CN214873806U - Active fluorescent pen with good tightness - Google Patents

Abstract

The utility model provides an active highlighter that seal is good, it includes pen-holder, nib, pen cap, nib, stopper, push rod, spring and sealed piece. The pen-holder is the cavity tube-shape, one end is uncovered, the pen is chewed to the cavity tube-shape, both ends are uncovered, connect in the uncovered department of pen-holder, the pen lid is connected and is chewed keeping away from pen-holder one end at the pen, nib one end is stretched out the pen and is chewed, the other end stretches into in the pen is chewed, stopper one end is connected in the pen, the other end stretches out the pen-holder, the push rod is located the pen and chews, one end is provided with the pen point seat, the stopper is worn to locate by the other end, nib one end is connected in the pen point seat, the spring housing is established on the push rod, be located between pen point seat and the stopper, the sealed piece is the tube-shape, the cover is established on the nib, one end contact pen point seat, the inner wall is chewed to the other end contact pen. The utility model discloses an active fluorescent pen that the leakproofness is good can ensure that the pen is chewed and the inside fluorescent ink of pen-holder is difficult to leak, and the leakproofness of fluorescent pen is better.

Description

Active fluorescent pen with good tightness

Technical Field

The utility model relates to a stationery field, in particular to active highlighter that seal is good.

Background

In learning, a fountain pen is usually used, wherein ink is filled in the fountain pen, and a pen point extends out. The active fluorescent pen is internally provided with the water-based fluorescent ink, and the existing active fluorescent pen has poor tightness and is easy to cause leakage of the fluorescent ink, so that the technical problem needs to be solved by providing the active fluorescent pen with good tightness.

SUMMERY OF THE UTILITY MODEL

The utility model provides an active highlighter that the leakproofness is good to the active highlighter that solves among the prior art exists the leakproofness not good more, causes the problem that the fluorescence ink leaked easily.

In order to solve the technical problem, the utility model adopts the technical scheme that: an active highlighter with good sealing performance comprises:

the pen holder is hollow and cylindrical, and one end of the pen holder is open;

the pen holder is hollow and cylindrical, two ends of the pen holder are open, the pen holder comprises a fixed cylinder and a connecting cylinder, the connecting cylinder is connected to the open position of the pen holder, the fixed cylinder is connected to one end, away from the pen holder, of the connecting cylinder, the diameter of an inner ring of the fixed cylinder is smaller than that of an inner ring of the connecting cylinder, and the connecting position of the fixed cylinder and the connecting cylinder is step-shaped;

the pen cap is connected to one end, far away from the pen holder, of the pen nib;

one end of the pen point extends out of the pen nozzle, and the other end of the pen point extends into the pen nozzle along the fixed cylinder;

the limiting block comprises a connecting ring, supporting strips and a retaining ring, the connecting ring is connected in the penholder, the retaining ring extends out of the penholder, and the plurality of supporting strips are connected with the retaining ring and the connecting ring;

the push rod is positioned in the pen nib, one end of the push rod is provided with a pen nib seat, the other end of the push rod penetrates through the inner ring of the baffle ring, and one end of the pen nib is connected in the pen nib seat;

the spring is sleeved on the push rod, one end of the spring is contacted with the pen point seat, and the other end of the spring is contacted with the baffle ring;

the sealing block is cylindrical, is sleeved on the pen point, one end of the sealing block is in contact with the pen point seat, and the other end of the sealing block is in contact with the fixing cylinder.

Active highlighter that the seal is good in, sealed piece middle part is provided with sealed annular arch, and sealed piece is kept away from push rod one end stretches into in the solid fixed cylinder, the outer surface contact of push rod one end is kept away from to sealed piece the internal face of solid fixed cylinder, sealed annular arch is kept away from the solid fixed cylinder of push rod one end contact.

Active highlighter that the seal is good in, be provided with the seal groove on the nib seat, the seal groove bottom is provided with the nib groove, nib one end is connected the nib inslot, sealed piece is kept away from cap one end is connected in the seal groove, cap one end contact nib seat is kept away from to sealed annular arch.

