CN104149836B - Children trolley - Google Patents

Children trolley Download PDF

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CN104149836B
CN104149836B CN201410318031.1A CN201410318031A CN104149836B CN 104149836 B CN104149836 B CN 104149836B CN 201410318031 A CN201410318031 A CN 201410318031A CN 104149836 B CN104149836 B CN 104149836B
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push rod
sliding sleeve
stock
fore
rod
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CN104149836A (en
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唐良振
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Goodbaby Child Products Co Ltd
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Goodbaby Child Products Co Ltd
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Abstract

<b>本发明公开了</b><b>一种儿童推车,其中推车车架包括前支架、下部与前支架的上部相转动连接的推杆、上部转动地连接在推杆上的后支架、前部转动地连接在前支架上且后部转动地连接在后支架上的篮筐杆,推车车架还包括拉动件,该拉动件的一端连接有滑套,滑套沿推杆的长度延伸方向滑动地设于推杆上或者沿前支架的长度延伸方向滑动地所述前支架上,当推车车架处于展开状态时,前支架与推杆的连接处位于滑套中使得前支架与推杆相对固定;当推车车架处于折叠状态时,通过拉动件带动滑套从前支架与推杆的连接处脱离,使得滑套套设在推杆与前支架中的一个部件上。该儿童推车的杆件数量少,外观简洁,其折叠与展开操作均很方便,折叠后的结构紧凑,占用空间小。</b>

<b>The present invention discloses</b><b> a stroller for children, wherein the stroller frame includes a front bracket, a push rod whose lower part is rotatably connected to the upper part of the front bracket, and the upper part is rotatably connected to the push rod The rear bracket, the front part is rotatably connected to the basket rod on the front bracket and the rear part is rotatably connected to the basket rod on the rear bracket. The length extension direction of the push rod is slidably arranged on the push rod or on the front bracket that slides along the length extension direction of the front bracket. When the cart frame is in the unfolded state, the connection between the front bracket and the push rod is located The front bracket and the push rod are relatively fixed; when the cart frame is in the folded state, the sliding sleeve is driven by the pulling piece to disengage from the joint between the front bracket and the push rod, so that the sliding sleeve is sleeved on a part of the push rod and the front bracket superior. The child stroller has a small number of rods, a simple appearance, convenient folding and unfolding operations, a compact structure after folding, and a small occupied space. </b>

Description

儿童推车stroller

技术领域 technical field

本发明涉及一种儿童推车。The invention relates to a stroller for children.

背景技术 Background technique

现有技术中的儿童推车,通常包括可折叠的推车车架、设于推车车架底部的轮组件、设于推车车架上用于将其锁定在展开状态下的锁定机构。现有的推车车架的种类繁多,其杆件数目也不相同,各杆件之间的连接关系、连接位置都不相同,从而推车车架的折叠原理与折叠方式也各不相同。The children's stroller in the prior art generally includes a foldable stroller frame, a wheel assembly arranged at the bottom of the stroller frame, and a locking mechanism arranged on the stroller frame for locking it in an unfolded state. There are many types of existing cart frames, and the number of rods is also different, and the connection relationship and connection position between the rods are different, so the folding principles and folding methods of the cart frames are also different.

发明内容 Contents of the invention

本发明的目的是提供一种结构简单且使用方便的儿童推车。The object of the present invention is to provide a child stroller with simple structure and convenient use.

为达到上述目的,本发明采用的技术方案是:一种儿童推车,包括具有展开状态和折叠状态的推车车架、设于所述推车车架底部的轮组件、用于将所述推车车架锁定在展开状态下的锁定机构,所述推车车架包括前支架、下部与所述前支架的上部相转动连接的推杆、上部转动地连接在所述推杆上的后支架、前部转动地连接在所述前支架上且后部转动地连接在所述后支架上的篮筐杆,所述推车车架还包括拉动件,所述拉动件的一端连接有滑套,所述滑套沿所述推杆的长度延伸方向滑动地设于所述推杆上或者沿所述前支架的长度延伸方向滑动地设于所述前支架上,当所述推车车架处于展开状态时,所述前支架与所述推杆的连接处位于所述滑套中使得所述前支架与所述推杆相对固定;当所述推车车架处于折叠状态时,通过所述拉动件带动所述滑套从所述前支架与所述推杆的连接处脱离,使得所述滑套套设在所述推杆与所述前支架中的一个部件上。In order to achieve the above object, the technical solution adopted by the present invention is: a children's stroller, comprising a stroller frame in an unfolded state and a folded state, a wheel assembly arranged at the bottom of the stroller frame, A locking mechanism for locking the trolley frame in the unfolded state. The trolley frame includes a front bracket, a push rod whose lower part is rotatably connected to the upper part of the front bracket, and a rear push rod whose upper part is rotatably connected to the push rod. bracket, a basket rod whose front part is rotatably connected to the front bracket and whose rear part is rotatably connected to the rear bracket; The sliding sleeve is provided on the push rod so as to slide along the length extension direction of the push rod or is provided on the front bracket so as to slide along the length extension direction of the front bracket. When the frame is in the unfolded state, the connection between the front bracket and the push rod is located in the sliding sleeve so that the front bracket and the push rod are relatively fixed; when the cart frame is in the folded state, by The pulling member drives the sliding sleeve to disengage from the joint between the front bracket and the push rod, so that the sliding sleeve is sleeved on one part of the push rod and the front bracket.

