CN204520032U - A kind of child swing - Google Patents
A kind of child swing Download PDFInfo
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- CN204520032U CN204520032U CN201520018605.3U CN201520018605U CN204520032U CN 204520032 U CN204520032 U CN 204520032U CN 201520018605 U CN201520018605 U CN 201520018605U CN 204520032 U CN204520032 U CN 204520032U
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Abstract
The utility model relates to a kind of child swing, it comprises a pocket assembly, the Connection Block set gradually from top to bottom, roll wheel assembly and base, seat pocket assembly is connected with Connection Block, roll wheel assembly comprises wheel seat, multiple roller, base and Connection Block are respectively equipped with the first track and the second track, first track, second track parallels and the bearing of trend of the two is consistent, second track, roller, first track stacks gradually setting from top to bottom, child swing also comprises the drive unit moved back and forth for driving rolls assembly, during child swing work, roll wheel assembly and Connection Block move reciprocatingly, wherein roller or produce relative motion with the second track together relative first track or relative second track produces relative motion together with the first track, the reciprocating motion length of Connection Block is greater than the reciprocating motion length of roll wheel assembly, drive unit comprises motor and transmission mechanism.The utility model novel structure, simply, implements safety, easy to install and use.
Description
Technical field
The utility model relates to a kind of child swing.
Background technology
At present, child swing great majority on market are by unsettled for the both sides of seat pocket rod member by employing fork, then under the driving of wabbler mechanism, a pocket rod member can be waved along child swing fore-and-aft direction, wherein wabbler mechanism is generally all mounted in the hanging position of fork, and the fit system of common employing gear, worm gear, worm screw, drives the swing of fork, its complex structure, and inconvenience is installed.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of child swing of improvement.
For solving above technical problem, a kind of technical scheme that the utility model adopts is as follows:
A kind of child swing, comprise a pocket assembly, this child swing also comprises the Connection Block set gradually from top to bottom, roll wheel assembly and base, seat pocket assembly is connected with Connection Block, roll wheel assembly comprises wheel seat, be arranged on the multiple rollers on wheel seat rotationally, base and Connection Block are respectively equipped with the first track and the second track, first track, second track parallels and the bearing of trend of the two is consistent, second track, roller, first track stacks gradually setting from top to bottom, child swing also comprises the drive unit moved back and forth for driving rolls assembly respect thereto, during child swing work, roll wheel assembly and Connection Block move reciprocatingly, wherein roller or produce relative motion with the second track together relative first track or relative second track produces relative motion together with the first track, the reciprocating motion length of Connection Block is greater than the reciprocating motion length of roll wheel assembly, drive unit comprises motor, by the transmission mechanism that motor and roll wheel assembly are in transmission connection.
Preferably, described transmission mechanism comprises the driving wheel be connected with motor, the driven pulley that can arrange rotationally, the connector that is connected with driving wheel and driven pulley respectively, driven pulley is also connected with roll wheel assembly, base or driving wheel, and when driven pulley is connected with roll wheel assembly, its rotation can drive roll wheel assembly respect thereto to move.
According to a concrete aspect, driven pulley is connected with base or driving wheel, transmission mechanism also comprises the shifting part be connected with connector, shifting part has the clicking section be connected with described roll wheel assembly, and clicking section can move back and forth along the direction consistent with the bearing of trend of the first track thus drive roll wheel assembly respect thereto to move under the drive of connector.
Concrete and the preferred aspect according to one: described roller has wheel shaft, wheel shaft can be arranged on wheel seat around Pivot Point Center line rotationally, motor is arranged on wheel seat, and driven pulley is fixedly connected with the wheel shaft of roller, and connector is driving-belt, its two ends are set on driving wheel and driven pulley respectively.
According to another concrete and preferred aspect: described roller has wheel shaft, wheel shaft can be arranged on wheel seat around Pivot Point Center line rotationally, motor is arranged on base, driven pulley can be arranged on base around Pivot Point Center line rotationally, connector is driving-belt, the bearing of trend of driving-belt is consistent with the bearing of trend of the first track and two ends are set on driving wheel and driven pulley respectively, and the clicking section of shifting part is fixedly plugged on wheel seat.
