CN212544322U - Sealing device and electric toothbrush - Google Patents

Abstract

The embodiment of the application provides a sealing device and an electric toothbrush, and relates to the technical field of sealing structures. The sealing device is applied to portable equipment and comprises a first bottom cover, a socket assembly and a second bottom cover; the first bottom cover is arranged at the bottom of the portable equipment and is sleeved with the shell of the portable equipment, and the first bottom cover is provided with an installation groove; the socket assembly is arranged in the portable equipment and on the mounting groove of the first bottom cover and is used for charging the portable equipment; and a first sealing ring is arranged on the periphery of the second bottom cover and detachably buckled on the first bottom cover through the mounting groove. The sealing device can achieve the technical effects of shortening the process operation time and reducing the production cost while ensuring the detachability, the sealing property and the waterproofness.

Description

Sealing device and electric toothbrush

Technical Field

The application relates to the technical field of sealing structures, in particular to a sealing device and an electric toothbrush.

Background

At present, in the market, direct-charging portable equipment, such as an electric toothbrush, an electric shaver and the like, or a charging port (a bottom cover) is not sealed, so that the sealing performance and the waterproof performance are poor; or the sealing is mainly realized by using a glue pouring form, but the method has the defects of long process operation time, undetachable property, high cost and the like.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the application is to provide a sealing device and an electric toothbrush, and the sealing device can achieve the technical effects of shortening the process operation time and reducing the production cost while ensuring the detachability, the sealing performance and the waterproofness.

In a first aspect, an embodiment of the present application provides a sealing device applied to a portable device, including a first bottom cover, a socket assembly, and a second bottom cover;

the first bottom cover is arranged at the bottom of the portable equipment and is sleeved with the shell of the portable equipment, and the first bottom cover is provided with an installation groove;

the socket assembly is arranged in the portable equipment and on the mounting groove of the first bottom cover and is used for charging the portable equipment;

and a first sealing ring is arranged on the periphery of the second bottom cover and detachably buckled on the first bottom cover through the mounting groove.

In the implementation process, the sealing device is characterized in that the first bottom cover and the second bottom cover are matched with each other, the socket assembly for charging is arranged on the mounting groove of the first bottom cover, the second bottom cover is buckled on the mounting groove for sealing, and meanwhile, the first sealing ring is arranged to improve the sealing property and prevent the damage of components and short circuits of batteries caused by water inflow of internal assemblies due to liquid splashing or soaking in the normal use process of the portable equipment; when charging is needed, the second bottom cover is opened again, the socket assembly is exposed, and charging operation is carried out. Therefore, the sealing device is simple and efficient in overall structure, and the technical effects of shortening process operation time and reducing production cost while ensuring detachability, sealing performance and waterproofness can be achieved.

Further, the first sealing ring is in interference fit with the first bottom cover.

In the implementation process, the first sealing ring can be made of a soft rubber material; make first sealing washer and first bottom interference fit, then when first bottom and the mutual lock of second bottom, can effectively prevent to lead to the component damage and the battery short circuit that leads to because liquid splashes or soaks that the inner assembly intakes.

Further, the device also comprises a second sealing ring which is arranged on the periphery of the first bottom cover, and the second sealing ring is in interference fit with the shell of the portable equipment.

In the implementation process, the second sealing ring can be made of soft rubber; make the second sealing washer and portable equipment's shell interference fit, then when first bottom cup joints each other with portable equipment's shell, can effectively prevent to lead to inside subassembly to intake the components and parts damage and the battery short circuit that leads to because liquid splashes or soak.

Further, the device also comprises a sealing gasket which is arranged between the first bottom cover and the interface component.

In the implementation process, the sealing gasket can seal a gap between the socket assembly and the first bottom cover, so that the sealing performance and the waterproofness of the sealing device are improved.

Further, the device also comprises a fastening mechanism for fastening and mounting the interface component on the first bottom cover.

