Quantitative smearing device and quantitative smearing medicine applying massager
By designing a quantitative application device, the on-off control of the temporary liquid storage chamber and the quantitative liquid chamber are used to realize the quantitative use and rehydration of the drug liquid, and the problem of the difficulty of using the traditional Chinese medicine liquid in one go and the inability to achieve quantitative use is solved.
Patent Information
- Application Number
- CN202421392983.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-18
- Publication Date
- 2025-04-25
- Estimated Expiration
- 2034-06-18
AI Technical Summary
The existing scalp medicine device has the problem that the storage space of the medicine liquid is too large, making it difficult to use the medicine liquid at one time, and the inability to achieve quantitative medication use.
A quantitative application device is designed, including a liquid chamber body, a temporary liquid storage chamber, a quantitative liquid chamber and a liquid addition assembly. Through the control of the liquid addition assembly, the temporary liquid storage chamber and the quantitative liquid chamber are turned on and off, and quantitative liquid addition and replenishment are realized.
The quantitative use of the medicine liquid is achieved, avoiding the problems of deterioration and air pollution of the medicine liquid, making it easy to use and does not require additional drug storage bottles.
Smart Images

Figure CN222788309U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to a skin or hair care appliance, in particular to a quantitative smearing device and a quantitative smearing and applying massager. Background Art
[0002] The emergence of scalp applicators has brought great convenience to hair loss users in using care solutions. Applicators on the market generally have ball-shaped smear valves, which can guide the liquid medicine to the hair or skin when the ball rolls. However, existing applicators still have some defects. For example, the utility model patent with announcement number CN213609365U has a relatively large storage space for the liquid medicine in the applicator, and it is difficult to use up the liquid medicine at one time. During use, the liquid medicine in the liquid tank may deteriorate due to the entry of air, and quantitative medication cannot be achieved. If the liquid storage space is designed to be small enough, the liquid storage function is lost, resulting in too little liquid storage at one time, which increases the number of times users frequently inject liquid medicine into the liquid storage space. Especially when users are on business trips, they need to carry medicine bottles while carrying the applicator, which is inconvenient to use. Utility Model Content
[0003] In view of the above-mentioned deficiencies in the prior art, the purpose of the present invention is to provide a quantitative application device and a quantitative application massager for medicine, which can be loaded with multiple doses of liquid medicine and can achieve quantitative application.
[0004] In order to solve the above technical problems, the utility model adopts the following technical solutions:
[0005] A quantitative smearing device comprises a liquid tank body, the liquid tank body is provided with a connected temporary storage liquid chamber and a quantitative liquid chamber, and a liquid adding component for controlling the on-off state of the temporary storage liquid chamber and the quantitative liquid chamber, the liquid outlet end of the quantitative liquid chamber is provided with a liquid outlet part, the liquid adding component comprises a movable part, a liquid adding seal for blocking the connecting hole between the temporary storage liquid chamber and the quantitative liquid chamber, and a spring for resetting the movable part, the liquid adding seal is arranged on the movable part, the spring is arranged at one end of the movable part, and a pressing part for controlling the movement of the movable part is arranged at the other end of the movable part.
[0006] In the quantitative smearing device, a spring positioning column is arranged in the quantitative liquid chamber, a spring groove is arranged at one end of the movable member, one end of the spring is located in the spring groove, and the other end of the spring is sleeved on the spring positioning column.
[0007] In the quantitative smearing device, a cover is provided at one end of the liquid tank body, the pressing member has a control column for pressing the movable member, the control column passes through the cover, and an elastic sealing member for sealing the cover and resetting the pressing member is provided between the pressing member and the cover.
[0008] In the quantitative smearing device, the cover body includes a cover member and a support member, the cover member has a through hole for accommodating the support member; the elastic sealing member includes a sheet portion and a bowl-shaped elastic portion integrally formed with the sheet portion, the sheet portion and the bowl-shaped elastic portion have a groove adapted to the support member.
[0009] In the quantitative smearing device, a positioning member for positioning the movable member is arranged in the temporary liquid storage chamber.
[0010] In the quantitative smearing device, the temporary liquid storage chamber and the quantitative liquid chamber are integrally formed, the temporary liquid storage chamber and the quantitative liquid chamber are separated by a partition, and the communicating hole is arranged on the partition.
