Patent Publication Number: US-10779660-B2

Title: Infant swing rocking chair

Description:
TECHNICAL FIELD 
     The present invention relates to a children&#39;s toy and a chair, and more particularly to a device for an infant to be both a rocking chair and a swing. 
     BACKGROUND OF INVENTION 
     The infant swings and rocking chairs are increasingly popular with the new generation of parents and the market sales volume has increased year by year, and it has gradually become an indispensable item during the growth of infants. The swing swings in the air, while the rocking chair swings back and forth with the ground as the fulcrum, so the experience of two devices is different. Most of the swings on the market can only be used as the swing, and the rocking chairs are can only be used as the rocking chair, so when the user needs to experience the swing and the rocking chair, the user must purchase the swing and the rocking chair separately, which increases the cost. In recent years, there has been a device on the market that can be used as both a rocking chair and a swing. The representative structure can be found in the invention patent of the authorization publication number CN207626928U. The device disclosed in the patent consists of a swing frame and the swing frame is equipped with a swing arm which could swing back and forth, and the swing arm is detachably connected with a rocking chair assembly and the rocking chair assembly can be supported on the ground to be used as a rocking chair after it&#39;s disassembled. This design relies on the disassembly of the rocking chair assembly to change from a swing to a rocking chair. When the rocking chair is used, it&#39;s necessary to store a set of swing frame, which occupies a large storage area and causes the inconvenient experience. 
     DISCLOSURE OF THE INVENTION 
     It&#39;s an object of the present invention is to provide an infant swing rocking chair, which has a simple structure and can be integrally transformed into a swing or a rocking chair. 
     In order to achieve the above object, the technical solution adopted by the present invention is: an infant swing rocking chair consists of a frame, two rocking bars and a chair assembly; the frame consists of two front legs, two rear legs, one front beam and one rear beam, and the two front legs are arranged at the left side and right side separately and the two rear legs are arranged at the left side and right side accordingly, and the tops of two front legs and two rear legs are connected through a leg joint, and the two front legs are connected through the front beam at the lower part and the two rear legs are connected through the rear beam at the lower part; the two rocking bars are arranged at the left side and right side and each rocking bar is hinged to the corresponding leg joint on the top; 
     The two front legs are arc posts protruding forward; 
     The front legs and rear legs are hinged through the leg joint and the front legs and the rear legs have two working positions of unfolding &amp; supporting and folding; when it&#39;s in the working position of unfolding &amp; supporting, the front legs and rear legs are relatively fixed at the α angle; when it&#39;s in the working position of folding, the front legs and rear legs are relatively fixed at the β angle and the β angle is less than α angle; the leg joint is equipped with a locking mechanism for the leg, or a clamping mechanism for leg is set between the front leg and the rear leg or between the front beam and the rear beam to maintain the working position of unfolding &amp; supporting and the working position of folding separately; 
     The rocking bar has the working position of rocking and the working position of locating, and when the rocking bar is in the working position of rocking, the rocking bar could swing back and forth in relative to the frame; when the rocking bar is in the working position of locating, the rocking bar could be fixed in relative to the frame, and a locking mechanism for rocking bar is set between the rocking bar and the frame to maintain the working position of locating; 
     The bottom of each rocking bar is hinged with the chair assembly through the chair joint to make the chair assembly have the working position for the swing and the working position for the rocking chair; when the chair assembly is in the working position for the swing, the chair assembly is fixed at an initial angle in relative to the rocking bar, and after the chair assembly rotates around the hinge center of the chair joint by the γ angle to fixedly form the state of working position for the rocking chair in relative to the rocking bar and the γ angle is greater than or equal to 70° and less than or equal to 150°; the chair joint is equipped with a locking mechanism for the chair, or the chair assembly and the frame/rocking bar are equipped with a clamping mechanism for the chair to maintain the working position for the swing and the working position for the chair separately; 
     The infant swing rocking chair has two use modes: a swing and a rocking chair; 
     When the infant swing rocking chair is in the use mode of swing, the front leg and the rear leg are in the working position of unfolding &amp; supporting to support the ground with the bottom ends of the front leg and rear leg, the rocking bar is in the working position of rocking and the chair assembly is in the working position for the swing and the seat of chair assembly faces upwards; 
     When the infant swing rocking chair is in the use mode of rocking chair, the front leg and the rear leg are in the working position of folding to support the ground with the middle part of the front leg, the rocking bar is in the working position of locating and the chair assembly is in the working position for the rocking chair and the seat of chair assembly faces upwards. 
