CN216749670U - Key assembly of wearable device and wearable device - Google Patents

Abstract

The utility model relates to a button subassembly and wearable equipment of wearable equipment, the button subassembly include the insulating part and with insulating part fixed connection's metalwork, wherein, the insulating part includes: the first rod part is used for penetrating through the frame of the wearable device and sealing with the frame, and the through hole penetrates through the insulating part along the axial direction of the first rod part; the metal piece includes: the second pole portion holds in the through-hole to keep insulating through first pole portion and frame, the one end and the circuit board butt of keeping away from the second head of second pole portion, and the one end at second pole portion is connected to the second head, and second head and frame interval set up. Through above-mentioned technical scheme, the button subassembly and the wearable equipment of the wearable equipment that this disclosure provided can solve the not enough yielding technical problem of function button intensity.

Description

Key assembly of wearable device and wearable device

Technical Field

The utility model relates to a wearable equipment technical field specifically relates to a wearable equipment's button subassembly and wearable equipment.

Background

At present, wearable equipment such as intelligent wrist-watch, bracelet constantly develop, and current wearable wrist-watch can measure multiple physiological parameters such as electrocardio, blood pressure, blood oxygen, rhythm of the heart. In order to measure these physiological parameters more accurately, it is necessary to acquire physiological signals of different parts of the user's body through sensors made of various metal materials, for example, the electrocardiographic parameters need to acquire ECG (electrocardiogram) data of the user through electrocardiograph electrodes. For wearable equipment with a small size, in order to avoid that a metal device similar to an electrocardioelectrode occupies the internal space of the wearable equipment and causes the increase of the size of the wearable equipment, and meanwhile, in order to facilitate the acquisition of physiological signals of a user, the metal device is generally integrated on a function key of the wearable equipment at present, and the function key is generally wrapped by a nano injection molding metal device so as to realize the insulation of the metal device and an equipment frame.

The function button is the main component part of control wearable equipment, and the metal device is usually including setting up in the equipment outside with the head of gathering user's physiology signal and the pole portion that passes the equipment frame in order to contact with FPC, receives wearable equipment's volume and structural constraint, and the pole portion of metal device is usually thinner, and its intensity can't satisfy the demand of pressing for ten thousand times, easily leads to the deformation and the contact failure of function button.

SUMMERY OF THE UTILITY MODEL

To overcome the problems in the related art, the present disclosure provides a key assembly of a wearable device and a wearable device.

According to a first aspect of the embodiments of the present disclosure, a key assembly of a wearable device is provided, including an insulating member and a metal member fixedly connected to the insulating member, where the insulating member includes: the first rod part is used for penetrating through a frame of the wearable device and sealing with the frame, and the through hole penetrates through the insulating part along the axial direction of the first rod part; the metal piece includes: the second rod part is accommodated in the through hole to be insulated from the frame through the first rod part, and the second head part is connected to one end of the second rod part and arranged at intervals with the frame, and one end, far away from the second head part, of the second rod part is abutted to the circuit board.

Optionally, the insulating member further includes a first head portion connected to one end of the first rod portion and adapted to be stopped on an outer side surface of the bezel, and the second head portion abuts against the first head portion.

Optionally, a first end face of the first head portion, which is far away from the first rod portion, is provided with a positioning groove, and a second end face of the second head portion, which is connected to the second rod portion, is provided with a positioning boss, and the positioning boss is accommodated in the positioning groove.

Optionally, the positioning boss and the positioning groove are bonded by dispensing.

Optionally, a first end face of the first head portion, which is far away from the first rod portion, is provided with an insulation groove, and the second head portion is accommodated in the insulation groove.

Optionally, a second end surface of the second head portion connected to the second rod portion is disposed outside the rim.

Optionally, an end face of the second head facing away from the second shank is configured as an outwardly protruding arc-shaped face.

