CN215741350U

CN215741350U - Split type skin needle roller

Info

Publication number: CN215741350U
Application number: CN202121952229.7U
Authority: CN
Inventors: 梅俊
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-02-08
Anticipated expiration: 2031-08-19

Abstract

The utility model belongs to the technical field of beauty medical instruments and discloses a split type skin roller pin. The split type skin roller comprises a handle and a roller mechanism, the roller mechanism comprises a roller frame and a roller structure, the roller structure comprises a roller shaft, a plurality of spacers and a plurality of rollers, the roller frame is installed at the installation head part of the handle, the roller frame is provided with the roller shaft, and the spacers and the rollers which are connected in a linkage mode are sequentially arranged on the roller shaft at intervals; the roller pins are of an integrally formed sheet structure. The split type skin roller pin provided by the utility model adopts a split assembly structure, is convenient to replace a roller pin structure, ensures sanitation and cleanness of the roller pin when in use, is convenient to replace single damaged parts, is convenient to maintain, can effectively reduce the use of consumables and reduces the use cost.

Description

Split type skin needle roller

Technical Field

The utility model belongs to the technical field of beauty medical instruments, and particularly relates to a split type skin roller pin.

Background

Transdermal therapy (or transdermal administration) is a common treatment method in dermatology and cosmetology, and is a new administration way for achieving effective blood concentration and realizing treatment or prevention of diseases by the drug absorbed through skin and entering human blood circulation. The development of related technologies, a microneedle cosmetic method is commonly adopted at present, namely, a roller microneedle is used for stimulating the skin to administer the medicine, and thousands of micro delivery pipelines can be manufactured from the surface of the skin in a short time through the roller microneedle so as to ensure that the traditional Chinese medicine or the beauty nutrient components directly and pointedly permeate into the deep layer of the skin.

Among the prior art, the handle of skin kingpin, gyro wheel support are mostly the integral type structure, and the kingpin is many non-detachably fixed mounting on the gyro wheel support, and in order to ensure health and cleanness, the skin kingpin of this structure in case used just must the whole change, has increased the use of consumptive material, has caused the waste of material and use cost's increase.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model provides the split type skin roller pin, which is convenient for replacing the roller pin structure, ensures the sanitation and cleanness of the roller pin during use, is convenient for replacing single damaged parts for maintenance, can effectively reduce the use of consumables and reduce the use cost.

In order to achieve the technical purpose, the utility model adopts the following technical scheme:

the split type skin roller pin comprises a handle and a roller mechanism, wherein the roller mechanism comprises a roller frame and a roller pin structure, the roller pin structure comprises a roller shaft, a plurality of spacers and a plurality of roller pins, the roller frame is installed at the installation head part of the handle, the roller frame is provided with the roller shaft, and the roller shaft is sequentially provided with the spacers and the roller pins which are in linkage connection at intervals; the roller pins are of an integrally formed sheet structure.

A first flange shaft is arranged at the first end of the spacer around the central hole, and the roller pin is fixedly sleeved on the first flange shaft; the end face, opposite to the first flange shaft, of each spacer is provided with a first counter bore around the central hole, and the first flange shaft of one of the two adjacent spacers is inserted into the first counter bore of the other spacer; and a first convex ring is arranged on the periphery of the first counter bore and is pressed against the end surface of the adjacent roller pin.

The mounting head part of the handle is provided with a hollow first square clamping groove, and a limiting groove is arranged in the first square clamping groove; the bottom of gyro wheel frame is equipped with hollow second square clamping groove, and second square clamping groove is inside to be provided with the spacing lug with the spacing groove matched with of first square clamping groove, first square clamping groove and second square clamping groove carry out the joint lock through spacing groove and spacing lug.

The upper end of the roller frame is also provided with two supporting arms, stepped limiting holes are formed in the supporting arms, and the tail ends of the supporting arms are provided with open slots.