Active fluorescent pen that the seal is good in, the connecting cylinder includes first connecting portion and second connecting portion, the external diameter of first connecting portion is less than the external diameter of second connecting portion, first connecting portion stretch into in the pen-holder, first connecting portion surface is provided with first annular arch, and the pen-holder inner wall corresponds first annular arch position is provided with first ring channel, and first annular arch is connected in the first ring channel.

Active highlighter that the seal is good in, be provided with sealed ring channel on the first connecting portion, the sealing ring inslot is provided with the sealing washer, the sealing washer outside contact the pen-holder internal face.

Active highlighter that the seal is good in, the pen chew with be provided with the pen socket between the pen cover, the pen socket is the cavity tube-shape, and the parcel is connected the solid fixed cylinder with on the second connecting portion, pen socket one end is connected in the pen cover, the nib stretches out the pen socket, and pen cover one end contact is kept away from to the pen socket the pen-holder, second connecting portion surface is provided with the second annular arch, it is provided with the second ring channel to correspond the protruding position of second annular on the pen socket, the protruding connection of second annular is in the second ring channel.

Active fluorescence pen that the seal is good in, the pen socket includes fixed part and handheld portion, the fixed part is connected in the pen cap, the nib stretches out along fixed part one end, the handheld portion contact the pen-holder is provided with the third annular arch on the fixed part, and the pen cap corresponds the protruding position of third annular is provided with spacing arch, and is a plurality of spacing arch distributes along circumference, and spacing protruding contact third annular arch is close to pen-holder one side.

Active highlighter that the seal is good in, be provided with a plurality of antiskid grooves on the handheld portion, it is a plurality of antiskid groove interval is even, antiskid groove is wavy.

Active highlighter that the seal is good in, the pen cap includes lid and lid stopper, the lid is connected the pen socket, the lid stopper is connected inside the lid, and the lid stopper surface is provided with the lid stopper arch along length direction, and the lid corresponds lid stopper protruding position is provided with the spacing groove, and the lid stopper arch is connected spacing inslot, the nib stretches out the pen socket part is located the lid stopper.

Active highlighter that the seal is good in, it is protruding that the go-between surface is provided with spacing annular, the pen-holder corresponds spacing annular protruding position is provided with spacing ring channel, spacing annular protruding connection is in the spacing ring channel.

The utility model discloses compare in prior art, its beneficial effect is: the utility model discloses an active highlighter that seal is good sets up the pen and chews and connect the pen-holder, and nib one end sets up in the pen is chewed, and one end stretches out the pen and chews, and the nib stretches into the pen and chews the end and be provided with push rod, sealed piece and spring, and the spring promotes sealed piece and seals the pen, and the guarantee pen is chewed and the inside fluorescent ink of pen-holder is difficult to leak, and the seal of highlighter is better.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments are briefly introduced below, and the drawings in the following description are only corresponding drawings of some embodiments of the present invention.

Fig. 1 is a schematic structural view of the active highlighter with good sealing performance of the present invention.

Fig. 2 is a sectional view of the active highlighter of the present invention with good sealing performance.

Fig. 3 is an explosion structure diagram of the active highlighter with good sealing performance of the present invention.

Fig. 4 is a schematic structural diagram of a nib of the active highlighter of the present invention with good sealing performance.

Fig. 5 is a schematic structural diagram of the cover of the active highlighter with good sealing performance according to the present invention.

Fig. 6 is a schematic structural diagram of a pen cap of the active highlighter of the present invention with good sealing performance.

