying, lubricating writing, no influence from weather and the like. In a ball-point pen, after ink in a refill is used up, a pen tube is still intact, and the ball-point pen can be continuously used as long as the refill is replaced. However, most of the existing pen tubes can only be replaced by pen cores with the same length as the original pen cores, and the new pen cores are too long or too short and are not suitable for being matched with the pen tubes, so that the too long pen cores need to cut off a small section of the top end, sometimes the pen cores are not well held, the pen cores are cut short or long, even the pen cores need to be cut to the ink to be matched in length, and the pen tubes are very inconvenient; too short refills require a growth-assisting block or paper ball to be padded in the pen tube, or a small stick is inserted at the top end of the refill to adapt to the length of the pen tube. These drawbacks all bring inconvenience to the use of the ball-point pen.

SUMMERY OF THE UTILITY MODEL

The utility model provides a solve above-mentioned problem, provide a convenient to use's ballpoint pen, its pen barrel can the adaptation refill that differs in size, and it is convenient to change the refill.

The utility model adopts the following technical scheme:

the utility model provides a convenient to use's ballpoint pen, includes pen barrel and refill, pen barrel upper portion inside wall swing joint has a connecting block, is equipped with the movable hole that sets up along the pen barrel axial on the pen barrel lateral wall, the movable hole both sides are equipped with the draw-in groove that sets up along its length equidistance, swing joint has the reference column that extends the movable hole on the connecting block lateral wall, the outside end of reference column be equipped with the spacing muscle of draw-in groove complex, the connecting block middle part is equipped with the screw hole that link up, refill upper portion lateral wall be equipped with screw hole complex threaded connection portion.

As an optimized technical scheme of the utility model, the threaded connection has the nib pipe under the pencil tube.

As a preferred technical scheme of the utility model, the pencil upper portion inside wall is equipped with the C type spout that a plurality of even circumference set up, the spout extends to the middle part along the axial of pencil from pencil upper portion, be equipped with on the connecting block lateral wall with spout complex T type slider, slider sliding connection is in the spout.

As an optimal technical scheme of the utility model, be equipped with the spread groove on the penholder lateral wall, reference column swing joint is connected with the spring between reference column and the bottom of the spread groove in the spread groove.

As a preferred technical scheme of the utility model, activity hole, reference column are equipped with 2 respectively at least.

As an optimized technical scheme of the utility model, spout and slider are equipped with 2 respectively at least.

The utility model has the advantages that:

the utility model discloses a but set up a height-adjusting's connecting block in the pencil, the threaded connection piece on the cooperation refill has increased the adaptation scope of pencil, need not to tailor in addition or increase the height of refill, simple structure, convenient to use.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A;

FIG. 3 is a cross-sectional view of the pen barrel;

fig. 4 is a schematic diagram of the structure of the outer side wall of the pen barrel.

The symbols in the drawings illustrate that:

1: pen tube, 2: a pen core, 201: threaded connection, 3: connecting block, 4: movable hole, 5: a card slot, 6: positioning column, 7: spacing muscle, 8: threaded hole, 9: nib tube, 10: chute, 11: slider, 12: connecting groove, 13: a spring.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings.

In the embodiments, it should be understood that the terms "middle", "upper", "lower", "top", "bottom", "right", "left", "above", "below", "back", "front", "middle", "outside", "inside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the embodiments, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the embodiments.

As shown in fig. 1, a ball-point pen convenient to use comprises a pen tube 1 and a pen core 2, wherein the inner side wall of the upper portion of the pen tube 1 is movably connected with a connecting block 3, a movable hole 4 is formed in the side wall of the pen tube 1 along the axial direction of the pen tube 1, clamping grooves 5 are formed in two sides of the movable hole 4 along the length direction of the movable hole at equal intervals, a positioning column 6 extending out of the movable hole 4 is movably connected onto the side wall of the connecting block 3, a limiting rib 7 matched with the clamping groove 5 is arranged at the outer side end of the positioning column 6, a through threaded hole 8 is formed in the middle of the connecting block 3, a threaded connecting portion 201 matched with the threaded hole 8 is formed in the outer side wall of the upper portion of the pen core 2, and the pen core 2 is in threaded connection with the threaded hole 8 through the threaded connecting portion 201, so that the pen core 2 is fixedly connected in the pen tube 1.

Further, the lower end of the pen tube 1 is connected with a pen point tube 9 through threads.

Further, 1 upper portion inside wall of pencil is equipped with the C type spout 10 that a plurality of even circumference set up, spout 10 extends to the middle part along 1 upper portion of pencil from the axial of pencil 1, and the longitudinal length of spout 10 represents the distance that connecting block 3 can be adjusted, be equipped with on the 3 lateral walls of connecting block with spout 10 complex T type slider 11, slider 11 sliding connection makes connecting block 3 sliding connection in pencil 1 through the cooperation of slider 11 and spout 10 in the spout 10.

