CN217722894U - Anti-leakage water-based eyebrow pencil - Google Patents

Abstract

The utility model discloses a prevent aqueous eyebrow pencil of leakage, including pen-holder, nib, the package core, draw the water core, the connecting rod, the well festival, brush and cap, adopt the package core to supply liquid for the brush, form annular ventilation clearance through connecting rod and the inner wall of connecting rod installation cavity, be provided with the first air duct that communicates with the ventilation clearance on the outer periphery of nib installation department, be provided with the second air duct that communicates the first air duct with the external world on the rear end face of cone end, the brush rear end sets up in the inner chamber of cone end, make the butt joint form an air flue that communicates the pen-holder inner chamber and external world between ventilation clearance, first air duct and second air duct, carry out the air current exchange, realize that the air pressure of pen-holder inner chamber and external world keeps unanimous; meanwhile, the rear end of the brush is arranged in the inner cavity of the conical end, so that the brush, the first vent groove and the second vent groove are respectively arranged in the inner cavity and on the outer wall of the pen point, and the ink on the brush is prevented from leaking from the vent grooves.

Description

Anti-leakage water-based eyebrow pencil

Technical Field

The utility model relates to a makeup instrument technical field, concretely relates to prevent aqueous eyebrow pencil of leakage.

Background

The water-based eyebrow pencil is a kind of colour cosmetic product, and is used for making up and making eye look big and wonderful. Eyebrow pencils are widely used as makeup products, and among them, liquid eyebrow pencils are popular among consumers due to their advantages such as convenience in use.

The water-based eyebrow pencil is provided with a pencil holder, a pencil head and a pencil cap, wherein a liquid supply part (such as a coiled core, an ink sac and the like) for supplying liquid is arranged in the pencil holder, the liquid supply part supplies liquid for the pencil brush through a water leading core, but ink in the liquid supply part can only flow when the air pressure in the pencil holder is consistent with the outside, in the prior art, a vent hole is usually formed in the pencil head to enable the air inside and outside the pencil holder to exchange, the consistency of the air pressure is realized, but the ink is easy to leak out from the vent hole, and the user experience is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent aqueous eyebrow pencil of leakage, prevent the problem that printing ink leaked when realizing the inside and outside atmospheric pressure of pen-holder unanimity among the solution prior art.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides a prevent water based eyebrow pencil of leakage, includes pen-holder, nib, the package core, draws water core, connecting rod, well festival, brush and pen cover, the package core sets up in the pen-holder inner chamber, the pen-holder lock is in on the back end of well festival, the pen cover lock is in on the anterior segment of well festival, be provided with the connecting rod installation cavity in the well festival, the nib installation department of nib is pegged graft in the connecting rod installation cavity, the anterior segment of connecting rod is pegged graft in the inner chamber of nib installation department just the rear end of connecting rod with form annular ventilation gap between the inner wall of connecting rod installation cavity, be provided with on the nib installation department outer peripheral face with the first air channel of ventilation gap intercommunication, be provided with on the toper end rear end face of nib with the second air channel of first air channel and external intercommunication, draw the water core setting to be in the water core hole of connecting rod, draw the water core rear end peg graft inside the package core, draw water core front end with the rear end of brush is connected, the brush rear end sets up the tip of toper brush.

As a further aspect of the present invention: the first vent groove is provided with two.

As a further aspect of the present invention: two first air grooves are symmetrically arranged along the axis.

As a further aspect of the present invention: the connecting rod mounting cavity is arranged by penetrating through two ends of the middle section and comprises a thin cavity arranged close to the rear end and a thick cavity positioned in front of the thin cavity; the connecting rod is a stepped pipe and is provided with a first rod section, a second rod section and a third rod section, the outer diameters of the first rod section, the second rod section and the third rod section are sequentially reduced, the first rod section penetrates through the thin cavity and partially extends into the thick cavity, and the outer diameter of the first rod section is smaller than the diameter of the thin cavity; the second rod section is inserted in the inner cavity of the pen point mounting part in a sealing mode, and the pen point mounting part is inserted in the thick cavity in a sealing mode.

