CN113455789B - Watch straps and wearable devices - Google Patents

Abstract

The application discloses a watch strap and a wearable device, which relate to the field of electronic technology. The strap includes a first strap body, a second strap body, an adjustment component and a control component; the first strap body is provided with an adjustment component and a control component; the second strap body is provided with a connecting groove, and the connecting groove is along the length direction of the second strap body Extended, the first end of the second belt is provided with a notch for the connection groove; some components of the adjustment component can enter the connection groove through the notch; when some components enter the connection groove and the control component is in the first state , the first belt is connected to the second belt, and some components can move along the first end away from the second belt in the connecting groove; when some components enter the connecting groove and the control component is in the second state, the second One belt is connected with the second belt, and some components can move in the connecting groove along the first end close to or away from the second belt.

Description

Watch straps and wearable devices

technical field

The application belongs to the field of electronic technology, and in particular relates to a watch strap and a wearable device.

Background technique

With the improvement of living standards, wearable devices (such as smart wearable devices such as smart watches and smart bracelets) have become more and more popular. As a part of the wearable device, the strap is mainly used to wear the wearable device body on the user's body (such as limbs or waist, etc.), and lock it to prevent the wearable device from falling off the user's body.

At present, the watch strap usually includes a buckle, a first belt body and a second belt body, the lock buckle is provided with a lock tongue, the first belt body is connected to the buckle, the second belt body is provided with a plurality of through holes, and in the When the two straps pass through the buckle, the lock tongue is inserted into any through hole, so that the first strap is connected to the second strap, thereby realizing locking the wearable device on the user's body. However, to realize the adjustment of the tightness of the strap at present, it is necessary to separate the first strap body and the second strap body to untie the first strap body and the second strap body, so that the deadbolt can be inserted from one through hole to another through hole , the adjustment process is cumbersome and time-consuming, resulting in low convenience for adjusting the tightness of the strap.

Contents of the invention

The purpose of the present application is to provide a watch strap and a wearable device, at least solving the problem of low convenience for adjusting the degree of tightness of the watch strap at present.

In order to solve the above-mentioned technical problems, the application is implemented as follows:

In the first aspect, the embodiment of the present application proposes a watch strap, including a first strap body, a second strap body, an adjustment component and a control component;

The first belt body is provided with the adjustment assembly and the control assembly;

The second belt body is provided with a connection groove, and the connection groove is formed extending along the length direction of the second belt body, and the first end of the second belt body is provided with a notch of the connection groove; Some components of the adjustment assembly can enter the connecting groove through the notch;

When the partial assembly enters the connection groove and the control assembly is in the first state, the first belt is connected to the second belt, and the partial assembly can be in the connection groove move along the first end away from the second belt;

When the partial assembly enters the connection groove and the control assembly is in the second state, the first belt is connected to the second belt, and the partial assembly can be in the connection groove Moves along the first end close to or away from the second belt.

In a second aspect, the embodiment of the present application further provides a wearable device, where the wearable device includes the watch strap.

In the embodiment of the present application, when a part of the adjustment component enters the connection groove, if the control component is in the first state, the part of the component can move in the connection groove along the first end away from the second belt; And if the control assembly is in the second state, the part of the assembly can move in the connecting groove along the approach to or away from the first end of the second belt. In this way, when it is necessary to adjust the degree of tightness of the watch strap, it is only necessary to adjust the control assembly from the first state to the second state when the above-mentioned part of the assembly is in the connection groove, without adjusting the part of the assembly out of the connection groove to make the first The belt body is separated from the second belt body, thereby improving the convenience of operation for adjusting the degree of tightness of the strap.

Additional aspects and advantages of the application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application.

Description of drawings

The above and/or additional aspects and advantages of the present application will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, wherein:

Fig. 1 is a structural schematic diagram of a strap according to an embodiment of the present application;

Fig. 2 is an exploded schematic view of a strap according to an embodiment of the present application;

Fig. 3 is a sectional view of the strap in Fig. 1 along the A-A line;

Fig. 4 is a schematic diagram of some components of the adjustment component entering the connection groove according to the embodiment of the present application;

Fig. 5 is a structural schematic view of the assembly of the first belt body and the second belt body of the watch strap according to the embodiment of the present application;

Fig. 6 is one of partial structural schematic diagrams of the strap according to the embodiment of the present application;

Fig. 7 is the second partial structural schematic diagram of the strap according to the embodiment of the present application;

Fig. 8 is a third schematic diagram of a part of the structure of a watch strap according to an embodiment of the present application.