Optionally, the button assembly further includes a sealing ring, the sealing ring is sleeved on the first rod portion and used for enabling the first rod portion to be sealed with the frame, and a first groove used for accommodating the sealing ring is formed in the outer peripheral surface of the first rod portion.

Optionally, the button assembly further comprises a fixing clamp spring, the fixing clamp spring is sleeved on the end, extending out of the first rod portion, of the frame and used for stopping the inner side surface of the frame, and a second groove used for containing the fixing clamp spring is formed in the outer peripheral surface of the end.

According to a second aspect of the embodiments of the present disclosure, a wearable device is provided, which includes a frame, a circuit board, and a key assembly in the foregoing technical solution, where the circuit board is disposed in an internal space surrounded by the frame, and the key assembly is disposed on the frame.

Optionally, the key assembly is configured to: when the key assembly is at the initial position, one end of the second rod part, which is far away from the second head part, is abutted against the first functional contact of the circuit board; when the key assembly is pressed towards the inner side of the frame and moves to the pressing position, one end of the second rod part, which is far away from the second head part, is abutted against the second functional contact of the circuit board.

Optionally, an elastic resetting member is arranged between the frame and the insulating member, the elastic resetting member is used for providing elastic force for the insulating member to move towards the outer side of the frame, a third groove is arranged on the outer side surface of the frame, and the elastic resetting member is accommodated in the third groove.

The technical scheme provided by the embodiment of the disclosure can have the following beneficial effects: in wearable equipment's button subassembly, because the second pole portion of metalwork inserts in the through-hole of insulating part, consequently, the first pole portion of insulating part can play the effect of strengthening intensity to wearing the second pole portion of establishing wherein, avoids second pole portion bending deformation to appear after carrying out a lot of to button subassembly and pressing. When key assembly installs on the frame, because first pole portion can be spaced apart frame and second pole portion, the second head can set up with the frame interval, consequently, the metalwork can be with the frame contactless and keep insulating. In addition, when the key assembly is assembled, the metal piece and the insulating piece can be combined by only inserting the second rod part into the first through hole and fixedly connecting the metal piece and the insulating piece, the assembling process is simple and convenient, and the assembling efficiency of the key assembly can be improved. The wearable device provided by the present disclosure has the same technical effect as the key assembly in the above technical solution, and is not described herein in detail in order to avoid unnecessary repetition.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.

Fig. 1 is an assembly diagram of a key assembly and a bezel according to an embodiment of the disclosure, in which the bezel is cut away.

Fig. 2 is a sectional view taken along line a-a of fig. 1.

Fig. 3 is a schematic structural diagram of a key assembly according to an embodiment of the disclosure.

Fig. 4 is an exploded top view of a key assembly in accordance with an embodiment of the present disclosure.

Fig. 5 is an exploded bottom view of a key assembly in accordance with an embodiment of the present disclosure.

Description of the reference numerals

1-insulator, 11-first rod, 110-end, 111-first groove, 112-second groove, 12-first head, 121-first end face, 122-positioning groove, 13-through hole,

2-metal part, 21-second shaft part, 22-second head part, 221-second end face, 222-positioning boss,

3-a sealing ring is arranged on the upper surface of the shell,

4-fixing the clamp spring,

5-an elastic reset piece, wherein the elastic reset piece is arranged on the upper portion of the shell,

6-frame, 61-third groove.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims. In the present disclosure, the use of directional terms such as "inner and outer" means inner and outer relative to the profile of the corresponding component part itself, unless otherwise specified. The terms "first," "second," and the like, as used in this disclosure, are intended to distinguish one element from another, and not necessarily for sequential or importance.