As a further aspect of the present invention: the water diversion core is provided with a thick core rod section and a thin core rod section positioned in front of the thick core rod section; the inside of connecting rod has the diversion core hole that link up, the diversion core hole is that the anterior segment is the pore, the back end is the shoulder hole of coarse hole, thick pole core section is installed in the coarse hole just the external diameter of thick pole core section is less than the aperture of coarse hole, thin pole core section interference fit install the pore.

As a further aspect of the present invention: an inner cover is arranged in the pen cap and is divided into a bottom straight section and a main body section from the closed end to the open end of the pen cap, and the inner wall of the bottom straight section is a cylindrical wall; the main body section has a tapered wall with an aperture that tapers toward the bottom straight section aperture.

As a further aspect of the present invention: the main part section includes rear end interconnect and integrated into one piece's inner circle and outer lane, the inner circle with the contained angle has between the outer lane, being close to of inner circle the one end of blind end is connected with the one end of the straight section of bottom, and the inner wall of inner circle is the aperture orientation the tapered wall of the straight section aperture convergent in bottom, the outer wall of outer lane is the cylinder wall just the outer wall of outer lane with the inner wall sealing contact of pen cover.

The utility model has the advantages that: the pen brush adopts the coiled core to supply liquid for the pen brush, an annular ventilation gap is formed between the connecting rod and the inner wall of the connecting rod mounting cavity, a first ventilation groove communicated with the ventilation gap is arranged on the outer circumferential surface of the pen point mounting part, a second ventilation groove communicated with the outside is arranged on the rear end surface of the conical end head, and the rear end part of the pen brush is arranged in the inner cavity of the conical end head, so that the ventilation gap, the first ventilation groove and the second ventilation groove are butted to form an air passage communicated with the inner cavity of the pen holder and the outside, airflow exchange is carried out, and the air pressure of the inner cavity of the pen holder and the outside is kept consistent; meanwhile, the rear end of the brush is arranged in the inner cavity of the conical end, so that the brush, the first vent groove and the second vent groove are respectively arranged in the inner cavity and on the outer wall of the pen point, and the ink on the brush is prevented from leaking from the vent grooves.

Drawings

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

FIG. 1 is an exploded view of the overall structure of the present invention;

FIG. 2 is a planar view of the whole structure of the present invention;

FIG. 3 is a schematic structural view of the middle section of the present invention;

fig. 4 is a schematic structural view of the connecting rod of the present invention;

FIG. 5 is a schematic structural view of the water diversion core of the present invention;

FIG. 6 is a schematic structural view of the brush of the present invention;

FIG. 7 is a schematic view of the structure at A in FIG. 2;

FIG. 8 is a sectional view of a part of the structure of the present invention;

FIG. 9 is a schematic view of the structure at B in FIG. 2;

fig. 10 is a sectional view of the inner lid of the present invention;

fig. 11 is a sectional view showing the overall structure of another embodiment of the present invention.

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 of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention relates to a leakage-proof water-based eyebrow pencil, which comprises a pencil shaft 100, a pencil point 200, a coiled core 300, a wick 400, a connecting rod 500, a middle section 600, a brush 700, a cap 800 and an inner cap 810. The pen holder 100, the pen point 200, the connecting rod 500, the middle section 600, the pen cap 800 and the inner cover 810 are all plastic pieces.

