CN102210531A

CN102210531A - Rocking chair

Info

Publication number: CN102210531A
Application number: CN2010101629629A
Authority: CN
Inventors: 黎玲红
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-04-05
Filing date: 2010-04-05
Publication date: 2011-10-12

Abstract

The invention discloses a rocking chair, which comprises a bottom supporting frame, a rotating mechanism fixed on the bottom supporting frame and a seat frame fixedly connected with the rotating mechanism, wherein the rotating mechanism comprises a fixed seat, a rotating shaft, a rotating joint and a seat frame supporting arm, wherein the fixed seat is fixed on a supporting groove on the bottom supporting frame; the rotating shaft is obliquely mounted on the fixed seat; the axial direction of the rotating shaft is vertical to the longitudinal direction of the bottom supporting frame; the rotating joint is fixed on the rotating shaft; the seat frame supporting arm penetrates the rotating joint; the two ends of the seat frame supporting arm are fixedly connected with the seat frame joint on the seat frame; and the seat frame swings around the rotating shaft. The rocking chair is obliquely placed by using the rotating shaft, so that the gravity centers of the rotating joint connected with the rotating shaft and the supporting arm have height difference and energy conversion between kinetic energy and potential energy can be carried out in a swinging process; and the seat swings in an arc shape around the rotating shaft with the supporting arm.

Description

Rocking chair

Technical field

The present invention relates to a kind of rocking chair, belong to children life apparatus field.

Background technology

Rocking chair is as a kind of general apparatus for children's use, and its flexibility and comfort level receive much concern.Chinese patent ZL200610082389.4 discloses a kind of baby rocking chair and has comprised seat body, be arranged on the cloth cover on the seat body, the bracing frame that is used for the supporting chair body, seat body is positioned at the top of bracing frame, bracing frame comprises the first arc bottom bar and the second arc bottom bar that is positioned at both sides, the axial line of setting rotatedly and its turning cylinder is perpendicular to horizontal plane between bracing frame and the seat body, be provided with position locking mechanism between bracing frame and the seat body, position locking mechanism has locking operating position and unlocking position, when position locking mechanism is under the locking operating position, rotate relative to forbidding between seat body and the bracing frame, when position locking mechanism is under the unlocking position, seat body can be rotated relative to bracing frame.This rocking chair can satisfy the requirement of general flexibility, but there is certain shortcoming in it: rocking chair stability and comfort level are bad, are unfavorable for pacifying child.

Summary of the invention

The present invention provides a kind of rocking chair that uses simple in structure, convenient in order to overcome the shortcoming that existing rocking chair exists.

The present invention can be achieved by taking following technical scheme:

A kind of rocking chair, comprise the bottom support frame, be fixed in rotating mechanism and the mounting of fixedlying connected on the bottom support frame with rotating mechanism, described rotating mechanism comprises holder, rotating shaft, rotary joint and mounting support arm, described holder is fixed on the support slot of bottom support frame, described rotating shaft tilts to be installed on the holder, and its axis direction is vertical with the longitudinal direction of bottom support frame, described rotary joint is fixed on the rotating shaft, described mounting support arm penetrates rotary joint, and the two ends of mounting support arm are fixedly connected on the mounting joint of mounting, and mounting is around rotation axis oscillating.

On the basis of the above, mounting support arm of the present invention is interior semicircle, and the end points of mounting support arm is upturned curvedly to the support arm between rotary joint, and described mounting support arm adopts resilient support arms; Described mounting is provided with toy bar, and described toy bar is fixedly mounted on the mounting joint.

The present invention is further improved: this rocking chair also comprises Vidacare corp, and described Vidacare corp is fixed on the holder and with the rotating shaft coaxle line and is connected; Described Vidacare corp comprises the motor in the shell with fixed seat, the driving gearbox that is connected with motor and the drive circuit board that links to each other with the motor electricity, the rotating output shaft of described driving gearbox is connected with the rotating shaft coaxle line, is used to drive the swing of connecting axle driven rotary joint.

Be provided with grating and sensor in the driving gearbox of the present invention, described grating is connected with the output shaft of motor, sensor is positioned at the side of grating and is electrically connected with the drive circuit board of Vidacare corp, by the detection of sensor and the control of electric circuit plate, the user is operation control panel as required, thus the motion of control rocking chair.