In the implementation process, the fastening mechanism can fasten and install the interface component on the first bottom cover, and compress the sealing gasket through the fastening mechanism, so that the sealing gasket is compressed, and finally, the gap between the interface component and the bottom cover is sealed.

Further, the fastening mechanism comprises a fastening screw and a fastening screw hole;

the fastening screw hole is arranged on the first bottom cover;

the fastening screw penetrates through the positioning clamping groove of the interface component, is screwed in the fastening screw hole and compresses the sealing gasket.

In the above-mentioned realization process, fastening screw and fastening screw can screw each other, and convenient dismantlement and change: by screwing the fastening screw, the interface component presses the sealing gasket downwards, so that the sealing gasket is compressed, and finally, a gap between the interface component and the first bottom cover is sealed; the sealing gasket can be replaced by unscrewing the fastening screw, and the sealing gasket can be conveniently mounted and dismounted by the fastening screw and the fastening screw hole.

Further, the device further comprises a connecting mechanism, the connecting mechanism comprises a connecting rod and a connecting chuck, the connecting chuck is arranged at one end of the connecting rod, the connecting rod is fixedly arranged on the second bottom cover, and the connecting chuck is inserted into the connecting hole of the first bottom cover.

In the implementation process, the first bottom cover and the second bottom cover are connected together by the connecting mechanism; in the process of charging the portable equipment, the second bottom cover needs to be pulled open to expose the socket assembly for charging, and in order to ensure the connectivity between the second bottom cover and the first bottom cover (avoid omission or loss of the second bottom cover), a connecting chuck is arranged on the second bottom cover and is directly inserted into the connecting hole of the first bottom cover; therefore, after the second bottom cover is pulled out, the second bottom cover is still kept connected with the first bottom cover through the connecting clamping head and the connecting rod, and omission or loss of the second bottom cover in the charging process is prevented.

Further, the device also comprises a waterproof sleeve which is arranged on the connecting hole of the first bottom cover.

In the implementation process, the waterproof sleeve is arranged on the connecting hole of the first bottom cover, so that the structural sealing performance can be effectively guaranteed.

Further, the device still includes waterproof ventilated membrane, set up in on the first bottom cover.

In the implementation process, because the internal components of the portable equipment can generate heat in the use process, the internal air is expanded; through set up waterproof ventilated membrane on first bottom, can balance portable equipment's inside and outside atmospheric pressure, guarantee overall structure's leakproofness simultaneously.

In a second aspect, embodiments of the present application provide an electric toothbrush comprising a sealing device according to any of the above first aspects.

Additional features and advantages of the disclosure will be set forth in the description which follows, or in part may be learned by the practice of the above-described techniques of the disclosure, or may be learned by practice of the disclosure.

In order to make the aforementioned objects, features and advantages of the present application more comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.

Fig. 1 is an exploded view of a sealing device according to an embodiment of the present disclosure;

FIG. 2 is a cross-sectional view of a powered toothbrush according to an embodiment of the present application;

FIG. 3 is a partial cross-sectional view of a powered toothbrush according to an embodiment of the present application;

fig. 4 is an enlarged partial sectional view of an electric toothbrush according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or a point connection; either directly or indirectly through intervening media, or may be an internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "first," "second," and the like, are used primarily to distinguish one device, element, or component from another (the specific nature and configuration may be the same or different), and are not used to indicate or imply the relative importance or number of the indicated devices, elements, or components. "plurality" means two or more unless otherwise specified.

The sealing device provided by the embodiment of the application is applied to portable equipment, such as an electric toothbrush, an electric shaver and the like; the sealing device is characterized in that a first bottom cover and a second bottom cover are matched with each other, a socket assembly for charging is arranged on an installation groove of the first bottom cover, the second bottom cover is buckled on the installation groove for sealing, and meanwhile, a first sealing ring is arranged to improve the sealing performance and prevent components from being damaged and batteries from being short-circuited due to water entering internal assemblies caused by liquid splashing or soaking in the normal use process of the portable equipment; when charging is needed, the second bottom cover is opened again, the socket assembly is exposed, and charging operation is carried out. Therefore, the sealing device is simple and efficient in overall structure, and the technical effects of shortening process operation time and reducing production cost while ensuring detachability, sealing performance and waterproofness can be achieved.