Detailed ways

Embodiments of the present application will be described in detail below, examples of which are shown in the drawings, in which the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary, are only for explaining the present application, and should not be construed as limiting the present application. Based on the embodiments in this application, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of this application.

Please refer to FIG. 1 to FIG. 3 , the embodiment of the present application provides a watch strap, which is applied to a wearable device. As shown in FIG. 1 to FIG. 3 , the watch strap includes a first strap body 10 and a second strap body 20 , regulating assembly 30 and control assembly 40;

The first belt body 10 is provided with the adjustment assembly 30 and the control assembly 40;

The second belt body 20 is provided with a connection groove 21, and the connection groove 21 is formed extending along the length direction of the second belt body 20, and the first end of the second belt body 20 is provided with the connection groove 21 The notch 210; the partial components of the adjustment assembly 30 can enter the connecting groove 21 through the notch 210;

When the part of the components enters the connection groove 21 and the control component 40 is in the first state, the first belt 10 is connected to the second belt 20, and the part of the components can be in the The inner edge of the connecting groove 21 moves away from the first end of the second belt 20;

When the part of the components enters the connecting groove 21 and the control component 40 is in the second state, the first belt 10 is connected to the second belt 20, and the part of the components can be in the second state. The inner edge of the connecting groove 21 moves close to or away from the first end of the second belt 20 .

Based on this, when some components of the adjustment component 30 enter the connection groove 21, if the control component 40 is in the first state, then the part of the components can move in the connection groove 21 along the first end away from the second belt body 20; And if the control assembly 40 is in the second state, then this part of the assembly can move in the connecting groove 21 along the first end close to or away from the second belt body 20. In this way, when it is necessary to adjust the degree of tightness of the watch strap, it is only necessary to adjust the control assembly 40 from the first state to the second state when the above-mentioned part of the assembly is in the connection groove 21, without adjusting the part of the assembly to disengage from the connection groove 21. The first strap body 10 and the second strap body 20 are separated, so as to improve the operation convenience of adjusting the tightness of the strap.

It should be noted that the above-mentioned wearable device can be any device including the above-mentioned strap, and can be worn on the human body through the first strap 10 and the second strap 20, which can be a smart watch or a smart bracelet, etc. .

Specifically, the wearable device includes a device body and the above-mentioned strap, and the first strap body 10 and the second strap body 20 of the strap are respectively connected to opposite sides of the device body, when the above-mentioned wearable device is worn on the human body Next, the first strap body 10 and the second strap body 20 are at least partially stacked, and the device body, the first strap body 10 and the second strap body 20 form an annular ring, and the above-mentioned adjustment of the tightness of the watch strap is actually to adjust the annular ring the size of.

Exemplarily, the above-mentioned wearable device may be a smart watch, and the smart watch includes a watch body (that is, the above-mentioned device body), an outer strap (that is, the first strap body 10) and an inner strap (that is, the second strap body 20). The strap and the inner strap are respectively connected to opposite sides of the watch body, and when the smart watch is worn on the user's wrist, the outer strap and the inner strap are partially overlapped and fixedly connected, and so on.

In the embodiment of the present application, the above-mentioned first belt body 10 and the above-mentioned second belt body 20 can be any belt-shaped structure, and when the wearable device is worn on the human body, the first belt body 10 and the second belt body 20 are at least Partially stacked on top of each other.

Wherein, the above-mentioned first belt body 10 is provided with the above-mentioned adjustment assembly 30 and the above-mentioned control assembly 40, it can be understood that the above-mentioned adjustment assembly 30 and the above-mentioned control assembly 40 are arranged on the first belt body 10, and the adjustment assembly 30 and the control assembly 40 are respectively It is fixedly connected or flexibly connected with the first belt body 10 .