Referring to fig. 2-3, a ring of convex rings 610 is disposed on the outer circumference of the middle section 600 to divide the middle section 600 into a rear section 620 and a front section 630. The rear section 620 is tightly sealed and tightly fitted into the inner cavity of the pen holder 100 along the front end opening of the pen holder 100, and abuts against the core winding 300 which is arranged in the inner cavity of the pen holder 100 and used for storing ink, so that the core winding 300 is fixed in the pen holder 100. The pen holder 100 is external, and leakage resistance of the water-based eyebrow pencil is improved. Specifically, the rear section 620 is a stepped pipe and has three circular pipe-shaped sections which are sequentially connected, the outer diameters of the sections are sequentially increased from back to front, the inner cavity of the pen holder 100 is provided with a stepped butt joint part which is matched with the three sections, and the outer circumferential surface of the rear section 620 is tightly contacted with the inner cavity wall of the pen holder 100, so that the sealing effect of the outer circumferential surface of the rear section 620 and the inner cavity wall of the pen holder 100 is ensured. Further, in order to ensure that the pen holder 100 cannot fall off from the middle section 600, a circle of first annular protrusion 640 is arranged on the outer circumferential surfaces of the two segments close to the rear end of the rear section 620, a first annular recess 110 matched with the first annular protrusion 640 is formed in the inner cavity wall of the pen holder 100, and the first annular protrusion 640 on the rear section 620 is clamped in the first annular recess 110 in the inner cavity wall of the pen holder 100, so that the pen holder 100 is fixedly connected with the middle section 600. After the middle section 600 is inserted into the pen holder 100 and fixed, the front end surface of the pen holder 100 contacts the convex ring 610. The front section 630 is provided in a circular tube shape. The inside of well festival 600 is provided with the connecting rod installation cavity 650 that link up its front and rear end, and connecting rod installation cavity 650 includes the thin chamber 652 that is close to the rear end setting and is located the thick chamber 651 of thin chamber 652 front end, and the rear end edge of thin chamber 652 is provided with convex backstop ring, and thick chamber 651 inner chamber wall is provided with round annular draw-in groove 660.

Referring to fig. 4, 5 and 8, the connecting rod 500 is a stepped pipe having a first rod section 510, a second rod section 520 and a third rod section 530 with sequentially decreasing outer diameters, wherein the first rod section 510 is located at the rear section of the connecting rod 500, and the connecting rod 500 has a through wick hole therein. The diversion core 400 is made of fiber materials and is inserted into the diversion core hole, the diversion core 400 is provided with a thick rod core section 410 and a thin rod core section 420 positioned in front of the thick rod core section 410, the rear end of the thick rod core section 410 and the front end of the thin rod core section 420 are both provided with a conical front end head 430, the conical front end head 430 positioned at the rear end of the thick rod core section 410 extends out of the rear port of the diversion core hole and is inserted into the coiled core 300, and the conical front end head 430 positioned at the front end of the thin rod core section 420 extends out of the front port of the diversion core hole.

The water diversion core hole is a stepped hole with a fine hole 512 at the front section and a coarse hole 513 at the rear section, the coarse rod core section 410 is placed in the coarse hole 513, and the outer diameter of the coarse rod core section 410 is smaller than the aperture of the coarse hole 513, so that a gap is formed between the coarse rod core section 410 and the coarse hole 513. Thin pole core section 420 and thin pole core section 420 interference fit's installation in pore 512 is placed in pore 512, like this, the diversion core 400 is pegged graft at the downthehole back of diversion core, and diversion core 400 will thick pole core section 410 pine, thin pole core section 420 can tighten up, is favorable to thick pole core section 410 to inhale ink fast from rolling up core 300, then helps thin pole core section 420 to slow down the ink velocity of flow, avoids ink too much to spill over.

Referring to fig. 7-8, the pen tip 200 includes a tubular pen tip mounting portion 210 and a tapered end 220 located in front of the pen tip mounting portion 210, the pen tip mounting portion 210 has a cylindrical outer circumferential surface matching the middle section 600, and the tapered end 220 has a tapered outer circumferential surface.