According to an also concrete and preferred aspect: described roller has wheel shaft, wheel shaft can be arranged on wheel seat around Pivot Point Center line rotationally, motor is arranged on base, driving wheel, driven pulley is gear, wherein, driving wheel is fixedly connected with base, the output shaft of motor penetrates rotatably driving wheel, connector is fixed on the output shaft of motor, driven pulley comprises the first driven pulley and the second driven pulley, first driven pulley is engaged with driving wheel and is rotationally connected by the first rotating shaft and connector, second driven pulley is engaged with the first driven gear and is rotationally connected by the second rotating shaft and connector, shifting part also comprises an end and is set in link rod part in the second rotating shaft rotationally, the other end that clicking section is arranged on link rod part is fixedly connected with wheel seat.
According to the utility model, described first track, the second track can be linears, also can be the arcs caved in earthward to centre from two ends, are wherein more preferably with the latter.
According to a concrete and preferred aspect of the present utility model, first track, the second track extend along the fore-and-aft direction of child swing, during child swing work, Connection Block and roll wheel assembly do the reciprocating motion of fore-and-aft direction, the proal extreme position of Connection Block is more forward than the proal extreme position of roll wheel assembly, and the extreme position that the extreme position that Connection Block moves backward moves backward than roll wheel assembly rearward.
Further preferably, described first track, the second track have two respectively, and lay respectively at the side, left and right two of Connection Block and base, every two rollers in all or part of described multiple rollers to be in transmission connection formation roller set by a wheel shaft, roller set has two at least, these at least two roller set distribute along the fore-and-aft direction of child swing, and two rollers forming each roller set lay respectively at the side, left and right two of child swing also respectively along two the first tracks, the second orbital motion.
Further, described wheel seat comprises and is positioned at two sides about described child swing and has the side seat of cavity, connect the connecting portion of two side, side seats, wheel shaft can be arranged on the seat of side around Pivot Point Center line rotationally, described roller is arranged in the cavity of side seat, motor is arranged on connecting portion, transmission mechanism comprises by the driving wheel of motor-driven rotation, the driven pulley that is fixedly connected with wheel shaft, and two ends are set in the driving-belt that the two is in transmission connection by driving wheel and driven pulley respectively.
Further, described driving wheel, driven pulley and driving-belt have two respectively, two driving wheel fixed covers are located on the output shaft of motor, and two driven pulleys are fixedly connected with the wheel shaft of roller set of the roller set being positioned at child swing forefront with the rearmost being positioned at child swing respectively.
Preferably, the first described track has extension along its length and the first opening up groove, second track has extension along its length and downward opening second groove, roller has the lug boss with the first groove and the second fit depressions, lug boss along roller circumference extend and its upper and lower lay respectively in the second groove and the first groove.
Due to the enforcement of above technical scheme, the utility model compared with prior art tool has the following advantages:
The utility model realizes waving by the slip of seat pocket assembly on base, novel structure, simply, implement safety, easy for installation, simultaneously, under cooperation by the first track, the second track and roller, make the reciprocating motion length of Connection Block be greater than the reciprocating motion length of roll wheel assembly, what add swing waves the limit, has more security.In addition, the utility model is also provided with the Vidacare corp of driving rolls component movement, does not rely on stranger and also can use swing.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and specific embodiment, the utility model is described in more detail:
Fig. 1 is the schematic front view of the child swing of embodiment 1;
Fig. 2 is the stereo-resolution schematic diagram of the child swing of embodiment 1;
Fig. 3 is the enlarged diagram of roll wheel assembly and driving mechanism in Fig. 2;
Fig. 4 is the local schematic top plan view of the child swing of embodiment 2;
Fig. 5 be in Fig. 4 A-A to cross-sectional schematic (roll wheel assembly mediates);
Fig. 6 be in Fig. 4 A-A to cross-sectional schematic (roll wheel assembly is in forward swing extreme position);
Fig. 7 be in Fig. 4 A-A to cross-sectional schematic (roll wheel assembly is in rear pendulum extreme position);
Fig. 8 is the local schematic top plan view (roll wheel assembly is in rear pendulum extreme position) of the child swing of embodiment 3;
Fig. 9 is the cross-sectional schematic of Fig. 8;
Figure 10 is the local schematic top plan view (roll wheel assembly mediates) of the child swing of embodiment 3;
Figure 11 is the cross-sectional schematic of Figure 10;
Figure 12 is the local schematic top plan view (roll wheel assembly is in forward swing extreme position) of the child swing of embodiment 3;
Figure 13 is the cross-sectional schematic of Figure 12;
Wherein: 1, seat pocket assembly; 2,2 ', 2 ", base; 20, the first track; 200, the first groove; 3,3 ', 3 ", roll wheel assembly; 30, side seat; 300, cavity; 31, connecting portion; 32, roller set; 320, roller; 320a, lug boss; 321, wheel shaft; 4, Connection Block; 40, the second track; 400, the second groove; 5,5 ', 5 ", motor; 6,6 ', driving wheel; 7,7 ', driven pulley; 8,8 ', 12, connector; 10, shifting part; 11, driving gear; 13, the first driven gear; 14, the second driven gear; 15, link rod part; 16, driving lever; A, the first rotating shaft; B, the second rotating shaft.