Compared with prior art, the present invention has the following advantages: the present invention adopts rotating shaft to tilt to place, make the connection rotary joint in the above and the center of gravity generation difference in height of support arm, in swing process, produce the power conversion between kinetic energy and the potential energy, the seat is along with support arm is done the arc swing around rotating shaft, simultaneously, because support arm adopts resilient support arms, can make the seat in the process of doing the arc swing, be accompanied by the generation of up-down vibration.In addition, rocking chair of the present invention has also increased Vidacare corp, Vidacare corp is connected with rotating shaft, the energy of support arm institute's loss in swing process is replenished, and, be provided with grating and sensor in the Vidacare corp, by the detection of sensor and the control of electric circuit, the user can transfer the frequency and the amplitude of rocking chair swing as required.Rocking chair of the present invention is simple in structure, and applicability is wide.

Description of drawings

Fig. 1 is the front view of rocking chair of the present invention.

Fig. 2 is the perspective view of rocking chair of the present invention.

Fig. 3 is the STRUCTURE DECOMPOSITION schematic diagram of the rocking chair among Fig. 2.

Fig. 4 is the structural representation of bottom support frame of the present invention and support arm junction, seat.

Fig. 5 is the STRUCTURE DECOMPOSITION schematic diagram of Fig. 3.

Fig. 6 is the swing schematic diagram of seat of the present invention support arm.

Fig. 7 is the electrical block diagram of motorized motions circuit of the present invention.

The specific embodiment

Below in conjunction with accompanying drawing the specific embodiment of the present invention is described in detail.

Embodiment 1

Extremely shown in Figure 6 as Fig. 1, rocking chair of the present invention, a kind of rocking chair, comprise bottom support frame 1, be fixed in rotating mechanism 2 and the mounting 3 of fixedlying connected on the bottom support frame 1 with rotating mechanism 2, described rotating mechanism 2 comprises holder 4, rotating shaft 5, rotary joint 6 and mounting support arm 7, described holder 4 is fixed on the support slot of bottom support frame 1, described rotating shaft 5 tilts to be installed on the holder 4, and its axis direction is vertical with the longitudinal direction of bottom support frame 1, be provided with bearing between the holddown groove of rotating shaft 5 and bottom support frame 1, described rotary joint 6 is fixed on the rotating shaft 5, described mounting support arm 7 penetrates rotary joint 6, and the two ends of mounting support arm 7 are fixedly connected on the mounting joint of mounting 3, and mounting is around rotation axis oscillating.

Mounting support arm 7 of the present invention is interior semicircle, and the end points of mounting support arm 7 is upturned curved to the support arm of 6 of rotary joints, and this mounting support arm 7 adopts Elastic Steel to make, the rotating shaft of described seat support arm 4 and the angle β of horizontal plane are 0 °～90 °, make the seat support arm when rotating shaft rotates, center of gravity produce difference in height, thereby in swing process, can produce the power conversion between kinetic energy and the potential energy, produce the inertia that back and forth freely swings.It is more little that β is provided with, and then hunting frequency is fast more, and near 90 degree, then frequency is slow more more for β, β equal 90 when spending then frequency be zero, mechanism does not produce and freely swings; Described mounting 3 is provided with toy bar 8, and described toy bar 8 is fixedly mounted on the mounting joint.

Embodiment 2

Extremely shown in Figure 6 as Fig. 2, on the basis of embodiment 1, the characteristics of present embodiment are: this rocking chair also comprises Vidacare corp 9, described Vidacare corp 9 is fixed on the holder 4 and with rotating shaft 5 coaxial lines and is connected, described Vidacare corp 9 comprises the interior motor 10 of housing of holder 4, driving gearbox 11 that is connected with motor 10 and the drive circuit board 12 that links to each other with motor 10 electricity, the rotating output shaft of described driving gearbox 11 is connected with rotating shaft 5 coaxial lines, pass through Vidacare corp, the energy of seat support arm institute's loss in swing process is replenished, can ceaselessly do and freely swing; Be provided with grating 13 and sensor 14 in the described driving gearbox 11, described grating 13 is connected with the output shaft of motor 10, sensor 14 is positioned at the side of grating 13 and is electrically connected with the drive circuit board 12 of Vidacare corp 9, by the detection of sensor and the control of electric circuit plate, the user is operation control panel as required, thus the motion of control rocking chair.

