Water diversion core and cosmetic brush
By designing the water inlet core structure of the main water inlet channel and the branch water inlet channel, the problem of clogging of traditional water inlet cores was solved, and the uniform liquid discharge of solid-liquid mixture and the pearlescent effect were improved.
Patent Information
- Application Number
- CN202423195214.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-24
- Publication Date
- 2026-01-30
- Estimated Expiration
- 2034-12-24
AI Technical Summary
Traditional water-conducting cores are prone to clogging when using pearlescent powder, preventing liquid or pearlescent powder from reaching the brush properly and resulting in poor liquid output.
Design a water intake core, including a main water intake channel and a branch water intake channel. The main water intake channel runs through the front and rear ends, and the branch water intake channel is located between the main water intake channels. It is shallower and forms a bifurcation structure. A protrusion is added to improve the conveying effect and to collect liquid material at the converging section.
It improves the liquid discharge effect of solid-liquid mixture, reduces clogging, maintains the strength of the main structure, ensures that the water inlet core is not easily damaged, and provides uniform liquid discharge with better pearlescent effect.
Smart Images
Figure CN223845160U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of cosmetic tools, particularly to a water guide core and a cosmetic pen. BACKGROUND
[0002] The water guide core is often used as a liquid guide in the inside of the cosmetic pen of the smearing liquid type. Taking the traditional eyeliner as an example, the core structure in the inside is a liquid storage chamber and a water guide core. One end of the water guide core is in contact with the liquid for drawing in the liquid storage chamber, and the other end is in contact with the brush so as to guide the liquid in the liquid storage chamber to the brush. Then, the eyeliner is operated to make the brush contact the skin to realize the function of drawing the eyeliner. Some eyeliner adds solid powder, such as pearl powder, in the liquid for drawing. In the prior art, the pearl powder easily causes the water guide core to be blocked when the traditional water guide core is used, so that the liquid or the pearl powder cannot normally reach the position of the brush, resulting in poor pearl effect of the liquid. Therefore, the structure of the water guide core needs to be further improved. SUMMARY
[0003] The utility model aims at solving one of the technical problems in the prior art. Therefore, the utility model provides a water guide core which can improve the liquid output effect of the solid-liquid mixture.
[0004] The water guide core according to the first aspect of the utility model comprises a main body, main water guide grooves and sub water guide grooves. The main water guide grooves are arranged at intervals on the outer circumferential wall of the main body and penetrate the front end face to the rear end face of the main body. The sub water guide grooves are arranged on the outer circumferential wall of the main body and located between two adjacent main water guide grooves. The depth of the sub water guide groove is less than that of the main water guide groove.
[0005] The water guide core according to the utility model has the following beneficial effects: the main water guide groove penetrates the front end face to the rear end face, so that the solid-liquid mixture can be transported from the rear to the front in the main water guide groove. The sub water guide groove further supplements the channel for transporting the solid-liquid mixture, further improves the transportation effect, reduces the blocking condition, and the depth of the sub water guide groove is relatively small, so that the main body structure strength can be maintained to prevent damage during assembly.
[0006] According to some embodiments of the utility model, the main body comprises a water guide section and a converging section. The converging section is located at the front end of the water guide section. The outer circumferential wall of the converging section is inclined inward along the rearward direction.
[0007] According to some embodiments of the utility model, the sub water guide groove penetrates the rear end face of the main body to the outer circumferential wall of the converging section.
[0008] According to some embodiments of the present application, the converging section comprises a converging part and a branch part, the converging part is located at the front end of the branch part, and the branch water channel penetrates through the peripheral wall of the branch part.
[0009] According to some embodiments of the present application, the side wall of the main water channel is provided with a plurality of first protruding parts, and each first protruding part is arranged at intervals.
[0010] According to some embodiments of the present application, the side wall of the branch water channel is provided with a plurality of second protruding parts, and each second protruding part is arranged at intervals.
[0011] According to some embodiments of the present application, the depth of the branch water channel is H, the depth of the main water channel is Z, and H / Z=0.3-0.5.
[0012] According to some embodiments of the present application, the cross-sectional shape of the branch water channel is approximately V-shaped.
[0013] According to some embodiments of the present application, the main water channel is arranged at equal intervals around the main body in the circumferential direction.
[0014] The cosmetic pen according to the second aspect of the embodiments of the present application comprises the water guide core.
[0015] The cosmetic pen according to the embodiments of the present application has at least the following beneficial effects: by using the water guide core, the water guide core can fully guide water when the cosmetic pen is used, and is not easy to be blocked when a solid-liquid mixture is used, and has good use effect.