The pen comprises a pen holder 1, a pen holder 2, a pen holder, 3, a pen cap 4, a pen point 5, a limiting block 6, a push rod 7, a spring 8, a sealing block 9, a pen cap 11, a first annular groove 12, a limiting annular groove 21, a fixing barrel 22, a connecting barrel 31, a cover body 32, a cap plug 51, a connecting ring 52, a supporting bar 53, a baffle ring 61, a pen point seat 81, a sealing annular bulge 91, a second annular groove 92, a fixing part 93, a handheld part 221, a first connecting part 222, a second connecting part 223, a first annular bulge 224, a sealing annular groove 225, a sealing ring 226, a second annular bulge 511, a limiting annular bulge 611, a sealing groove 612, a pen point groove 921, a third annular bulge 931, an anti-skid groove 311, a limiting groove 312, a limiting bulge 321 and a cap plug bulge.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.

In the present invention, the directional terms, such as "up", "down", "front", "back", "left", "right", "inner", "outer", "side", "top" and "bottom", refer to the orientation of the drawings, and the directional terms are used for illustration and understanding, but not for limiting the present invention.

The terms "first," "second," and the like in the terms of the present invention are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, nor should they be construed as limiting in any way.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The active fluorescent pen in the prior art has poor tightness and is easy to cause leakage of fluorescent ink.

The present invention provides a preferable embodiment of an active highlighter which can solve the above technical problems and has good sealing property.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, wherein fig. 1 is a schematic structural diagram of the active highlighter with good sealing performance of the present invention, fig. 2 is a sectional view of the active highlighter with good sealing performance of the present invention, fig. 3 is a schematic structural diagram of the active highlighter with good sealing performance of the present invention, and fig. 4 is a schematic structural diagram of the nozzle of the active highlighter with good sealing performance of the present invention.

In the drawings, elements having similar structures are denoted by the same reference numerals.

The utility model provides an active highlighter that seal is good, it includes pen-holder 1, pen chews 2, pen cap 3, nib 4, stopper 5, push rod 6, spring 7 and sealed piece 8. The penholder 1 is hollow and cylindrical, and one end of the penholder is open; the pen nib 2 is in a hollow cylinder shape, two ends of the pen nib are open, the pen nib comprises a fixed cylinder 21 and a connecting cylinder 22, the connecting cylinder 22 is connected to the open of the pen holder 1, the fixed cylinder 21 is connected to one end, far away from the pen holder 1, of the connecting cylinder 22, the diameter of the inner ring of the fixed cylinder 21 is smaller than that of the inner ring of the connecting cylinder 22, and the connecting position of the fixed cylinder 21 and the connecting cylinder 22 is in a step shape; the pen cap 3 is connected with one end of the pen nib 2 far away from the pen holder 1; one end of the pen point 4 extends out of the pen nib 2, and the other end of the pen point extends into the pen nib 2 along the fixed cylinder 21; the limiting block 5 comprises a connecting ring 51, supporting strips 52 and a baffle ring 53, the connecting ring 51 is connected in the penholder 1, the baffle ring 53 extends out of the penholder 1, and the supporting strips 52 are connected with the baffle ring 53 and the connecting ring 51; the push rod 6 is positioned in the nib 2, one end of the push rod is provided with a nib seat 61, the other end of the push rod penetrates through the inner ring of the baffle ring 53, and one end of the nib 4 is connected in the nib seat 61; the spring 7 is sleeved on the push rod 6, one end of the spring is contacted with the pen point seat 61, and the other end of the spring is contacted with the retaining ring 53; the sealing block 8 is cylindrical and is sleeved on the pen point 4, one end of the sealing block is in contact with the pen point seat 61, and the other end of the sealing block is in contact with the fixed cylinder 21.

Set up 2 connection penholders 1 of pen-point, form between 2 and the penholder 1 and hold the chamber for adorn the china ink, nib 4 one end sets up in 2 in the pen-point, and one end stretches out 2 in the pen-point, and the nib stretches into 2 terminal push rod 6, sealed piece 8 and the spring 7 of being provided with of pen-point, and spring 7 promotes sealed piece 8 and seals 2 in the pen-point, ensures that 2 and the inside fluorescent ink of penholder 1 are difficult to leak, and the leakproofness of fluorescent pen is better. When the pen point 4 is used, the push rod 6 is pushed, the sealing block 8 and the fixing barrel 21 are loosened to open ink, and the pen point is convenient to write.

