CN116406881A - Wearing equipment - Google Patents

Abstract

The invention discloses a wearing device, which comprises: the device comprises a supporting plate, a host, a locking assembly and a resetting piece; the host computer is connected with the layer board rotation, the locking subassembly includes the first buckling piece that is fixed in on the host computer, the second buckling piece of being connected with the layer board and with layer board sliding connection's button, and the second buckling piece can be for the layer board motion between locking position and unblock position, when the second buckling piece is in the locking position, first buckling piece and second buckling piece lock each other, so that the host computer lock is on the layer board, when the second buckling piece is in the unblock position, first buckling piece and second buckling piece break away from each other, the button sets up with the second buckling piece relatively, when pressing the button, the button can promote the second buckling piece to the unblock position motion, the reset piece is used for exerting the elastic force to the second buckling piece to the locking position motion. The wearing equipment of this application can lock the host computer on the layer board, and can effectively reduce the occupation space of locking mechanism on the host computer.

Description

a wearable device

technical field

The invention relates to the technical field of electronic equipment, in particular to a wearable equipment.

Background technique

With the development of technology, smart wearable electronic products (such as smart watches, smart bracelets, smart glasses, etc.) have gradually become small and portable, and can meet the various needs of users, such as setting cameras on smart wearable electronic products , to meet the needs of users for taking photos, videos, calling, scanning codes, etc. In order to make it easier to take pictures and videos, more and more smart wearable electronic products are designed to be reversible, that is, the reversible smart wearable electronic products can make the host of smart wearable electronic products rotate around by adding a support plate and a rotating shaft. The rotating shaft is overturned relative to the supporting plate, and a camera, a display screen, etc. are arranged on the host to achieve the purpose of convenient shooting.

However, when the host is attached to the supporting board, in the process of moving smart wearable electronic products, it is easy to cause the host to rotate relative to the supporting board, and even cause a collision between the host and the supporting board, thereby causing certain damage to the host. damage.

Contents of the invention

The embodiment of the present application discloses a wearable device, so that the host can be locked on the pallet.

In order to achieve the above purpose, the embodiment of the present application discloses a wearable device, including:

pallet;

The main engine, the main engine is connected with the supporting plate in rotation;

The locking assembly, the locking assembly includes a first fastening part, a second fastening part and a button, the first fastening part is fixed on the host, the second fastening part is connected to the supporting plate, and the second fastening part can Relative to the pallet, it moves between the locked position and the unlocked position. When the second fastening part is in the locked position, the first fastening part and the second fastening part are engaged with each other, so that the host is locked on the pallet Above, when the second buckle is in the unlocked position, the first buckle and the second buckle are disengaged from each other, so that the host can turn over relative to the supporting board, the button is slidably connected to the supporting board, and the button and the second buckle The fittings are relatively arranged, and when the button is pressed, the button can push the second snapping part to move to the unlocking position;

The reset part is used for applying elastic force to the second fastening part to move to the locking position.

In this embodiment, the host is rotatably connected to the supporting plate so that the host can be turned over relative to the supporting plate, and the first fastening part is fixed on the main machine, the second fastening part is connected to the supporting plate, and the second fastening part can Relative to the pallet, it moves between the locked position and the unlocked position, and when the second fastening part is in the locked position, the first fastening part and the second fastening part are engaged with each other, so that the host is locked on the pallet On the board, when the second fastening part is in the unlocked position, the first fastening part and the second fastening part are disengaged from each other, so that the host can turn over relative to the supporting board; the button is slidably connected to the supporting board, and the button and The second fastening part is oppositely arranged, and when the key is pressed, the key can push the second fastening part to move to the unlocking position. Thus, when the second buckle is in the locked position, the main unit is locked on the supporting plate. At this time, operating the buttons or display screen on the main unit is not easy to make the main unit rotate relative to the supporting plate, which is convenient for the buttons on the main unit to rotate. or the display screen, and the wearable device is shaken, the main unit is not easy to rotate relative to the supporting board, which avoids the collision between the main unit and the supporting board, thus avoiding the main unit being damaged due to the impact; when the button is pressed, the second The buckle moves to the unlocked position, so that when the second buckle is in the unlocked position, the host can break away from the locking restraint of the pallet, so that the host can be flipped to a preset angle relative to the pallet. At this time, the host is on the The front camera can take selfies or videos without flipping the arm, and the rear camera on the main unit can capture the opposite scene and calibrate the captured image through the display screen, which is convenient and comfortable to use. In addition, the reset member is used to apply an elastic force to the second buckle to move to the locked position, so that the second buckle that has moved to the unlocked position can move to the locked position under the action of the reset member, waiting for the first lock. The re-fastening of the fastening part and the second fastening part enables the host to be locked on the supporting plate, so as to facilitate the operation of the display screen or buttons on the host. Furthermore, the buttons are embedded on the supporting plate, compared with setting the buttons on the host, the occupied space of the buttons is saved on the host, the volume of the host is reduced, and the distance between the buttons and the antenna on the host is reduced. Far away, avoiding the shielding effect on the antenna when the button is provided with metal parts, thereby avoiding the influence of the host on the signal receiving and sending out.

In a possible implementation manner of the first aspect, the second fastening part is rotatably connected to the supporting plate, and the second fastening part can rotate between a locking position and an unlocking position relative to the supporting plate. In this way, the second buckle and the first buckle can be engaged with each other, so that the main unit can be locked and bound to the pallet, or the second buckle and the first buckle can be disengaged from each other, so that the main unit Break free from the locking shackles of the pallet.

In a possible implementation of the first aspect, the supporting plate includes a board body and a button bracket arranged on the board body, the button is slidably connected in the button bracket, the button abuts against the second buckle, and when the button is pressed, the button The second buckle can be pushed to rotate to the unlocked position. Thereby, it is effectively reduced that the host can disengage the first fastening part and the second fastening part from each other by pressing the button, so that the main machine is free from the locking constraint of the supporting plate, and the operation is convenient and fast.

In a possible implementation manner of the first aspect, the first fastening member includes a first hook portion, and the first hook portion is fixedly connected to the host;

The second buckle part includes a second hook part, and the second hook part is arranged corresponding to the first hook part. When the second buckle part is in the locked position, the second hook part and the first hook part mutually buckle, when the button is pressed, the second hook part rotates away from the first hook part. Thus, the host is locked and restrained on the pallet or the host is detached from the pallet by locking or disengaging the first hook part and the second hook part, and the structure is simple and easy to realize.