The two ends of the roller shaft are provided with limiting convex shafts with reduced shaft diameters, the two ends of the roller shaft are close to the limiting convex shafts and provided with annular grooves towards the center, and the limiting convex shafts of the roller shaft are fixedly matched in stepped limiting holes of the roller frame.

The roller mechanism further comprises a roller left outer cover and a roller right outer cover, wherein the roller left outer cover and the roller right outer cover are respectively sleeved on two sides of the roller shaft and are located on the inner sides of the two supporting arms of the roller frame.

A second flange shaft for fixing the roller pin is arranged on the end face of the inner side of the left outer cover of the roller along the central hole, and the second flange shaft is inserted into the first counter bore of the spacer; the left outer cover of the roller is fixed at the annular groove at the left end of the roller shaft through the first limiting step, and the aperture of the central hole of the left outer cover of the roller is finely adjusted through the first through hole slot so as to be matched with the first limiting step to be clamped with the annular groove at the left end of the roller shaft; the peripheries of the second flange shaft and the first through hole groove are provided with second convex rings, and the second convex rings are pressed against and pressed on the end surfaces of the adjacent roller pins; the outer end face of the left outer cover of the roller is a conical table end face.

A third counter bore is formed in the end face of the inner side of the roller right outer cover along the central hole, and the first flange shaft of the spacer is inserted into the third counter bore of the roller right outer cover; two rectangular second through hole slots are symmetrically arranged on the upper edge of the third counter hole along the center, the right outer cover of the roller is limited and fixed at the annular groove at the right end of the roller shaft through the third counter hole, and the aperture of the central hole is finely adjusted through the second through hole slots so as to be matched with the third counter hole to be clamped with the annular groove at the right end of the roller shaft; third convex rings are arranged on the peripheries of the third counter bore and the second through hole groove, and the third convex rings are pressed against and pressed on the end surfaces of the adjacent roller pins; the outer end face of the right outer cover of the roller is a conical table end face.

The upper side of the mounting head part of the handle is provided with a handheld groove.

The skin kingpin still includes the protective cover, protective cover detachably cover is established the installation head of handle covers gyro wheel mechanism.

Compared with the prior art, the utility model has the following beneficial effects: the roller pin is of an integrally formed sheet structure, the roller pin and the spacers are sequentially sleeved on the roller shaft at intervals, the roller pin is fixed through a first flange shaft of a first spacer in two adjacent spacers, a first convex ring of a second spacer tightly supports against the roller pin and is matched with the roller pin to form a linkage connection structure, the roller pin structure is formed by clamping and pressing the left outer cover and the right outer cover of the roller pin on two sides of the roller shaft, the roller pin structure, the roller frame and the handle are detachably clamped and buckled to form the skin roller pin, and the split assembly structure can conveniently replace the roller pin structure and ensure the cleanness and sanitation of the roller pin when the roller pin is used; moreover, when one part is damaged, the damaged part is convenient to replace, and the maintenance is convenient; meanwhile, the consumption of consumables is effectively reduced by replacing a single part, and the use cost of the skin roller pin is reduced.

Drawings

FIG. 1 is a schematic view of an assembly structure according to an embodiment of the present invention;

FIG. 2 is a schematic view of a cover-removed structure according to an embodiment of the present invention;

FIG. 3 is a schematic view of a handle structure according to an embodiment of the present invention;

FIG. 4 is a schematic view of a roller frame according to an embodiment of the present invention;

FIG. 5 is a schematic view of a roller shaft according to an embodiment of the present invention;

FIG. 6 is a schematic view of a spacer according to an embodiment of the present invention;

FIG. 7 is a transverse cross-sectional view of a septum of an embodiment of the present invention;

FIG. 8 is a schematic structural diagram of a needle roller according to an embodiment of the present invention;

FIG. 9 is a schematic structural diagram of a left outer cover of a roller according to an embodiment of the present invention;

