Baby carrier and swing mechanism

Abstract

Disclosed are a baby carrier, a swing mechanism, and a seat connecting structure. The baby carrier includes a main frame, a swing bracket assembly, and a seat. The main frame is configured to be supported by ground. The seat is pivotally connected to the main frame through the swing bracket assembly, so as to be able to swing backwards and forwards relative to the main frame.

1 . A baby carrier, comprising:
 a main frame, configured to be supported by ground;   a swing bracket assembly; and   a seat, pivotally connected to the main frame through the swing bracket assembly.   
     
     
         2 . The baby carrier according to  claim 1 , wherein:
 the swing bracket assembly comprises swing arms, and the swing arms each are pivotally connected with the main frame; and   the baby carrier further comprises swing limiting mechanisms, and the swing limiting mechanisms each are arranged between each of the swing arms and the main frame.   
     
     
         3 . The baby carrier according to  claim 2 , wherein:
 a pivot is disposed on each swing arm, and the swing arm is pivotally connected to the main frame through the pivot; and   the swing limiting mechanism comprises:   a fixing member, fixed on the main frame and having a first limiting surface and a second limiting surface; and   an abutting member, connected to the pivot and disposed between the first limiting surface and the second limiting surface, wherein the abutting member limits a swing of the swing arm by abutting against the first limiting surface and the second limiting surface.   
     
     
         4 . The baby carrier according to  claim 3 , wherein:
 the fixing member comprises a limiting groove; and   the first limiting surface and the second limiting surface are formed on side walls of the limiting groove, or, a limiting member is provided inside the limiting groove and the first limiting surface and the second limiting surface are formed on the limiting member.   
     
     
         5 . The baby carrier according to  claim 4 , wherein the limiting member comprises an opening allowing the pivot to pass through, and the first limiting surface and the second limiting surface are formed on a wall of the opening. 
     
     
         6 . The baby carrier according to  claim 4 , wherein:
 the side walls of the limiting groove comprise a first side wall and a second side wall parallel to each other, the first limiting surface and the second limiting surface both are formed on the first side wall and both are formed on the second side wall;   the abutting member is configured to be inserted into the limiting groove, and comprises a first parallel surface pair and a second parallel surface pair;   when swinging to abut against the first limiting surfaces, the first parallel surface pair prevents the swing arm from continuing to swing in a first direction; and when swinging to abut against the second limiting surfaces, the second parallel surface pair prevents the swing arm from continuing to swing in a second direction which is opposite to the first direction.   
     
     
         7 - 11 . (canceled) 
     
     
         12 . The baby carrier according to  claim 1 , wherein the baby carrier further comprises a first swing locking mechanism for locking a swing of the seat,
 the first swing locking mechanism comprises a first releasing member, a locking pin and a first elastic element;   the first elastic element is configured to exert an elastic force on the locking pin, forcing the locking pin to stretch outwards and to be inserted into a locking hole in the seat; and   the first releasing member is operatively connected to the locking pin to push the locking pin to retract from the locking hole.   
     
     
         13 . (canceled) 
     
     
         14 . The baby carrier according to  claim 12 , wherein:
 a first annular flange is provided on a middle part of the locking pin, and the first annular flange divides the locking pin into a first part and a second part; the first part is configured to be inserted into the locking hole, and the first elastic element fits over the second part;   the first releasing member has an unlocking position and a locking position; the first releasing member comprises a first elongated hole, and an obliquely-extending first stopping boss is formed on a hole wall of the first elongated hole; and   the first annular flange is clamped between the first stopping boss and the first elastic element, and when the first releasing member is moving to the unlocking position, the first stopping boss pushes the first annular flange to drive the locking pin to retract.   
     
     
         15 - 54 . (canceled) 
     
     
         55 . The baby carrier according to  claim 1 , wherein:
 the swing bracket assembly is pivotally connected to the main frame; the seat is pivotally connected to the swing bracket assembly; the seat is configured to swing relative to the main frame by means of the swing bracket assembly; and   the baby carrier further comprises a seat retaining mechanism arranged between the main frame and the seat; and the seat retaining mechanism is configured to control the seat to remain horizontal during a swing.   
     
     
         56 . The baby carrier according to  claim 55 , wherein:
 the main frame has a first pivot portion, and the seat has a second pivot portion; the first pivot portion and the second pivot portion each are pivotally connected to the swing bracket assembly; and   when the swing bracket assembly swings around the first pivot portion for a first angle in one direction, the seat, under an action of the seat retaining mechanism, swings around the second pivot portion for the first angle in another opposite direction;   wherein the seat retaining mechanism is mounted on the swing bracket assembly and connected between the first pivot portion and the second pivot portion.   
     
