A microneedle roller device

Abstract

This utility model provides a microneedle roller device, comprising: a handle bracket including a handle and a first mounting portion and a second mounting portion disposed opposite to one end of the handle; a roller structure including a roller head, a first cover and a second cover, wherein a plurality of microneedles are disposed along the outer peripheral surface of the roller head, and a mounting hole is also disposed along the axial direction of the roller head; a first rotating shaft is disposed on one side of the first cover, and a mounting shaft is disposed on the other side of the first cover; a second rotating shaft is disposed on one side of the second cover; the first cover and the second cover are respectively located at the two ends of the roller head, and the mounting shaft is inserted into the mounting hole and connected to the side of the second cover away from the second rotating shaft; the first rotating shaft is rotatably connected to the first mounting portion, and the second rotating shaft is rotatably connected to the second mounting portion. It can be seen that the microneedle roller device of this application has few parts, low cost, and is easy to assemble.

Description

Technical Field

[0001] This utility model belongs to the field of microneedle roller technology, and more specifically, relates to a microneedle roller device. Background Technology

[0002] A microneedle roller is a medical aesthetic device. Multiple microneedles are evenly distributed along the circumference of the roller's outer surface. By rolling the roller, the skin is stimulated, creating numerous microchannels in a very short time. Currently, microneedle rollers have many components, resulting in high costs. Utility Model Content

[0003] The present invention provides a microneedle roller device to solve the technical problems mentioned in the background art.

[0004] The technical solution adopted in this utility model is a microneedle roller device, comprising:

[0005] A handle bracket includes a handle and a first mounting portion and a second mounting portion disposed opposite to one end of the handle;

[0006] The roller structure includes a roller head, a first cover, and a second cover. Multiple micro-needles are arranged along the outer circumferential surface of the roller head, and mounting holes are also provided along the axial direction of the roller head. A first rotating shaft is provided on one side of the first cover, and a mounting shaft is provided on the other side of the first cover. A second rotating shaft is provided on one side of the second cover. The first and second covers are located at opposite ends of the roller head, and the mounting shaft is inserted into the mounting hole and connected to the side of the second cover away from the second rotating shaft, so that the first cover, roller head, and second cover form a single unit. The first rotating shaft is rotatably connected to the first mounting part, and the second rotating shaft is rotatably connected to the second mounting part.

[0007] As can be seen, in the microneedle roller device of this application, by setting mounting holes on the roller head, and then setting the first rotating shaft and mounting shaft on the first cover, and setting the second rotating shaft on the second cover, it is only necessary to insert the mounting shaft into the mounting hole on the roller head and connect the end of the mounting shaft away from the first cover to the second cover to form a whole roller structure. Then, the first rotating shaft is rotatably connected to the first mounting part, and the second rotating shaft is rotatably connected to the second mounting part to complete the assembly of the roller structure and the handle bracket. This method of microneedle roller device has fewer parts, lower cost, and is easy to assemble.

[0008] As a preferred embodiment of the present invention, the first mounting part is provided with a first shaft hole, the second mounting part is provided with a second shaft hole, the first shaft hole and the second shaft hole are coaxial, the first rotating shaft is disposed in the first shaft hole, and the second rotating shaft is disposed in the second shaft hole.

[0009] As a preferred embodiment of this utility model, the handle, the first mounting part, and the second mounting part are integrally formed.

[0010] As a preferred embodiment of this utility model, the first cover and the mounting shaft are integrally formed.

[0011] As a preferred embodiment of this utility model, the first cover and the first rotating shaft are integrally formed;

[0012] The second cover and the second rotating shaft are integrally formed.

[0013] As a preferred embodiment of this utility model, the roller head includes multiple mounting rings, each mounting ring having multiple micro-needles spaced apart along its outer circumference, and the multiple micro-needles being arranged radially. Each mounting ring also has a mounting hole, and each mounting ring is inserted into the mounting shaft through the mounting hole.

[0014] In a preferred embodiment of this invention, the microneedle and the mounting ring are bonded together with adhesive.

[0015] As a preferred embodiment of this utility model, the mounting shaft and the second cover are connected by welding or adhesive bonding.

[0016] As a preferred embodiment of this utility model, it also includes a protective cover, which is provided with a receiving groove. The first mounting part, the second mounting part and the roller head are received in the receiving groove, and the opposite sides of the first mounting part and the second mounting part respectively abut against the side wall of the receiving groove.