FIG. 10 is a schematic structural diagram of a right outer cover of the roller according to the embodiment of the present invention;

in the figure: 1-handle, 101-first square clamping groove, 102-handheld groove, 2-roller frame, 201-second square clamping groove, 202-supporting arm, 203-stepped limiting hole, 204-open groove, 3-roller shaft, 301-limiting convex shaft, 302-annular clamping groove, 4-spacer, 401-first flange shaft, 402-central hole, 403-first counter bore, 404-first convex ring, 5-roller pin, 6-roller left outer cover, 601-second flange shaft, 602-first through hole groove, 603-first limiting step, 604-second convex ring, 7-roller right outer cover, 701-third counter bore, 702-second through hole groove, 703-third convex ring, and 8-protective cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Referring to fig. 1-10, the utility model provides a split type skin roller, which comprises a handle 1, a roller mechanism and a protective cover 8, wherein the roller mechanism comprises a roller frame 2 and a roller structure, the roller structure comprises a roller shaft 3 (shown in fig. 5), a plurality of spacers 4 and a plurality of rollers 5 (shown in fig. 8), the roller frame 2 is mounted at the mounting head of the handle 1, the roller frame 2 is provided with the roller shaft 3, and the roller shaft 3 is sequentially provided with the spacers 4 and the rollers 5 which are in linkage connection at intervals; the roller pins 5 are of an integrally formed disc-shaped structure; the handle 1 is of a long handle structure with a certain bending radian, and the upper side of the mounting head part of the handle 1 is provided with the handheld groove 102, so that the handle is designed according to ergonomics, is convenient to hold by hands and enhances the use experience; skin kingpin still includes protective cover 8, protective cover 8 detachably cover is established the installation head of handle 1 covers gyro wheel mechanism to ensure the sanitation and hygiene of gyro wheel mechanism especially kingpin.

A first end of the spacer 4 (shown in fig. 6-7) is provided with a first flange shaft 401 surrounding a central hole 402, and the needle roller 5 is fixedly sleeved on the first flange shaft 401; the end face of the spacer 4 opposite to the first flange shaft 401 is provided with a first counter bore 403 surrounding the central hole 402, the first flange shaft 401 of one of the two adjacent spacers 4 is inserted into the first counter bore 403 of the other one, so that the fixation of the needle rollers 5 and the mutual linkage connection between the spacers are realized; the periphery of the first counter bore 403 is provided with a first convex ring 404, and the first convex ring 404 is pressed against the end surface of the adjacent roller pin 5, so that the roller pin is prevented from slipping when rotating by the pressing force of the first convex ring 404, and the roller pin and the spacer are ensured to rotate synchronously.

A hollow first square clamping groove 101 is formed in the mounting head of the handle 1 (shown in fig. 3), and a limiting groove is formed in the first square clamping groove 101; the bottom of gyro wheel frame 2 is equipped with hollow second square clamping groove 201, and second square clamping groove 201 is inside to be provided with the spacing lug with the spacing groove matched with of first square clamping groove 101, first square clamping groove 101 and second square clamping groove 201 carry out the joint lock through spacing groove and spacing lug for handle and gyro wheel frame detachably joint lock are in the same place.

The upper end of the roller frame 2 (as shown in fig. 4) is further provided with two supporting arms 202, a stepped limiting hole 203 is formed in each supporting arm 202, and an open slot 203 is formed in the tail end of each supporting arm 202; the both ends of roller shaft 3 are equipped with spacing protruding axle 301 that the shaft diameter diminishes, and the both ends of roller shaft 3 are close to spacing protruding axle 301 and are provided with annular groove 302 towards central point and put, spacing protruding axle 301 fixed fit of roller shaft 3 is in the spacing hole 203 of the ladder of gyro wheel frame 2 for gyro wheel frame 2 and roller shaft 3 detachably joint lock are in the same place, the open slot 203 that the support arm 202 end set up is convenient for roller shaft 3 to assemble to the spacing hole 203 slip of support arm 202.