Detailed description of the invention
Embodiment 1
This example provides a kind of child swing.See Fig. 1 to Fig. 3, child swing comprises a pocket assembly 1, the Connection Block 4 set gradually, roll wheel assembly 3 and base 2 from top to bottom, for the reciprocating drive unit of driving rolls assembly 3.Seat pocket assembly 1 is fixedly connected with Connection Block 4.Wherein defining left side side in Fig. 1 is the front of child swing, and right side side is the rear of child swing.
Two roller set 32 that roll wheel assembly 3 comprises wheel seat and distributes along the fore-and-aft direction of child swing.Wheel seat comprises and is positioned at two sides about child swing and has the side seat 30 of cavity 300, connect the connecting portion 31 of two side, side seats 30.Each roller set 32 is by laying respectively at two rollers 320 of two sides about child swing and being formed by the wheel shaft 321 that these two rollers 320 are in transmission connection.Wheel shaft 321 can be arranged on side seat 30 rotationally around Pivot Point Center line, and roller 320 is arranged in the cavity 300 of side seat 30.Roller 320 has the lug boss 320a that the circumference along roller 320 extends.
Base 2 is provided with the side, left and right two that the first track 20, two the first tracks 20 that two fore-and-aft directions along child swing extend lay respectively at child swing.First track 20 is in the arc caved in earthward to centre from front and back end.First track 20 has extension along its length and the first opening up groove 200.The bottom of the lug boss 320a of roller 320 is positioned at the first groove 200 and matches with the first groove 200.By coordinating of the first groove 200 and lug boss 320a, roller 320 can stably move back and forth along the first track 20, realizes swing function.
Further, Connection Block 4 is provided with and extends along the longitudinal direction and two second tracks 40 parallel with the first track 20.Article two, the second track 40 also lays respectively at the side, left and right two of child swing.Second track 40 has extension along its length and downward opening second groove 400.Second groove 400 coordinates with the top of the lug boss 320a of roller 320.In each side, the second track 40, roller 320, first track 20 stack gradually setting from top to bottom.When child swing works, between the second track 40, roller 320, first track 20, relative motion can be produced.Particularly, when roller 320 moves along the first track 20, lug boss 320a matches with the second groove 400 and makes Connection Block 4 and roll wheel assembly 3 mass motion, when not continuing to move in the direction again in the end that roller 320 moves to the first track 20, Connection Block 4 is under effect of inertia, by coordinating of lug boss 320a and the second groove 400, counter roller assembly 3 and base 2 continue motion.The child swing of this kind of structure is only provided with compared with the swing of track at base with common, and it is comparatively large to wave the limit, and interest is stronger.
In this example, drive unit specifically comprises motor 5 and transmission mechanism.Transmission mechanism comprises the driven pulley 7 driving the driving wheel 6 of rotation by motor 5, be fixedly connected with wheel shaft 321, the connector 8 be connected with driving wheel 6 and driven pulley 7 respectively, connector 8 is specially two ends and is set in the driving-belt that the two is in transmission connection by driving wheel 6 and driven pulley 7 respectively.Motor 5 can rotate and reverse; Driving wheel 6 has two, is separately fixed on the output shaft of motor 5; Driven pulley 7 and connector 8 also have two respectively, and two driven pulleys 7 respectively fixed cover are located on the wheel shaft 321 of two roller set 32.The axis parallel of driving wheel 6 and driven pulley 7, the axial line of driven pulley 7 and the axis parallel of wheel shaft 321 or conllinear, and along the left and right directions horizontal-extending of child swing.