[0011] In the quantitative smearing device, a first magnetic attraction component is arranged on the liquid tank body.
[0012] In the quantitative smearing device, a sealing ring is arranged between the movable part and the liquid tank body, and a liquid replenishing port is arranged on the liquid tank body; the connecting hole and the liquid adding seal are both conical; the liquid tank body is a transparent liquid tank body or a translucent liquid tank body; and a scale is arranged on the liquid tank body.
[0013] A quantitative medicine applying massager comprises a massage device and a quantitative applying device as described in any one of the above items, wherein the quantitative applying device is detachably connected to the massage device.
[0014] In the quantitative medicine application massager, a second magnetic attraction part is arranged on the massage device; the massage device comprises a shell, a vibration motor, a PCB board, EMS teeth, auxiliary teeth and a switch button, the vibration motor and the PCB board are arranged in the shell, the EMS teeth and the vibration motor are electrically connected to the PCB board, and the switch button is arranged on the shell and electrically connected to the PCB board.
[0015] Compared with the prior art, the quantitative smearing device and the quantitative smearing massager provided by the utility model, when in use, the quantitative smearing device contracts the spring by pressing the pressing piece, so that the liquid adding seal on the movable part moves downward, thereby making the connecting hole in an open state, that is, the temporary storage liquid chamber is connected with the quantitative liquid chamber, so that liquid is added from the temporary storage liquid chamber to the quantitative liquid chamber. After the quantitative liquid addition is completed, the pressing piece is released, and the elastic force of the spring is used to reset the movable part and the pressing piece, and at the same time, the liquid adding seal seals the connecting hole to isolate the temporary storage liquid chamber from the quantitative liquid chamber, and then the liquid in the quantitative liquid chamber is discharged by the liquid outlet piece to achieve the quantitative smearing effect.
[0016] The utility model can store multiple doses of liquid medicine through the temporary liquid storage chamber. After the liquid medicine in the quantitative liquid chamber is used up, the liquid can be replenished in time through the liquid adding component. The utility model is easy to use, and air will not enter the temporary liquid storage chamber to pollute the liquid medicine stored in the temporary liquid storage chamber. The quantitative application device can be used in business trips to avoid carrying additional tools such as medicine storage bottles. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 This is a schematic diagram of the structure of the quantitative medicine applying massager provided by the utility model.
[0018] Figure 2 This is a schematic diagram of the exploded structure of the quantitative application device in the quantitative medicine application massager provided by the utility model.
[0019] Figure 3 This is a schematic diagram of the exploded structure of the quantitative medicine applying massager provided by the utility model.
[0020] Figure 4 This is a structural schematic diagram of a quantitative liquid storage chamber and a quantitative liquid chamber in an open state in a quantitative medicine applying massager provided by an embodiment of the utility model.
[0021] Figure 5 This is a structural schematic diagram of a temporary liquid storage chamber and a quantitative liquid chamber in a sealed state in a quantitative medicine applying massager provided by an embodiment of the utility model.
[0022] Figure 6 It is a structural schematic diagram of the quantitative application device and the massage device in the quantitative medicine application massager provided by the utility model in a state where the quantitative application device and the massage device are separated.
[0023] Description of Reference Numerals
[0024] Quantitative smearing device 100, liquid tank body 1, temporary storage liquid chamber 11, positioning member 111, quantitative liquid chamber 12, connecting hole 13, spring positioning column 14, liquid replenishing port 15, partition 16, second hook 18, liquid adding component 2, movable member 21, spring groove 211, liquid adding seal 22, spring 23, pressing member 24, control column 241, liquid outlet member 3, cover body 4, cover member 41, through hole 411, support member 42, elastic seal 5, sheet portion 51, bowl-shaped elastic portion 52, first magnetic member 6, massage device 200, second magnetic member 201, housing 202, positioning pin 2021, first hook 2022, vibration motor 203, PCB board 204, EMS tooth 205, auxiliary tooth 206, switch button 207, protective cover 7 DETAILED DESCRIPTION
[0025] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.