The inside of the pen point 200 is divided into a connecting rod front end mounting hole 230 and a brush mounting hole, the connecting rod front end mounting hole 230 extends from the rear end surface of the pen point 200 to the inside of the tapered end head 220, the brush mounting hole extends from the connecting rod front end mounting hole 230 to the front end surface of the pen point 200, the brush mounting hole comprises a straight pipe section 241 connected with the connecting rod front end mounting hole 230 and a tapered pipe section 242 arranged at the other end of the straight pipe section 241, the aperture of the connecting rod front end mounting hole 230 is larger than that of the straight pipe section 241, and a positioning step 250 is formed between the connecting rod front end mounting hole 230 and the straight pipe section 241. When the connecting rod 500 is assembled with the pen tip 200, the second rod section 520 and the third rod section 530 are located in the connecting rod front end mounting hole 230, and the second rod section 520 is in interference fit with the connecting rod front end mounting hole 230, so that the second rod section 520 is hermetically connected with the connecting rod front end mounting hole 230. The rear face of the nib 200 is in contact with the front face of the first section 510. The slim rod core section 420 extends into the straight tube section 241.

Referring to fig. 6 and 8, the brush 700 is made of a sponge material, and includes a main body tapered end portion 710 and a positioning convex ring 720 disposed at the rear end edge of the main body tapered end portion 710 and protruding out of the outer peripheral surface thereof, a water-guiding core mounting hole for splicing the water-guiding core 400 is formed in the main body tapered end portion 710, and a portion of the water-guiding core 400 protruding out of the fine hole 512 is inserted into the water-guiding core mounting hole in an interference fit manner, so that ink is conveniently drawn from the water-guiding core 400 to the brush 700. At this time, the positioning protrusion ring 720 is located in the connecting rod front end mounting hole 230 and is clamped by the front end surface of the connecting rod 500 and the positioning step 250, so as to position the brush 700. The main body cone head 710 extends from the pen head 200, and the periphery of the main body cone head is matched with the conical inner wall of the cone pipe section 242 and is stopped and positioned by the cone pipe section 242, so that the pen brush 700 is prevented from falling off, and meanwhile, ink is prevented from leaking along the inner wall of the cone pipe section.

After the brush 700, the wick 400, the connecting rod 500 and the nib 200 are assembled, the nib mounting portion 210 is inserted into the thick cavity 651 of the middle section 600, so that the rear end face of the tapered tip 220 contacts with the front end face of the middle section 600, and the mounting of the nib 200 is limited. In this embodiment, the snap ring 211 is disposed on the outer circumferential surface of the pen point mounting portion 210, and when the rear end surface of the tapered tip 220 contacts the front end surface of the middle section 600, the snap ring 211 is clamped in the annular groove 660 of the inner cavity wall of the coarse cavity 651, so as to achieve the fixed connection between the pen point 200 and the middle section 600, and further, the pen point 200 and the pen holder 100 are fixedly connected.

The pen point 200 is tightly inserted into the pen holder 100 through the pen point mounting part 210, the second rod section 520 of the connecting rod 500 is tightly inserted into the pen point 200, and the pen holder 100, the pen point 200 and the connecting rod 500 are fixed, at this time, the first rod section 510 of the connecting rod 500 is located in the thin cavity 652, and the outer diameter of the first rod section 510 is smaller than the cavity diameter of the thin cavity 652, so that an annular ventilation gap is formed between the first rod section 510 and the thin cavity 652.

The pen point mounting part 210 is provided with a first vent groove 212 communicated with the vent gap, the tapered end 220 is provided with a second vent groove 260 communicated with the first vent groove 212 and the outside, and outside air enters the vent gap along the first vent groove 212 through the second vent groove 260 and then enters the inside of the pen holder 100, so that the inside and outside air pressures of the pen holder 100 are equal. In this embodiment, the first ventilation grooves 212 are disposed on the outer circumferential surface of the nib mounting portion 210, and two first ventilation grooves are symmetrically disposed along the axis, and correspondingly, two second ventilation grooves 260 are also disposed, and the two second ventilation grooves 260 are respectively communicated with one first ventilation groove 212, so that external air can flow into the inner cavity of the nib 100 along one first ventilation groove 212 through one second ventilation groove 260 and then flow into the ventilation gap, and then flow out from the ventilation gap along the other first ventilation groove 212 and the other second ventilation groove 260, so that the air flow in the inner cavity of the nib 100 and the external atmosphere are circularly exchanged, thereby achieving air pressure balance inside and outside the nib 100, and avoiding the ink discharge of the aqueous eyebrow pencil from being blocked.