     The above technical solution is further illustrated and interpreted below: 
     1. In above described technical solution, the clamping mechanism for leg consists of a clamping piece for leg, and one of the front beam and rear beam is equipped with a clamping piece for leg, and the other of the front beam and rear beam is equipped with a bayonet, and the clamping piece for leg clamps with the other through the bayonet, so that the front beam and rear beam maintain the working position of the folding. 
     2. In above described technical solution, the locking mechanism for rocking bar consists of a block and a clamping seat. Between the block and the clamping seat, one of them is set at the rocking bar or the chair joint, while the other is set at the rear leg in relative to the position when the rocking bar is in the working position of locating, and the matching of the block and clamping seat keeps the rocking bar in the working position of locating. 
     3. In above described technical solution, the front and rear in “front leg”, “rear leg”, “rear beam” and “rear beam” can be arbitrarily defined, and when one direction is defined as front, the other direction is defined as rear. 
     4. In above described technical solution, the rocking bar ( 2 ) is a curved bar that protrudes rearward, and in the use mode of rocking chair, the middle portion of the rocking bar ( 2 ) is higher than the seat surface of the chair assembly ( 3 ), and the middle portion of the rocking bar ( 2 ) serves as an armrest. 
     In comparison with prior art, the present invention has the following advantages: 
     1. The present invention has an ingenious design and provides a convenient operation method, which can change from the use mode of swing to the use mode of rocking chair through a simple rotation operation and the present invention provides the integral structure change without idle components in two use modes of swing and rocking chair, so the storage is more convenient. 
     2. The present invention has the advantages of simple and compact structure, less components and low production cost. 
    
    
     
       BRIEF DESCRIPTION OF THE DRAWINGS 
         FIG. 1  is a perspective view 1 of the embodiment of the utility model, which shows the use mode of the swing; 
         FIG. 2  is a exploded view of the joint of the embodiment of the utility model, which shows the use mode of the swing; 
         FIG. 3  is a perspective view 2 of the embodiment of the utility model, which shows the use mode of the rocking chair; 
         FIG. 4  is a schematic diagram 1 of a change process of the embodiment of the utility model from the use mode of the swing to the use mode of the rocking chair; 
         FIG. 5  is a schematic diagram 2 of a change process of the embodiment of the utility model from the use mode of the swing to the use mode of the rocking chair; 
         FIG. 6  is a schematic diagram 3 of a change process of the embodiment of the utility model from the use mode of the swing to the use mode of the rocking chair; 
         FIG. 7  is a schematic diagram 4 of a change process of the embodiment of the utility model from the use mode of the swing to the use mode of the rocking chair; 
         FIG. 8  is a schematic diagram 5 of a change process of the embodiment of the utility model from the use mode of the swing to the use mode of the rocking chair. 
     
    
    
     In the above figures:  1 . Frame;  11 . Front leg;  12 . Rear leg;  13 . Front beam;  14 . Rear beam;  15 . Leg joint;  151 . Lockpin;  152 . Spring;  153 . Motor;  16 . Clamping mechanism for leg;  161 . Clamping piece for leg;  1611 . Bayonet;  2 . Rocking bar;  21 . Locking mechanism for rocking bar;  211 . Block;  212 . Clamping seat;  3 . Chair assembly;  31 . Chair joint;  311 . Locking block;  312 . Locking gear;  32 . Seat post;  33 . Backrest post. 
     SPECIFIC EMBODIMENT 
     With reference to the accompanying drawings and embodiment, the present invention will be described in detail. 
     Embodiment: refer to  FIG. 1 ˜ 8 : 
     An infant swing rocking chair as shown in the  FIGS. 1 ˜ 8  consists of a frame  1 , two rocking bars  2  and a chair assembly  3 . 
     As shown in  FIGS. 1 and 2 , the frame  1  consists of two front legs  11 , two rear legs  12 , one front beam  13  and one rear beam  14 , and the two front legs  11  are arranged at the left side and right side separately and the two rear legs  12  are arranged at the left side and right side accordingly, and the tops of two front legs  11  and two rear legs  12  are connected through a leg joint  15 , and the two front legs  11  are connected through the front beam  13  at the lower part and the two rear legs  12  are connected through the rear beam  14  at the lower part. 