In a possible implementation manner of the first aspect, the second fastening member further includes a rotating shaft through which the second hook portion is rotatably connected to the supporting plate, a rotating shaft groove is provided on the supporting plate, and the rotating shaft is rotatably matched with the rotating shaft groove. Thus, the second hook portion can stably rotate around the rotation axis between the locking position and the unlocking position.

In a possible implementation of the first aspect, a protruding part is provided on the board body, and the protruding part is arranged opposite to the key bracket, and the side of the protruding part facing the key support is provided with a first arc-shaped groove, and the key support faces the convex part. One side of the outlet is provided with a second arc-shaped slot, and the second arc-shaped slot surrounds the first arc-shaped slot to form a shaft slot. Thus, the shaft groove can be disassembled, which facilitates the installation and disassembly of the shaft.

In a possible implementation manner of the first aspect, the second fastening member further includes an abutment portion, the abutment portion is fixedly connected to the second hook portion and extends along a direction parallel to the board body, and the button moves along a direction parallel to the board body The key is slidably connected in the bracket, and the key abuts against the abutting portion along a direction parallel to the board body. Thus, the key can be located on one side of the support plate, and has a relatively long distance from the antenna in the host, thereby reducing the impact of the key on the antenna in the host.

In a possible implementation manner of the first aspect, the return member includes a spring, and the spring extends in a direction parallel to the plate body, one end of the spring abuts against the abutting portion, and the other end of the spring abuts against the protruding portion, when the second buckle When the locking part is in the locking position, the spring is in a compressed state to keep the second locking part in the locking position. In this way, preparations can be made for the second fastening part to be fastened with the first fastening part again, and the button can be restored to its original position, so as to facilitate pressing the button again.

In a possible implementation of the first aspect, a first mounting column is provided on the side of the abutting portion facing the protruding portion, and a second mounting post is correspondingly provided on the side of the protruding portion facing the abutting portion, and one end of the spring covers It is arranged on the first mounting post, and the other end of the spring is sleeved on the second mounting post. Thus, the spring can always be connected between the abutting portion and the protruding portion to provide elastic force for the second fastening member, and the spring is easy to disassemble, which facilitates subsequent maintenance and replacement of the spring.

In a possible implementation of the first aspect, the second fastening member includes a rotating shaft sleeve, a strap shaft is arranged on the support plate, and the rotating shaft sleeve is sleeved on the strap shaft, so that the second hook portion can rotate around the strap shaft. Rotate between locked and unlocked positions. Thus, the rotating shaft sleeve and the watch band share a watch band shaft, which saves parts.

In a possible implementation of the first aspect, lugs are provided on the side of the board away from the host, and a first mounting hole and a second mounting hole are opened in the lugs, and an escape opening is opened on the wall of the second mounting hole. The second hook part is fixedly connected with the rotating shaft sleeve through the avoidance port, the first mounting hole and the second mounting hole are coaxially arranged, and the diameter of the second mounting hole is larger than the diameter of the first mounting hole, and the rotating shaft sleeve and the second mounting hole Rotationally matched, the strap shaft is passed through the first mounting hole and the rotating shaft sleeve. As a result, the rotating shaft sleeve sleeved on the strap shaft can only be rotated relative to the strap shaft in the second mounting hole, preventing the second hook part from rotating along the first hook while rotating relative to the supporting plate. direction, so that the second hook part can engage with the first hook part.

In a possible implementation manner of the first aspect, the second fastening member further includes an abutment portion, the abutment portion is fixedly connected to the second hook portion and extends along a direction parallel to the board body, and the key is along a direction perpendicular to the board body The key is slidingly connected in the bracket, and the key abuts against the abutting portion along a direction perpendicular to the board body. Therefore, the key is located on the side of the board body facing the host, and is located on the host relative to the key, which saves the occupied space of the host.

In a possible implementation manner of the first aspect, the return member includes a spring, and the spring extends in a direction perpendicular to the plate body, and one end of the spring is connected to the abutting portion, and the other end of the spring is connected to the protruding portion, and the spring is used to move toward the second The fastening part exerts an elastic force to rotate toward the locked position, and when the second fastened part is at the locked position, the spring is in a compressed state.

Thus, the spring extends in a direction perpendicular to the plate body, so that the elastic force provided by the spring is in a direction perpendicular to the plate body and opposite to the pressure direction of pressing the button, so that the second buckle can be quickly rotated from the unlocked position to the locked position, and enable the button to slide to the original position along the direction perpendicular to the board body.

In a possible implementation of the first aspect, a receiving groove is provided on the side facing the key on the supporting plate, and the button bracket is embedded in the receiving groove, one end surface of the button bracket abuts against the bottom of the receiving groove, and the other The end face is flush with the end face of the receiving groove. Thus, the key bracket can be embedded in the receiving groove, so that the appearance of the wearable device is neat and elegant.

In a possible implementation manner of the first aspect, the key support includes a packaging board, the packaging board has a first surface and a second surface opposite to each other, the first surface is flush with the end surface of the receiving groove, and a guide hole is opened on the packaging board to guide the a hole extends through the first surface and the second surface;

Keys include:

The pressing part is slidably connected in the guide hole;

The sliding part, the sliding part is fixedly connected with the pressing part, the side of the sliding part away from the pressing part abuts against the abutting part, and when the second fastener is in the locked position, the side of the sliding part facing the pressing part abuts against the second surface . As a result, the key can be prevented from slipping out of the key bracket under the action of the elastic force of the spring, so as to ensure the normal use of the key.

In a possible implementation of the first aspect, the button bracket is provided with a locking protrusion, and the material of the locking protrusion is an elastic material. In the groove, to prevent the key bracket from moving out of the receiving groove. Thus, the key bracket can be fixed in the receiving groove.

In a possible implementation of the first aspect, the first hook part is provided with a first guide surface on the side facing the plate body, and the second hook part is provided with a second guide surface on the side facing the main machine. When rotating, the first guide surface can press the second guide surface to make the second buckle rotate from the locking position to the unlocking position. Thus, through the mutual cooperation of the first guide surface and the second guide surface, when the host turns to the supporting plate, pressing the host can make the second buckle rotate from the locked position to the unlocked position, so as to realize the first buckle The mutual fastening of the first part and the second fastening part.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following will briefly introduce the accompanying drawings that need to be used in the embodiments. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention. For Those of ordinary skill in the art can also obtain other drawings based on these drawings without making creative efforts.