Referring to fig. 1, fig. 1 is an exploded view of a sealing device according to an embodiment of the present disclosure, the sealing device includes a first bottom cover 100, a socket assembly 300, and a second bottom cover 200.

Illustratively, the first bottom cover 100 is disposed at the bottom of the portable device and is sleeved with the housing of the portable device, and the first bottom cover 100 is provided with a mounting groove.

Illustratively, the socket assembly 300 is disposed on a mounting groove of the first bottom cover 100 inside the portable device for charging the portable device.

Illustratively, the circumference of the second bottom cover 200 is provided with a first sealing ring 210 and detachably fastened to the first bottom cover 100 by a mounting groove.

In some implementations, the sealing device is applied to portable devices, such as electric toothbrushes, electric shavers, and the like; the sealing device is characterized in that the first bottom cover 100 and the second bottom cover 200 are matched with each other, the socket assembly 300 for charging is arranged on the mounting groove of the first bottom cover 100, the second bottom cover 200 is buckled on the mounting groove for sealing, and meanwhile, the first sealing ring 210 is arranged to improve the sealing property and prevent the damage of components and short circuits of batteries caused by water entering the internal assembly due to liquid splashing or soaking in the normal use process of the portable equipment; when charging is required, the second bottom cover 200 is opened to expose the socket assembly 300, and charging operation is performed. Therefore, the sealing device is simple and efficient in overall structure, and the technical effects of shortening process operation time and reducing production cost while ensuring detachability, sealing performance and waterproofness can be achieved.

In some embodiments, the first sealing ring 210 is interference-fitted with the first bottom cap 100.

For example, the first sealing ring 210 may be a soft rubber material; the first sealing ring 210 is in interference fit with the first bottom cover 100, so that when the first bottom cover 100 and the second bottom cover 200 are buckled with each other, the damage of components and short circuits of the battery caused by water entering the internal components due to liquid splashing or soaking can be effectively prevented.

In some embodiments, the sealing device further includes a second sealing ring 110 disposed on the periphery of the first bottom cover 100, and the second sealing ring 110 is in interference fit with the outer shell of the portable device.

For example, the second sealing ring 110 may be a soft rubber material; the second sealing ring 110 is in interference fit with the casing of the portable device, so that when the first bottom cover 100 and the casing of the portable device are sleeved with each other, damage to components and short circuits of the battery caused by water entering the internal components due to splashing of liquid or soaking can be effectively prevented.

In some embodiments, the sealing device further includes a gasket 310 disposed between the first bottom cover 100 and the socket assembly 300.

For example, the gasket 310 may seal a gap between the socket assembly 300 and the first bottom cover 100, thereby improving the sealing performance and waterproof performance of the sealing device.

In some embodiments, the sealing device further includes a fastening mechanism 320 to fasten the socket assembly 300 to the first bottom cover 100.

For example, the fastening mechanism 320 may fasten the socket assembly 300 to the first bottom cover 100, and compress the gasket 310 by the fastening mechanism 320, so that the gasket 310 is compressed, and finally, the gap between the socket assembly and the bottom cover is sealed.

In some embodiments, fastening mechanism 320 includes a fastening screw 321 and a fastening screw hole 322; the fastening screw 322 is disposed on the first bottom cover 100; the fastening screw 321 passes through the positioning slot of the socket assembly 300, is screwed into the fastening screw hole 322, and compresses the gasket.