According to a first aspect of the embodiments of the present disclosure, there is provided a key assembly of a wearable device, which, as shown in fig. 1 to 5, may include an insulating member 1 and a metal member 2 fixedly connected to the insulating member 1, wherein the insulating member 1 may include a first rod portion 11 and a through hole 13, the first rod portion 11 is configured to pass through a frame 6 of the wearable device and be sealed with the frame 6, the through hole 13 penetrates through the insulating member 1 along an axial direction of the first rod portion 11, the metal member 2 may include a second rod portion 21 and a second head portion 22, the second rod portion 21 may be received in the through hole 13 to be insulated from the frame 6 by the first rod portion 11, the second head portion 22 is connected to one end of the second rod portion 21, the second head portion 22 is spaced from the frame 6 without contact, one end of the second rod portion 21, which is far from the second head portion 22, may abut against a circuit board (not shown), when a user contacts the second head portion 22, the circuit board can acquire physiological data of a user through the metal piece 2. Wherein, the end face of the end of the second rod part 21 far away from the second head part 22 can be flush with the end face of the first rod part 13, or extend out of the through hole 13 so as to be abutted against the circuit board.

Through the technical scheme, in the button assembly of the wearable device, because the second rod part 21 of the metal piece 2 is inserted into the through hole 13 of the insulating piece 1, the first rod part 11 of the insulating piece 1 can play a role in strengthening the strength of the second rod part 21 penetrating through the insulating piece 1, and the second rod part 21 is prevented from bending and deforming after the button assembly is pressed for multiple times. When the key assembly is mounted on the bezel 6, since the first rod portion 11 can space the bezel 6 from the second rod portion 21 and the second head portion 22 can be spaced from the bezel 6, the metal member 2 can be insulated from the bezel 6 without contact. In addition, when the key assembly is assembled, the metal piece 2 and the insulating piece 1 can be combined by only inserting the second rod part 21 into the first through hole 13 and fixedly connecting the metal piece 2 with the insulating piece 1, the assembling process is simple and convenient, and the assembling efficiency of the key assembly can be improved.

In order to space the second head portion 22 from the rim 6, as shown in fig. 1 to 5, the insulating member 1 may further include a first head portion 12, the first head portion 12 is connected to one end of the first rod portion 11 and is configured to be stopped on an outer side surface of the rim 6, and the second head portion 22 abuts against the first head portion 12, that is, the first head portion 12 can space the rim 6 from the second head portion 22 of the metal member 2, so that the second head portion 22 is kept insulated from the rim 6 without contact.

For the convenience of assembly, referring to fig. 4 and 5, a first end surface 121 of the first head portion 12 away from the first rod portion 11 may be provided with a positioning groove 122, a second end surface 221 of the second head portion 22 connected to the second rod portion 21 may be provided with a positioning boss 222, the positioning groove 122 may be disposed around the through hole 13, the positioning boss 222 may be disposed around the second rod portion 21, the shape of the positioning boss 222 may be adapted to the shape of the positioning groove 122, and the positioning boss 222 may be accommodated in the positioning groove 122 to perform positioning and installation functions.

In addition, the second rod portion 21 and the through hole 13 may be in clearance fit, and the positioning boss 222 and the positioning groove 122 may be in clearance fit, so as to avoid deformation and cracking of the insulating member 1 during multiple pressing processes of the key assembly.

In order to enable the fixed connection between the metal member 2 and the insulating member 1, the positioning boss 222 and the positioning groove 122 may be bonded by dispensing, or the first end surface 121 and the second end surface 221 may be bonded by dispensing. Meanwhile, the gap between the first end surface 121 and the second end surface 221 may be sealed by dispensing adhesion to prevent external impurities and liquid from entering the through hole 13 through the gap between the first end surface 121 and the second end surface 221.

Referring to fig. 1 and 3, the outer peripheral profiles of first end surface 121 and second end surface 221 may be adapted so that the bonding between first head portion 12 and second head portion 22 is good, and at the same time, the end surface of the key assembly facing the outside of bezel 6 (i.e., the end surface that is most frequently touched by the user) is smooth and seamless. Alternatively, the first end face 121 of the first header 12 may be further provided with an insulation groove (not shown) in which the second header 22 may be received, so that a sidewall of the insulation groove can wrap the second header 22, thereby enhancing insulation of the second header 22.