FIG. 1 is one of perspective views of a wearable device provided in an embodiment of the present application;

Figure 2 is an exploded view of Figure 1;

Fig. 3 is a partial sectional view of Fig. 1;

Fig. 4 is the second perspective view of a wearable device provided by the embodiment of the present application;

Figure 5 is an exploded view of Figure 4;

Fig. 6 is a partial sectional view of Fig. 4;

Fig. 7 is a perspective view of the cooperation of the host, the first fastening part and the second fastening part provided by the embodiment of the present application;

Figure 8 is an enlarged view of A in Figure 7;

Fig. 9 is one of the perspective views of the pallet provided by the embodiment of the present application;

Fig. 10 is one of the perspective views of the button bracket provided by the embodiment of the present application;

Fig. 11 is one of the perspective views of the second fastener provided by the embodiment of the present application;

Fig. 12 is one of the three-dimensional views of the cooperation between the second fastener and the button provided by the embodiment of the present application;

Fig. 13 is an exploded view of the pallet and strap shaft provided by the embodiment of the present application;

Figure 14 is the second perspective view of the pallet provided by the embodiment of the present application;

Fig. 15 is the second perspective view of the second fastener provided by the embodiment of the present application;

Fig. 16 is the second perspective view of the cooperation between the second buckle and the button provided by the embodiment of the present application;

Fig. 17 is the second perspective view of the key bracket provided by the embodiment of the present application;

Fig. 18 is the third perspective view of the key bracket provided by the embodiment of the present application;

Fig. 19 is a perspective view of a button provided by an embodiment of the present application.

Explanation of reference signs:

1-supporting plate; 11-board body; 12-protruding part; 121-accommodating groove; 1211-carding groove; 122-first arc groove; 123-third arc groove; -button bracket; 131-package board; 1311-first surface; 1312-second surface; 1313-guide hole; 132-support plate; ; 141-the first mounting hole; 142-the second mounting hole; 143-the third mounting hole; 15-strap shaft; 151-the first strap shaft; 152-the second strap shaft;

2-host; 21-display surface;

3-locking assembly; 31-the first buckle; 311-the first hook part; 3111-the first hook; 31111-the first guide surface; 3112-the first connecting rod; 32-the second buckle ; 321-the second hook part; 3211-the second hook; 32111-the second guide surface; ; 324-butting part; 3241-the first installation column; 33-button; 331-pressing part; 332-sliding part; 3321-butting groove;

4-return part; 41-spring.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

In the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", The orientations or positional relationships indicated by "vertical", "horizontal", "horizontal", and "longitudinal" are based on the orientations or positional relationships shown in the drawings. These terms are mainly used to better describe the present invention and its embodiments, and are not intended to limit that the indicated device, element or component must have a specific orientation, or be constructed and operated in a specific orientation.

Moreover, some of the above terms may be used to indicate other meanings besides orientation or positional relationship, for example, the term "upper" may also be used to indicate a certain attachment relationship or connection relationship in some cases. Those skilled in the art can understand the specific meanings of these terms in the present invention according to specific situations.

Furthermore, the terms "installed", "disposed", "provided", "connected", "connected" are to be interpreted broadly. For example, it may be a fixed connection, a detachable connection, or an integral structure; it may be a mechanical connection or an electrical connection; it may be a direct connection or an indirect connection through an intermediary; internal connectivity. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

In addition, the terms "first", "second", etc. are mainly used to distinguish different devices, elements or components (the specific types and structures may be the same or different), and are not used to indicate or imply that the indicated devices, elements Or the relative importance and number of components. Unless otherwise specified, "plurality" means two or more.

With the development of technology, smart wearable electronic products (such as smart watches, smart bracelets, smart glasses, etc.) have gradually become small and portable, and can meet the various needs of users, such as setting cameras on smart wearable electronic products , to meet the needs of users for taking photos, videos, calling, scanning codes, etc. In order to make it easier to take pictures and videos, more and more smart wearable electronic products are designed to be reversible, that is, the reversible smart wearable electronic products can make the host of smart wearable electronic products rotate around by adding a support plate and a rotating shaft. The rotating shaft is overturned relative to the supporting plate, and a front camera, a rear camera, a display screen, etc. are arranged on the host to achieve the purpose of convenient shooting.

As a result, when the host is in a position that fits the supporting plate, the host is not easy to move relative to the supporting plate by operating the display, buttons, etc. on the host, which facilitates the operation of the display, buttons, etc.; When the pallet is at a preset angle, the user can use the front camera on the main unit to take selfies and videos without flipping the arm to lift the product, or use the rear camera to take pictures of the opposite scene without flipping the product, which is easy to operate.

However, when the host is attached to the supporting board, it is easy to cause the host to rotate relative to the supporting board during the process of shaking the smart wearable electronic product, and even cause a collision between the host and the supporting board, thereby causing certain damage to the host. damage.

In view of this, the present invention provides a wearable device, so that the host can be locked and bound on the pallet, and can effectively reduce the space occupied by the locking mechanism on the host.

The technical solution of the present application will be described in detail below in conjunction with specific embodiments and accompanying drawings.

Embodiment one

The embodiment of the present application provides a wearable device, as shown in Figure 1-6, the wearable device includes: a supporting board 1, a host 2, a locking component 3 and a reset member 4; the host 2 is rotationally connected with the supporting board 1, and the lock The stop assembly 3 includes a first buckle 31, a second buckle 32 and a button 33, the first buckle 31 is fixed on the host 2, the second buckle 32 is connected to the supporting plate 1, and the second buckle The engaging part 32 can move between the locking position and the unlocking position relative to the pallet 1. When the second engaging part 32 is in the locking position, the first engaging part 31 and the second engaging part 32 are engaged with each other. In order to lock the host 2 on the pallet 1, when the second snap-fit part 32 is in the unlocked position, the first snap-fit part 31 and the second snap-fit part 32 are disengaged from each other, so that the host 2 can be locked relative to the pallet 1. Turn over, the button 33 is slidably connected to the supporting plate 1, the button 33 is arranged opposite to the second buckle 32, when the button 33 is pressed, the button 33 can push the second buckle 32 to the unlocked position, and the reset piece 4 is used In order to apply elastic force to the second buckle 32 to move toward the locking position.