The operation principle of the child swing of this example is as follows:
Open motor 5, motor 5 rotating drives the positive and negative rotation of driving wheel 6, thus drives the positive and negative rotation of driven pulley 7, and positive and negative rotation of driven pulley 7 drives the Connection Block 4 of roll wheel assembly 3 and top thereof to move back and forth before and after the first track 20 together with seat pocket assembly 1.
When travelling forward: when the roller 320 in front moves to the front end of the first track 20, the front side wall of the first groove 200 on the bottom of the lug boss 320a of roller 320 and the first track 20 is conflicted, roller 320 cannot move forward, now, roll wheel assembly 3 respect thereto 2 is static, roll wheel assembly 3 is in the extreme position to forward swing, Connection Block 4 and seat pocket assembly 1 are then under effect of inertia, moved forward by coordinate counter roller assembly 3 and the base 2 of the second groove 400 with the lug boss 320a of roller 320, until the top of the lug boss 320a of the rear wall of the second groove 400 and the roller 320 at rear is inconsistent, now Connection Block 4 is in the extreme position to forward swing.
When moving backward: when the roller 320 being positioned at rear moves to the rear end of the first track 20, the rear wall of the first groove 200 on the bottom of the lug boss 320a of roller 320 and the first track 20 is conflicted, roller 320 cannot continue to move backward, now, roll wheel assembly 3 respect thereto 2 is static, roll wheel assembly 3 is in the extreme position put backward, Connection Block 4 and seat pocket assembly 1 are then under effect of inertia, continue to move backward by coordinate counter roller assembly 3 and the base 2 of the second groove 400 with the lug boss 320a of roller 320, until the top of the lug boss 320a of the front side wall of the second groove 400 and the roller 320 in front is inconsistent, now Connection Block is in the extreme position of rear pendulum.
Embodiment 2
This example provides a kind of child swing, and except drive unit, all the other are with embodiment 1.
See Fig. 4-7, the drive unit of this example comprises and is arranged on motor 5 ' on base 2 ' and transmission mechanism.Transmission mechanism comprise by motor 5 ' drive rotate and axial line vertically extend driving wheel 6 ', the upper and driven pulley 7 ' be in transmission connection by connector 8 ' and driving wheel 6 ' of base 2 ' can be arranged on around Pivot Point Center line rotationally, to be uprightly arranged on shifting part 10 on connector 8 '.Driving wheel 6 ' is fixed on the output shaft of motor 5 ', namely the bearing of trend of connector 8 ' is consistent with the bearing of trend of the first track, the second track extends along the fore-and-aft direction of child swing, the lower end of shifting part 10 is fixedly connected on connector 8 ', shifting part 10 top is clicking section, be fixedly connected with wheel seat, the connecting portion grafting of concrete and wheel seat.
The operation principle of this routine drive unit is: open motor 5 ', the positive and negative rotation of motor 5 ' drives the positive and negative rotation of driving wheel 6 ', driving wheel 6 ' rotating can be with follower link 8 ' around driving wheel 6 ' and the positive and negative rotation of driven pulley 7 ', connector 8 ' positive and negative rotate time its on shifting part 10 can before and after move back and forth, because shifting part 10 is fixedly connected with the wheel seat of roll wheel assembly 3 ', then roll wheel assembly 3 ' also moves back and forth corresponding front and back.
Embodiment 3
This example provides a kind of child swing, and except drive unit, all the other are with embodiment 1.
See Fig. 8-13, the drive unit of this example comprise be arranged on base 2 " on motor 5 " and transmission mechanism.Transmission mechanism comprises and base 2 " driving gear 11 that is fixedly connected with, connector 12, to engage with driving gear 11 and the first driven gear 13 be rotationally connected with connector 12 by the first rotating shaft a, to engage and the second driven gear 14 and the shifting part be rotationally connected by the second rotating shaft b and connector 12 with the first driven gear 13.Motor 5 " output shaft penetrate rotatably described driving gear 11, connector 12 is fixed on motor 5 " output shaft on.Shifting part comprises an end and is set in the link rod part 15 on the second rotating shaft b, the driving lever 16 be uprightly arranged on the other end of link rod part 15 rotationally, driving lever 16 is fixedly connected with wheel seat, the connecting portion grafting of concrete and wheel seat, driving lever 16 constitutes the clicking section of shifting part.Connector 12 is specially sheet.
