WO2023115823A1 - 一种婴儿摇床的运动装置及婴儿摇床 - Google Patents

一种婴儿摇床的运动装置及婴儿摇床 Download PDF

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Publication number
WO2023115823A1
WO2023115823A1 PCT/CN2022/095800 CN2022095800W WO2023115823A1 WO 2023115823 A1 WO2023115823 A1 WO 2023115823A1 CN 2022095800 W CN2022095800 W CN 2022095800W WO 2023115823 A1 WO2023115823 A1 WO 2023115823A1
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arm
worm
main body
hinged
plate
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PCT/CN2022/095800
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English (en)
French (fr)
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邵翔
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蜜童智能科技(扬州)有限公司
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Publication of WO2023115823A1 publication Critical patent/WO2023115823A1/zh

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    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47D—FURNITURE SPECIALLY ADAPTED FOR CHILDREN
    • A47D15/00—Accessories for children's furniture, e.g. safety belts or baby-bottle holders
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47D—FURNITURE SPECIALLY ADAPTED FOR CHILDREN
    • A47D9/00—Cradles ; Bassinets
    • A47D9/02—Cradles ; Bassinets with rocking mechanisms

Definitions

  • the utility model relates to the technical field of baby cradles, in particular to a movement device of a baby cradle and the baby cradle.
  • the baby rocking bed can help the baby to sleep.
  • the stable and balanced rocking can make the baby's brain nerve regulation stable and fall asleep quickly.
  • the time to use the automatic rocking bed to make the baby fall asleep is 2 times earlier than the traditional manual rocking bed to make the baby fall asleep. ⁇ 4 minutes.
  • the purpose of the utility model is to provide a movement device for a baby cradle, which can provide various forms of movement, thereby fully simulating the movement trajectory of parents when they hug each other with both hands, and has a strong overall bearing capacity, long service life, and low cost. Low.
  • the utility model provides a movement device of a baby cradle, which comprises: a base and a cradle main body, and a fixing plate is vertically arranged on the base; a driving mechanism for driving the main body of the shaking table;
  • the drive mechanism includes a master arm and a slave arm, the bottom of the master arm is connected to a power mechanism, and the top is hinged to the bottom of the slave arm through a polished rod; the top of the slave arm is connected to the main body of the shaker;
  • the top of the fixed plate is provided with a bearing plate, and both ends of the bearing plate are equipped with a weight reduction mechanism;
  • the weight reduction mechanism includes two weight reduction arms arranged in a V shape, and the bottom intersection of the two weight reduction arms It is fixed at the end of the bearing plate, and the top is in conflict with the main body of the shaking table; the middle of the two weight-reducing arms is provided with a weight-reducing spring.
  • the utility model provides a movement device for a baby rocker.
  • the movement device is provided with two sets of driving mechanisms, and the driving arm in the driving mechanism drives the driven arm and the main body of the shaking bed to move, and can provide a flat
  • the three degrees of freedom within the working range can be moved to any position and rotated according to the needs, so that various forms of motion trajectories can be realized to meet the needs of use; and the active arm and the driven arm are hinged by a polished rod without using Bearings can effectively reduce costs; by setting two V-shaped weight-reducing arms and a weight-reducing spring connecting the two weight-reducing arms, the load of the overall mechanism can be greatly reduced by the amount of spring expansion and contraction, thereby improving the overall performance of the device. Structural strength and service life, while reducing energy consumption during work.
  • the driving mechanism further includes an auxiliary arm arranged in parallel with the active arm, a support arm arranged in parallel with the driven arm, and a connecting block for connecting the auxiliary arm and the support arm;
  • the connecting block is an approximately triangular block, and the vertex near the upper side of the connecting block is hinged at the connection point of the active arm and the driven arm; the vertex near the lower side of the connecting block is hinged with the top of the auxiliary arm
  • the apex in the middle of the connecting block is hinged to the bottom end of the support arm; the bottom end of the auxiliary arm is hinged to the fixing plate, and the top end of the support arm is connected to the main body of the shaker.