In this embodiment, the host 2 is connected to the pallet 1 in rotation, so that the host 2 can be flipped relative to the pallet 1, and the host 2 can be provided with a display surface 21, a wearing surface, and an antenna, and the display surface 21 can be provided with a front camera. , buttons and a display screen, a rear camera can be arranged on the wearing surface, and the wearing surface can be attached to the supporting plate 1 .

The above-mentioned first fastening part 31 is fixed on the host machine 2, the second fastening part 32 is connected to the pallet 1, and the second fastening part 32 can move between the locked position and the unlocked position relative to the pallet 1 , and when the second buckle 32 is in the locking position, the first buckle 31 and the second buckle 32 are locked together so that the host 2 is locked on the pallet 1, when the second buckle 32 is in the unlocked position, the first buckle 31 and the second buckle 32 are separated from each other, so that the host 2 can be turned over relative to the pallet 1; the button 33 is slidably connected to the pallet 1, and the button 33 and the second The two fastening parts 32 are arranged opposite to each other. When the button 33 is pressed, the button 33 can push the second fastening part 32 to move to the unlocking position. Thus, when the second buckle 32 is in the locked position, the host 2 is locked on the pallet 1. At this time, operating the buttons or the display screen on the host 2 is not easy to cause the host 2 to rotate relative to the pallet 1. It is convenient to operate the buttons or display screen on the main unit 2, and shake the wearable device, the main unit 2 is not easy to rotate relative to the supporting board 1, thus avoiding the collision between the main unit 2 and the supporting board 1, thus avoiding the 2 is damaged due to impact; when the button 33 is pressed, the second buckle 32 moves to the unlocked position, so that when the second buckle 32 is in the unlocked position, the host 2 can break away from the locking and restraint of the pallet 1, so that Host 2 can be flipped to a preset angle relative to pallet 1. At this time, the front camera on host 2 can take selfies or videos without flipping the arm, and the rear camera on host 2 can capture the opposite scene at the same time. The shooting image can also be calibrated through the display screen, which is convenient and comfortable to use. In addition, the reset member 4 is used to apply an elastic force to the second buckle 32 to move toward the locked position, so that the second buckle 32 moved to the unlocked position can move to the locked position under the action of the reset member 4 , waiting for the first fastening part 31 to be fastened again with the second fastening part 32 , so that the host 2 can be locked on the pallet 1 , so as to facilitate the operation of the display screen or buttons on the host 2 . Furthermore, the button 33 is embedded on the supporting plate 1, compared with setting the button 33 on the host 2, the occupied space of the button 33 is saved on the host 2, the volume of the host 2 is reduced, and the button 33 is compatible with the host 2. The distance between the antennas on the host 2 is relatively long, which avoids the shielding effect on the antennas when the buttons 33 are provided with metal parts, thereby avoiding the influence of the host 2 on receiving and sending signals.

It should be noted that the above-mentioned preset angle refers to the angle between the main machine 2 and the supporting plate 1 after the main machine 2 is turned over according to the needs, and the included angle can be 80°, 90°, or 100°. It is not limited here.

The above-mentioned second fastening member 32 can be connected to the pallet 1 in various forms. In a possible form, the second fastening part 32 can be slidably connected to the supporting plate 1, that is, the supporting plate 1 is provided with a sliding groove, and the second fastening part 32 is slidably fitted in the sliding groove, so that the second The fastening part 32 can slide between the locking position and the unlocking position relative to the pallet 1 , so that the second fastening part 32 and the first fastening part 31 are fastened or disengaged from each other. In another possible form, the second buckle 32 is rotatably connected to the pallet 1, and the second buckle 32 can rotate between a locked position and an unlocked position relative to the pallet 1, so that the second buckle The fitting part 32 and the first buckling part 31 are engaged with or disengaged from each other. The manner in which the second fastening member 32 is slidably connected to the pallet 1 will be described in detail below.

Specifically, as shown in FIG. 3 and FIG. 6 , the pallet 1 includes a board body 11 and a key bracket 13 arranged on the board body 11 , the board body 11 is provided with a protruding portion 12 , and the protruding portion 12 and the key bracket 13 Relatively arranged, the button 33 is slidably connected in the button bracket 13, and the button 33 abuts against the second buckle 32. When the button 33 is pressed, the button 33 can push the second buckle 32 to rotate to the unlocked position, so that The first fastening part 31 and the second fastening part 32 are disengaged from each other, so that the main machine 2 is separated from the locking constraint of the pallet 1 , and the operation is convenient and fast.

In addition, as shown in FIG. 7 , the first fastener 31 includes a first hook portion 311 , and the first hook portion 311 includes a first connecting rod 3112 and a first hook 3111 fixedly connected to the first connecting rod 3112 . One end of the first connecting rod 3112 is fixedly connected to the host 2 , and the other end of the first connecting rod 3112 extends toward the board body 11 and is fixedly connected to the first hook 3111 . The second buckle 32 includes a second hook portion 321. The second hook portion 321 includes a second connecting rod 3212 and a second hook 3211 fixedly connected with the second connecting rod 3212. The second hook 3211 is connected to the first hook 3211. The hook 3111 is provided correspondingly, and when the second buckle 32 is in the locked position, the second hook 3211 is engaged with the first hook 3111, and when the button 33 is pressed, the second hook 3211 moves away from the first hook. The first hook 3111 is rotated so that the second hook 3211 and the first hook 3111 are separated from each other, the operation is simple and quick, and the structures of the first hook part 311 and the second hook part 321 are simple and easy to implement. Moreover, the width of the first hook 3111 along the first direction (that is, the X direction) is wider than the width of the second hook 3211 along the first direction X, so as to prevent the second hook 32 from locking when the second buckle 32 is in the locked position. 3211 cannot be fully engaged with the first hook 3111, so that the mutual engagement between the second hook 3211 and the first hook 3111 is more firm. Moreover, there may be two first fastening parts, and there may be two corresponding second hook parts 321, and the two first fastening parts and the two second hook parts 321 are relative to the width of the board body 11. Centerline symmetrical.

It should be noted that the above-mentioned width of the plate body 11 refers to the size of the plate body 11 along the first direction X.