[0017] As a preferred embodiment of this utility model, the side wall of the receiving groove is further provided with a positioning groove, which positions the first mounting part and the second mounting part. Attached Figure Description

[0018] To more clearly illustrate the technical solutions in the embodiments of this utility model, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0019] Figure 1 A schematic diagram of the structure of a microneedle roller device provided by this utility model;

[0020] Figure 2 An exploded view of a microneedle roller device provided by this utility model;

[0021] Figure 3This is a schematic diagram of the roller structure in a microneedle roller device provided by this utility model.

[0022] Figure label:

[0023] 100. Handle bracket; 110. Handle; 120. First mounting part; 130. Second mounting part; 140. First shaft hole; 150. Second shaft hole;

[0024] 200. Roller structure; 210. Roller head; 211. Microneedle; 212. Mounting hole; 213. Mounting ring; 220. First cover; 230. Second cover; 240. Mounting shaft; 250. First rotating shaft; 260. Second rotating shaft;

[0025] 300. Protective cover; 310. Receiving groove; 320. Positioning groove. Specific Implementation

[0026] To make the technical problems, technical solutions, and beneficial effects of this utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present utility model and are not intended to limit the present utility model.

[0027] It should be noted that when a component is referred to as being "fixed to" or "set on" another component, it can be directly on or indirectly on that other component. When a component is referred to as being "connected to" another component, it can be directly connected to or indirectly connected to that other component.

[0028] It should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", and "outer" indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0029] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In some descriptions of utility models, "a plurality of" means two or more, unless otherwise explicitly specified.

[0030] Combination Figure 1 , Figure 2 and Figure 3A microneedle roller device includes a handle support 100 and a roller structure 200.

[0031] The handle bracket 100 includes a handle 110 and a first mounting portion 120 and a second mounting portion 130 disposed opposite to one end of the handle 110.

[0032] The roller structure 200 includes a roller head 210, a first cover 220, and a second cover 230. The roller head 210 has a plurality of micro-needles 211 arranged along its outer circumferential surface, and a mounting hole 212 arranged along its axial direction. A first rotating shaft 250 is arranged on one side of the first cover 220, and a mounting shaft 240 is arranged on the other side of the first cover 220. A second rotating shaft 260 is arranged on one side of the second cover 230. The first cover 220 and the second cover 230 are located at opposite ends of the roller head 210, and the mounting shaft 240 is inserted into the mounting hole 212 and connected to the side of the second cover 230 away from the second rotating shaft 260, so that the first cover 220, the roller head 210, and the second cover 230 form a single unit. The first rotating shaft 250 is rotatably connected to the first mounting part 120, and the second rotating shaft 260 is rotatably connected to the second mounting part 130.

[0033] In one embodiment, the first rotating shaft 250 and the mounting shaft 240 may be coaxial.

[0034] As can be seen, in the microneedle 211 roller device of this application, by setting a mounting hole 212 on the roller head 210, and then setting the first rotating shaft 250 and the mounting shaft 240 on the first cover 220, and setting the second rotating shaft 260 on the second cover 230, it is only necessary to insert the mounting shaft 240 into the mounting hole 212 on the roller head 210, and connect the end of the mounting shaft 240 away from the first cover 220 to the second cover 230, so that the roller structure 200 can be formed as a whole. Then, the first rotating shaft 250 is rotatably connected to the first mounting part 120, and the second rotating shaft 260 is rotatably connected to the second mounting part 130, so that the assembly of the roller structure 200 and the handle bracket 100 can be completed. This method of the microneedle 211 roller device has fewer parts, lower cost, and is easy to assemble.

[0035] Furthermore, in order to facilitate the connection between the first mounting part 120 and the second mounting part 130 and the roller structure 200, a first shaft hole 140 may be provided on the first mounting part 120, and a second shaft hole 150 may be provided on the second mounting part 130. The first shaft hole 140 and the second shaft hole 150 are coaxial, the first rotating shaft 250 is disposed in the first shaft hole 140, and the second rotating shaft 260 is disposed in the second shaft hole 150.

[0036] In one embodiment, in order to reduce the number of components in the microneedle 211 roller device and improve assembly efficiency and accuracy, the handle 110, the first mounting part 120 and the second mounting part 130 are integrally formed.