  • the supporting arm and the connecting block, the auxiliary arm and the fixing plate, and the auxiliary arm and the connecting block are all connected by polished rods.
  • two parallelograms can be formed with the active arm and the driven arm respectively, so as to support and prevent the main body of the shaker from turning over, and ensure that the main body of the shaker is always kept horizontal during the movement.
  • a pulley is arranged on the top of the weight reducing arm, and the pulley is in conflict with the main body of the shaking table. Setting the pulley can reduce the friction loss between the weight reducing arm and the shaker main body during the movement.
  • a first limit column for limiting the active arm is arranged above the active arm, and a second limit column for limiting the auxiliary arm is arranged below the auxiliary arm, so Both the first limiting post and the second limiting post are fixed on the fixing plate.
  • the power mechanism includes a housing, and the housing and the fixing plate form a transmission box; the top of the transmission box is provided with a groove; one end of the bearing plate is fixed through the groove, and the other end A column is arranged between the bottom and the base.
  • Such an arrangement can improve the supporting strength of the bearing plate, thereby improving the overall structural strength of the device.
  • the housing is provided with a motor, a worm and a worm wheel, and the worm is arranged vertically; the output end of the motor is connected to the worm, and the worm wheel is connected to the worm; the center of the worm wheel is connected to
  • the transmission shaft is connected to the active arm through the fixed plate; the motor drives the worm to drive the worm wheel to rotate.
  • the use of worm gear for transmission can ensure stable transmission, and the single-stage speed ratio is large, which is convenient for controlling the running speed and track of the moving device.
  • the number of the slave arms is two, which are respectively arranged on both sides of the master arm.
  • the arrangement of two slave arms is beneficial to improve the motion control effect on the main body of the shaker, and can improve the balance.
  • the end of the active arm connected to the transmission shaft is provided with an induction block
  • the fixed plate is provided with a photoelectric switch
  • the induction block passes through the sensing area of the photoelectric switch to make the photoelectric switch reset Signal.
  • a reset signal can be obtained through the photoelectric switch to reset the motion device.
  • the bottom of the shaker body is provided with a first connecting plate and a second connecting plate
  • the driven arm is hinged to the first connecting plate
  • the support arm is hinged to the second connecting plate.
  • Both the first connecting plate and the second connecting plate are L-shaped, and the first connecting plate is arranged inside the shaker main body, and the second connecting plate is arranged outside the shaker main body.
  • the utility model also provides a baby rocking bed, which uses the above-mentioned moving device to move with a predetermined track.
  • the baby cradle can realize multiple motion trajectories such as car riding, kangaroo jumping, swinging, shaking to sleep, and waves, and can simulate the motion trajectories of cuddling, and has a strong bearing capacity and low cost.
  • the moving device of the baby rocking bed of the utility model can provide three degrees of freedom in the plane by setting two sets of driving mechanisms, and using the active arm in the driving mechanism to drive the slave arm and the main body of the rocking bed to move. Move to any position within the working range and rotate, so that various forms of motion trajectories can be realized to meet the needs of use;
  • Fig. 1 is a schematic diagram of the external structure of the motion device provided by the embodiment of the present invention.
  • Fig. 2 is a schematic diagram of the internal structure of the movement device axially provided by the embodiment of the present invention
  • Fig. 3 is a schematic diagram of the internal structure of the front view direction of the exercise device provided by the embodiment of the utility model;
  • Fig. 4 is a schematic diagram of the internal structure of the rear view direction of the exercise device provided by the embodiment of the present invention.
  • Fig. 5 is a schematic diagram of the internal structure of the side view direction of the movement device provided by the embodiment of the present invention.
  • FIG. 6 is a partially enlarged view of part A in FIG. 4 .
  • connection should be understood in a broad sense, for example, it can be a fixed connection or a flexible connection.