     
         57 . The baby carrier according to  claim 56 , wherein the swing bracket assembly comprises a swing housing, and the first pivot portion and the second pivot portion each are pivotally connected to the swing housing;
 wherein the first pivot portion comprises a first tooth portion, and the second pivot portion comprises a second tooth portion; the seat retaining mechanism comprises a gear transmission system; and the first tooth portion and the second tooth each mesh with the gear transmission system.   
     
     
         58 - 59 . (canceled) 
     
     
         60 . The baby carrier according to  claim 57 , wherein:
 the main frame comprises a fourth mounting housing, and the swing housing has a first receiving portion; and   the first pivot portion comprises a mounting portion and a first pivoting ring; the mounting portion is arranged inside the fourth mounting housing, and the mounting portion is sleeved inside the first pivoting ring, and the mounting portion and the first pivoting ring are un-rotatable relative to each other; and the first pivoting ring is sleeved inside the first receiving portion.   
     
     
         61 - 82 . (canceled) 
     
     
         83 . The baby carrier according to  claim 57 , wherein:
 the first pivot portion comprises a first pivoting ring provided inside the swing housing, and the second pivot portion comprises a second pivoting ring provided in the swing housing; and   the seat retaining mechanism comprises a first wrapping cable, and the first wrapping cable fits over the first pivoting ring and the second pivoting ring.   
     
     
         84 . (canceled) 
     
     
         85 . The baby carrier according to  claim 57 , wherein:
 the seat retaining mechanism comprises an intermediate member arranged on the swing housing; the first pivot portion comprises a first pivoting ring provided inside the swing housing; the second pivot portion comprises a second pivoting ring provided inside the swing housing; and   the seat retaining mechanism further comprises a second wrapping cable and a third wrapping cable; the second wrapping cable fits over one position of the intermediate member and over the first pivoting ring, and the third wrapping cable fits over another position of the intermediate member and over the second pivoting ring.   
     
     
         86 - 87 . (canceled) 
     
     
         88 . The baby carrier according to  claim 55 , wherein the seat retaining mechanism comprises:
 a sliding pin, disposed on one of the main frame and the seat; and   a sliding groove, disposed on another of the main frame and the seat;   wherein when the swing bracket assembly swings relative to the main frame, the sliding pin and the sliding groove slidably engage with each other and control the seat to remain horizontal during a swing.   
     
     
         89 - 96 . (canceled) 
     
     
         97 . The baby carrier according to  claim 55 , wherein,
 the main frame comprises a fourth mounting housing;   the seat retaining mechanism comprises a sliding pin and a sliding groove; the sliding pin is installed on a second connecting member; the second connecting member engages with the fourth mounting housing; the sliding groove is formed on the seat, and the sliding pin is arranged to pass through the sliding groove; and   when the swing bracket assembly swings relative to the main frame, the sliding pin and the sliding groove slidably engage to control the seat to remain horizontal during a swing.   
     
     
         98 - 99 . (canceled) 
     
     
         100 . A swing mechanism, comprising:
 a fixing member, having a first limiting surface and a second limiting surface;   a swing arm, having a pivot pivotable relative to the fixing member; and   an abutting member, connected to the pivot and provided between the first limiting surface and the second limiting surface, wherein the abutting member restricts a swing angle of the swing arm by abutting against the first limiting surface and the second limiting surface.   
     
     
         101 . The swing mechanism according to  claim 100 , wherein:
 the fixing member comprises a limiting groove; and   the first limiting surface and the second limiting surface are formed on a side wall of the limiting groove; or a limiting member is provided in the limiting groove, and the first limiting surface and the second limiting surface are formed on the limiting member.   
     
     
         102 - 106 . (canceled) 
     
     
         107 . A seat connecting structure, comprising:
 a support frame, comprising a first support rod and a second support rod arranged to be opposite to each other;   a first positioning groove and a second positioning groove, wherein the first positioning groove and the second positioning groove are formed on a first surface of the seat, the first positioning groove is configured to receive the first support rod, and the second positioning groove is configured to receive the second support rod; and   a locking device, comprising a first blocking member, a second blocking member and an elastic element, wherein the first blocking member and the second blocking member each slidably engage with the seat, and the elastic element is configured to drive the first blocking member and the second blocking member to be at a locking position.   
     
     
         108 . The seat connecting structure according to  claim 107 , wherein,
 a second surface of the seat comprises a first sliding groove and a second sliding groove; the first sliding groove intersects with the first positioning groove; the second sliding groove intersects with the second positioning groove; the second surface of the seat and the first surface of the seat face away from each other; and   the first blocking member is slidably disposed in the first sliding groove, and the second blocking member is slidably disposed in the second sliding groove.   
     
     
         109 - 117 . (canceled)