The middle part of the sealing block 8 is provided with a sealing annular bulge 81, one end of the sealing block 8, which is far away from the push rod 6, extends into the fixed cylinder 21, the outer surface of the sealing block 8, which is far away from one end of the push rod 6, contacts the inner wall surface of the fixed cylinder 21, and the end of the sealing annular bulge 81, which is far away from the push rod 6, contacts the fixed cylinder 21. The pen point seat 61 is provided with a sealing groove 611, the bottom of the sealing groove 611 is provided with a pen point groove 612, one end of a pen point is connected in the pen point groove 612, one end, far away from the pen cap 3, of the sealing block 8 is connected in the sealing groove 611, and one end, far away from the pen cap 3, of the sealing annular protrusion 81 is in contact with the pen point seat 61. The outer diameter of the sealing annular protrusion 81 is consistent with that of the push rod 6, one end of the sealing block 8 is inserted into the sealing groove 611, installation is facilitated, stress is facilitated, and the push rod 6 can push the sealing block 8 to be sealed with the fixed cylinder 21.

Referring to fig. 2, fig. 3 and fig. 5, fig. 5 is a schematic structural diagram of a cover of an active highlighter with good sealing performance according to the present invention.

The connecting cylinder 22 comprises a first connecting portion 221 and a second connecting portion 222, the outer diameter of the first connecting portion 221 is smaller than that of the second connecting portion 222, the first connecting portion 221 extends into the pen holder 1, a first annular protrusion 223 is arranged on the outer surface of the first connecting portion 221, a first annular groove 11 is formed in the position, corresponding to the first annular protrusion 223, of the inner wall of the pen holder 1, and the first annular protrusion 223 is connected into the first annular groove 11. The first annular protrusion 223 and the first annular groove 11 are provided in two sets, which are tightly connected and not easy to leak. A sealing ring groove 224 is formed between the two first annular protrusions 223 on the first connecting part 221, a sealing ring 225 is arranged in the sealing ring groove 224, and the outer side of the sealing ring 225 contacts the inner wall surface of the pen holder 1, so that the sealing performance is improved.

The outer surface of the connecting ring 51 is provided with a limiting annular bulge 511, the position of the penholder 1 corresponding to the limiting annular bulge 511 is provided with a limiting annular groove 12, the limiting annular groove 12 is positioned at one end, far away from the nib 2, of the first annular groove 11, the nib 2 extends into the tail end of the penholder 1 to be in contact with the connecting ring 51, the supporting bar 52 and the baffle ring 53 extend into the nib 2, and the limiting annular bulge 511 is connected in the limiting annular groove 12. The go-between 51 is connected inside pen-holder 1, need provide the holding power for keeping off ring 53, conveniently extrudees spring 7, sets up spacing annular arch 511, and stopper 5 is connected stably, and spring 7 can steadily promote push rod 6, compresses tightly sealed piece 8, the guarantee seal.

Referring to fig. 2, fig. 3 and fig. 6, fig. 6 is a schematic structural diagram of a pen cap of an active highlighter with good sealing performance according to the present invention.

Be provided with pen socket 9 between nib 2 and the pen cap 3, pen socket 9 is the cavity tube-shape, the parcel is connected on fixed section of thick bamboo 21 and second connecting portion 222, 9 one end of pen socket is connected in pen cap 3, nib 4 stretches out pen socket 9, 3 one end contact pen-holder 1 of pen cap is kept away from to pen socket 9, second connecting portion 222 surface is provided with the protruding 226 of second annular, it is provided with second annular groove 91 to correspond the protruding 226 position of second annular on the pen socket 9, the protruding 226 of second annular is connected in second annular groove 91. The pen cap 9 is arranged to protect the pen nib 2, the joint of the pen nib 2 and the pen holder 1 is sealed, and the internal fluorescent ink is not prone to leakage.