  • Detachable connection, or integral connection it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediary, and it can be the internal communication of two components.
  • connection should be understood in a broad sense, for example, it can be a fixed connection or a flexible connection.
  • Detachable connection, or integral connection it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediary, and it can be the internal communication of two components.
  • this embodiment provides a movement device for a baby cradle, including: a base 1 and a cradle body 9, and a fixing plate 2 is vertically arranged on the base 1; the base 1 and the cradle body 9 There are two sets of driving mechanisms for driving the movement of the shaker main body 9;
  • the driving mechanism includes a master arm 5 and a slave arm 6, and the number of slave arms 6 is two, which are arranged on both sides of the master arm 5 respectively.
  • the bottom of the main arm 5 is connected with a power mechanism, and the top is hinged with the bottom of the slave arm 6 through a polished rod; the top of the slave arm 6 is connected with the shaker main body 9 .
  • the driving mechanism also includes an auxiliary arm 3 arranged in parallel with the active arm 5, a support arm 7 arranged in parallel with the driven arm 6, and a connecting block 4 for connecting the auxiliary arm 3 and the supporting arm 7;
  • the connecting block 4 is an approximate triangular block, and the vertex near the upper side of the connecting block 4 is hinged at the connection point of the active arm 5 and the driven arm 6; the vertex near the lower side of the connecting block 4 is hinged with the top of the auxiliary arm 3; the middle of the connecting block 4
  • the apex is hinged to the bottom end of the support arm 7; the bottom end of the auxiliary arm 3 is hinged to the fixed plate 2, and the top end of the support arm 7 is connected to the main body 9 of the shaking table.
  • the supporting arm 7 and the connecting block 4, the auxiliary arm 3 and the fixed plate 2, and the auxiliary arm 3 and the connecting block 4 are all connected by polished rods.
  • the auxiliary arm 3 and the support arm 7 form two parallelograms with the main arm 5 and the driven arm 6 respectively, thereby supporting and preventing the rocking table main body 9 from rolling over, ensuring that the shaking table main body 9 is always kept horizontal during the movement.
  • a first connecting plate 10 and a second connecting plate 8 are provided at the bottom of the shaker main body 9 , the driven arm 6 is hinged to the first connecting plate 10 , and the supporting arm 7 is hinged to the second connecting plate 8 .
  • Both the first connecting plate 10 and the second connecting plate 8 are L-shaped, and the first connecting plate 10 is arranged inside the shaker main body 9 , and the second connecting plate 8 is arranged outside the shaker main body 9 .
  • the power mechanism includes a housing 24, and the housing 24 and the fixed plate 2 form a transmission box; the top of the transmission box is provided with a groove 25; this arrangement can improve the supporting strength of the bearing plate 13, and then improve the performance of the device. overall structural strength.
  • motor 16 worm screw 15 and worm wheel 14 are arranged in housing 24, and worm screw 15 is vertically arranged;
  • the output end of motor 16 is connected with worm screw 15, and worm wheel 14 is connected with worm screw 15 drive;
  • the transmission shaft 22 passes through the fixed plate 2 and is connected with the active arm 5;
  • the motor 16 drives the worm 15 to drive the worm wheel 14 to rotate, and the worm wheel 14 drives the active arm 5 to move through the transmission shaft 22.
  • the stepping motor 16 is selected as the motor 16.
  • a bearing plate 13 is arranged on the top of the fixing plate 2 , one end of the bearing plate 13 is fixed by a groove 25 , and a column 19 is arranged between the bottom of the other end and the base 1 .
  • Both ends of the loading plate 13 are equipped with a weight reducing mechanism; the weight reducing mechanism includes two weight reducing arms 11 arranged in a V shape, the bottom intersections of the two weight reducing arms 11 are fixed on the end of the loading plate 13, and the top is connected to the main body of the shaking table. 9 contradict each other; the middle part of the two weight-reducing arms 11 is provided with a weight-reducing spring 12 .