[0037] The first cover 220 and the mounting shaft 240 are integrally formed.

[0038] The first cover 220 and the first rotating shaft 250 are integrally formed. The second cover 230 and the second rotating shaft 260 are integrally formed.

[0039] In some embodiments, the roller head 210 may include a plurality of mounting rings 213, each mounting ring 213 having a plurality of micro needles 211 spaced apart along its outer peripheral surface, and the plurality of micro needles 211 being radially arranged. Each mounting ring 213 is also provided with a mounting hole 212, and each mounting ring 213 is inserted into the mounting shaft 240 through the mounting hole 212. This structure facilitates the setting of the micro needles 211 and can improve the assembly efficiency of the roller head 210.

[0040] Furthermore, the microneedle 211 and the mounting ring 213 can be fixed together by adhesive.

[0041] Furthermore, the mounting shaft 240 and the second cover 230 are connected by welding or adhesive bonding.

[0042] Specifically, after the mounting shaft 240 is inserted into the mounting hole 212 of each mounting ring 213, the end of the mounting shaft 240 away from the first cover 220 can be connected to the second cover 230 by welding or glue.

[0043] See Figure 1 The microneedle 211 roller device may also include a protective cover 300, which is provided with a receiving groove 310. The first mounting part 120, the second mounting part 130 and the roller head 210 are received in the receiving groove 310, and the opposite sides of the first mounting part 120 and the second mounting part 130 respectively abut against the side wall of the receiving groove 310 to fix the protective cover 300.

[0044] Furthermore, the side wall of the receiving groove 310 may also be provided with a positioning groove 320, which positions the first mounting part 120 and the second mounting part 130 to ensure the stability of the roller head 210 within the protective cover 300.

[0045] The above are merely preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of some utility models should be included within the protection scope of some utility models.

Claims

1. A microneedle roller device, characterized by, include: A handle bracket includes a handle and a first mounting portion and a second mounting portion disposed opposite to one end of the handle; The roller structure includes a roller head, a first cover, and a second cover. Multiple micro-needles are arranged along the outer circumferential surface of the roller head, and mounting holes are also provided along the axial direction of the roller head. A first rotating shaft is provided on one side of the first cover, and a mounting shaft is provided on the other side of the first cover. A second rotating shaft is provided on one side of the second cover. The first and second covers are located at opposite ends of the roller head, and the mounting shaft is inserted into the mounting hole and connected to the side of the second cover away from the second rotating shaft, so that the first cover, roller head, and second cover form a single unit. The first rotating shaft is rotatably connected to the first mounting part, and the second rotating shaft is rotatably connected to the second mounting part.

2. The microneedle roller apparatus of claim 1, wherein, The first mounting part is provided with a first shaft hole, and the second mounting part is provided with a second shaft hole. The first shaft hole and the second shaft hole are coaxial. The first rotating shaft is disposed in the first shaft hole, and the second rotating shaft is disposed in the second shaft hole.

3. The microneedle roller apparatus of claim 2, wherein, The handle, the first mounting part, and the second mounting part are integrally formed.

4. The microneedle roller apparatus of claim 1, wherein, The first cover and the mounting shaft are integrally formed.

5. The microneedle roller device as described in claim 4, characterized in that, The first cover and the first rotating shaft are integrally formed; The second cover and the second rotating shaft are integrally formed.

6. The microneedle roller apparatus of claim 5, wherein, The roller head includes multiple mounting rings, each mounting ring having multiple microneedles spaced apart along its outer circumference and arranged radially. Each mounting ring also has a mounting hole, and each mounting ring is inserted into the mounting shaft through the mounting hole.

7. The microneedle roller apparatus of claim 6, wherein, The microneedles are bonded to the mounting ring with adhesive.

8. The microneedle roller apparatus of claim 1, wherein, The mounting shaft is connected to the second cover by welding or adhesive bonding.

9. The microneedle roller apparatus of claim 1, wherein, It also includes a protective cover, which is provided with a receiving groove. The first mounting part, the second mounting part and the roller head are received in the receiving groove, and the opposite sides of the first mounting part and the second mounting part respectively abut against the side wall of the receiving groove.

10. The microneedle roller apparatus of claim 9, wherein, The side wall of the receiving groove is also provided with a positioning groove, which positions the first mounting part and the second mounting part.

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