As shown in Figures 7 and 8, the first hook 3111 is provided with a first guide surface 31111 on the side facing the plate body 11, and the second hook part 321 is provided with a second guide surface 32111 on the side facing the host 2. When the host 2 rotates toward the pallet 1, press the host 2 so that the first guide surface 31111 can squeeze the second guide surface 32111 so that the second hook 3211 rotates away from the first hook 3111, that is, the second buckle can The joint part 32 rotates from the locked position to the unlocked position until the host 2 fits the supporting plate 1, and the second fastening part 32 rotates from the unlocked position to the locked position under the action of the reset key, so that the second hook 3211 Interlock with the first hook 3111 to lock the host 2 on the pallet 1 .

The above-mentioned second buckle 32 can rotate relative to the supporting board 1 , so that the second hook 3211 can rotate between the locking position and the unlocking position relative to the supporting board 1 . Moreover, the rotational connection between the second fastening part 32 and the pallet 1 can be realized in various ways. In one possible implementation, the second fastening part 32 includes the above-mentioned second hook part 321, It also includes a rotating shaft 322. The end of the second connecting rod 3212 facing the plate body 11 is fixedly connected to the outer wall of the rotating shaft 322. The second hook part 321 is connected to the supporting plate 1 through the rotating shaft 322. The supporting plate 1 is correspondingly provided with a rotating shaft groove. The rotating shaft 322 is rotatably fitted in the rotating shaft groove, so that the second hook portion 321 can stably rotate around the rotating shaft 322 between the locking position and the unlocking position.

Specifically, as shown in FIGS. 9-11 , the protruding portion 12 on the plate body 11 is provided with a first arc-shaped groove 122 on the side facing the key bracket 13 , and the side of the key bracket 13 facing the protruding portion 12 is provided with a The second arc-shaped groove 134, the second arc-shaped groove 134 and the first arc-shaped groove 122 are surrounded to form a rotating shaft groove; the rotating shaft 322 includes a first rotating shaft 3221, and the first rotating shaft 3221 can rotate in the rotating shaft groove, so that the second card The hook 3211 can rotate relative to the board body 11 , and the shaft groove can be disassembled, which facilitates the installation and disassembly of the shaft 322 . Further, the rotating shaft 322 also includes a second rotating shaft 3222, the two end surfaces of the first rotating shaft 3221 are respectively fixedly connected with a second rotating shaft 3222, and the diameter of the second rotating shaft 3222 is smaller than the diameter of the first rotating shaft 3221, correspondingly, the convex Two third arc-shaped grooves 123 are provided on the side facing the button bracket 13 of the out portion 12. The third arc-shaped groove 123 is located on both sides of the first arc-shaped groove 122. The end of the button bracket 13 facing the protruding portion 12 and the The third arc-shaped groove 123 forms a second rotating shaft groove, and the second rotating shaft 3222 rotates in the second rotating shaft groove, and the gap between the second rotating shaft 3222 and the second rotating shaft groove is small, so that the rotating shaft 322 is not easy to appear when rotating shaking.

As shown in FIG. 11 and FIG. 12 , the second fastening member 32 also includes an abutment portion 324 , which is fixedly connected to the side of the second connecting rod 3212 facing the key bracket 13 and extends along a direction parallel to the board body 11 , that is, both ends of the abutting portion 324 are fixedly connected to a second connecting rod 3212 respectively, and the thickness of the abutting portion 324 along the second direction (ie, the Y direction) is smaller than the width of the second connecting rod 3212 along the first direction X Dimensions, the width dimension of the abutment portion 324 along the direction perpendicular to the board body 11 is greater than the thickness dimension of the abutment portion 324 along the second direction Y; the button 33 is slidably connected in the button bracket 13 along the direction parallel to the board body 11, and the button 33 and the abutting portion 324 abut against each other along a direction parallel to the board body 11 , that is, the button 33 and the abutting portion 324 abut against each other along a side perpendicular to the direction of the board body 11 . As a result, the button 33 can be located on one side of the board body 11 , far away from the antenna in the host 2 , thereby reducing the impact of the button 33 on the antenna in the host 2 . In addition, the button 33 can abut against the wider side of the abutting portion 324 so that the abutting portion 324 can withstand a relatively large pressing force. And the button 33 is provided with abutment groove 3321 on the end surface of one end facing the abutment portion 324, the width of the abutment groove 3321 is corresponding to the abutment portion 324, and the abutment portion 324 is located in the abutment groove 3321, thus, can make The abutment between the button 33 and the abutting portion 324 is stable and firm, so that when the button 33 is pressed, the second locking member 32 can be stably rotated from the locking position to the unlocking position.

In another possible implementation manner, as shown in FIGS. 13-15 , the second fastening member 32 includes a rotating shaft sleeve 323 , and the end of the second connecting rod 3212 facing the plate body 11 is fixedly connected to the outer wall of the rotating shaft sleeve 323 . The support plate 1 is provided with a strap shaft 15 for connecting the strap, and the rotating shaft sleeve 323 is sleeved on the strap shaft 15, and the rotating shaft sleeve 323 can rotate relative to the strap shaft 15 so that the second hook portion 321 can rotate around The strap shaft 15 rotates between a locked position and an unlocked position. Moreover, the rotating shaft sleeve 323 and the watch band share a watch band shaft 15, which saves parts and reduces the volume of the supporting plate 1 .

Specifically, as shown in Figures 13 and 14, two lugs 14 may be provided on the side of the board body 11 facing away from the host machine 2, and the two lugs 14 are arranged opposite to each other along the first direction X, and inside the lugs 14 are opened There are a first mounting hole 141 and a second mounting hole 142, the first mounting hole 141 runs through the lug 14 along the first direction X, and the second mounting hole 142 is located in the lug 14 near the opposite end faces of the two lugs 14 The hole wall of the second mounting hole 142 facing the second hook 3211 is provided with an avoidance opening, the second connecting rod 3212 is fixedly connected with the rotating shaft sleeve 323 through the avoidance opening, and the second connecting rod 3212 can rotate in the avoidance hole, so as to When the rotating shaft sleeve 323 is rotated relative to the strap shaft 15, the second hook 3211 can be rotated relative to the top, so that the second hook 3211 and the first hook 3111 can be engaged with each other or disengaged from each other.

And the first mounting hole 141 and the second mounting hole 142 are coaxially arranged, the diameter of the second mounting hole 142 is larger than the diameter of the first mounting hole 141, the rotating shaft sleeve 323 is rotatably matched with the second mounting hole 142, and the strap shaft 15 is passed through in the first installation hole 141 and the rotating shaft sleeve 323, and the strap shaft 15 is fixedly connected with the lug 14, so that the rotating shaft sleeve 323 sleeved on the strap shaft 15 can only be in the second mounting hole 142 relative to the The rotation of the strap shaft 15 prevents the second hook 3211 from sliding along the first direction X while rotating relative to the supporting plate 1, thus ensuring that when the second buckle 32 is rotated to the locked position, the first hook 3211 The hook 3111 and the second hook 3211 can be engaged with each other.