  • a pulley 23 is arranged on the top of the weight reducing arm 11, and the pulley 23 is in conflict with the main body 9 of the rocking table. Setting the pulley 23 can reduce the friction loss between the weight reducing arm 11 and the shaking table main body 9 during the movement.
  • a first limit column 20 for limiting the active arm 5 is provided above the active arm 5, and a second limit column 20 for limiting the auxiliary arm 3 is provided below the auxiliary arm 3.
  • the positioning column 21 , the first limiting column 20 and the second limiting column 21 are all fixed on the fixing plate 2 .
  • an induction block 17 is arranged on the end where the active arm 5 is connected to the transmission shaft 22, and a photoelectric switch 18 is arranged on the fixed plate 2, and the induction block 17 passes through the sensing area of the photoelectric switch 18 so that the photoelectric switch 18 sends a reset signal .
  • a reset signal can be obtained through the photoelectric switch 18 to reset the motion device.
  • the motion device of the present invention can realize different motion trajectories, thereby simulating the cuddling trajectory, and has a strong overall bearing capacity and low cost.

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Pediatric Medicine (AREA)
  • Toys (AREA)
  • Mixers With Rotating Receptacles And Mixers With Vibration Mechanisms (AREA)

Abstract

一种婴儿摇床的运动装置及婴儿摇床，包括：底座（1）和摇床主体（9），底座（1）上竖直设置有固定板（2）；底座（1）和摇床主体（9）之间设置有两组用于驱动摇床主体（9）运动的驱动机构；驱动机构包括主动臂（5）和从动臂（6），主动臂（5）底部连接有动力机构，顶部通过光杆与从动臂（6）底部铰接；从动臂（6）顶部与摇床主体（9）相连；固定板（2）顶部设置有承载板（13），承载板（13）两端均安装有减重机构；减重机构包括呈V形设置的两个减重臂（11），两个减重臂（11）的底部交点固定在承载板（13）端部，顶部与摇床主体（9）相抵触；两个减重臂（11）的中部设置有减重弹簧（12）。