[0016] The additional aspects and advantages of the present application will be partially given in the following description, partially will become obvious from the following description, or will be understood through the practice of the present application. BRIEF DESCRIPTION OF DRAWINGS
[0017] The above or additional aspects and advantages of the present application will become apparent from and will be elucidated with reference to the embodiments described hereinafter with reference to the following drawings, in which:
[0018] Figure 1 is a structural schematic view of some embodiments of the present application;
[0019] Figure 2 is Figure 1 is an enlarged view of part A in the middle;
[0020] Figure 3 is a side view of some embodiments of the present application;
[0021] Figure 4 is Figure 3 is a sectional view of part A-A;
[0022] Figure 5 is Figure 3 a sectional view at B-B;
[0023] Figure 6 a sectional view of some embodiments of the present application;
[0024] Figure 7 a sectional view of some embodiments of the present application;
[0025] Figure 8 a sectional view of some embodiments of the present application;
[0026] Figure 9 a sectional view of some embodiments of the present application;
[0027] Figure 10 a sectional view of some embodiments of the present application;
[0028] Figure 11 is Figure 10 a sectional view of the front part in some embodiments.
[0029] Reference signs:
[0030] main body 100, front end face 110, rear end face 120, water diversion section 130, converging section 140, converging part 141, branch part 142;
[0031] main water diversion groove 200, first protruding part 210;
[0032] sub water diversion groove 300, second protruding part 310;
[0033] water diversion passage 410, hollow passage 420. DETAILED DESCRIPTION
[0034] Embodiments of the present application will be described in detail below, examples of which are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary and are only used to explain the present application and cannot be understood as a limitation of the present application.
[0035] In the description of the utility model, it needs to understand that, the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential" and the like indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicating or implying that the indicated device or element must have a particular orientation, a particular orientation and operation, therefore, it cannot be understood as a limitation on the utility model. In addition, the features limited by "first", "second" can be explicitly or implicitly include one or more features. In the description of the utility model, unless otherwise stated, the meaning of "a plurality of" is two or more.
[0036] In the description of the utility model, it needs to be explained that, unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected, it can be mechanical connection, or electrical connection, it can be directly connected, or indirectly connected through intermediate medium, it can be the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.
[0037] Referring to Figures 1 to 5 According to the first aspect embodiment of the utility model, the water diversion core includes a main body 100, a main water diversion groove 200 and a sub water diversion groove 300, a plurality of main water diversion grooves 200 are arranged at the outer peripheral wall of the main body 100, and the main water diversion groove 200 penetrates the front end face 110 to the rear end face 120 of the main body 100, the sub water diversion groove 300 is arranged at the outer peripheral wall of the main body 100 and located between two adjacent main water diversion grooves 200, and the depth of the sub water diversion groove 300 is less than the depth of the main water diversion groove 200. The main water diversion groove 200 can penetrate the front and rear end faces 120, so that the solid-liquid mixture can be transported from the rear to the front from the main water diversion groove 200, and the sub water diversion groove 300 can further supplement the channel for transporting the solid-liquid mixture, further improve the conveying effect, reduce the occurrence of blockage, and the depth of the sub water diversion groove 300 is relatively shallow, which can maintain a certain structure strength of the main body 100, so that it is not easy to be damaged during assembly.
[0038] Specifically, the main body 100 can be provided as a cylindrical body, and a plurality of main water guide grooves 200 extending forward and backward are arranged on the outer peripheral wall of the main body 100, the main water guide grooves 200 penetrating the front end face 110 and the rear end face 120 of the main body 100 so that the material can be transported along the main water guide grooves 200, and a plurality of main water guide grooves 200 can be arranged to improve the water guide capacity, and a plurality of branch water guide grooves 300 can be arranged between the main water guide grooves 200, the branch water guide grooves 300 having a depth smaller than that of the main water guide grooves 200, the branch water guide grooves 300 being capable of increasing the groove body on the outer peripheral wall of the main body 100, thereby further improving the water guide effect, and the main water guide grooves 200 and the branch water guide grooves 300 cooperating to form a bifurcated structure in the cross section of the main body 100, so that the main body 100 can more uniformly guide water, and for solid-liquid mixed material, the branch water guide grooves 300 can also reduce the occurrence of blockage, especially for pearl powder, so that the pearl effect of the liquid is better. Moreover, the depth of the branch water guide grooves 300 can be set to be small to maintain the strength of the main body 100, and the main body 100 is not easy to be damaged in the assembly process under the premise of improving the water guide effect.
[0039] It should be noted that the branch water guide grooves 300 are not limited to the above-mentioned embodiments, and other embodiments can also be used, for example, the branch water guide grooves 300 can be arranged not only between the main water guide grooves 200 but also further arranged between the branch water guide grooves 300, thereby forming more bifurcated structures of the water guide core, and the number of branches can be set according to requirements.