In order to space the second head portion 22 from the frame 6, the second end surface 221 of the second head portion 22 may be located outside the frame 6 and spaced from the frame 6, so as to ensure that the second head portion 22 does not contact the frame 6.

Furthermore, the outer end face of the second head 22 facing away from the second stem 21 may be configured as an arc-shaped face protruding outward so as to be in contact with the skin of the user.

In order to seal between the key assembly and the frame 6, as shown in fig. 1 to fig. 1, the key assembly may further include a sealing ring 3, the sealing ring 3 is sleeved on the first rod portion 11, specifically, the sealing ring 3 may be sleeved on a portion of the first rod portion 11 penetrating through the frame 6, so as to seal between the first rod portion 11 and the frame 6, in order to limit the sealing ring 3 along the axial direction of the first rod portion 11, a first groove 111 for accommodating the sealing ring 3 may be provided on the outer circumferential surface of the first rod portion 11, so as to prevent the sealing ring 3 from shifting along the axial direction of the first rod portion 11 in the process of pressing the key assembly. In order to ensure reliable sealing between the key assembly and bezel 6, a plurality of seal rings 3 may be provided at intervals on first rod portion 11.

Referring to fig. 1 to 5, the key assembly may further include a fixing clip spring 4, the fixing clip spring 4 is sleeved on a terminal 110 of the first rod portion 11, which extends out of the frame 6, and is used for stopping the inner side surface of the frame 6, and the fixing clip spring 4 can be matched with the first head portion 12 to limit the key assembly along the axial direction of the first rod portion 11. In addition, as shown in fig. 3 and 4, the outer circumferential surface of the end 110 may be provided with a second groove 112 for receiving the fixing clip 4 so as to limit the fixing clip 4 along the axial direction of the first rod portion 11.

In the embodiments of the present disclosure, the insulating member 1 may be made of a plastic material, and may also be made of other materials having insulating properties. The metal member 2 may be made of stainless steel or titanium alloy.

According to a second aspect of the embodiments of the present disclosure, a wearable device is provided, which is shown in fig. 1 and fig. 2, and includes a frame 6, a circuit board, and a key assembly in the foregoing technical solution, where the circuit board may be disposed in an internal space surrounded by the frame 6, and the key assembly may be disposed on the frame 6.

Through above-mentioned technical scheme, the wearable equipment that this disclosure provided has the same technological effect with the button subassembly among the above-mentioned technical scheme, avoids unnecessary repetition, does not describe here any more.

When the key assembly is mounted on the bezel 6, the key assembly having an initial position in a natural state (i.e., when not pressed) and a depressed position pressed by a user toward the inside of the wearable device, the key assembly may be configured to: when the key assembly is at the initial position, one end of the second rod part 21 far away from the second head part 22 can be abutted with the first functional contact of the circuit board; when the key assembly is pressed toward the inner side of the frame 6 and moved to the pressed position, the end of the second lever portion 21 away from the second head portion 22 can abut against the second functional contact of the circuit board. The first functional contact point can be a contact point for acquiring ECG data or other physiological data of a user, and the second functional contact point can be a contact point for controlling the opening and closing of the screen and/or controlling the screen to return to the main interface and other functions. Through the mode, when the user dabs the button subassembly, wearable equipment just can gather user's physiological data, and when the user pressed the button subassembly, other functions such as control screen switching or control screen get back to main interface can be realized.

Referring to fig. 1 to 5, an elastic reset member 5 may be further disposed between the bezel 6 and the first head 12, the elastic reset member 5 is configured to provide an elastic force for the first head 12 to move toward the outer side of the bezel 6, and when the key assembly is in the pressing position and the user stops pressing the key assembly, the key assembly can quickly return to the initial position under the action of the elastic reset member 5. In order to make the elastic force applied to the key assembly uniform, a plurality of elastic restoring members 5 may be disposed between the bezel 6 and the first head portion 12, and the plurality of elastic restoring members 5 may be uniformly arrayed around the axial direction of the first rod portion 11. In order to avoid an excessive clearance between the first head 12 and the frame 6 in the initial position, a third recess 61 may be provided on the outer side surface of the frame 6, and the elastic restoring member 5 may be received in the third recess 61.

Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.

It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims (12)

1. A key assembly of wearable equipment is characterized by comprising an insulating part (1) and a metal part (2) fixedly connected with the insulating part (1), wherein,

the insulator (1) comprises:

a first stem (11) for passing through a frame (6) of the wearable device and sealing with the frame (6), and

a through hole (13) that penetrates the insulator (1) in the axial direction of the first rod (11);

the metal piece (2) comprises:

a second rod portion (21) accommodated in the through hole (13) to be kept insulated from the rim (6) by the first rod portion (11), and

the second head part (22) is connected to one end of the second rod part (21), the second head part (22) and the frame (6) are arranged at intervals, and one end, far away from the second head part (22), of the second rod part (21) is abutted to the circuit board.

2. A key assembly according to claim 1, wherein said insulating member (1) further includes a first head portion (12), said first head portion (12) being connected to one end of said first rod portion (11) and adapted to be stopped on an outer side surface of said bezel (6), said second head portion (22) being abutted against said first head portion (12).

3. A key assembly according to claim 2, characterized in that a first end surface (121) of the first head portion (12) remote from the first lever portion (11) is provided with a positioning groove (122),

a second end face (221) of the second head portion (22) connected with the second rod portion (21) is provided with a positioning boss (222), and the positioning boss (222) is accommodated in the positioning groove (122).

4. The key assembly of claim 3, wherein the positioning boss (222) is bonded to the positioning groove (122) by dispensing.

5. A key assembly according to claim 2, characterized in that a first end surface (121) of the first head portion (12) remote from the first stem portion (11) is provided with an insulating groove in which the second head portion (22) is received.

6. The key assembly according to claim 1, wherein a second end surface (221) of the second head portion (22) to which the second lever portion (21) is connected is provided outside the bezel (6).

7. A key assembly according to claim 1, characterized in that the end surface of the second head portion (22) facing away from the second lever portion (21) is configured as an arc-shaped surface protruding outward.

8. The key assembly according to claim 1, further comprising a sealing ring (3), wherein the sealing ring (3) is sleeved on the first rod portion (11) for sealing between the first rod portion (11) and the bezel (6), and a first groove (111) for accommodating the sealing ring (3) is formed in an outer circumferential surface of the first rod portion (11).

9. The key assembly according to claim 1, further comprising a fixing clip spring (4), wherein the fixing clip spring (4) is sleeved on a terminal (110) of the first rod portion (11) extending out of the frame (6) and is configured to stop against an inner side surface of the frame (6), and a second groove (112) for accommodating the fixing clip spring (4) is disposed on an outer circumferential surface of the terminal (110).

10. A wearable device, characterized by comprising a frame (6), a circuit board and a key assembly according to any of claims 1-9, wherein the circuit board is arranged in an inner space formed around the frame (6), and the key assembly is arranged on the frame (6).

11. The wearable device of claim 10, wherein the key assembly is configured to:

when the key assembly is at the initial position, one end of the second rod part (21) far away from the second head part (22) is abutted with the first functional contact of the circuit board;

when the key assembly is pressed towards the inner side of the frame (6) and moves to a pressing position, one end of the second rod part (21) far away from the second head part (22) is abutted with the second functional contact of the circuit board.

12. Wearable device according to claim 10 or 11, characterized in that an elastic restoring member (5) is arranged between the rim (6) and the insulating member (1), the elastic restoring member (5) is used for providing the insulating member (1) with an elastic force moving towards the outer side of the rim (6), a third groove (61) is arranged on the outer side surface of the rim (6), and the elastic restoring member (5) is accommodated in the third groove (61).

Images