In the embodiment of the present application, the above-mentioned second belt body 20 is provided with a connection groove 21, and the connection groove 21 can be located on the side of the second belt body 20 close to the first belt body 10, and the connection groove 21 is along the side of the second belt body 20. The length direction is extended, and the notch 210 of the connecting groove 21 is opened at the first end of the second belt 20 .

Wherein, the above-mentioned second belt body 20 may be provided with a first end and a second end in its length direction, and the first end of the second belt body 20 is opened with the notch 210 of the above-mentioned connecting groove 21, and the second belt body The second end of body 20 is connected with above-mentioned equipment body.

It should be noted that the shape, length, width and depth of the connection groove 21 and other parameters of the groove body 212 can be set according to actual needs. It only needs to satisfy that the connection groove 21 can be provided with some components of the above-mentioned adjustment assembly 30, and this part Components can move in the connecting groove 21 .

In some embodiments, the connection groove 21 includes an active opening 211, the diameter of the active opening 211 is smaller than the diameter of the connecting groove body 212, and the diameter of the part assembly is greater than the diameter of the active opening 211, less than Equal to the diameter of the connecting tank body 212;

When the part of the component enters the connecting groove 21 through the notch 210 , the movable opening 211 limits the position of the part of the component.

Based on this, by setting the movable opening 211 whose diameter is smaller than the diameter of the connecting groove body 212, when some components of the adjustment assembly 30 enter the connecting groove 21, the movable opening 211 can realize the limit for this part of the components , so as to prevent this part of the assembly from breaking away from the connecting groove body 212, and improve the reliability of the strap.

In the embodiment of the present application, the above-mentioned adjustment assembly 30 is arranged on the first belt body 10, and some components of the adjustment assembly 30 can enter the connection groove 21. When some components of the adjustment assembly 30 enter the connection groove 21, the first The belt body 10 and the second belt body 20 are connected through the cooperation of the adjusting component 30 and the connecting groove 21 , and the first belt body 10 and the second belt body 20 are at least partially overlapped. Certainly, the first belt body 10 and the second belt body 20 can be separated under the condition that the adjusting component 30 does not enter the connecting groove 21 .

Wherein, when some components of the adjustment component 30 enter the connecting groove 21, the adjustment of the tightness of the strap can be realized by adjusting the part of the components to move in the connecting groove 21, that is, to adjust the part of the components in the connecting groove 21. The inner edge moves away from the first end of the second belt body 20, so that the length of the belt body in which the first belt body 10 and the second belt body 20 are stacked on each other increases, that is, the first belt body 10, the second belt body 20 and the equipment The diameter of the annular ring formed by the main body is reduced, thereby realizing tightening of the strap; or, adjusting this part of the assembly moves along the first end close to the second strap body 20 in the connecting groove 21, so that the first strap body 10 and the second strap body The length of the strap bodies 20 stacked on each other is reduced, that is, the diameter of the annular ring formed by the first strap body 10 , the second strap body 20 and the device body is increased, thereby achieving loosening of the strap.

In addition, the above-mentioned adjustment assembly 30 can be any assembly that can enter the above-mentioned connection groove 21, and when some components of the adjustment assembly 30 enter the connection groove 21, if the above-mentioned control assembly 40 is in the first state, then the Some components of the adjustment assembly 30 can move along the first end away from the second strap body 20 in the connecting groove 21, but not along the first end close to the second strap body 20, so that the strap can only be tightened but not Adjust and loosen watch strap; If above-mentioned control assembly 40 is in second state, then the partial assembly of this adjustment assembly 30 can move away from or close to the first end of second belt body 20 in connection groove 21, thereby can adjust tight or adjust Loose strap.