[0040] Referring to Figures 1 to 3 In some embodiments of the present application, the main body 100 comprises a water guide section 130 and a converging section 140, the converging section 140 being located at the front end of the water guide section 130, and the outer peripheral wall of the converging section 140 being inclined inwardly along the rear-to-front direction. Specifically, the water guide section 130 can be provided as a straight cylindrical body, and the converging section 140 is provided at the front portion, and the outer peripheral wall of the converging section 140 is gradually inclined inwardly along the rear-to-front direction, i.e. forming a conical surface, thereby converging the liquid material to the front portion and improving the liquid discharge effect.
[0041] It should be noted that the converging section 140 is not limited to the above-mentioned embodiments, and other embodiments can also be used, for example, the converging section 140 can also be provided as a stepped structure, and can be provided as inwardly collected through the stepped structure toward the front.
[0042] Referring to Figures 1 to 3In some embodiments of the utility model, the water diversion groove 300 penetrates the rear end surface 120 of the main body 100 to the outer peripheral wall of the converging section 140. Specifically, the water diversion groove 300 can extend from the rear end surface 120 to the outer peripheral wall of the converging section 140 without penetrating the front end surface 110, so that the structural strength of the converging section 140 can be kept within a reasonable range, and it is not easy to deform, and the water diversion groove 300 can also provide a certain water diversion effect, so that the water diversion core can not only maintain a reasonable structural strength, but also improve the water diversion effect.
[0043] Referring to Figures 1 to 3 In some embodiments of the utility model, the converging section 140 includes a converging part 141 and a branch part 142, the converging part 141 is located at the front end of the branch part 142, and the water diversion groove 300 penetrates to the outer peripheral wall of the branch part 142. Specifically, the water diversion groove 300 extends to the branch part 142, so that the bifurcated structure formed by the main water diversion groove 200 and the water diversion groove 300 at the branch part 142 can converge at the converging part 141, and the liquid transported by the water diversion groove 300 can be converged at the converging part 141, so that the liquid outlet of the front end surface 110 is more uniform. It can be understood that when the liquid is pearl powder mixed liquid, the pearl effect of the liquid outlet is more uniform, and the overall effect is better.
[0044] Referring to Figures 4 to 5 In some embodiments of the utility model, the side wall of the main water diversion groove 200 is provided with a plurality of first protruding parts 210, and each first protruding part 210 is arranged at intervals. Specifically, a plurality of first protruding parts 210 can be arranged on the two side walls of the main water diversion groove 200, the first protruding part 210 extends along the extension direction of the main body 100, and is arranged at intervals along the depth direction of the groove body. Compared with the flat side wall, the added first protruding part 210 can improve the water diversion effect.
[0045] Referring to Figures 4 to 5 In some embodiments of the utility model, the side wall of the water diversion groove 300 is provided with a plurality of second protruding parts 310, and each second protruding part 310 is arranged at intervals. Specifically, a plurality of second protruding parts 310 can be arranged on the two side walls of the water diversion groove 300, the second protruding part 310 extends along the extension direction of the main body 100, and is arranged at intervals along the depth direction of the groove body. Compared with the flat side wall, the added first protruding part 210 can improve the water diversion effect.
[0046] Referring to Figure 4 In some embodiments of the utility model, the depth of the water diversion groove 300 is H, the depth of the main water diversion groove 200 is Z, and H / Z=0.3-0.5. Specifically, through testing, the depth ratio of the main water diversion groove 200 and the water diversion groove 300 can be set as H / Z=0.5, and under this structure, the water diversion core can not only maintain a certain structural strength, but also improve a certain water diversion effect.
[0047] It can be understood that the depth ratio of the main water guide groove 200 and the sub water guide groove 300 can also be set as H / Z=0.3, and in this structure, the structural strength of the main body 100 is greater, and the water guide effect can also meet the use requirements.
[0048] With reference to Figures 4 to 5 In some embodiments of the present application, the cross-sectional shape of the sub water guide groove 300 is substantially V-shaped. Specifically, the opening of the sub water guide groove 300 can be set as a V-shaped groove gradually decreasing from outside to inside, which can improve the water guide capacity of the sub water guide groove 300, has less effect on the structural strength of the main body 100, and is also convenient to manufacture.
[0049] It should be noted that the shape of the sub water guide groove 300 is not limited to the above embodiments, and other embodiments can also be used, for example, the sub water guide groove 300 can also be set as a trapezoidal shape, a square shape, or other different shapes.
[0050] With reference to Figures 4 to 5 In some embodiments of the present application, the main water guide groove 200 is arranged at equal intervals around the main body 100. Specifically, the main water guide groove 200 can be arranged at equal intervals around the main body 100, so that it can uniformly guide water and improve the water guide effect of the water guide core.
[0051] The cosmetic pen according to the second aspect of the present application comprises the water guide core described above. By using the water guide core described above, the cosmetic pen can fully guide water when in use, and is not easy to be blocked when using solid-liquid mixture, and has good use effect.