Description

一种婴儿摇床的运动装置及婴儿摇床 技术领域
本实用新型涉及婴儿摇床技术领域，具体而言，涉及一种婴儿摇床的运动装置及婴儿摇床。
背景技术
婴儿摇床可以帮助宝宝睡眠，平稳均衡的摇动，可以使婴儿的大脑神经调节平稳、入睡迅速，试验发现，使用自动摇床使婴儿入睡的时间比传统的手动摇床使婴儿入睡的时间提前2～4分钟。
目前国内市场上流通的婴儿摇椅种类繁多，但传统的手动摇床摆幅大小不稳定，摆的速度也不稳定，在摇动过程中会出现头昏、吐奶等现象。现有的电动摇床运动形式单一，或者是做平移运动，或是做轴向运动，不能充分模拟父母双手哄抱时的运动轨迹。国外市场有较好的婴儿摇床品牌，能充分模拟父母的哄抱，但仍存在价格较高，使用周期短、载重低等缺点。
有鉴于此，特提出本实用新型。
实用新型内容
本实用新型的目的在于提供一种婴儿摇床的运动装置，该运动装置能够提供多种形式的运动，从而充分模拟父母双手哄抱时的运动轨迹，且整体承载力强，使用周期长，成本低。
为了实现本实用新型的上述目的，特采用以下技术方案：
本实用新型提供了一种婴儿摇床的运动装置，包括：底座和摇床主体，所述底座上竖直设置有固定板；所述底座和所述摇床主体之间设置有两组用于驱动所述摇床主体运动的驱动机构；
所述驱动机构包括主动臂和从动臂，所述主动臂底部连接有动力机构，顶部通过光杆与所述从动臂底部铰接；所述从动臂顶部与所述摇床主体相连；
所述固定板顶部设置有承载板，所述承载板两端均安装有减重机构；所述减重机构包括呈V形设置的两个减重臂，两个所述减重臂的底部交点固定在所述承载板端部，顶部与所述摇床主体相抵触；两个减重臂的中部设置有减重弹簧。
现有技术中，婴儿摇篮种类繁多，其中，传统的手动摇篮摆幅大小不稳定，摆的速度也不稳定，在摇动过程中会出现头昏、吐奶等现象。国内现有的电动摇篮运动形式单一，或者是做平移运动，或是做轴向运动，不能充分模拟父母双手哄抱时的运动轨迹。国外市场有较好的婴儿摇篮品牌，能充分模拟父母的哄抱，但仍存在价格较高，使用周期短、载重低等缺点。
为解决上述技术问题，本实用新型提供了一种婴儿摇床的运动装置，该运动装置通过设置两组驱动机构，利用驱动机构中的主动臂带动从动臂和摇床主体运动，能够提供平面内的三个自由度，可根据需要移动到工作范围内的任何位置以及进行旋转，从而能够实现多种形式的运动轨迹，满足使用需要；且主动臂与从动臂间通过光杆铰接，无需使用轴承，能够有效减少成本；通过设置由两个呈V形设置的减重臂以及连接两个减重臂的减重弹簧，能够通过弹簧伸缩量大大降低了整体机构的载荷，从而提高装置整体的结构强度和使用寿命，同时减少工作过程中的能耗。
优选的，所述驱动机构还包括与所述主动臂平行设置的辅助臂、与所述从动臂平行设置的支撑臂以及用于连接所述辅助臂和所述支撑臂的连接块；所述连接块为近似三角形块，所述连接块靠近上侧的顶点铰接在所述主动臂和所述从动臂的连接点处；所述连接块靠近下侧的顶点与所述辅助臂顶端相铰接；所述连接块中间的顶点与所述支撑臂底端相铰接；所述辅助臂底端铰接在所述固定板上，所述支撑臂顶端与所述摇床主体相连。所述支撑臂与所述连接块、所述辅助臂与所述固定板、所述辅助臂与所述连接块均通过光杆连接。通过设置 辅助臂和支撑臂，能够分别与主动臂和从动臂形成两个平行四边形，从而起到支撑以及防止摇床主体侧翻的作用，保证运动过程中摇床主体始终保持水平。
优选的，减重臂顶部设置有滑轮，所述滑轮与所述摇床主体相抵触。设置滑轮能够减少运动过程中减重臂与摇床主体间的摩擦损耗。
优选的，所述主动臂上方设置有用于对所述主动臂进行限位的第一限位柱，所述辅助臂下方设置有用于对所述辅助臂进行限位的第二限位柱，所述第一限位柱与所述第二限位柱均固定在固定板上。通过设置限位柱，能够对整体运动起到限位作用，防止其运动过位，同时提高整体的安全性。