Exemplarily, as shown in FIG. 4 , a row of barbed teeth 2121 may be provided on the above-mentioned connection groove body 212 along its length direction, and a protrusion 300 is provided on the above-mentioned partial assembly of the adjustment assembly 30 , and the protrusion 300 can be arranged along the The Z direction expands and contracts. In the case that the part of the component is located in the connecting groove body 212 and the control component 40 does not control the contraction of the protrusion 300 (the control component 40 is in the first state at this time), if the part of the component is subjected to a force along the X direction thrust, then this part of the assembly can move along the X direction (that is, the direction away from the first end), and when the inclined surface of the protrusion 300 contacts the inclined surface of the tooth 2121, it will be squeezed to cause the protrusion 300 to retract, thereby Realize that the protrusion 300 enters the other tooth 2121 from one tooth 2121; and if the part of the assembly is pushed in the direction opposite to the X direction, the protrusion 300 will abut against the tooth 2121, preventing the part of the assembly from moving along with the tooth 2121. Move in the direction opposite to the X direction;

Under the condition that the part of the assembly is located in the connection groove body 212 and the control assembly 40 controls the contraction of the protrusion 300 (at this time the control assembly 40 is in the second state), when the part of the assembly moves in the connection groove body 212, the protrusion 300 will shrink. The lifter 300 is not in contact with the barb tooth 2121, so that some components can be moved along the X direction or in the direction opposite to the X direction.

In some implementations, the above-mentioned connecting tank body 212 may be provided with groove teeth 2122 along the above-mentioned length direction;

The adjustment assembly 30 includes a first gear 31 and a connecting piece 32, and the first gear 31 can enter the connecting groove body 212 through the movable opening 211, and the first gear 31 enters the connecting groove body 212. In the case of the groove body 212, the first gear 31 meshes with the groove teeth 2122, and the connecting member 32 passes through the movable opening 211 to connect the first gear 31 and the first belt body 10;

When the first gear 31 enters the connecting groove body 212 and the control assembly 40 is in the first state, the first gear 31 can move away from the second gear along the tooth 2122 The first end of the belt body 20 is movable;

When the first gear 31 enters the connecting groove body 212 and the control assembly 40 is in the second state, the first gear 31 can approach or move away from the slot tooth 2122 along the The first end of the second belt 20 is movable.

Based on this, by setting the groove teeth 2122 in the connection groove body 212, and the adjustment assembly 30 includes the above-mentioned first gear 31, and when the first gear 31 enters the connection groove body 212, the control assembly 40 can be adjusted. In the state in which it is located, the first gear 31 can only move along the first end away from the second belt body 20, or the first gear 31 can move away from or close to the first end of the second replacement, because the slot teeth 2122 The span between them is small, so that the adjustment span of the tightness of the strap can be made small, and the adjustment accuracy of the tightness of the strap can be improved.

Wherein, the above-mentioned first gear 31 moves on the slot teeth 2122, it can be understood that the first gear 31 rotates on the slot teeth 2122, so that the first gear 31 can move away from or close to the first end of the second belt body 20.

Exemplarily, when the first gear 31 rotates counterclockwise on the tooth 2122, the first gear 31 moves along the first end away from the second belt 20; When clockwise rotation occurs, the first gear 31 moves along the first end close to the second belt body 20, and so on.

It should be noted that the above-mentioned connecting groove body 212 is provided with groove teeth 2122, and it may be that a side wall of the connecting groove body 212 in contact with the first gear 31 is provided with groove teeth 2122, or it may also be that the connecting groove body Both opposite side walls of the 212 are provided with slot teeth 2122 , and the first gear 31 can rotate on the slot teeth 2122 of the opposite side walls.

In the embodiment of the present application, the above-mentioned control assembly 40 can be any assembly that can be in the above-mentioned first state or the second state, and when the above-mentioned control assembly 40 is in the first state, the control assembly 40 can control the above-mentioned adjustment assembly 30 in the connection groove Part of the components in 21 can only move away from the first end of the second belt 20; while the control component 40 is in the second state, the control member can control the part of the components to move away from or close to the second end. The first end of the belt 20 is movable.

Exemplarily, in the case where the inverted tooth 2121 is provided in the connecting groove body 212 and the above-mentioned part of the assembly is provided with the protrusion 300, the above-mentioned control assembly 40 may be a pull rod connected with the protrusion 300, and the pull rod is pulled (that is, when the control assembly 40 is in the second state), the protrusion 300 shrinks; when the pull rod is not pulled (that is, the control assembly 40 is in the first state), the protrusion 300 does not shrink.

