Adjustment mechanism, wristband, and wearable device

Abstract

An adjustment mechanism includes a housing which includes a bottom part which extends in a first direction, and a first side part, and a second side part which are fastened to two opposite sides of the bottom part, and form a mounting space with the bottom part, a fastening part is disposed on a side that is of the bottom part and that faces the mounting space, and includes a plurality of grooves The plurality of grooves are arranged in the first direction. The adjustment member is located in the mounting space and is slidably connected to the first side part and the second side part. A clamping part is disposed on a side that is of the adjustment member and that faces the bottom part. When the adjustment member moves in the first direction relative to the housing, the clamping part is movable from one groove to another groove.

1 . A watch clasp adjustment mechanism, used in a wristband, wherein the wristband comprises a connection band, the adjustment mechanism comprises a housing and an adjustment member, and the adjustment member is configured to be connected to an end of the connection band;
 the housing comprises a bottom part, a first side part, and a second side part, the bottom part extends in a first direction (A1), the first side part and the second side part are fastened to two opposite sides of the bottom part, and form a mounting space with the bottom part, a fastening part is disposed on a side that is of the bottom part and that faces the mounting space, the fastening part comprises a plurality of grooves, and the plurality of grooves are arranged in the first direction (A1); and   the adjustment member is located in the mounting space, and is slidably connected to the first side part and the second side part, a clamping part is disposed on a side that is of the adjustment member and that faces the bottom part, and when the adjustment member moves in the first direction (A1) relative to the housing, the clamping part is movable from one groove to another groove.   
     
     
         2 . The watch clasp adjustment mechanism according to  claim 1 , wherein the housing comprises a first end and a second end that are disposed opposite to each other, the adjustment member is configured to increase a length of the wristband when sliding in a direction from the first end to the second end, and the adjustment member is configured to decrease the length of the wristband when sliding in a direction from the second end to the first end; and
 the groove comprises a first inner wall and a second inner wall, the first inner wall is closer to the first end than the second inner wall, the clamping part is capable of sliding out of the groove from the first inner wall or the second inner wall, and an included angle between the first inner wall and a second direction (A2) is greater than an included angle between the second inner wall and the second direction (A2), wherein the second direction (A2) is a thickness direction of the bottom part.   
     
     
         3 . The watch clasp adjustment mechanism according to  claim 1 , wherein the adjustment member comprises a sliding part, a button, and a latch, the sliding part is slidably connected to the housing, the latch comprises the clamping part, the latch is inserted into the sliding part, the clamping part is exposed from the sliding part, one end of the button extends into the sliding part and is inserted into the latch, the other end of the button is exposed from the sliding part, and when the button moves relative to the sliding part, the latch moves away from the fastening part or close to the fastening part. 
     
     
         4 . The watch clasp adjustment mechanism according to  claim 3 , wherein the button is slidably connected to the sliding part, and a sliding direction is parallel to the first direction (A1). 
     
     
         5 . The watch clasp adjustment mechanism according to  claim 3 , wherein an inclined surface is disposed at the end that is of the button and that is inserted into the latch, the inclined surface is disposed away from the clamping part and is disposed at an included angle with the second direction (A2), the inclined surface abuts against the latch, and the second direction (A2) is the thickness direction of the bottom part. 
     
     
         6 . The watch clasp adjustment mechanism according to  claim 5 , wherein the sliding part comprises a first space and a second space that communicate with each other, the latch is located in the first space, the end that is of the button and that is inserted into the latch extends out of the latch and extends into the second space, and the button is joined to an inner wall of the second space. 
     
     
         7 . The watch clasp adjustment mechanism according to  claim 3 , wherein the adjustment member further comprises a first elastic member, and the first elastic member is elastically connected between the sliding part and a side that is of the latch and that is away from the fastening part. 
     
     
         8 . The watch clasp adjustment mechanism according to  claim 7 , wherein the adjustment member further comprises a second elastic member, the second elastic member is elastically connected between the button and the sliding part, and the second elastic member is extendable and retractable in the first direction (A1). 
     
     
         9 . The watch clasp adjustment mechanism according to  claim 8 , wherein the button comprises an operation part, a fitting part, a first support part, and a second support part, the first support part, the fitting part, and the second support part are sequentially spaced from each other and fastened to a same side of the operation part, and the second elastic member is located on the first support part or the second support part;
 the latch comprises a first segment, a second segment, and a third segment that are sequentially fastened to each other, the clamping part is located on a side that is of the first segment, the second segment, or the third segment and that faces the bottom part, and the first elastic member is located on the first segment or the third segment; and   the fitting part is inserted into the second segment, the first segment is located between the first support part and the fitting part, and the third segment is located between the fitting part and the second support part.   
     
     
         10 . The watch clasp adjustment mechanism according to  claim 3 , wherein the adjustment member further comprises a first limiting pin, the sliding part is provided with a limiting hole, the first limiting pin passes through a connection hole of the button and the limiting hole, and the first limiting pin is movable in the limiting hole. 
     
     
         11 . The watch clasp adjustment mechanism according to  claim 3 , wherein the adjustment member further comprises a second limiting pin, the housing is provided with a limiting groove, the limiting groove extends in the first direction (A1), the second limiting pin passes through a connection hole ( 2514 ) of the sliding part and is located in the limiting groove, and the second limiting pin is movable in the limiting groove. 
     