The pen cap 9 includes fixed part 92 and handheld portion 93, fixed part 92 is connected in the pen cap 3, nib 4 stretches out along fixed part 92 one end, handheld portion 93 contacts pen-holder 1, be provided with the protruding 921 of third annular on the fixed part 92, the pen cap 3 corresponds the protruding 921 position of third annular and is provided with spacing arch 312, a plurality of spacing arch 312 distribute along circumference, spacing arch 312 contacts the protruding 921 of third annular and is close to pen-holder 1 one side, spacing arch 312 limits the protruding 921 of third annular and removes in the pen cap 3, be provided with a plurality of anti-skidding grooves 931 on the handheld portion 93, a plurality of anti-skidding grooves 931 interval is even, anti-skidding groove 931 is wavy, it makes things convenient for the staff to grip the writing to set up anti-skidding groove 931.

The pen cap 3 comprises a cap body 31 and a cap plug 32, the cap body 31 is connected with the pen cap 9, the cap plug 32 is connected inside the cap body 31, a cap plug protrusion 321 is arranged on the outer surface of the cap plug 32 along the length direction, a limiting groove 311 is arranged at the position, corresponding to the cap plug protrusion 321, of the cap body 31, the cap plug protrusion 321 is connected in the limiting groove 311, and the part, extending out of the pen cap 9, of the pen point is located in the cap plug 32. The cover body 31 and the cover plug 32 are separated, so that the separation and processing are convenient, and the cover plug 32 can better protect the pen point 4.

The utility model discloses a theory of operation: the fluorescent ink is put into the penholder 1, the limiting block 5 is inserted into the penholder 1, the limiting annular bulge 511 is connected into the limiting annular groove 12, the pen point 4 is inserted into the pen nib 2 fixing barrel 21, the sealing block 8 is placed on the pen nib seat 61 on the push rod 6, the pen nib 4 extends into the pen nib 2 and partially penetrates through the sealing block 8 to be inserted into the pen nib groove 612, the spring 7 is placed on the push rod 6, the sealing ring 225 is placed in the sealing annular groove 224, the pen nib 2 is connected with the penholder 1, the first annular bulge 223 is connected with the first annular groove 11, the inner ring of the retaining ring 53 on the limiting block 5 is inserted into one end of the push rod 6, the pen cap 9 is sleeved on the pen nib 2, the second annular bulge 226 is connected with the second annular groove 91, the cap plug 32 is plugged into the cap body 31, the cap plug bulge 321 is connected into the limiting groove 311, the pen cap 3 is sleeved outside the pen cap 9, and the third annular bulge 921 is clamped on one side of the limiting bulge 312.

This completes the assembly process of the active highlighter pen of the preferred embodiment with good sealing.

In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, so that the scope of the present invention shall be determined by the scope of the appended claims.

Claims (10)

1. An active highlighter with good sealing performance is characterized by comprising:

the pen holder is hollow and cylindrical, and one end of the pen holder is open;

the pen holder is hollow and cylindrical, two ends of the pen holder are open, the pen holder comprises a fixed cylinder and a connecting cylinder, the connecting cylinder is connected to the open position of the pen holder, the fixed cylinder is connected to one end, away from the pen holder, of the connecting cylinder, the diameter of an inner ring of the fixed cylinder is smaller than that of an inner ring of the connecting cylinder, and the connecting position of the fixed cylinder and the connecting cylinder is step-shaped;

the pen cap is connected to one end, far away from the pen holder, of the pen nib;

one end of the pen point extends out of the pen nozzle, and the other end of the pen point extends into the pen nozzle along the fixed cylinder;

the limiting block comprises a connecting ring, supporting strips and a retaining ring, the connecting ring is connected in the penholder, the retaining ring extends out of the penholder, and the plurality of supporting strips are connected with the retaining ring and the connecting ring;

the push rod is positioned in the pen nib, one end of the push rod is provided with a pen nib seat, the other end of the push rod penetrates through the inner ring of the baffle ring, and one end of the pen nib is connected in the pen nib seat;

the spring is sleeved on the push rod, one end of the spring is contacted with the pen point seat, and the other end of the spring is contacted with the baffle ring;

the sealing block is cylindrical, is sleeved on the pen point, one end of the sealing block is in contact with the pen point seat, and the other end of the sealing block is in contact with the fixing cylinder.