优选的，所述动力机构包括壳体，所述壳体与所述固定板形成传动箱体；所述传动箱体顶部设置有凹槽；所述承载板一端通过所述凹槽固定，另一端底部与底座间设置有立柱。这样设置能够提高对承载板的支撑强度，进而提高装置整体的结构强度。
优选的，所述壳体内设置有电机，蜗杆和蜗轮，所述蜗杆竖直设置；所述电机的输出端与所述蜗杆相连，所述蜗轮与所述蜗杆传动连接；所述蜗轮中心连接有传动轴，所述传动轴穿过所述固定板与所述主动臂相连；所述电机驱动所述蜗杆带动所述蜗轮转动。使用蜗轮蜗杆进行传动能够保证传动平稳，且单级速比大，便于对运动装置运行速度及轨迹的控制。
优选的，所述从动臂数量为两个，分别设置在所述主动臂的两侧。设置两个从动臂有利于提高对摇床主体的运动控制效果，且能够提高平衡性。
优选的，所述主动臂与所述传动轴连接的一端设置有感应块，所述固定板上设置有光电开关，所述感应块经过所述光电开关的感应区以使所述光电开关发出复位信号。当需要开启或切换运动轨迹时，通过光电开关能够得到一个复位信号，使运动装置复位。
优选的，所述摇床主体底部设置有第一连接板和第二连接板，所述从动臂与所述第一连接板相铰接，所述支撑臂与所述第二连接板相铰接。所述第一连接板与第二连接板均呈L形，且所述第一连接板设置在所述摇床主体的内侧， 第二连接板设置在摇床主体的外侧。
本实用新型还提供了一种婴儿摇床，应用上述的运动装置进行预定轨迹运动。
该婴儿摇床能够实现乘车、袋鼠跳、荡秋千、摇摇哄睡、波浪等多种运动轨迹，能够模拟哄抱时的运动轨迹，且承载力强，成本低。
与现有技术相比，本实用新型的有益效果在于：
(1)本实用新型的婴儿摇床的运动装置通过设置两组驱动机构，利用驱动机构中的主动臂带动从动臂和摇床主体运动，能够提供平面内的三个自由度，可根据需要移动到工作范围内的任何位置以及进行旋转，从而能够实现多种形式的运动轨迹，满足使用需要；
(2)通过将主动臂与从动臂间通过光杆铰接，无需使用轴承，能够有效减少成本；
(3)通过设置由两个呈V形设置的减重臂以及连接两个减重臂的减重弹簧，能够通过弹簧伸缩量大大降低了整体机构的载荷，从而提高装置整体的结构强度和使用寿命，同时减少工作过程中的能耗。
附图说明
通过阅读下文优选实施方式的详细描述，各种其他的优点和益处对于本领域普通技术人员将变得清楚明了。附图仅用于示出优选实施方式的目的，而并不认为是对本实用新型的限制。而且在整个附图中，用相同的参考符号表示相同的部件。在附图中：
图1为本实用新型实施例提供的运动装置的外部结构示意图；
图2为本实用新型实施例提供的运动装置轴侧方向的内部结构示意图；
图3为本实用新型实施例提供的运动装置主视方向的内部结构示意图；
图4为本实用新型实施例提供的运动装置后视方向的内部结构示意图；
图5为本实用新型实施例提供的运动装置侧视方向的内部结构示意图；
图6为图4中A部分的局部放大图。
其中：
1-底座；        2-固定板；
3-辅助臂；      4-连接块；
5-主动臂；      6-从动臂；
7-支撑臂；      8-第二连接板；
9-摇床主体；    10-第一连接板；
11-减重臂；     12-减重弹簧；
13-承载板；     14-蜗轮；
15-蜗杆；       16-电机；
17-感应块；     18-光电开关；
19-立柱；       20-第一限位柱；
21-第二限位柱； 22-传动轴；
23-滑轮；       24-壳体；
25-凹槽。
具体实施方式
下面将结合附图和具体实施方式对本实用新型的技术方案进行清楚、完整地描述，但是本领域技术人员将会理解，下列所描述的实施例是本实用新型一部分实施例，而不是全部的实施例，仅用于说明本实用新型，而不应视为限制本实用新型的范围。基于本实用新型中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本实用新型保护的范围。实施例中未注明具体条件者，按照常规条件或制造商建议的条件进行。所 用试剂或仪器未注明生产厂商者，均为可以通过市售购买获得的常规产品。