     As shown in  FIGS. 1 and 2 , the two rocking bars  2  are arranged at the left side and right side and each rocking bar  2  is hinged to the corresponding leg joint  15  on the top. 
     As shown in  FIGS. 1 and 2 , the two front legs  11  are arc posts protruding forward and the front legs  11  and the rear legs  12  are symmetrical in the front and rear, and the rear legs  12  are arc posts protruding rearward. 
     As shown in  FIGS. 1, 2 and 3 , the front legs  11  and rear legs  12  are hinged through the leg joint  15  and the front legs  11  and the rear legs  12  have two working positions of unfolding &amp; supporting and folding. When it&#39;s in the working position of unfolding &amp; supporting, the front legs  11  and rear legs  12  are relatively fixed at the α angle; when it&#39;s in the working position of folding, the front legs  11  and rear legs  12  are relatively fixed at the β angle and the β angle is less than α angle; the leg joint  15  is equipped with a locking mechanism for the leg, or a clamping mechanism for leg  16  is set between the front leg  11  and the rear leg  12  or between the front beam  13  and the rear beam  14  to maintain the working position of unfolding &amp; supporting and the working position of folding separately. 
     Specifically, as shown in  FIG. 2 , the leg joint  15  is equipped with a locking mechanism for the leg, and the locking mechanism for the leg consists of a lockpin  151 , a spring  152  and a slot, and the locking mechanism for the leg is used to lock the working position of unfolding &amp; supporting. 
     Specifically, as shown in  FIG. 3 , the clamping mechanism for leg  16  consists of a clamping piece for leg  161 , and one of the front beam  13  and rear beam  14  is equipped with a clamping piece for leg  161 , and the other of the front beam  13  and rear beam  14  is equipped with a bayonet  1611 , and the clamping piece for leg  161  clamps with the other through the bayonet  1611 , so that the front beam  11  and rear beam  12  maintain the working position of the folding. 
     As shown in  FIGS. 1 and 2 , the rocking bar  2  has the working position of rocking and the working position of locating, and when the rocking bar  2  is in the working position of rocking, the rocking bar  2  could swing back and forth in relative to the frame  1 . When the rocking bar  2  is in the working position of locating, the rocking bar  2  could be fixed in relative to the frame  1 , and a locking mechanism for rocking bar  21  is set between the rocking bar  2  and the frame  1  to maintain the working position of locating. Specifically, it&#39;s preferable that the locking mechanism for rocking bar  21  consists of a block  211  and a clamping seat  212 . Between the block  211  and the clamping seat  212 , one of them is set at the rocking bar  2  or the chair joint  31 , while the other is set at the rear leg  12  in relative to the position when the rocking bar  2  is in the working position of locating, and the matching of the block  211  and clamping seat  212  keeps the rocking bar  2  in the working position of locating. 
     As shown in  FIGS. 1 and 2 , the angle of the rocking bar  2  under the working position of locating could be set as needed, and it can be set by setting the connection line of two ends of the rocking bar  2  along the direction of vertical line, and it can also be a state of turning backward, as shown in  FIGS. 3 and 6 to 8 , and it&#39;s preferable that the rocking bar  2  turns backward at a certain angle under the working position of locating, so that the angle between the connection line of two ends of the rocking bar  2  and the direction of vertical line is 30°˜50°. 
     As shown in  FIGS. 1 and 2 , the bottom of each rocking bar  2  is hinged with the chair assembly  3  through the chair joint  31  to make the chair assembly  3  have the working position for the swing and the working position for the rocking chair; when the chair assembly  3  is in the working position for the swing, the chair assembly  3  is fixed at an initial angle in relative to the rocking bar  2 , and the initial angle can be set as needed, which shall at least ensure that the seat of the chair assembly  3  faces upward under the use mode of the swing. After the chair assembly  3  rotates around the hinge center of the chair joint  31  by the γ angle to fixedly form the state of working position for the rocking chair in relative to the rocking bar ( 2 ) and the γ angle is greater than or equal to 70° and less than or equal to 150°, and the angle can be set as needed but it shall nearly ensure that the seat of the chair assembly  3  also faces upward under the use mode of the rocking chair. 