[0026] The quantitative smearing device and the quantitative smearing and applying massager provided by the utility model are mainly used for the care of the head skin or hair. A certain amount of liquid medicine or care solution (hereinafter referred to as liquid medicine) is smeared on the scalp so that the liquid medicine directly acts on the scalp to achieve a good treatment or care effect. The scalp can also be massaged while the liquid medicine is being applied. The quantitative smearing and applying massager can also be loaded with multiple amounts of liquid medicine, and quantitative smearing can be achieved, which is more convenient to use.
[0027] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 The utility model provides a quantitative smearing device 100, comprising a liquid tank body 1, wherein the liquid tank body 1 is provided with a connected temporary liquid storage chamber 11 and a quantitative liquid chamber 12, and a liquid adding component 2 for controlling the on-off state of the temporary liquid storage chamber 11 and the quantitative liquid chamber 12, and a liquid outlet 3 is provided at the liquid outlet end of the quantitative liquid chamber 12, and the liquid outlet 3 can be a ball liquid outlet comb, which can be evenly distributed at the bottom of the quantitative liquid chamber 12, and the liquid in the quantitative liquid chamber 12 is guided out by the ball liquid outlet comb to achieve a quantitative and uniform smearing effect.
[0028] The liquid adding assembly 2 includes a movable part 21, a liquid adding seal 22 for blocking the communication hole 13 between the temporary liquid storage chamber 11 and the quantitative liquid chamber 12, and a spring 23 for resetting the movable part 21. The liquid adding seal 22 is arranged on the movable part 21, the spring 23 is arranged at one end of the movable part 21, and a pressing part 24 for controlling the movement of the movable part 21 is arranged at the other end of the movable part 21. By pressing the pressing part 24, the spring 23 is contracted (i.e., compressed), so that the liquid adding seal 22 on the movable part 21 moves downward, and then the communication hole 13 is in an open state (such as Figure 4 As shown in the figure, the temporary liquid storage chamber 11 is connected with the quantitative liquid chamber 12, so that the temporary liquid storage chamber adds liquid to the quantitative liquid chamber. After the quantitative liquid addition is completed, if the quantitative liquid chamber is full or added to a fixed scale, the pressing member 24 is released, and the elastic force of the spring 23 is used to reset the movable member 21 and the pressing member 24, and at the same time, the liquid adding seal 22 seals the connecting hole 13 (as shown in the figure). Figure 5As shown in the figure, the liquid in the quantitative liquid chamber 12 is then led out by the liquid outlet 3 to achieve a quantitative application effect. The temporary liquid storage chamber 11 can store multiple doses of liquid. After the liquid in the quantitative liquid chamber 12 is used up, the liquid can be replenished in time through the liquid adding component 2. It is easy to use and avoids carrying additional tools such as medicine storage bottles when the user is on a business trip.
[0029] A spring positioning column 14 is provided in the quantitative liquid chamber 12, a spring groove 211 is provided at one end of the movable member 21, one end of the spring 23 is located in the spring groove 211, and the other end of the spring 23 is sleeved on the spring positioning column 14. The spring positioning column 14 and the spring groove 211 play a role in positioning the two ends of the spring 23, so as to avoid the spring 23 from contracting and generating lateral deformation or falling off when the pressing member 24 is pressed, so as to ensure the resetting and normal use of the spring 23.
[0030] In this embodiment, the spring positioning column 14 can be arranged on the bottom wall of the quantitative liquid chamber 12 and located below the liquid adding seal 22, so that the pressing operation is stable and reliable. In an optional embodiment, a cover 4 is arranged at one end of the liquid tank body 1, and the pressing member 24 has a control column 241 (such as Figure 4 As shown), the control column 241 passes through the cover body 4, and an elastic sealing member 5 for sealing the cover body 4 and resetting the pressing member 24 is provided between the pressing member 24 and the cover body 4, so that when the pressing member 24 is pressed, external air will not enter the temporary storage liquid chamber 11, thereby avoiding air contamination of the liquid medicine in the temporary storage liquid chamber 11 and preventing the liquid medicine stored in the temporary storage liquid chamber 11 from crystallizing and solidifying.