As shown in Fig. 13 and Fig. 14, a third mounting hole 143 is also provided on the end faces of the lugs 14 close to the opposite sides of the two lugs 14, and the third mounting hole 143 is connected with the first mounting hole 141 and the second mounting hole 142. The third installation hole 143 is arranged coaxially, and the diameter of the third installation hole 143 is larger than the diameter of the first installation hole 141 , that is, a stepped surface is formed between the third installation hole 143 and the first installation hole 141 . Correspondingly, the strap shaft 15 includes a first strap shaft 151 and a second strap shaft 152, and one end of the first strap shaft 151 is fixedly connected to the second strap shaft 152, that is, the first strap shaft 151 can be connected to the second strap shaft 152. The two strap shafts 152 are integrally formed, and the diameter of the first strap shaft 151 is smaller than the diameter of the second strap shaft 152, that is, a stepped surface is formed between the second strap shaft 152 and the first strap shaft 151, and the second strap shaft 151 is formed with a stepped surface. Two strap shafts 152 are set in the third mounting hole 143 on one of the lugs 14; the other end of the first strap shaft 151 is provided with a threaded hole on the end surface, and the fixing screw 153 is threadedly connected with the threaded hole to fix it. The screw head of the screw 153 is passed through the third mounting hole 143 on the other lug 14 to fix the strap shaft 15 on the lug 14, preventing the strap shaft 15 from detaching from the lug 14, thereby avoiding In order to make the rotating shaft sleeve 323 disengage from the strap shaft 15, the smooth completion of the action of engaging or disengaging between the first hook 3111 and the second hook 3211 is ensured.

As shown in FIG. 15 and FIG. 16 , in addition to the above-mentioned second hook portion 321 and the rotating shaft sleeve 323 , the second fastening member 32 also includes an abutment portion 324 , which is fixedly connected with the second connecting rod 3212 And extending along the direction parallel to the board body 11, the button 33 is slidably connected in the button bracket 13 along the direction perpendicular to the board body 11, and the button 33 and the abutting portion 324 abut against the direction perpendicular to the board body 11, that is, the button 33 is located on the side of the board body 11 facing the host 2 . At this time, pressing the button 33 can make the rotating shaft sleeve 323 rotate relative to the strap shaft 15, so that the second hook 3211 and the first hook 3111 can be disengaged from each other, that is, the second buckle 32 can be locked from the lock. position to the unlocked position. Moreover, an abutment groove 3321 is formed on the end surface of the button 33 facing the abutment portion 324 , and the abutment portion 324 is located in the abutment groove 3321 , thereby making the abutment between the button 33 and the abutment portion 324 stable and firm. In addition, the width dimension of the portion of the abutment portion 324 that abuts against the abutment groove 3321 along the second direction Y is greater than the thickness dimension along the direction perpendicular to the plate body 11, so that there is a larger gap between the abutment portion 324 and the button 33. The contact area makes the abutting portion 324 able to withstand a relatively large pressing force.

In this embodiment, the above-mentioned second locking member 32 rotates from the unlocking position to the locking position through the elastic force provided by the reset member 4 . Specifically, as shown in FIGS. 2 and 5 , the reset member 4 may include a spring 41 , one end of the spring 41 extends toward the button 33 and is connected to the abutment portion 324 , and the other end of the spring 41 extends toward a direction away from the button 33 And connected with the protruding part 12, the spring 41 applies an elastic force to the second buckle 32 to rotate to the locked position, so that the second buckle 32 can be rotated from the locked position to the unlocked position under the force of the spring 41. Rotate under the action of elastic force, and return to the locking position, make preparations for the second buckle 32 to be buckled with the first buckle 31 again, and can make the button 33 return to its original position, so as to facilitate the adjustment of the button. 33 Press again. Of course, the reset member 4 can also use a rubber elastic block, and the end of the rubber elastic block facing the button 33 is connected to the contact portion 324, and the end of the rubber elastic block facing away from the button 33 is connected to the protruding portion 12.

The extension direction of the above-mentioned spring 41 coincides with the pressing direction of the button 33, that is, when the button 33 is located on the side of the supporting plate 1, the button 33 can be pressed in a direction parallel to the plate body 11, and the spring 41 is now parallel to the plate body. The direction of the body 11 extends, so that the elastic force provided by the spring 41 is parallel to the direction of the plate body 11 and opposite to the direction of the pressure of the button 33, so that the second buckle 32 can quickly rotate from the unlocked position to the locked position. position, and make the button 33 slide to the original position along the direction parallel to the board body 11; The spring 41 extends along a direction perpendicular to the board body 11, so that the elastic force provided by the spring 41 is along a direction perpendicular to the board body 11 and opposite to the pressure direction of the pressing button 33, so that the second buckle 32 can be quickly released from the The unlocked position is rotated to the locked position, and the button 33 can slide to the original position along the direction perpendicular to the board body 11 .

In addition, when the second buckle 32 is in the locking position, the spring 41 can be in a naturally stretched state, that is, the spring 41 has neither compressive elastic force nor stretching elastic force, so that the second buckle 32 can maintain In the locking position, the interlocking between the first hook 3111 and the second hook 3211 can be stabilized. Of course, when the second buckle 32 is in the locked position, the spring 41 can also be in a compressed state, that is, the spring 41 has a compressive elastic force, which can keep the second buckle 32 stably in the locked position, so that the first The interlocking between the first hook 3111 and the second hook 3211 is more stable.

One end of the above-mentioned spring 41 is connected to the abutting portion 324, and the other end is connected to the protruding portion 12. There can be various connection methods. For example, the protruding portion 12 can be provided with a spring groove, and one end of the spring 41 can be abutted with part 324 is fixedly connected, and the other end of the spring 41 is embedded in the spring groove, so that when the abutting part 324 moves relative to the pallet 1, the spring 41 will not break away from the abutting part 324 and the protruding part 12, avoiding the resulting The spring 41 cannot apply an elastic force to the second buckle 32 to rotate toward the locking position; it is also possible that the abutting portion 324 is provided with a first mounting post 3241 on the side facing the protruding portion 12, and the protruding portion 12 faces the abutting portion One side of the connection portion 324 is provided with a second mounting column 124, one end of the spring 41 is sleeved on the first mounting column 3241, and the other end is sleeved on the second mounting column 124, so that the spring 41 can always be connected in the abutting position. The gap between the part 324 and the protruding part 12 provides the elastic force for the second buckle 32 to rotate to the locked position, and facilitates the disassembly of the spring 41 , which facilitates subsequent maintenance and replacement of the spring 41 .