The roller mechanism further comprises a roller left outer cover 6 and a roller right outer cover 7, the roller left outer cover 6 and the roller right outer cover 7 are respectively sleeved on two sides of the roller shaft 3 and are located on the inner sides of the two supporting arms 202 of the roller frame 2, the outer side end faces of the roller left outer cover 6 and the roller right outer cover 7 are both conical table end faces, axial clamping force is provided for the linkage combination structure of the roller pins 5 and the spacers 4, and meanwhile, the roller pins 5 on two sides of the roller shaft 3 can be prevented from mistakenly injuring people in use.

The inner side end face of the roller left outer cover 6 (shown in fig. 9) is provided with a second flanged shaft 601 for fixing a roller pin along a central hole, and the second flanged shaft 601 is inserted in the first counterbore 403 of the spacer 4; two rectangular first through hole slots 602 are symmetrically arranged on the second flange shaft 601 along the center, a sunken first limiting step 603 is arranged at the part of the second flange shaft 601 between the two first through hole slots 602, the roller left outer cover 6 is fixed at the annular groove 302 at the left end of the roller shaft 3 through the first limiting step 603, and the roller left outer cover 6 finely adjusts the aperture of the central hole through the first through hole slots 602 so as to be matched with the first limiting step 603 to be clamped with the annular groove 302 at the left end of the roller shaft 3; the second flange shaft 601 and the periphery of the first through hole slot 602 are provided with a second convex ring 604, and the second convex ring 604 is pressed against the end surface of the adjacent needle roller 5.

A third counter bore 701 is arranged on the inner side end face of the roller right outer cover 7 (shown in fig. 10) along the central hole, and the first flange shaft 401 of the spacer 4 is inserted into the third counter bore 701 of the roller right outer cover 7; two rectangular second through hole slots 702 are symmetrically arranged on the third counter bore 701 along the center, the roller right outer cover 7 is limited and fixed at the annular groove 302 at the right end of the roller shaft 3 through the third counter bore 701, the aperture of the central hole of the roller right outer cover 7 is finely adjusted through the second through hole slots 702 so as to be matched with the third counter bore 701 to be clamped with the annular groove 302 at the right end of the roller shaft 3, and the roller left outer cover 6 is also fixed at the annular groove 302 at the left end of the roller shaft 3 through the first limiting step 603, so that the phenomenon that the spacer 4 and the roller pin 5 cannot be clamped and linked to influence the use effect due to the fact that the roller left outer cover and the roller right outer cover slide towards two sides can be prevented; and third convex rings 703 are arranged on the peripheries of the third counter bore 701 and the second counter bore slotting 702, and the third convex rings 703 are pressed against the end surfaces of the adjacent roller pins 5.

The above description is only an example of the present application and is not intended to limit the present invention. Any modification, equivalent replacement, and improvement made within the scope of the application of the present invention should be included in the protection scope of the present invention.

Claims

1. The split type skin roller pin comprises a handle (1) and is characterized by further comprising a roller mechanism, wherein the roller mechanism comprises a roller frame (2) and a roller pin structure, the roller pin structure comprises a roller shaft (3), a plurality of spacers (4) and a plurality of roller pins (5), the roller frame (2) is installed at the installation head part of the handle (1), the roller shaft (3) is installed on the roller frame (2), and the spacers (4) and the roller pins (5) which are connected in a linkage mode are sequentially arranged on the roller shaft (3) at intervals; the roller pins (5) are of an integrally formed sheet structure.

2. The split type skin needle roller as claimed in claim 1, wherein the first end of the spacer (4) is provided with a first flange shaft (401) around a central hole (402), and the needle roller (5) is fixedly sleeved on the first flange shaft (401); a first counter bore (403) is arranged on the end face, opposite to the first flange shaft (401), of the spacer (4) and surrounds the central hole (402), and the first flange shaft (401) of one of the two adjacent spacers (4) is inserted into the first counter bore (403) of the other one; the periphery of the first counter bore (403) is provided with a first convex ring (404), and the first convex ring (404) is pressed against the end face of the adjacent roller pin (5).