[0031] Specifically, the liquid tank body 1 is provided with a liquid infusion port 15, which can be understood here as one end of the liquid tank body 1 being open to form the liquid infusion port 15, through which the temporary liquid storage chamber 11 can be replenished in time. The elastic seal 5 is located between the liquid infusion port 15 and the cover body 4, and the elastic seal 5 achieves the effect of sealing the liquid infusion port 15 to prevent liquid leakage, and can also assist the pressing member 24 in resetting. The cover body 4 includes a cover member 41 and a support member 42, the cover member 41 has a through hole 411 for accommodating the support member 42, the elastic seal 5 is placed at the liquid infusion port 15, the support member 42 is placed on the elastic seal 5, and is buckled with the liquid infusion port of the liquid tank body 1, the control column 241 of the pressing member 24 extends out of the support member 42 and abuts against the movable member 21, the cover member 41 is buckled with the support member 42, and abuts against the pressing member 24, which plays the role of limiting the pressing member 24 and preventing the pressing member 24 from separating from the cover body 4.
[0032] In another optional embodiment, a sealing ring (not shown in the figure) is provided between the movable part 21 and the liquid tank body 1 to play a sealing role, thereby preventing the liquid medicine from leaking out from the gap between the movable part 21 and the liquid tank body 1, and preventing external air from entering the temporary storage liquid chamber 11 from the gap between the movable part 21 and the liquid tank body 1 when the movable part 21 moves.
[0033] Furthermore, the liquid tank body 1 is provided with a liquid replenishing port 15, through which liquid can be replenished in time into the temporary liquid storage chamber 11. A sealing cover (not shown in the figure) is provided at the liquid replenishing port 15, and the sealing cover is buckled with the liquid replenishing port 15. The liquid replenishing port 15 can be provided on one side of the movable part 21 to facilitate liquid replenishment.
[0034] The above two optional embodiments can both realize the effect of sealing the liquid filling port 15 of the liquid tank body 1 and providing the pressing member 24 to control the movable member 21, which is not limited here. Since the first optional embodiment can be disassembled and is easy to clean, the utility model preferably adopts the first optional embodiment.
[0035] Please continue reading Figures 2 to 5 The elastic seal 5 includes a sheet portion 51 and a bowl-shaped elastic portion 52 integrally formed with the sheet portion 51. The one-piece molding method requires fewer manufacturing processes and molds, and the one-piece elastic seal 5 has good sealing performance, can be pressed multiple times, and has a long service life.
[0036] The sheet portion 51 and the bowl-shaped elastic portion 52 have grooves (not numbered in the figure) that are adapted to the support member 42. During installation, the mouth of the support member 42 is inserted into the groove to seal the mouth of the support member 42. At the same time, the support member 42 supports the elastic sealing member 5 to prevent the elastic sealing member 5 from deforming and falling off when the control column 241 moves up and down, resulting in leakage.
[0037] In this embodiment, the bowl-shaped elastic portion 52 abuts against the bottom of the pressing member 24. When the pressing member 24 is pressed down, the bowl-shaped elastic portion 52 is deformed. When the pressing member 24 is released, the bowl-shaped elastic portion 52 uses its own elastic force to assist the spring 23 in resetting the pressing member 24, so that the pressing member 24 can be reset more smoothly and prevent the jamming phenomenon. Of course, in other embodiments, the bowl-shaped elastic portion 52 can also use other shapes, and the utility model is not limited to this.
[0038] The temporary liquid storage chamber 11 is provided with a positioning member 111 for positioning the movable member 21. The positioning member 111 is tubular and is integrally formed with the bottom wall or the side wall of the temporary liquid storage chamber 11. The positioning member 111 can prevent the movable member 21 from tilting or falling during the up and down movement, so as to ensure that the pressing member 24 can stably control the sealing or opening state of the liquid adding seal 22.
[0039] In this embodiment, the temporary liquid storage chamber 11 and the quantitative liquid chamber 12 are integrally formed to increase the connection strength between the temporary liquid storage chamber 11 and the quantitative liquid chamber 12, and can also reduce the number of molds and assembly steps, thereby reducing production costs.