In the embodiment, the second rod section 520 and the third rod section 530 of the connecting rod 500 are arranged in the connecting rod front end mounting hole 230, so that the joint of the front end surface of the connecting rod 500 and the rear end surface of the brush 700 is far away from the notch of the second vent groove 260 and is in sealing connection with the connecting rod front end mounting hole 230 through the second rod section 520, and ink is prevented from flowing into the first vent groove 212 from the front port of the water wick hole along the mounting gap between the connecting rod 500 and the pen point 200 and then leaking to the outside of the pen holder from the second vent groove 260.

Referring to fig. 2 and 9, in the present embodiment, a section of a peripheral wall of the inner cavity of the pen holder 100, on which the rolled core 300 is installed, and a bottom wall of the inner cavity are provided with anti-contact protruding strips 220 protruding out of the inner cavity wall, the anti-contact protruding strips 220 are arranged on the bottom wall in a cross shape and extend to the edge of the bottom wall, four anti-contact protruding strips 220 on the peripheral wall are respectively connected with four ends of the anti-contact protruding strips 220 on the bottom wall, the rolled core 300 is clamped between the anti-contact protruding strips 220, the rolled core 300 is elevated in the inner cavity of the pen holder 100, so that a gap is formed between the rolled core 300 and the inner cavity wall of the pen holder 100, thereby facilitating the exchange of the air flow in the inner cavity of the pen holder 100 with the outside through the ventilation gap, and avoiding the blocking phenomenon of the water-based eyebrow pencil when the ink is discharged by the rolled core 300 being attached to the inner cavity wall of the pen holder 100.

Referring to fig. 8 and 10, the cap 800 has a cylindrical inner cavity with one end closed and one end open. An inner wall of the cap 800 has an annular engaging recess at a position close to the opening end, and an outer circumferential surface of the front section 630 of the middle segment 600 has an annular engaging protrusion engaged with the annular engaging recess. The pen cap 800 is fastened on the middle section 600, the opening end face of the pen cap 800 abuts against the convex ring 610 and is stopped by the convex ring 610, and the annular fastening protrusion on the front section 630 of the middle section 600 is fastened into the annular fastening recess of the pen cap 800. An annular stopping protrusion 801 is arranged on one side, close to the closed end, of the inner wall of the pen cap 800, an annular convex ring 802 is arranged between the annular stopping protrusion 801 and the closed end, and a limiting groove 803 is formed between the annular convex ring 802 and the annular stopping protrusion 801. The pen cap 800 has a projection 804 at the center of the inner bottom wall.

Inner cup 810 sets up in cap 800's inner chamber, a take in the chamber and idle chamber for cut apart into mutually independent with cap 800's drum inner chamber, concretely, inner cup 810 divide into bottom straight section 811 and main part section 812 from cap 800's blind end to the open end, the inner wall of bottom straight section 811 sets up to the drum wall, bottom straight section 811 extends to cap 800's blind end, and the outside diapire center of bottom straight section 811 is provided with lug 804 complex recess, avoid bottom straight section 811 to take place to rock in cap 800. A partition 813 dividing the inner cavity into two is arranged in the inner cavity of the bottom straight section 811, the partition 813 is arranged in the inner cover 810, the space for placing the brush 700 in the inner cover 810 is further reduced, the content of residual air in the brush cap 800 after the brush cap 800 is fastened is reduced, the time required by air drying of ink on the brush 700 after capping is prolonged, and the wetting duration of the brush 700 is prolonged.