In addition, in some cases, the above-mentioned spring 41 can be one, and one spring 41 can provide the elastic force for the second buckle 32 to rotate to the locking position, and the number of springs 41 is small and the cost is low. In other cases, the above-mentioned springs 41 may also be two, and the two springs 41 are symmetrical with respect to the centerline of the width of the board body 11, and the symmetrical centerlines of the two springs 41 are aligned with the two first fasteners 31. The centerline of symmetry and the centerline of symmetry of the two second fastening parts 32 coincide with each other, so that the elastic force provided by the two springs 41 to the two second hook parts 321 can be the same, thereby preventing the second fastening part from 32 slides along the first direction X when turning to the locking position, so as to avoid the situation that the second hook 3211 and the first hook 3111 are misaligned.

The abutting portion 324 and the spring 41 mentioned above are all located in the protruding portion 12 on the support plate 1, specifically, the protruding portion 12 is provided with a receiving groove 121 on the side facing the button 33, and the button bracket 13 is embedded in the receiving groove 121, the button bracket 13 and the receiving groove 121 are surrounded to form a cavity, and the abutting portion 324 and the spring 41 are located in the cavity and can move in the cavity, and the part of the button 33 that abuts with the abutting portion 324 is also located in the cavity inside and can slide in the cavity, and the end face away from the button 33 on the button bracket 13 abuts against the bottom of the receiving groove 121, and the other end face of the button bracket 13 is flush with the end face of the receiving groove 121, avoiding the contact between the abutting portion 324 and the receiving groove 121. The leakage of the spring 41 makes the appearance of the wearable device neat and generous.

Specifically, as shown in FIG. 17 and FIG. 18 , the key bracket 13 includes a packaging board 131 and a supporting board 132 sequentially arranged along the board edge of the packaging board 131, and the packaging board 131 has a first surface 1311 and a second surface opposite to each other. 1312, the first surface 1311 is flush with the end surface of the receiving groove 121, one end of the supporting plate 132 is in contact with the inner wall of the bottom of the receiving groove 121, and the other end of the supporting plate 132 is fixedly connected with the second surface 1312 of the packaging plate 131, so that This enables the first surface 1311 to be stably flush with the end surface of the receiving groove 121 . And the packaging board 131 is provided with a guide hole 1313, the guide hole 1313 runs through the first surface 1311 and the second surface 1312, so that the end of the button 33 away from the abutment portion 324 can pass through the guide hole 1313, and can be in the guide hole 1313 mid-swipe.

On the side of the two opposite support plates 132 facing the inner wall of the receiving groove 121, there are locking protrusions 133, and the corresponding inner wall of the receiving groove 121 is provided with a locking groove 1211, and the locking protrusions 133 can be locked in the locking groove 1211 In order to prevent the key bracket 13 from moving out of the receiving groove 121 , avoiding the key 33 from moving out of the receiving groove 121 . Of course, the locking protrusion 133 can be provided only on the side of the two opposite supporting plates 132 facing the inner wall of the receiving groove 121, or can be arranged on the side of each supporting plate 132 facing the inner wall of the receiving groove 121, and one On the side of the inner wall of the support plate 132 facing the receiving groove 121, one engaging protrusion 133 can be provided, and two or three engaging protrusions 133 can also be provided, as long as the key bracket 13 can be fixed in the receiving groove 121. This is not limited.

In addition, the snap-in protrusion 133 is made of elastic material, such as rubber, elastic plastic, etc., as long as the snap-in protrusion 133 can be squeezed and deformed when the key bracket 13 is installed, and can be restored to its original shape when it is snapped into the slot 1211 That is, it is not limited here. In addition, a chamfer is provided on the side of the engaging protrusion 133 away from the support plate 132 , so that the engaging protrusion 133 can slide into the engaging groove 1211 more smoothly when the button bracket 13 is installed.

As shown in FIG. 19 , the above-mentioned button 33 includes a pressing portion 331 and a sliding portion 332. The pressing portion 331 is fixedly connected to the sliding portion 332, and the pressing portion 331 is slidingly connected to the guide hole 1313. The end of the pressing portion 331 away from the sliding portion 332 can be Extend the guide hole 1313 to facilitate pressing the pressing portion 331 , so that the second buckle 32 can rotate from the locking position to the unlocking position. Of course, the end surface of the pressing portion 331 away from the sliding portion 332 can also be flush with the first surface 1311 , and the pressing portion 331 can also be pressed to realize the rotation of the second engaging member 32 from the locking position to the unlocking position.

Moreover, the sliding part 332 is located in the cavity formed by the key bracket 13 and the receiving groove 121, and the side of the sliding part 332 away from the pressing part 331 abuts against the abutting part 324, and when the second locking part 32 is in the locked position , the side of the sliding part 332 facing the pressing part 331 abuts against the second surface 1312 to prevent the button 33 from slipping out of the button bracket 13 under the action of the elastic force of the spring 41, so as to ensure the normal use of the button 33; when the second button When the joint member 32 rotates from the locked position to the unlocked position, the side of the sliding part 332 facing the pressing part 331 gradually moves away from the second surface 1312, so that the sliding part 332 presses the abutting part 324 to move relative to the pallet 1, Thereby, the second buckling member 32 can be rotated to the unlocking position, so that the main machine 2 is detached from the locking constraint of the pallet 1 .

In some embodiments, the wearable device may be a smart watch, and may also be a smart bracelet, smart glasses, etc., which is not limited here. When the wearable device is a smart watch, the wearable device further includes a watch strap, which is rotatably connected to the supporting plate 1 through the watch strap shaft 15 .

The above is a detailed introduction to a wearable device disclosed in the embodiment of the present invention. In this paper, specific examples are used to illustrate the principle and implementation of the present invention. The description of the above embodiment is only used to help understand the wearable device and the present invention. Its core idea; at the same time, for those of ordinary skill in the art, according to the idea of the present invention, there will be changes in the specific implementation and application scope. In summary, the content of this specification should not be construed as limiting the present invention.