[0040] The temporary liquid storage chamber 11 is separated from the quantitative liquid chamber 12 by a partition 16, the partition 16 is provided with the connecting hole 13, the liquid adding seal 22 seals the connecting hole 13, and the connecting hole 13 and the liquid adding seal 22 are both conical, so that the liquid adding seal 22 can be smoothly inserted into the connecting hole 13 and tightly fitted when moving upward to achieve the best sealing effect.
[0041] Among them, a first magnetic attraction part 6 is arranged on the liquid tank body 1, and the liquid tank body 1 is a transparent liquid tank body or a translucent liquid tank body. A scale (not numbered in the figure) is arranged on the liquid tank body 1 to facilitate observation of the remaining amount in the temporary storage liquid cavity 11 and timely addition of liquid.
[0042] Based on the above-mentioned quantitative application device 100, the present invention also provides a quantitative application massager (see Figure 1 , Figure 3 , Figure 4 , Figure 5 and Figure 6 ), comprising a massage device 200 and a quantitative application device 100, wherein the quantitative application device 100 is detachably connected to the massage device 200.
[0043] The massage device 200 is provided with a second magnetic member 201, and the quantitative application device 100 can be quickly installed by the second magnetic member 201 and the first magnetic member 6 being attracted. The massage device 200 is provided with a positioning pin 2021 and a first hook 2022, and the liquid tank body 1 of the quantitative application device 100 has a pin hole (not numbered in the figure) adapted to the positioning pin 2021, and the bottom of the liquid tank body 1 has a second hook 321 adapted to the first hook 2022.
[0044] When the quantitative application device 100 is combined with the massage device 200, the first magnetic component 6 and the second magnetic component 201 are attracted to each other, and the positioning pin 2021 is inserted into the pin hole. Then the quantitative application device 100 is pressed to make the first hook 2022 and the second hook 321 tightly buckle, so as to achieve the purpose of making the quantitative application device 100 and the massage device 200 tightly connected, avoiding the quantitative application device 100 from loosening or falling off during use. When disassembling the quantitative application device 100, it only needs to be pulled outward with force to dislocate the first hook 2022 and the second hook 321, and both disassembly and installation are convenient.
[0045] The utility model can use the quantitative application device alone for applying medicine, and can also use the massage device alone for massage. The quantitative application device 100 can also be combined with the massage device 200 to simultaneously use the quantitative application device 100 and the massage device 200 for applying medicine and scalp massage, after which the quantitative application device 100 can be disassembled for cleaning.
[0046] Furthermore, the massage device 200 includes a housing 202 (the housing 202 may be double-layered or single-layered, which is not limited here), a vibration motor 203, a PCB board 204, an EMS tooth 205, an auxiliary tooth 206 and a switch button 207. The vibration motor 203 and the PCB board 204 are both arranged in the housing 202. The EMS tooth 205 and the vibration motor 203 are both electrically connected to the PCB board 204. The switch button 207 is arranged on the housing 202 and electrically connected to the PCB board 204. The switch button 207 controls the opening and closing of the vibration motor 203 and the EMS tooth 205, so that the massage device 200 integrates multiple functions to meet the needs of users. Since the vibration massage and EMS functions are both existing technologies, they are not described here.
[0047] The quantitative medicated massager further comprises a protective cover 7, which is engaged with the bottom of the massage device 200 and the quantitative smearing device 100 to protect the EMS teeth 205, the liquid discharge comb teeth 31, the auxiliary teeth 206 and the like.
[0048] In summary, the quantitative smearing device and the quantitative smearing massager provided by the utility model, the liquid tank body of the quantitative smearing device is provided with a connected temporary storage liquid chamber and a quantitative liquid chamber, and a liquid adding component, the liquid outlet end of the quantitative liquid chamber is provided with a liquid outlet, and the liquid adding component includes a movable part, a liquid adding seal and a spring. When in use, the spring is contracted by pressing the pressing part, and the liquid adding seal on the movable part is moved down, so that the connecting hole is in an open state, that is, the temporary storage liquid chamber is connected with the quantitative liquid chamber, so that the temporary storage liquid chamber is added to the quantitative liquid chamber. After the quantitative liquid addition is completed, the pressing part is released, and the elastic force of the spring is used to reset the movable part and the pressing part, and at the same time, the liquid adding seal seals the connecting hole to isolate the temporary storage liquid chamber from the quantitative liquid chamber, and then the liquid in the quantitative liquid chamber is guided out by the liquid outlet to achieve a quantitative smearing effect. The utility model can store multiple doses of liquid medicine through the temporary liquid storage chamber. After the liquid medicine in the quantitative liquid chamber is used up, the liquid can be replenished in time through the liquid adding component. The utility model is easy to use, and air will not enter the temporary liquid storage chamber to pollute the liquid medicine stored in the temporary liquid storage chamber. The quantitative application device can be used in business trips to avoid carrying additional tools such as medicine storage bottles.