Main body section 812 includes an inner race 814 and an outer race 815 that are integrally formed with each other at their rearward ends, with an included angle between inner race 814 and outer race 815. A second sealing convex ring 816 is arranged on the outer wall of the outer ring 815 and is used for contacting with the inner wall of the pen cover 800, so that the inner cover 810 is connected with the pen cover 800 in a sealing manner; the front end of the inner ring 814 is connected with the rear end of the bottom straight section 811, the inner wall aperture of the inner ring 814 is a tapered wall which is tapered towards the bottom straight section 811, the front end of the tapered end head 220 is positioned in the inner ring 814, a gap is formed between the outer peripheral wall of the tapered end head 220 and the inner wall of the inner ring 814, and the brush head of the brush 700 extends into the bottom straight section 811.

The outer ring 815 is embedded into the limiting groove 803, the bottom straight section 811 is embedded into the limiting groove 803, and the projection 804 is pushed into the groove, so that the inner cover 810 cannot fall off from the inner cavity of the pen cap 800, the segmentation effect of the inner cover 810 is improved, and air exchange between the storage cavity and the idle cavity is further avoided.

The outer circumference of the end of the outer ring 815 near the closed end of the cap 800 has a tapered conical wall 817 to facilitate the installation of the inner cap 810 into the retaining groove 803.

When the pen cap 800 is fastened with the pen point 200, the pen brush 700 extends into the inner cover 810, the brush head of the pen brush 700 does not contact the partition 813, a certain gap is kept between the pen point 200 and the inner ring 814, the inner wall of the pen cap 800 close to the opening end is tightly contacted with the outer wall of the front end of the middle section 600, and the annular fastening protrusion on the front section 630 of the middle section 600 is fastened into the annular fastening recess of the pen cap 800, so that a completely closed space is formed among the pen holder 100, the pen point 200 and the inner cover 810, the second air channel 260 is located in the closed space, the internal air pressure is stable, air exchange between the external air and the inner cavity of the pen holder is avoided, at the moment, the residual space of the accommodating cavity is only equal to 10% -20% of the residual space after the pen cap 800 without the inner cover 810 is fastened, the air content available for air drying of the pen brush 700 in the pen cap 800 is greatly reduced, and the pen brush 700 can be kept wet for a long time.

Referring to fig. 8, a sealing convex ring 820 is further disposed on an inner wall of the pen cover 800, and after the pen cover 800 is fastened on the middle section 600, the sealing convex ring 820 contacts with an outer circumferential surface of a front section of the middle section 800, so that the pen cover 800 and the middle section 600 are hermetically connected, and the pen brush 700 is prevented from being dried in the pen cover 820 after the pen cover 800 is fastened on the middle section 600. In this embodiment, the sealing convex rings 820 are spaced by two circles, and indeed, in other embodiments, the sealing convex rings 820 may be provided in other numbers.

In this embodiment, the inner cavity of the pen holder 100 includes a first inner cavity 130 close to the front end and a second inner cavity 140 close to the rear end, the first inner cavity 130 and the second inner cavity 140 are isolated from each other by a partition board 150, the roll core 300 is disposed in the first inner cavity 130, a weight block 900 is disposed in the second inner cavity 140, the weight of the whole water-based eyebrow pencil is changed by replacing different weight blocks 900, the requirement that different users like to use pens with different weights is met, and the user experience is improved.

The tail end of the pen holder 100 is provided with a tail plug 160 capable of sealing the second inner cavity 140, the outer circumferential surface of the tail plug 160 is provided with two circles of second annular protrusions, the inner cavity wall of the second inner cavity 140 is provided with second annular recesses matched with the third annular protrusions, and the second annular protrusions are clamped in the second annular recesses, so that the inner plug is detachably connected with the pen holder 100.

The utility model discloses a water-based eyebrow pencil, when the equipment, assemble the well festival 600 after assembling connecting rod 500, leading water core 400, brush 700, nib 200 together earlier, install well festival 600 again in the pen-holder 100. The inner cap 810 is assembled into the cap 800, the cap 800 is snapped onto the middle section 600, and after the snap-fit is in place, the edge of the mouth of the inner cap 810 is sealed with the middle section 600.