3. The split type skin needle roller as claimed in claim 1, wherein the mounting head of the handle (1) is provided with a hollow first square clamping groove (101), and a limiting groove is arranged inside the first square clamping groove (101); the bottom of gyro wheel frame (2) is equipped with hollow second square clamping groove (201), and second square clamping groove (201) inside be provided with the spacing groove matched with spacing lug of first square clamping groove (101), first square clamping groove (101) and second square clamping groove (201) carry out the joint lock through spacing groove and spacing lug.

4. The split type skin needle roller as claimed in claim 3, wherein the upper end of the roller frame (2) is further provided with two supporting arms (202), a stepped limiting hole (203) is formed in each supporting arm (202), and an open slot (204) is formed in the tail end of each supporting arm (202).

5. The split type skin needle roller as claimed in claim 4, wherein the roller shaft (3) is provided at both ends thereof with limiting protruding shafts (301) with reduced shaft diameters, the roller shaft (3) is provided at both ends thereof with annular grooves (302) towards the center position near the limiting protruding shafts (301), and the limiting protruding shafts (301) of the roller shaft (3) are fixedly fitted in the stepped limiting holes (203) of the roller frame (2).

6. The split skin roller pin according to claim 4, wherein the roller mechanism further comprises a roller left outer cover (6) and a roller right outer cover (7), the roller left outer cover (6) and the roller right outer cover (7) are respectively sleeved on two sides of the roller shaft (3) and are located inside the two supporting arms (202) of the roller frame (2).

7. The split skin roller needle as claimed in claim 6, wherein the inner end face of the roller left outer cover (6) is provided with a second flanged shaft (601) for fixing the roller needle along the central hole, and the second flanged shaft (601) is inserted in the first counterbore (403) of the spacer (4); two rectangular first through hole slots (602) are symmetrically arranged on the second flange shaft (601) along the center, a sunken first limiting step (603) is arranged on the part, between the two first through hole slots (602), of the second flange shaft (601), the roller left outer cover (6) is fixed at the annular groove (302) at the left end of the roller shaft (3) through the first limiting step (603), and the roller left outer cover (6) finely adjusts the aperture of a central hole through the first through hole slots (602) so as to be matched with the first limiting step (603) to be clamped with the annular groove (302) at the left end of the roller shaft (3); a second convex ring (604) is arranged on the peripheries of the second flange shaft (601) and the first through hole slot (602), and the second convex ring (604) is pressed against the end surface of the adjacent roller pin (5); the outer side end face of the roller left outer cover (6) is a conical table end face.

8. The split skin needle roller as claimed in claim 6, wherein the inner end face of the roller right outer cover (7) is provided with a third counterbore (701) along the central hole, and the first flange shaft (401) of the spacer (4) is inserted into the third counterbore (701) of the roller right outer cover (7); two rectangular second through hole slots (702) are symmetrically arranged on the third counter bore (701) along the center, the roller right outer cover (7) is limited and fixed at the annular groove (302) at the right end of the roller shaft (3) through the third counter bore (701), and the aperture of the central hole is finely adjusted through the second through hole slots (702) by the roller right outer cover (7) so as to be matched with the third counter bore (701) to be clamped with the annular groove (302) at the right end of the roller shaft (3); third convex rings (703) are arranged on the peripheries of the third counter bore (701) and the second counter bore open groove (702), and the third convex rings (703) are pressed against the end surfaces of the adjacent roller pins (5); the outer side end face of the right outer cover (7) of the roller is a conical table end face.

9. The split skin needle roller as claimed in claim 1, wherein a hand holding groove (102) is formed at an upper side of the mounting head of the handle (1).

10. The split type skin roller pin as claimed in claim 1, further comprising a protective cover (8), wherein the protective cover (8) is detachably fitted over the mounting head of the handle (1) and covers the roller mechanism.