在本实用新型的描述中，需要说明的是，术语“中心”、“上”、“下”、“左”、“右”、“竖直”、“水平”、“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述本实用新型和简化描述，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本实用新型的限制。此外，术语“第一”、“第二”、“第三”仅用于描述目的，而不能理解为指示或暗示相对重要性。
在本实用新型的描述中，需要说明的是，除非另有明确的规定和限定，术语“安装”、“相连”、“连接”应做广义理解，例如，可以是固定连接，也可以是可拆卸连接，或一体地连接；可以是机械连接，也可以是电连接；可以是直接相连，也可以通过中间媒介间接相连，可以是两个元件内部的连通。对于本领域的普通技术人员而言，可以具体情况理解上述术语在本实用新型中的具体含义。
为了更加清晰的对本实用新型中的技术方案进行阐述，下面以具体实施例的形式进行说明。
实施例
参阅图1-6所示，本实施例提供了一种婴儿摇床的运动装置，包括：底座1和摇床主体9，底座1上竖直设置有固定板2；底座1和摇床主体9之间设置有两组用于驱动摇床主体9运动的驱动机构；
其中，驱动机构包括主动臂5和从动臂6，从动臂6数量为两个，分别设置在主动臂5的两侧。主动臂5底部连接有动力机构，顶部通过光杆与从动臂6底部铰接；从动臂6顶部与摇床主体9相连。
如图4所示，驱动机构还包括与主动臂5平行设置的辅助臂3、与从动臂6平行设置的支撑臂7以及用于连接辅助臂3和支撑臂7的连接块4；连接块4 为近似三角形块，连接块4靠近上侧的顶点铰接在主动臂5和从动臂6的连接点处；连接块4靠近下侧的顶点与辅助臂3顶端相铰接；连接块4中间的顶点与支撑臂7底端相铰接；辅助臂3底端铰接在固定板2上，支撑臂7顶端与摇床主体9相连。支撑臂7与连接块4、辅助臂3与固定板2、辅助臂3与连接块4均通过光杆连接。辅助臂3和支撑臂7分别与主动臂5和从动臂6形成两个平行四边形，从而起到支撑以及防止摇床主体9侧翻的作用，保证运动过程中摇床主体9始终保持水平。
具体的，摇床主体9底部设置有第一连接板10和第二连接板8，从动臂6与第一连接板10相铰接，支撑臂7与第二连接板8相铰接。第一连接板10与第二连接板8均呈L形，且第一连接板10设置在摇床主体9的内侧，第二连接板8设置在摇床主体9的外侧。
如图1所示，动力机构包括壳体24，壳体24与固定板2形成传动箱体；传动箱体顶部设置有凹槽25；这样设置能够提高对承载板13的支撑强度，进而提高装置整体的结构强度。
如图3所示，壳体24内设置有电机16，蜗杆15和蜗轮14，蜗杆15竖直设置；电机16的输出端与蜗杆15相连，蜗轮14与蜗杆15传动连接；蜗轮14中心连接有传动轴22，传动轴22穿过固定板2与主动臂5相连；电机16驱动蜗杆15带动蜗轮14转动，蜗轮14通过传动轴22带动主动臂5运动。本实施例中电机16选用步进电机16，通过调整电机16的频率和方向，即可控制两组驱动机构中主动臂5的运动，从而使摇床主体9按照预定轨迹运动。
如图5所示，固定板2顶部设置有承载板13，承载板13一端通过凹槽25固定，另一端底部与底座1间设置有立柱19。承载板13两端均安装有减重机构；减重机构包括呈V形设置的两个减重臂11，两个减重臂11的底部交点固定在承载板13端部，顶部与摇床主体9相抵触；两个减重臂11的中部设置有减重弹簧12。
其中，减重臂11顶部设置有滑轮23，滑轮23与摇床主体9相抵触。设置 滑轮23能够减少运动过程中减重臂11与摇床主体9间的摩擦损耗。
为提高装置整体的安全性，在主动臂5上方设置有用于对主动臂5进行限位的第一限位柱20，在辅助臂3下方设置有用于对辅助臂3进行限位的第二限位柱21，第一限位柱20与第二限位柱21均固定在固定板2上。