In some embodiments, the adjustment assembly 30 may further include a second gear 33, the second gear 33 is arranged between the first belt body 10 and the first gear 31, and the second gear 33 and the first gear The gear 31 is relatively fixedly connected through the above-mentioned connecting piece 32;

In the case where the control assembly 40 is connected to the second gear 33, the first gear 31 can move on the slotted teeth 2122 along the first end away from the second belt 20;

When the control assembly 40 is separated from the second gear 33, the first gear 31 can move on the slot teeth 2122 close to or away from the first end of the second belt 20.

Based on this, when the control assembly 40 is connected with the second gear 33, the control assembly 40 is in the first state, and when the control assembly 40 is separated from the second gear 33, the control assembly 40 is in the second state. The connection or separation of the control assembly 40 realizes the indirect control of the activity of the first gear 31, so that the structure and adjustment method of the strap are more flexible.

Wherein, the above-mentioned control assembly 40 can be any assembly that can be connected or separated from the second gear 33 , and when the control assembly 40 is connected to the second gear 33 , the first gear 31 can move away from the first gear 31 along the groove teeth 2122 . The first end of the second belt body 20 is movable; and under the situation that the control assembly 40 is separated from the second gear 33, the first gear 31 can move close to or away from the first end of the second belt body 20 on the tooth 2122.

In some implementations, as shown in Figures 5 to 8, the control assembly 40 includes a detent pin 41 and a loosening lever 42, the detent pin 41 is movably arranged on the first belt body 10, and the The anti-rotation pin 41 can contact or separate from the second gear 33;

The loosening lever 42 is connected to the locking pin 41 , and the loosening lever 42 is used to adjust the abutment or separation between the locking pin 41 and the second gear 33 .

Based on this, by providing the anti-rotation pin 41 and the loosening lever 42 , the anti-rotation pin 41 can be adjusted to abut or separate from the second gear 33 through the loosening lever 42 , so that the structure is simpler and the adjustment operation is more convenient.

Wherein, when the above-mentioned detent pin 41 abuts against the above-mentioned second gear 33, since the detent pin 41 will provide an abutting force to the second gear 33, the second gear 33 cannot rotate in a certain direction, while the second gear 33 cannot rotate The second gear 33 is connected to the first gear 31 through the connecting member 32, so that the first gear 31 cannot rotate in this direction.

Exemplarily, as shown in FIGS. 5 to 8, when the abutting member abuts against the second gear 33, the second gear 33 cannot rotate clockwise. At this time, the second gear 33 and the first The gears 31 can only rotate counterclockwise, that is, the first gear 31 can move along the first end away from the second belt body 20 in the connecting groove 21; Both the second gear 33 and the first gear 31 can rotate counterclockwise or clockwise, that is, the first gear 31 can move close to or away from the first end of the second belt 20 in the connecting groove 21.

It should be noted that, as shown in FIG. 7 , the aforementioned anti-rotation pin 41 is movably arranged on the first belt body 10 , and one end of the anti-rotation pin 41 may be connected to the first belt body 10 through an anti-rotation pin pin 411 , and The detent pin 41 can rotate around the detent pin pin 411, and the other end of the detent pin 42 can abut or separate from the second gear 33.

In addition, the above-mentioned adjustment of the anti-rotation pin 41 and the second gear 33 through the loosening lever 42 abuts or separates, and the loosening lever 42 can be set to be in the first position and the second position. In the case of , the anti-rotation pin 41 abuts against the second gear 33 ; and when the loosening lever 42 is in the second position, the anti-rotation pin 41 is separated from the second gear 33 .

In some embodiments, the control assembly 40 further includes an elastic member 43, the two ends of the elastic member 43 are respectively connected to the first belt body 10 and the detent pin 41, and the detent pin 41 When abutting against the second gear 33 , the elastic member 43 is in an original state; when the locking pin 41 is separated from the second gear 33 , the elastic member 43 is in a deformed state.