[0052] With reference to Figures 6 to 11 It should be noted that a plurality of water guide channels 410 can also be arranged inside the water guide core, and the water guide channels 410 can be arranged at intervals around the axis of the water guide core, and the water guide channels 410 can penetrate the front and rear end faces 120 of the main body 100, as shown in Figure 6 In addition to the water guide channels 410, a hollow channel 420 can also be arranged at the axis of the water guide core and penetrate the front and rear end faces 120, which can improve the water guide effect, as shown in Figures 7 to 9 In addition to the main water guide groove 200 and the sub water guide groove 300 arranged at intervals, different shapes and numbers of water guide channels 410 can also be arranged inside the main body 100, which can further improve the water guide effect, as shown in Figures 10 to 11 Figure 10 is a sectional view of the rear end, Figure 11 is a sectional view of the front end.
[0053] In the description of the present specification, the description referring to the terms "one embodiment", "some embodiments", "exemplary embodiment", "example", "specific example", or "some examples" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the exemplary description of the above terms does not necessarily mean the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.
[0054] Although the embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made thereto without departing from the principles and spirit of the present application, and the scope of the present application is defined by the claims and their equivalents.
Claims
1. A draft tube core, characterized in that The utility model relates to a water guide core, comprising: a main body (100); a plurality of main water guide grooves (200) are arranged at intervals on the outer wall of the main body (100), and the main water guide grooves (200) penetrate the front end surface (110) to the rear end surface (120) of the main body (100); a branch water guide groove (300) is arranged on the outer wall of the main body (100) and located between two adjacent main water guide grooves (200), and the depth of the branch water guide groove (300) is less than that of the main water guide groove (200).
2. The pilot core of claim 1, wherein, The main body (100) comprises a water guide section (130) and a converging section (140), the converging section (140) is located at the front end of the water guide section (130), and the outer wall of the converging section (140) is inclined inward in the backward direction.
3. The pilot core of claim 2, wherein, The branch water guide groove (300) penetrates the rear end surface (120) of the main body (100) to the outer wall of the converging section (140).
4. The pilot core of claim 3, wherein, The converging section (140) comprises a converging part (141) and a branch part (142), the converging part (141) is located at the front end of the branch part (142), and the branch water guide groove (300) penetrates the outer wall of the branch part (142).
5. The pilot core of claim 1, wherein, The side wall of the main water guide groove (200) is provided with a plurality of first protrusions (210), and each first protrusion (210) is arranged at intervals.
6. The pilot core of claim 1, wherein, The side wall of the branch water guide groove (300) is provided with a plurality of second protrusions (310), and each second protrusion (310) is arranged at intervals.
7. The pilot core of claim 1, wherein, The depth of the branch water guide groove (300) is H, the depth of the main water guide groove (200) is Z, and H / Z = 0.3-0.
5.
8. The pilot core of claim 1, wherein, The cross-sectional shape of the branch water guide groove (300) is approximately V-shaped.
9. The pilot core of claim 1, wherein, The main water guide grooves (200) are arranged at equal intervals around the main body (100) in the circumferential direction.
10. Cosmetic pencil, characterized in that The utility model relates to a water guide core, comprising: a main body (100); a plurality of main water guide grooves (200) are arranged at intervals on the outer wall of the main body (100), and the main water guide grooves (200) penetrate the front end surface (110) to the rear end surface (120) of the main body (100); a branch water guide groove (300) is arranged on the outer wall of the main body (100) and located between two adjacent main water guide grooves (200), and the depth of the branch water guide groove (300) is less than that of the main water guide groove (200). The main body (100) comprises a water guide section (130) and a converging section (140), the converging section (140) is located at the front end of the water guide section (130), and the outer wall of the converging section (140) is inclined inward in the backward direction. The branch water guide groove (300) penetrates the rear end surface (120) of the main body (100) to the outer wall of the converging section (140). The converging section (140) comprises a converging part (141) and a branch part (142), the converging part (141) is located at the front end of the branch part (142), and the branch water guide groove (300) penetrates the outer wall of the branch part (142). The side wall of the main water guide groove (200) is provided with a plurality of first protrusions (210), and each first protrusion (210) is arranged at intervals. The side wall of the branch water guide groove (300) is provided with a plurality of second protrusions (310), and each second protrusion (310) is arranged at intervals. The depth of the branch water guide groove (300) is H, the depth of the main water guide groove (200) is Z, and H / Z = 0.3-0.
5. The cross-sectional shape of the branch water guide groove (300) is approximately V-shaped. The main water guide grooves (200) are arranged at equal intervals around the main body (100) in the circumferential direction. The utility model relates to a water guide core, comprising: a main body (100);