The operation principle of this routine drive unit is: open motor 5 ", motor 5 " rotate time follower link 12 can be with to rotate, connector 12 rotates drive first driven gear 13 and the second driven gear 14 rotates around driving gear 11.Due to roll wheel assembly 3 " linear movement can only be done back and forth along the longitudinal direction, therefore, final motor 5 " positive and negative rotation drive driving lever 16 to move back and forth along the longitudinal direction, correspondingly, make roll wheel assembly 3 " move back and forth.
Above the utility model is described in detail; its object is to allow the personage being familiar with this art can understand content of the present utility model and be implemented; protection domain of the present utility model can not be limited with this; all equivalences done according to Spirit Essence of the present utility model change or modify, and all should be encompassed in protection domain of the present utility model.
Claims (11)
1. a child swing, comprise a pocket assembly, it is characterized in that: described child swing also comprises the Connection Block set gradually from top to bottom, roll wheel assembly and base, described seat pocket assembly is connected with described Connection Block, described roll wheel assembly comprises wheel seat, be arranged on the multiple rollers on described wheel seat rotationally, described base and Connection Block are respectively equipped with the first track and the second track, described first track, second track parallels and the bearing of trend of the two is consistent, the second described track, roller, first track stacks gradually setting from top to bottom, described child swing also comprises the drive unit for driving described roll wheel assembly respect thereto to move back and forth, during described child swing work, described roll wheel assembly and described Connection Block move reciprocatingly, wherein said roller or produce relative motion with described second track together relative first track or relative second track produces relative motion together with described first track, the reciprocating motion length of described Connection Block is greater than the reciprocating motion length of described roll wheel assembly, described drive unit comprises motor, by the transmission mechanism that described motor and described roll wheel assembly are in transmission connection.
2. child swing according to claim 1, it is characterized in that: described transmission mechanism comprises the driving wheel be connected with described motor, the driven pulley that can arrange rotationally, the connector that is connected with described driving wheel and driven pulley respectively, described driven pulley is also connected with roll wheel assembly, base or driving wheel, and when described driven pulley is connected with roll wheel assembly, its rotation can drive roll wheel assembly respect thereto to move.
3. child swing according to claim 2, it is characterized in that: described driven pulley is connected with described base or driving wheel, described transmission mechanism also comprises the shifting part be connected with described connector, described shifting part has the clicking section be connected with described roll wheel assembly, and described clicking section can move back and forth along the direction consistent with the bearing of trend of described first track thus drive described roll wheel assembly respect thereto to move under the drive of described connector.
4. child swing according to claim 2, it is characterized in that: described roller has wheel shaft, described wheel shaft can be arranged on described wheel seat rotationally around Pivot Point Center line, described motor is arranged on described wheel seat, described driven pulley is fixedly connected with the wheel shaft of described roller, and described connector is driving-belt, its two ends are set on described driving wheel and driven pulley respectively.
5. child swing according to claim 3, it is characterized in that: described roller has wheel shaft, described wheel shaft can be arranged on described wheel seat rotationally around Pivot Point Center line, described motor is arranged on described base, described driven pulley can be arranged on described base rotationally around Pivot Point Center line, described connector is driving-belt, the bearing of trend of described driving-belt is consistent with the bearing of trend of described first track and two ends are set on described driving wheel and driven pulley respectively, and the clicking section of described shifting part is fixedly plugged on described wheel seat.
6. child swing according to claim 3, it is characterized in that: described roller has wheel shaft, described wheel shaft can be arranged on described wheel seat rotationally around Pivot Point Center line, described motor is arranged on described base, described driving wheel, driven pulley is gear, wherein, described driving wheel is fixedly connected with described base, the output shaft of described motor penetrates rotatably described driving wheel, described connector is fixed on the output shaft of described motor, described driven pulley comprises the first driven pulley and the second driven pulley, described first driven pulley is engaged with described driving wheel and is rotationally connected by the first rotating shaft and described connector, described second driven pulley is engaged with the first described driven gear and is rotationally connected by the second rotating shaft and described connector, described shifting part also comprises an end and is set in link rod part in described second rotating shaft rotationally, the other end that described clicking section is arranged on described link rod part is fixedly connected with described wheel seat.