As shown in Figure 7, the control procedure of drive circuit of the present invention is as follows: the structure of drive circuit board 12 and relevant control principle thereof are: by the rocking tendency control IC 3 output pwm pulses of motor 10, make its conducting by resistance R 6 to triode Q5 base stage respectively, just make its conducting output by resistance R 7 to triode Q4 base stage again, make its conducting output negative by resistance R 11 to triode Q9 base stage simultaneously, at this moment motor 10 clockwise or rotate counterclockwise the predefined number of degrees, pwm pulse makes its conducting by resistance R 9 to triode Q7 base stage respectively more then, just make its conducting output by resistance R 8 to triode Q6 base stage again, make its conducting output negative by resistance R 10 to triode Q8 base stage simultaneously, at this moment motor 10 counterclockwise or clockwise rotate the predefined number of degrees, when motor 10 rotates, detection by sensor 14, the bearing data of motor 10 rotations is flowed to the rocking tendency control IC3 of motor, and then by its output pwm pulse control motor 10 rotation, motor 10 then drives the drive shaft turns of driving gearbox 11.

The present invention adopts rotating shaft to tilt to place, make the connection rotary joint in the above and the center of gravity generation difference in height of support arm, in swing process, produce the power conversion between kinetic energy and the potential energy, the seat is along with support arm is done the arc swing around rotating shaft, simultaneously, because support arm adopts resilient support arms, can make the seat in the process of doing the arc swing, be accompanied by the generation of up-down vibration.In addition, rocking chair of the present invention has also increased Vidacare corp, Vidacare corp is connected with rotating shaft, the energy of support arm institute's loss in swing process is replenished, and, be provided with grating and sensor in the Vidacare corp, by the detection of sensor and the control of electric circuit, the user can transfer the frequency and the amplitude of rocking chair swing as required.Rocking chair of the present invention is simple in structure, and applicability is wide.

Claims

1. rocking chair, comprise bottom support frame (1), be fixed in rotating mechanism (2) and the mounting (3) of fixedlying connected on the bottom support frame (1) with rotating mechanism (2), it is characterized in that described rotating mechanism (2) comprises holder (4), rotating shaft (5), rotary joint (6) and mounting support arm (7), described holder (4) is fixed on the support slot of bottom support frame (1), described rotating shaft (5) tilts to be installed on the holder (4), and its axis direction is vertical with the longitudinal direction of bottom support frame (1), described rotary joint (6) is fixed on the rotating shaft (5), described mounting support arm (7) penetrates rotary joint (6), and the two ends of mounting support arm (7) are fixedly connected on the mounting joint of mounting (3), and mounting is around rotation axis oscillating.

2. rocking chair according to claim 1 it is characterized in that described mounting support arm (7) is interior semicircle, and the end points of mounting support arm (7) is upturned to the support arm between rotary joint (6) curved.

3. rocking chair according to claim 2 is characterized in that described mounting (3) is provided with toy bar (8), and described toy bar (8) is fixedly mounted on the mounting joint.

4. according to each described rocking chair in the claim 1 to 3, it is characterized in that also comprising Vidacare corp (9), described Vidacare corp (9) is fixed on holder (4) and upward and with rotating shaft (5) coaxial line is connected.

5. rocking chair according to claim 4, it is characterized in that described Vidacare corp (9) comprise the motor (10) in the housing of holder (4), the driving gearbox (11) that is connected with motor (10) and and the electric drive circuit board (12) that links to each other of motor (10), the rotating output shaft of described driving gearbox (11) is connected with rotating shaft (5) coaxial line.

6. rocking chair according to claim 5, it is characterized in that being provided with in the described driving gearbox (11) grating (13) and sensor (14), described grating (13) is connected with the output shaft of motor (10), and sensor (14) is positioned at the side of grating (13) and is electrically connected with the drive circuit board (12) of Vidacare corp (9).