Based on this, by setting the elastic member 43, when the elastic member 43 is in the original state, the elastic member 43 can increase the abutting force between the detent pin 41 and the second gear 33, thereby further reducing the first gear 31 along the second belt. The possibility of moving the first end of the body 20 improves the adjustment reliability of the belt body.

It should be noted that, in the case where the above-mentioned elastic member 43 is provided, the above-mentioned adjustment locking pin 41 is separated from the second gear 33, and it can be by pulling the loosening lever 42, so that the elastic member 43 changes from the original state to the deformed state, Thus, the detent pin 41 is separated from the second gear 33 .

In addition, the above-mentioned elastic member 43 can be any elastic member, and when the elastic member 43 is in the original state, the detent pin 41 abuts against the second gear 33; 41 is separated from the second gear 33 . For example, the above-mentioned elastic member 43 may be a spring respectively connected with the second belt body 20 and the locking pin 41 , and so on.

In the embodiment of the present application, the above-mentioned adjusting component 30 and the above-mentioned control component 40 may be partially or completely protrudingly disposed on the above-mentioned first belt body 10 . For example, the above-mentioned second gear 33, the above-mentioned detent pin 41 and the above-mentioned elastic member 43 can all protrude from the first belt body 10.

In some embodiments, an accommodating groove 100 is opened on the first belt body 10;

The above-mentioned second gear 33, the above-mentioned detent pin 41 and the above-mentioned elastic member 43 are located in the above-mentioned accommodating groove 100, and the above-mentioned loosening rod 42 runs through the above-mentioned first belt body 10 and is connected with the above-mentioned detent pin 41.

Based on this, by arranging the second gear 33, the above-mentioned detent pin 41 and the elastic member 43 in the accommodation groove 100 of the first belt body 10, the time difference between the first belt body 10 and the second belt body 20 can be reduced. The gap between them improves the thickness, stability and aesthetics of the locking mechanism.

In the embodiment of the present application, when some components of the above-mentioned adjusting component 30 enter the connection groove 21, the part of the components moves in the connection groove 21, and the user may push and pull the first belt body 10 or the second belt body 20, thereby providing The part of the assembly provides a driving force to drive the part of the assembly to move in the connection groove 21 away from or close to the first end of the second belt 20 .

In some embodiments, the above-mentioned first belt body 10 may be provided with a through hole 11;

The watch strap can also include:

a drive assembly 50, the drive assembly 50 is disposed on the first belt body 10, and the connecting member 32 is connected to the drive assembly 50 through the through hole 11;

When the first gear 31 enters the connecting groove body 212 and the control assembly 40 is in the first state, the driving assembly 50 can drive the first gear 31 on the tooth 2122 move along the first end away from the second belt 20;

When the first gear 31 enters the connecting groove body 212 and the control assembly 40 is in the second state, the driving assembly 50 can drive the first gear 31 on the tooth 2122 Move along the first end close to or away from the second belt 20 .

Based on this, by setting the above-mentioned drive assembly 50 on the first belt body 10, and the drive assembly 50 can drive the first gear 31 to move on the groove teeth 2122 of the connecting groove body 212, so that the first gear 31 can be moved in the groove. The adjustment of activity on teeth 2122 is finer.

It should be noted that the above-mentioned driving assembly 50 can be any assembly connected with the above-mentioned connecting member 32 and used to provide driving force for the movement of the first gear 31 on the tooth 2122, and its shape and size can be determined according to actual conditions. It needs to be set, and it is not limited here.

Specifically, the above-mentioned driving assembly 50 may be a knob, and when the above-mentioned knob is rotated, the above-mentioned knob drives the above-mentioned first gear 31 to rotate through the above-mentioned connecting member 32, so that the adjustment is more convenient.

An embodiment of the present application also provides a wearable device, which includes the above-mentioned watch strap.

Wherein, since the above-mentioned wristband has been described in detail in the embodiment of the present application, and the device body of the above-mentioned wearable device is known to those of ordinary skill in the art, it will not be described in detail here.

In addition, the above-mentioned wearable device may be any device that includes the above-mentioned watch strap and is worn on the human body through the above-mentioned watch strap. Specifically, the above-mentioned wearable device may include a smart watch or a smart bracelet.