     
         12 . The watch clasp adjustment mechanism according to  claim 3 , wherein the sliding part comprises a main part, a first connection part, and a second connection part, the first connection part and the second connection part are fastened to two opposite sides of the main part, a portion of the button and a portion of the latch are located in the main part, the first connection part is slidably connected to the first side part, the second connection part is slidably connected to the second side part, and the first connection part and the second connection part are configured to be connected to the connection band of the wristband. 
     
     
         13 . A wristband, comprising a connection band and an adjustment mechanism, wherein the adjustment mechanism comprises a housing and an adjustment member, and an end of the connection band is connected to the adjustment member of the adjustment mechanism;
 the housing comprises a bottom part, a first side part, and a second side part, the bottom part extends in a first direction (A1), the first side part and the second side part are fastened to two opposite sides of the bottom part, and form a mounting space with the bottom part, a fastening part is disposed on a side that is of the bottom part and that faces the mounting space, the fastening part comprises a plurality of grooves, and the plurality of grooves are arranged in the first direction (A1); and   the adjustment member is located in the mounting space, and is slidably connected to the first side part and the second side part, a clamping part is disposed on a side that is of the adjustment member and that faces the bottom part, and when the adjustment member moves in the first direction (A1) relative to the housing, the clamping part is movable from one groove to another groove.   
     
     
         14 . The wristband according to  claim 13 , wherein the wristband comprises an opening and closing mechanism, the opening and closing mechanism is connected to an end of the connection band, the opening and closing mechanism is connected to the housing of the adjustment mechanism, and the opening and closing mechanism is configured to open or close the wristband. 
     
     
         15 . The wristband according to  claim 13 , wherein the housing comprises a first end and a second end that are disposed opposite to each other, the adjustment member is configured to increase a length of the wristband when sliding in a direction from the first end to the second end, and the adjustment member is configured to decrease the length of the wristband when sliding in a direction from the second end to the first end; and
 the groove comprises a first inner wall and a second inner wall, the first inner wall is closer to the first end than the second inner wall, the clamping part is capable of sliding out of the groove from the first inner wall or the second inner wall, and an included angle between the first inner wall and a second direction (A2) is greater than an included angle between the second inner wall and the second direction (A2), wherein the second direction (A2) is a thickness direction of the bottom part.   
     
     
         16 . The wristband according to  claim 13 , wherein the adjustment member comprises a sliding part, a button, and a latch, the sliding part is slidably connected to the housing, the latch comprises the clamping part, the latch is inserted into the sliding part, the clamping part is exposed from the sliding part, one end of the button extends into the sliding part and is inserted into the latch, the other end of the button is exposed from the sliding part, and when the button moves relative to the sliding part, the latch moves away from the fastening part or close to the fastening part. 
     
     
         17 . A wearable device, comprising a watch body and a wristband, wherein the wristband is connected to the watch body, and the watch body is configured to display time, or configured to monitor health data, or configured to monitor exercise data, or configured to monitor environmental data;
 the wristband comprises a connection band and an adjustment mechanism, wherein the adjustment mechanism comprises a housing and an adjustment member, and an end of the connection band is connected to the adjustment member of the adjustment mechanism;   the housing comprises a bottom part, a first side part, and a second side part, the bottom part extends in a first direction (A1), the first side part and the second side part are fastened to two opposite sides of the bottom part, and form a mounting space with the bottom part, a fastening part is disposed on a side that is of the bottom part and that faces the mounting space, the fastening part comprises a plurality of grooves, and the plurality of grooves are arranged in the first direction (A1); and   the adjustment member is located in the mounting space, and is slidably connected to the first side part and the second side part, a clamping part is disposed on a side that is of the adjustment member and that faces the bottom part, and when the adjustment member moves in the first direction (A1) relative to the housing, the clamping part is movable from one groove to another groove.   
     
     
         18 . The wearable device according to  claim 17 , wherein the wristband comprises an opening and closing mechanism, the opening and closing mechanism is connected to an end of the connection band, the opening and closing mechanism is connected to the housing of the adjustment mechanism, and the opening and closing mechanism is configured to open or close the wristband. 
     
     
         19 . The wearable device according to  claim 17 , wherein the housing comprises a first end and a second end that are disposed opposite to each other, the adjustment member is configured to increase a length of the wristband when sliding in a direction from the first end to the second end, and the adjustment member is configured to decrease the length of the wristband when sliding in a direction from the second end to the first end; and
 the groove comprises a first inner wall and a second inner wall, the first inner wall is closer to the first end than the second inner wall, the clamping part is capable of sliding out of the groove from the first inner wall or the second inner wall, and an included angle between the first inner wall and a second direction (A2) is greater than an included angle between the second inner wall and the second direction (A2), wherein the second direction (A2) is a thickness direction of the bottom part.   
     
     
         20 . The wearable device according to  claim 17 , wherein the adjustment member comprises a sliding part, a button, and a latch, the sliding part is slidably connected to the housing, the latch comprises the clamping part, the latch is inserted into the sliding part, the clamping part is exposed from the sliding part, one end of the button extends into the sliding part and is inserted into the latch, the other end of the button is exposed from the sliding part, and when the button moves relative to the sliding part, the latch moves away from the fastening part or close to the fastening part.