In another embodiment, as shown in fig. 11, the difference between the previous embodiments is that the tail plug 160 of the previous embodiment is replaced by a mascara brush mounting head 910, the mascara brush mounting head 910 has a tubular abutting portion 9101 and a tapered head portion 9102, a weight 900 is disposed in an inner cavity of the abutting portion 9101, and a tail end of the mascara brush 930 is fixed in an inner cavity of the head portion 9102. A circle of convex limiting convex ring 920 is arranged on the whole body of the butt joint part 9101, the penholder 100 is buckled on the butt joint part 9101 and is positioned at the front end of the limiting convex ring 920, and the back end of the limiting convex ring 920 on the butt joint part 9101 is buckled with the eyelash brush cover 940.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims (7)

1. The utility model provides a prevent water based eyebrow pencil of leakage, its characterized in that, includes pen-holder, nib, the package core, draws water core, connecting rod, well festival, brush and cap, the package core sets up in the pen-holder inner chamber, the pen-holder lock is in on the back end of well festival, the cap lock is in on the anterior segment of well festival, be provided with the connecting rod installation cavity in the well festival, the nib installation department of nib is pegged graft in the connecting rod installation cavity, the anterior segment of connecting rod is pegged graft in the inner chamber of nib installation department just the rear end of connecting rod with form annular ventilation gap between the inner wall of connecting rod installation cavity, be provided with on the nib installation department outer peripheral face with the first air channel of ventilation gap intercommunication, be provided with on the toper end rear end of nib end face with the second air channel of first air channel with external intercommunication, draw water core setting in the water core hole of connecting rod, draw water core rear end peg graft inside the package core, draw water core front end with the rear end of brush is connected, the back end of brush sets up the toper end of brush, the tip extends out the pen end.

2. The leak-resistant aqueous eyebrow pencil of claim 1, wherein there are two first vent grooves.

3. The leak-resistant aqueous eyebrow pencil of claim 1, wherein the two first vent grooves are disposed symmetrically along an axis.

4. The leak-resistant aqueous eyebrow pencil of claim 1, wherein the connecting rod mounting cavity is disposed through both ends of the middle section, the connecting rod mounting cavity comprising a thin cavity disposed near the rear end and a thick cavity in front of the thin cavity; the connecting rod is a stepped pipe and is provided with a first rod section, a second rod section and a third rod section, the outer diameters of the first rod section, the second rod section and the third rod section are sequentially reduced, the first rod section penetrates through the thin cavity and partially extends into the thick cavity, and the outer diameter of the first rod section is smaller than the diameter of the thin cavity; the second rod section is inserted in the inner cavity of the pen point mounting part in a sealing mode, and the pen point mounting part is inserted in the thick cavity in a sealing mode.

5. The leak-resistant aqueous eyebrow pencil of claim 1, wherein the water wicking core has a thick core segment and a thin core segment in front of the thick core segment; the inside of connecting rod has the diversion core hole that link up, the diversion core hole is that the anterior segment is the pore, the back end is the shoulder hole of gross porosity, thick rod core section is installed thick downthehole just the external diameter of thick rod core section is less than the aperture of gross porosity, thin rod core section interference fit install the pore.

6. The leak-resistant aqueous eyebrow pencil of claim 1, wherein an inner cap is disposed inside the pencil cap, the inner cap being divided into a bottom straight section and a main body section from the closed end to the open end of the pencil cap, the inner wall of the bottom straight section being a cylindrical wall; the main body segment has a tapered wall that tapers in diameter toward the bottom straight segment.

7. A leakage-proof water-based eyebrow pencil according to claim 6, wherein the main body section comprises an inner ring and an outer ring which are integrally formed and connected to each other at their rear ends, the inner ring and the outer ring having an included angle therebetween, the inner ring having an end close to the closed end connected to an end of the bottom straight section, the inner ring having an inner wall with a tapered wall with a gradually decreasing aperture toward the bottom straight section, the outer ring having an outer wall with a cylindrical wall and the outer wall of the outer ring being in sealing contact with the inner wall of the cap.

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