2. The active highlighter with good tightness as claimed in claim 1, wherein a sealing annular protrusion is disposed in the middle of the sealing block, one end of the sealing block, which is far away from the push rod, extends into the fixed cylinder, the outer surface of one end of the sealing block, which is far away from the push rod, contacts the inner wall surface of the fixed cylinder, and one end of the sealing annular protrusion, which is far away from the push rod, contacts the fixed cylinder.

3. The active highlighter with good tightness according to claim 2, wherein the nib holder is provided with a sealing groove, the bottom of the sealing groove is provided with a nib groove, one end of the nib is connected in the nib groove, one end of the sealing block, which is far away from the nib cover, is connected in the sealing groove, and one end of the sealing annular protrusion, which is far away from the nib cover, is in contact with the nib holder.

4. The active highlighter with good tightness according to claim 1, wherein the connecting cylinder comprises a first connecting portion and a second connecting portion, the outer diameter of the first connecting portion is smaller than that of the second connecting portion, the first connecting portion extends into the holder, a first annular protrusion is arranged on the outer surface of the first connecting portion, a first annular groove is arranged on the inner wall of the holder corresponding to the first annular protrusion, and the first annular protrusion is connected in the first annular groove.

5. The active highlighter with good tightness according to claim 4, characterized in that a sealing ring groove is provided on the first connecting portion, a sealing ring is provided in the sealing ring groove, and the outer side of the sealing ring contacts the inner wall surface of the holder.

6. The active highlighter that leakproofness is good according to claim 4, characterized in that, the nib with be provided with the pen socket between the pen cap, the pen socket is the cavity tube-shape, and the parcel is connected the solid fixed cylinder with on the second connecting portion, pen socket one end is connected in the pen cap, the nib stretches out the pen socket, and the pen socket is kept away from pen cap one end contact the pen-holder, second connecting portion surface is provided with the second annular bulge, be provided with the second ring channel corresponding to second annular bulge position on the pen socket, the second annular bulge is connected in the second ring channel.

7. The active highlighter with good tightness as claimed in claim 6, wherein the pen cap comprises a fixing portion and a handheld portion, the fixing portion is connected in the pen cap, the pen point extends out along one end of the fixing portion, the handheld portion contacts with the pen holder, a third annular protrusion is arranged on the fixing portion, a limiting protrusion is arranged at a position, corresponding to the third annular protrusion, of the pen cap, the limiting protrusions are distributed along the circumferential direction, and the limiting protrusion contacts with the third annular protrusion and is close to one side of the pen holder.

8. The active highlighter with good tightness according to claim 7, characterized in that a plurality of anti-slip grooves are arranged on the hand-held portion, the anti-slip grooves are evenly spaced, and the anti-slip grooves are wavy.

9. The active highlighter with good tightness according to claim 6, wherein the cap comprises a cap body and a cap plug, the cap body is connected with the cap, the cap plug is connected inside the cap body, a cap plug protrusion is arranged on the outer surface of the cap plug along the length direction, a limit groove is arranged on the cap body corresponding to the cap plug protrusion, the cap plug protrusion is connected in the limit groove, and the pen point extends out of the cap body and is partially located in the cap plug.

10. The active highlighter with good tightness as claimed in claim 1, wherein the outer surface of the connecting ring is provided with a limiting annular protrusion, the penholder is provided with a limiting annular groove corresponding to the position of the limiting annular protrusion, and the limiting annular protrusion is connected in the limiting annular groove.

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