In the description of this specification, references to the terms "one embodiment," "some embodiments," "illustrative embodiments," "example," "specific examples," or "some examples" are intended to mean A specific feature, structure, material, or characteristic described by an embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although the embodiments of the present application have been shown and described, those skilled in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present application. The scope of the application is defined by the claims and their equivalents.

Claims (9)

1. The watchband is characterized by comprising a first band body, a second band body, an adjusting component and a control component;

the first belt body is provided with the adjusting component and the control component;

the second belt body is provided with a connecting groove, the connecting groove is formed by extending along the length direction of the second belt body, and the first end of the second belt body is provided with a notch of the connecting groove; a part of the adjusting assembly can enter the connecting groove through the notch;

the first belt body is connected with the second belt body under the condition that the part assembly enters the connecting groove and the control assembly is in a first state, and the part assembly can move in the connecting groove along a first end far away from the second belt body;

the first belt body is connected with the second belt body under the condition that the part assembly enters the connecting groove and the control assembly is in a second state, and the part assembly can move in the connecting groove along a first end close to or far away from the second belt body;

the connecting groove comprises a movable opening, the diameter of the movable opening is smaller than that of the connecting groove body, and the diameter of the part of the assembly is larger than that of the movable opening and smaller than or equal to that of the connecting groove body;

and under the condition that the part of the assembly enters the connecting groove through the notch, the movable opening limits the part of the assembly.

2. The wristband according to claim 1, wherein the connecting slot body is provided with slot teeth along the length direction;

the adjusting assembly comprises a first gear and a connecting piece, the first gear can enter the connecting groove body through the movable opening, the first gear is meshed with the groove teeth under the condition that the first gear enters the connecting groove body, and the connecting piece penetrates through the movable opening to connect the first gear with the first belt body;

when the first gear enters the connecting groove body and the control assembly is in a first state, the first gear can move on the groove teeth along a first end far away from the second belt body;

the first gear may be movable on the slot teeth along a first end that is closer to or farther from the second belt body with the first gear entering the connecting slot body and the control assembly in the second state.

3. The wristband according to claim 2, wherein the first strap is provided with a through hole;

the wristband further comprises:

the driving assembly is arranged on the first belt body, and the connecting piece penetrates through the through hole to be connected with the driving assembly;

when the first gear enters the connecting groove body and the control assembly is in a first state, the driving assembly can drive the first gear to move on the groove teeth along a first end far away from the second belt body;

and under the condition that the first gear enters the connecting groove body and the control assembly is in the second state, the driving assembly can drive the first gear to move on the groove teeth along the first end close to or far away from the second belt body.

4. The wristband of claim 3, wherein the drive assembly is a knob.

5. The wristband of claim 2, wherein the adjustment assembly further comprises a second gear disposed between the first strap and the first gear, and wherein the second gear is fixedly connected to the first gear with respect to the first gear via the connector;

with the control assembly connected to the second gear, the first gear is movable on the grooved tooth along a first end distal to the second belt body;

with the control assembly separated from the second gear, the first gear may move on the grooved tooth along a first end toward or away from the second belt body.

6. The wristband according to claim 5, wherein the control assembly comprises a stop pin and a loosening lever, the stop pin being movably arranged on the first strap body and the stop pin being abuttable or disengageable from the second gear;

the loosening adjustment rod is connected with the rotation stop pin, and the loosening adjustment rod is used for adjusting the rotation stop pin to be abutted to or separated from the second gear.

7. The wristband according to claim 6, wherein the control assembly further comprises an elastic member, both ends of the elastic member being respectively connected to the first strap body and the rotation stop pin, the elastic member being in an original state with the rotation stop pin abutting against the second gear; the elastic member is in a deformed state with the rotation stop pin separated from the second gear.

8. The wristband according to claim 7, wherein the first band is provided with a receiving slot;

the second gear, the rotation stop pin and the elastic piece are located in the accommodating groove, and the loosening adjustment rod penetrates through the first belt body and is connected with the rotation stop pin.

9. A wearable device comprising a wristband as claimed in any one of claims 1 to 8.

Images