7. child swing according to claim 1, it is characterized in that: described first track, the second track extend along the fore-and-aft direction of described child swing, during described child swing work, described Connection Block and roll wheel assembly do the reciprocating motion of fore-and-aft direction, the proal extreme position of described Connection Block is more forward than the proal extreme position of described roll wheel assembly, and the extreme position that the extreme position that described Connection Block moves backward moves backward than described roll wheel assembly rearward.
8. child swing according to claim 7, it is characterized in that: described first track, second track has two respectively, and lay respectively at the side, left and right two of described Connection Block and described base, every two described rollers in all or part of described multiple rollers to be in transmission connection formation roller set by a wheel shaft, described roller set has two at least, described at least two roller set distribute along the fore-and-aft direction of described child swing, and two rollers forming each described roller set lay respectively at the side, left and right two of described child swing also respectively along described two the first tracks, second orbital motion.
9. child swing according to claim 8, it is characterized in that: described wheel seat comprises and is positioned at two sides about described child swing and has the side seat of cavity, connect the connecting portion of side seat described in two sides, and described wheel shaft can be arranged on the seat of described side rotationally around Pivot Point Center line
,described roller is arranged in the cavity of described side seat, described motor is arranged on described connecting portion, described transmission mechanism comprises by the driving wheel of motor-driven rotation, the driven pulley that is fixedly connected with described wheel shaft, and two ends are set in the driving-belt that the two is in transmission connection by driving wheel and driven pulley respectively.
10. child swing according to claim 9, it is characterized in that: described driving wheel, driven pulley and driving-belt have two respectively, described two driving wheel fixed covers are located on the output shaft of described motor, and described two driven pulleys are fixedly connected with the wheel shaft of roller set of the roller set being positioned at described child swing forefront with the rearmost being positioned at child swing respectively.
11. child swings any one of claims 1 to 3 described in claim, it is characterized in that: the first described track has extension along its length and the first opening up groove, second track has extension along its length and downward opening second groove, described roller has the lug boss with described first groove and the second fit depressions, described lug boss along described roller circumference extend and its upper and lower lay respectively in described second groove and the first groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520018605.3U CN204520032U (en) | 2015-01-12 | 2015-01-12 | A kind of child swing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520018605.3U CN204520032U (en) | 2015-01-12 | 2015-01-12 | A kind of child swing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204520032U true CN204520032U (en) | 2015-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520018605.3U Active CN204520032U (en) | 2015-01-12 | 2015-01-12 | A kind of child swing |
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| Country | Link |
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| CN (1) | CN204520032U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE1023454B1 (en) * | 2015-09-17 | 2017-03-27 | Tom Das | Cradle system |
| CN108371448A (en) * | 2015-12-23 | 2018-08-07 | 王晶怡 | A kind of baby's up and down motion bed |
| CN109645733A (en) * | 2019-01-28 | 2019-04-19 | 青岛乐悠悠童车有限公司 | A kind of track type electric swing chair structure |
-
2015
- 2015-01-12 CN CN201520018605.3U patent/CN204520032U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE1023454B1 (en) * | 2015-09-17 | 2017-03-27 | Tom Das | Cradle system |
| CN108371448A (en) * | 2015-12-23 | 2018-08-07 | 王晶怡 | A kind of baby's up and down motion bed |
| CN108523536A (en) * | 2015-12-23 | 2018-09-14 | 王晶怡 | A kind of baby's up and down motion bed |
| CN108371448B (en) * | 2015-12-23 | 2019-12-06 | 张津瑜 | Bed for baby to move up and down |
| CN108523536B (en) * | 2015-12-23 | 2019-12-06 | 张津瑜 | bed for baby to move up and down |
| CN109645733A (en) * | 2019-01-28 | 2019-04-19 | 青岛乐悠悠童车有限公司 | A kind of track type electric swing chair structure |
| CN109645733B (en) * | 2019-01-28 | 2023-10-24 | 青岛乐悠悠家居有限公司 | Rail-mounted electric swing chair structure |
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