Illustratively, the fastening screw 321 and the fastening screw hole 322 can be screwed together, so as to facilitate the disassembly and replacement: by tightening the fastening screw 321, the socket assembly 300 presses the gasket 310 downward, and the gasket 310 is compressed, thereby finally sealing the gap between the socket assembly 300 and the first bottom cover 100; the gasket 310 can be replaced by unscrewing the fastening screws 321, and the gasket can be easily mounted and dismounted by the fastening screws 321 and the fastening screw holes 322.

In some embodiments, the sealing apparatus further includes a connection mechanism 400, the connection mechanism 400 includes a connection rod 410 and a connection chuck 420, the connection chuck 420 is disposed at one end of the connection rod 410, the connection rod 410 is fixedly disposed on the second bottom cover 200, and the connection chuck 420 is inserted into the connection hole of the first bottom cover 100.

Illustratively, the coupling mechanism 400 couples the first and second bottom covers 100 and 200 together; in the process of charging the portable device, the second bottom cover 200 needs to be pulled open to expose the socket assembly 300 for charging, and in order to ensure the connectivity between the second bottom cover 200 and the first bottom cover 100 (to avoid omission or loss of the second bottom cover 200), a connection chuck 420 is arranged on the second bottom cover 200, and the connection chuck 420 is directly inserted into the connection hole of the first bottom cover; thus, after the second bottom cover 200 is unplugged, the second bottom cover still maintains the connection with the first bottom cover 100 through the connection chuck 420 and the connection rod 410, preventing the second bottom cover from being missed or lost during the charging process.

In some embodiments, the sealing device further includes a waterproof case 500 disposed on the coupling hole of the first bottom cover 100.

Exemplarily, the waterproof case 500 is disposed on the connection hole of the first bottom cover 100, so that the structural sealability can be effectively guaranteed.

In some embodiments, the sealing device further includes a waterproof and breathable film 600 disposed on the first bottom cover 100.

For example, since the components inside the portable device generate heat during use, the internal air expands; by arranging the waterproof breathable film 600 on the first bottom cover 100, the internal and external air pressures of the portable device can be balanced, and the sealing performance of the whole structure is ensured.

The present embodiments also provide an electric toothbrush including a sealing device as shown in fig. 1.

Referring to fig. 2, fig. 2 is a sectional view showing a structure of an electric toothbrush according to an embodiment of the present application, which includes a bottom cap assembly 10, an inner assembly 20, and a toothbrush housing 30; wherein the sealing device shown in figure 1 is the bottom cap assembly 10 shown in figure 2.

Referring to fig. 3 and 4, fig. 3 is a partial sectional view of an electric toothbrush according to an embodiment of the present invention, and fig. 4 is an enlarged partial sectional view of an electric toothbrush according to an embodiment of the present invention, including a first bottom cap 100, a second sealing ring 110, a second bottom cap 200, a first sealing ring 210, a socket assembly 300, a sealing gasket 310, and a fastening screw 321.

Illustratively, fig. 3 and 4 show a charging port sealing structure of the electric toothbrush, the sealing structure is located on a bottom cover assembly 10, the bottom cover assembly 10 is mounted at the bottom of the electric toothbrush for preventing damage of components and short circuit of a battery caused by water entering the internal components due to splashing or soaking of liquid during normal use of the electric toothbrush.

Illustratively, the first bottom cover 100 is provided with a second sealing ring 110 at an upper periphery thereof, and the second sealing ring 110 is sealed with the toothbrush housing 30 by interference fit.

Illustratively, the front end of the socket assembly 300 is provided with a gasket 310, and by tightening the fastening screw 321, the socket assembly 300 presses the gasket 310 downwards, so that the gasket 310 is compressed, and finally, the gap between the socket assembly 300 and the first bottom cover 100 is sealed.

Illustratively, the circumference of the second bottom cap 200 is provided with a first sealing ring 210, and the assembly between the first sealing ring 210 of the second bottom cap 200 and the first bottom cap 100 is an interference fit to prevent liquid from entering into the socket assembly 300 from the bottom.