Claims (17)

1. A wearable device, comprising:

a supporting plate;

the host is rotationally connected with the supporting plate;

the locking assembly comprises a first buckling piece, a second buckling piece and a key, wherein the first buckling piece is fixed on the host machine, the second buckling piece is connected to the supporting plate, the second buckling piece can move between a locking position and an unlocking position relative to the supporting plate, when the second buckling piece is located at the locking position, the first buckling piece and the second buckling piece are buckled with each other to enable the host machine to be locked on the supporting plate, when the second buckling piece is located at the unlocking position, the first buckling piece and the second buckling piece are separated from each other to enable the host machine to be overturned relative to the supporting plate, the key is connected to the supporting plate in a sliding mode, and the key and the second buckling piece are arranged oppositely, and when the key is pressed, the key can push the second buckling piece to move towards the unlocking position;

And the reset piece is used for applying elastic force to the second buckling piece to move towards the locking position.

2. The wearable device of claim 1, wherein the second clasp is rotatably coupled to the blade, the second clasp being rotatable relative to the blade between a locked position and an unlocked position.

3. The wearable device according to claim 2, wherein the supporting plate comprises a plate body and a key support arranged on the plate body, the key is slidably connected in the key support, the key is abutted against the second buckling piece, and when the key is pressed, the key can push the second buckling piece to rotate towards the unlocking position.

4. The wearable device according to claim 3, wherein the first fastener comprises a first hook portion fixedly connected to the host;

the second buckling piece comprises a second clamping hook portion, the second clamping hook portion and the first clamping hook portion are correspondingly arranged, when the second buckling piece is located at the locking position, the second clamping hook portion and the first clamping hook portion are buckled with each other, and when the key is pressed, the second clamping hook portion rotates in the direction away from the first clamping hook portion.

5. The wearable device according to claim 4, wherein the second fastener further comprises a rotating shaft, the second hook portion is rotatably connected with the supporting plate through the rotating shaft, a rotating shaft groove is formed in the supporting plate, and the rotating shaft is in rotating fit with the rotating shaft groove.

6. The wearable device according to claim 5, wherein the plate body is provided with a protruding portion, the protruding portion is arranged opposite to the key support, a first arc-shaped groove is formed in one side, facing the key support, of the protruding portion, a second arc-shaped groove is formed in one side, facing the protruding portion, of the key support, and the second arc-shaped groove and the first arc-shaped groove are surrounded to form the rotating shaft groove.

7. The wearable device according to claim 6, wherein the second fastener further comprises an abutting portion fixedly connected with the second hook portion and extending in a direction parallel to the plate body, the key is slidably connected in the key holder in a direction parallel to the plate body, and the key abuts against the abutting portion in a direction parallel to the plate body.

8. The wearable device according to claim 7, wherein the return member includes a spring extending in a direction parallel to the plate body, one end of the spring abutting the abutting portion, the other end of the spring abutting the protruding portion, the spring being in a compressed state when the second fastener is in the locked position to hold the second fastener in the locked position.

9. The wearable device according to claim 8, wherein a first mounting column is arranged on one side of the abutting portion, which faces the protruding portion, a second mounting column is correspondingly arranged on one side of the protruding portion, which faces the abutting portion, one end of the spring is sleeved on the first mounting column, and the other end of the spring is sleeved on the second mounting column.

10. The wearable device according to claim 4, wherein the second fastener comprises a rotating shaft sleeve, the supporting plate is provided with a watchband shaft, and the rotating shaft sleeve is sleeved on the watchband shaft, so that the second hook part can rotate around the watchband shaft between the locking position and the unlocking position.

11. The wearable device according to claim 10, wherein a lug is arranged on one side, away from the host, of the plate body, a first mounting hole and a second mounting hole are formed in the lug, an avoidance hole is formed in a hole wall of the second mounting hole, the second clamping hook portion penetrates through the avoidance hole and is fixedly connected with the rotating shaft sleeve, the first mounting hole and the second mounting hole are coaxially arranged, the diameter of the second mounting hole is larger than that of the first mounting hole, the rotating shaft sleeve is in running fit with the second mounting hole, and the watchband shaft penetrates through the first mounting hole and the rotating shaft sleeve.

12. The wearable device according to claim 11, wherein the second fastener further comprises an abutting portion fixedly connected with the second hook portion and extending in a direction parallel to the plate body, the key is slidably connected in the key holder in a direction perpendicular to the plate body, and the key abuts against the abutting portion in a direction perpendicular to the plate body.

13. The wearable device according to claim 12, wherein the return member includes a spring extending in a direction perpendicular to the plate body, one end of the spring being connected to the abutting portion, the other end of the spring being connected to the protruding portion, the spring being configured to apply an elastic force to the second fastener that rotates toward the locking position, and the spring being in a compressed state when the second fastener is in the locking position.

14. The wearable device according to any one of claims 1 to 13, wherein a receiving groove is formed in a side, facing the key, of the support plate, the key support is embedded in the receiving groove, one end face of the key support abuts against the bottom of the receiving groove, and the other end face of the key support is flush with the end face of the receiving groove.

15. The wearable device according to claim 14, wherein the key holder comprises a package plate, the package plate has a first surface and a second surface opposite to each other, the first surface is flush with the end surface of the accommodating groove, a guide hole is formed in the package plate, and the guide hole penetrates through the first surface and the second surface;

the key comprises:

the pressing part is connected in the guide hole in a sliding way;

and the sliding part is fixedly connected with the pressing part, one surface of the sliding part, which is far away from the pressing part, is abutted against the abutting part, and when the second buckling piece is positioned at the locking position, one surface of the sliding part, which faces the pressing part, is abutted against the second surface.

16. The wearable device according to claim 15, wherein the key support is provided with a clamping protrusion, the clamping protrusion is made of elastic material, a clamping groove is correspondingly formed in the side wall of the accommodating groove, and the clamping protrusion is clamped in the clamping groove to prevent the key support from moving out of the accommodating groove.

17. The wearable device according to any one of claims 1-13, wherein a first guiding surface is provided on a side of the first hook portion facing the board body, a second guiding surface is provided on a side of the second hook portion facing the main unit, and when the main unit rotates toward the supporting board, the first guiding surface can press the second guiding surface to enable the second fastener to rotate from the locking position to the unlocking position.

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