Furthermore, a connecting groove 12 is formed in the side wall of the pen tube 1, the positioning column 6 is movably connected in the connecting groove 12, and a spring 13 is connected between the positioning column 6 and the bottom of the connecting groove 10. Draw reference column 6 outward, make spacing muscle 7 break away from draw-in groove 5, alright movable connecting block 3, adjust the height of connecting block 3 in pen tube 1, adjust suitable high back, loosen reference column 6, under spring 13 answer effect, during reference column 6 was pulled back spread groove 12, spacing muscle 7 blocks was in draw-in groove 5 simultaneously to fix connecting block 3 on pen tube 1.

Furthermore, the number of the movable holes 4 and the number of the positioning columns 6 are at least 2 respectively.

Furthermore, the sliding grooves 10 and the sliding blocks 11 are respectively provided with at least 2.

When the utility model is used, when the refill 2 is replaced, the height of the connecting block 3 in the pen tube 1 is well adjusted according to the actual length of the refill 2, if the refill 2 is longer, the connecting block 3 can be adjusted to the upper end of the chute 10, if the refill 2 is shorter, the connecting block 3 can be adjusted to the lower end of the chute 10, the connecting block 3 is specifically adjusted in a way that the limiting rib 7 is held and pulled outwards, the positioning column 6 is pulled out from the connecting groove 12, the spring 13 is stretched, when the limiting rib 7 is pulled out and separated from the clamping groove 5, the connecting block 3 can be moved upwards or downwards to be adjusted to a proper height, then the limiting rib 7 is loosened, the positioning column 6 is pulled back to the connecting groove 12 under the restoring action of the spring 13, and the limiting rib 7 is clamped in the clamping groove 5 corresponding to the height, thereby fixing the connecting block 3 at the position, then insert refill 2 from the screw hole 8 upper end of connecting block 3, through screw-thread fit down rotatory refill 2 when threaded connection 201, until the nib of refill 2 wear out and can not continue downwards from nib pipe 9 lower extreme, or, screw out nib pipe 9, wear out the upper end of refill 2 from screw hole 8 lower extreme, continue upwards to rotate refill 2 through screw-thread fit when threaded connection 201, until connect nib pipe 9 after, the nib of refill 2 just can wear out from nib pipe 9 lower extreme, so can fix refill 2 in nib 1, and refill 2 upper portion and connecting block 3 threaded connection, can fix it, then longer refill 2 can wear out from the nib 1 upper end, can not receive the restriction on nib 1 top, need not to cut short, shorter refill 2 then the accessible down adjust connecting block 3, make its height of cooperation shorter refill.

Finally, it should be noted that: these embodiments are merely illustrative of the present invention and do not limit the scope of the invention. In addition, other variations and modifications will be apparent to persons skilled in the art based on the foregoing description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications may be made without departing from the scope of the present invention.

Claims (6)

1. The utility model provides a convenient to use's ballpoint pen, includes barrel (1) and refill (2), its characterized in that: the pen tube is characterized in that a connecting block (3) is movably connected to the inner side wall of the upper portion of the pen tube (1), a movable hole (4) axially arranged along the pen tube (1) is formed in the side wall of the pen tube (1), clamping grooves (5) are formed in two sides of the movable hole (4) and are arranged along the length of the movable hole at equal intervals, a positioning column (6) extending out of the movable hole (4) is movably connected to the side wall of the connecting block (3), limiting ribs (7) matched with the clamping grooves (5) are arranged at the outer side end of the positioning column (6), a threaded hole (8) penetrating through the connecting block (3) is formed in the middle of the connecting block, and a threaded connecting portion (201) matched with the threaded hole (8) is formed in the outer side wall of the upper portion of the refill (2).

2. A ballpoint pen as claimed in claim 1, which is convenient in use and comprises: the lower end of the pen tube (1) is in threaded connection with a pen point tube (9).

3. A ballpoint pen as claimed in claim 1, which is convenient in use and comprises: pen tube (1) upper portion inside wall is equipped with C type spout (10) that a plurality of even circumference set up, spout (10) extend to the middle part from pen tube (1) upper portion along the axial of pen tube (1), be equipped with on connecting block (3) lateral wall with spout (10) complex T type slider (11), slider (11) sliding connection is in spout (10).

4. A ballpoint pen as claimed in claim 1, characterised in that: be equipped with spread groove (12) on pen tube (1) lateral wall, reference column (6) swing joint is connected with spring (13) between reference column (6) and spread groove (12) bottom in spread groove (12).

5. A ballpoint pen as claimed in claim 1, which is convenient in use and comprises: the movable hole (4) and the positioning column (6) are respectively provided with at least 2.

6. A ballpoint pen as claimed in claim 3, wherein: the sliding grooves (10) and the sliding blocks (11) are at least provided with 2.

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