如图6所示，主动臂5与传动轴22连接的一端设置有感应块17，固定板2上设置有光电开关18，感应块17经过光电开关18的感应区以使光电开关18发出复位信号。当需要开启或切换运动轨迹时，通过光电开关18能够得到一个复位信号，使运动装置复位。
总之，本实用新型的运动装置能够实现不同的运动轨迹，从而能够模拟哄抱轨迹，且整体承载力强，成本低。
最后应说明的是：以上各实施例仅用以说明本实用新型的技术方案，而非对其限制；尽管参照前述各实施例对本实用新型进行了详细的说明，本领域的普通技术人员应当理解：其依然可以对前述各实施例所记载的技术方案进行修改，或者对其中部分或者全部技术特征进行等同替换；而这些修改或者替换，并不使相应技术方案的本质脱离本实用新型各实施例技术方案的范围。

Claims (10)

  1. 一种婴儿摇床的运动装置，其特征在于，包括：底座和摇床主体，所述底座上竖直设置有固定板；所述底座和所述摇床主体之间设置有两组用于驱动所述摇床主体运动的驱动机构；
    所述驱动机构包括主动臂和从动臂，所述主动臂底部连接有动力机构，顶部通过光杆与所述从动臂底部铰接；所述从动臂顶部与所述摇床主体相连；
    所述固定板顶部设置有承载板，所述承载板两端均安装有减重机构；所述减重机构包括呈V形设置的两个减重臂，两个所述减重臂的底部交点固定在所述承载板端部，顶部与所述摇床主体相抵触；两个减重臂的中部设置有减重弹簧。
  2. 根据权利要求1所述的运动装置，其特征在于，所述驱动机构还包括与所述主动臂平行设置的辅助臂、与所述从动臂平行设置的支撑臂以及用于连接所述辅助臂和所述支撑臂的连接块；所述连接块为近似三角形块，所述连接块靠近上侧的顶点铰接在所述主动臂和所述从动臂的连接点处；所述连接块靠近下侧的顶点与所述辅助臂顶端相铰接；所述连接块中间的顶点与所述支撑臂底端相铰接；所述辅助臂底端铰接在所述固定板上，所述支撑臂顶端与所述摇床主体相连。
  3. 根据权利要求1所述的运动装置，其特征在于，减重臂顶部设置有滑轮，所述滑轮与所述摇床主体相抵触。
  4. 根据权利要求2所述的运动装置，其特征在于，所述主动臂上方设置有用于对所述主动臂进行限位的第一限位柱，所述辅助臂下方设置有用于对所述辅助臂进行限位的第二限位柱，所述第一限位柱与所述第二限位柱均固定在固定板上。
  5. 根据权利要求1所述的运动装置，其特征在于，所述动力机构包括壳体，所述壳体与所述固定板形成传动箱体；所述传动箱体顶部设置有凹槽；所述承载板一端通过所述凹槽固定，另一端底部与底座间设置有立柱。
  6. 根据权利要求5所述的运动装置，其特征在于，所述壳体内设置有电机，蜗杆和蜗轮，所述蜗杆竖直设置；所述电机的输出端与所述蜗杆相连，所述蜗轮与所述蜗杆传动连接；所述蜗轮中心连接有传动轴，所述传动轴穿过所述固定板与所述主动臂相连；所述电机驱动所述蜗杆带动所述蜗轮转动。
  7. 根据权利要求1所述的运动装置，其特征在于，所述从动臂数量为两个，分别设置在所述主动臂的两侧。
  8. 根据权利要求6所述的运动装置，其特征在于，所述主动臂与所述传动轴连接的一端设置有感应块，所述固定板上设置有光电开关，所述感应块经过所述光电开关的感应区以使所述光电开关发出复位信号。
  9. 根据权利要求2所述的运动装置，其特征在于，所述摇床主体底部设置有第一连接板和第二连接板，所述从动臂与所述第一连接板相铰接，所述支撑臂与所述第二连接板相铰接。
  10. 一种婴儿摇床，其特征在于，应用权利要求1-9任一项所述的运动装置进行预定轨迹运动。
PCT/CN2022/095800 2021-12-20 2022-05-28 一种婴儿摇床的运动装置及婴儿摇床 WO2023115823A1 (zh)

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