[0049] In addition, the utility model has the characteristics of simple structure, easy operation, and integration of multiple functions, etc. Moreover, the quantitative application device can be disassembled for cleaning, which can prevent the quantitative application device from crystallization, clogging, etc.
[0050] It is understandable that those skilled in the art can make equivalent substitutions or changes based on the technical solution and utility model concept of the utility model, and all these changes or substitutions should fall within the protection scope of the claims attached to the utility model.
Claims
1. A quantitative smearing device, characterized in that: The invention comprises a liquid tank body, wherein the liquid tank body is provided with a temporary liquid storage chamber and a quantitative liquid chamber which are connected, and a liquid adding component for controlling the on-off state of the temporary liquid storage chamber and the quantitative liquid chamber, wherein a liquid outlet part is provided at the liquid outlet end of the quantitative liquid chamber, and the liquid adding component comprises a movable part, a liquid adding sealing part for blocking the connecting hole between the temporary liquid storage chamber and the quantitative liquid chamber, and a spring for resetting the movable part, wherein the liquid adding sealing part is provided on the movable part, the spring is provided at one end of the movable part, and a pressing part for controlling the movement of the movable part is provided at the other end of the movable part.
2. The quantitative application device according to claim 1, characterized in that: A spring positioning column is arranged in the quantitative liquid cavity, a spring groove is arranged at one end of the movable member, one end of the spring is located in the spring groove, and the other end of the spring is sleeved on the spring positioning column.
3. The quantitative application device according to claim 1, characterized in that: A cover is provided at one end of the liquid tank body, the pressing member has a control column for pressing the movable member, the control column passes through the cover, and an elastic sealing member for sealing the cover and resetting the pressing member is provided between the pressing member and the cover.
4. The quantitative application device according to claim 3, characterized in that: The cover body includes a cover member and a support member, wherein the cover member has a through hole for accommodating the support member; the elastic sealing member includes a sheet portion and a bowl-shaped elastic portion integrally formed with the sheet portion, wherein the sheet portion and the bowl-shaped elastic portion have a groove adapted to the support member.
5. The quantitative application device according to claim 3 or 4, characterized in that: A positioning member for positioning the movable member is arranged in the temporary liquid storage cavity.
6. The quantitative application device according to claim 1, characterized in that: The temporary liquid storage cavity and the quantitative liquid cavity are integrally formed, and the temporary liquid storage cavity and the quantitative liquid cavity are separated by a partition plate, and the communicating hole is arranged on the partition plate.
7. The quantitative application device according to claim 1 or 6, characterized in that: The liquid tank body is provided with a first magnetic attraction component.
8. The quantitative application device according to claim 1, characterized in that: A sealing ring is arranged between the movable part and the liquid tank body, and a liquid replenishing port is arranged on the liquid tank body; the connecting hole and the liquid adding sealing member are both conical; the liquid tank body is a transparent liquid tank body or a translucent liquid tank body; and a scale is arranged on the liquid tank body.
9. A massager for quantitatively applying medicine, characterized in that: It comprises a massage device and a quantitative application device as described in any one of claims 1 to 8, wherein the quantitative application device is detachably connected to the massage device.
10. The quantitative medicine applying massager according to claim 9, characterized in that: The massage device is provided with a second magnetic attraction part; the massage device comprises a shell, a vibration motor, a PCB board, EMS teeth, auxiliary teeth and a switch button, the vibration motor and the PCB board are both arranged in the shell, the EMS teeth and the vibration motor are both electrically connected to the PCB board, and the switch button is arranged on the shell and electrically connected to the PCB board.
Citation Information
Patent Citations
Medicine applying comb
CN213609365U