     As shown in  FIGS. 1, 2 and 3 , the chair joint  31  is equipped with a locking mechanism for the chair, or the chair assembly and the frame/rocking bar are equipped with a clamping mechanism for the chair to maintain the working position for the swing and the working position for the chair separately. Specifically, as shown in  FIG. 2 , the chair joint  31  is equipped with a locking mechanism for the chair, and the mechanism consists of a locking block  311  and a locking gear  312 . The locking block  311  is a wheel structure, and several bumps are arranged on the outer circumference of the wheel structure, and the corresponding locking slots are arranged to match the several bumps on the locking block, and the locking block  311  and the locking gear  312  could be locked at multiple angles to maintain the working position for the swing and the working position for the rocking chair. 
     As shown in  FIGS. 1 and 3 , the infant swing rocking chair has two use modes: a swing and a rocking chair: 
     As shown in  FIG. 1 , when the infant swing rocking chair is in the use mode of swing, the front leg  11  and the rear leg  12  are in the working position of unfolding &amp; supporting to support the ground with the bottom ends of the front leg  11  and rear leg  12 , the rocking bar  2  is in the working position of rocking and the chair assembly  3  is in the working position for the rocking and the seat of chair assembly  3  faces upwards; 
     As shown in  FIG. 3 , when the infant swing rocking chair is in the use mode of rocking chair, the front leg  11  and the rear leg  12  are in the working position of folding to support the ground with the middle portion of the front leg  11 , the rocking bar is in the working position of locating and the chair assembly  3  is in the working position for the rocking chair and the seat of chair assembly faces upwards. 
     Specifically, as shown in  FIG. 1-3 , the rocking bar  2  is a curved bar that protrudes rearward, and in the use mode of rocking chair, the middle portion of the rocking bar  2  is higher than the seat surface of the chair assembly  3 , and the middle portion of the rocking bar  2  serves as an armrest. 
     Take this embodiment for an example, the rocking of the rocking bar  2  could be made manually and could also be made electrically by setting a motor as shown in  FIG. 2 , a leg joint  15  is equipped with a motor  153  inside, and the output shaft of the motor  153  is connected with the top end of the rocking bar  2  to drive the rocking of the rocking bar  2 . 
     As shown in  FIG. 1 ˜ 3 , the seat assembly  3  is specifically an annular frame composed of a seat post  32  and a backrest post  33 . The seat post  32  is a semicircular curved post and the backrest post  33  is also a semicircular curved post, and the surface of the seat post  32  is the seat surface while the surface of the backrest post  33  is the backrest surface. The specific structure of the above-mentioned seat assembly  3  is exemplified, and may be constituted by other structures in practice. 
     As shown in  FIG. 4 ˜ 8 , the change process of this embodiment is as follows: 
       FIG. 4  is the use mode of the swing. When it&#39;s to change to the rocking chair, fold the front leg  11  and the rear leg  12  to the working position of folding, then clamp the bayonet  1611  of the clamping piece for leg  161  on the rear beam  14  with the front beam  13  to lock the working position of folding as shown in  FIG. 5 ; then turn the rocking bar  2  backward to the working position of locating to make the block  211  of the chair joint  31  clamp with the clamping seat  212  of the rear leg  12  to make the rocking bar  2  locked in the working position of locating as shown in  FIG. 6 ; then turn the chair assembly  3  to the working position for the rocking chair and lock it in the working position for the rocking chair through the locking mechanism for the chair in the chair joint  31  as shown in  FIG. 7 ; finally lay the swing rocking chair forward and lay it flat to become the rocking chair as shown in  FIG. 8 . The above is the operation process of change from the use mode of the swing to the use mode of the rocking chair, and the reverse operation is to change from the use mode of the rocking chair to the use mode of the swing, which will not be described here. 
     The embodiment provides a convenient operation method and it provides the integral structure change without idle components in two use modes of swing and rocking chair, so the storage is more convenient. 
     It should be noted that the above described embodiments are only for illustration of technical concept and characteristics of present invention with purpose of making those skilled in the art understand the present invention, and thus these embodiments shall not limit the protection range of present invention. The equivalent changes or modifications according to spiritual essence of present invention shall fall in the protection scope of present invention.