For example, since a user needs to pull out the second bottom cover 200 during the charging process, in order to ensure the connectivity between the second bottom cover 200 and the first bottom cover 100 (to avoid omission or loss of the second bottom cover 200), the first sealing ring 210 is provided with a connecting mechanism 400; the coupling clip 420 of the coupling mechanism 400 is directly inserted into the coupling hole of the first bottom cover 100. In order to ensure the sealing performance, a waterproof jacket 500 is arranged on the outer column in the connecting hole.

Exemplarily, since the electric toothbrush generates heat during use and causes expansion of air inside, the first bottom cover 100 is provided with a waterproof and breathable film 600 for balancing air pressure inside and outside the electric toothbrush and ensuring sealability.

In some implementation scenarios, the bottom cover sealing of the direct-filling electric toothbrush in the market mainly uses a "glue filling" form to realize the sealing and water proofing of the bottom cover, but the method has the defects of long process operation time, non-detachability, high cost and the like. The sealing device provided by the embodiment of the application has the advantages that the sealing performance is guaranteed, meanwhile, the plug interface component 300 can be detached, and the overall assembly process time is short, and the production cost is low.

In all embodiments of the present application, the terms "large" and "small" are relatively speaking, and the terms "upper" and "lower" are relatively speaking, so that descriptions of these relative terms are not repeated herein.

It should be appreciated that reference throughout this specification to "in this embodiment," "in an embodiment of the present application," or "as an alternative implementation" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the present application. Thus, the appearances of the phrases "in this embodiment," "in the examples of the present application," or "as an alternative embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. Those skilled in the art should also appreciate that the embodiments described in this specification are all alternative embodiments and that the acts and modules involved are not necessarily required for this application.

In various embodiments of the present application, it should be understood that the size of the serial number of each process described above does not mean that the execution sequence is necessarily sequential, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation on the implementation process of the embodiments of the present application.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (10)

1. A sealing device is applied to portable equipment and comprises a first bottom cover, a plug interface component and a second bottom cover;

the first bottom cover is arranged at the bottom of the portable equipment and is sleeved with the shell of the portable equipment, and the first bottom cover is provided with an installation groove;

the socket assembly is arranged in the portable equipment and on the mounting groove of the first bottom cover and is used for charging the portable equipment;

and a first sealing ring is arranged on the periphery of the second bottom cover and detachably buckled on the first bottom cover through the mounting groove.

2. The sealing device of claim 1, wherein the first seal ring is an interference fit with the first bottom cap.

3. The sealing device of claim 1, further comprising a second sealing ring disposed around the perimeter of the first bottom cover, wherein the second sealing ring is in interference fit with the housing of the portable device.

4. The sealing device of claim 1, further comprising a gasket disposed between the first bottom cap and the interface assembly.

5. The sealing device of claim 4, further comprising a fastening mechanism to securely mount the interface assembly to the first bottom cover.

6. The sealing device of claim 5, wherein the fastening mechanism comprises a fastening screw and a fastening screw hole;

the fastening screw hole is arranged on the first bottom cover;

the fastening screw penetrates through the positioning clamping groove of the interface component, is screwed in the fastening screw hole and compresses the sealing gasket.

7. The sealing device of claim 1, further comprising a connecting mechanism, wherein the connecting mechanism comprises a connecting rod and a connecting chuck, the connecting chuck is disposed at one end of the connecting rod, the connecting rod is fixedly disposed on the second bottom cap, and the connecting chuck is inserted into the connecting hole of the first bottom cap.

8. The sealing device of claim 7, further comprising a waterproof case disposed on the coupling hole of the first bottom cover.

9. The sealing device of claim 1, further comprising a waterproof, breathable membrane disposed on the first bottom cover.

10. An electric toothbrush comprising a sealing device according to any one of claims 1 to 9.

Images