优选地,所述拉动件为连杆,所述连杆的一端与所述滑套相转动连接。Preferably, the pulling member is a connecting rod, and one end of the connecting rod is rotatably connected with the sliding sleeve.

进一步地,所述滑套滑动地设于所述推杆上,所述连杆的另一端转动地连接在所述后支架上。Further, the sliding sleeve is slidably arranged on the push rod, and the other end of the connecting rod is rotatably connected to the rear bracket.

更进一步地,所述连杆与所述后支架的连接处在所述后支架上位于所述后支架与所述推杆的转接处、所述后支架与所述篮筐杆的转接处之间。Furthermore, the connection between the connecting rod and the rear bracket is located on the rear bracket at the transition point between the rear bracket and the push rod, and at the transition point between the rear bracket and the basket rod. in between.

进一步地,所述滑套滑动地设于所述前支架上,所述连杆的另一端转动地连接在所述篮筐杆上。Further, the sliding sleeve is slidably arranged on the front bracket, and the other end of the connecting rod is rotatably connected to the basket rod.

优选地,当所述推车车架处于展开状态时,所述推杆、所述前支架沿同一长度方向延伸,所述推杆的下部与所述前支架的上部通过第一轴相转动连接,所述第一轴位于所述滑套的管腔中。Preferably, when the cart frame is in the expanded state, the push rod and the front bracket extend along the same length direction, and the lower part of the push rod is rotatably connected to the upper part of the front bracket through a first shaft , the first shaft is located in the lumen of the sliding sleeve.

优选地,所述后支架的上部通过第二轴转动地连接在所述推杆上,所述篮筐杆的前部通过第三轴转动地连接在所述前支架上,所述滑套位于所述第二轴与所述第三轴之间。Preferably, the upper part of the rear bracket is rotatably connected to the push rod through a second shaft, the front part of the basket rod is rotatably connected to the front bracket through a third shaft, and the sliding sleeve is located at Between the second axis and the third axis.

优选地,所述锁定机构为设于所述滑套与所述推杆之间用于将所述滑套锁定在所述推杆上的锁定件,或者所述锁定机构为设于所述滑套与所述前支架之间用于将所述滑套锁定在所述前支架上的锁定件。Preferably, the locking mechanism is a locking piece arranged between the sliding sleeve and the push rod for locking the sliding sleeve on the pushing rod, or the locking mechanism is a locking member arranged between the sliding sleeve and the push rod. A locking piece between the sleeve and the front bracket for locking the sliding sleeve on the front bracket.

进一步地,所述推杆的上部设有用于对所述锁定机构解锁的解锁拉手。Further, an unlocking handle for unlocking the locking mechanism is provided on the upper part of the push rod.

由于上述技术方案的运用,本发明与现有技术相比具有下列优点:本发明的儿童推车,其中推车车架上,当滑套滑动至前支架与推杆的转接处时,将锁定机构锁定,推车车架便可处于稳定的展开状态;当滑套脱离前支架与推杆的转接处后,推车车架的各杆件之间能够相互靠拢收折。该儿童推车的杆件数量少,外观简洁,其折叠与展开操作均很方便,折叠后的结构紧凑,占用空间小。Due to the application of the above-mentioned technical solution, the present invention has the following advantages compared with the prior art: In the children's stroller of the present invention, on the stroller frame, when the sliding sleeve slides to the junction of the front bracket and the push rod, the When the locking mechanism is locked, the cart frame can be in a stable unfolded state; when the sliding sleeve is separated from the junction between the front bracket and the push rod, the rods of the cart frame can be folded closer to each other. The child stroller has a small number of rods, a simple appearance, convenient folding and unfolding operations, a compact structure after folding, and a small occupied space.

附图说明 Description of drawings

附图1为本发明的儿童推车处于展开状态下的立体图;Accompanying drawing 1 is the perspective view of the children's stroller of the present invention in the unfolded state;

附图2为本发明的儿童推车处于展开状态下的侧视图;Accompanying drawing 2 is the side view of the children's stroller of the present invention in the unfolded state;

附图3为本发明的儿童推车处于折叠状态下的侧视图;Accompanying drawing 3 is the side view of the stroller of the present invention in a folded state;

其中:1、前支架;2、后支架;3、推杆;4、篮筐杆;5、连杆;6、滑套;7、解锁拉手;8、座兜接口;9、第一轴;10、第二轴;11、第三轴;12、第四轴;13、第五轴;20、前轮;30、后轮。Among them: 1. Front bracket; 2. Rear bracket; 3. Push rod; 4. Basket rod; 5. Connecting rod; 6. Sliding sleeve; 7. Unlocking handle; 8. Seat pocket interface; 9. First axis; 10, the second axis; 11, the third axis; 12, the fourth axis; 13, the fifth axis; 20, the front wheel; 30, the rear wheel.

具体实施方式 detailed description

下面结合附图和具体实施例来对本发明的技术方案作进一步的阐述。The technical solutions of the present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

参见图1~3所示的儿童推车,包括具有展开状态和折叠状态的推车车架、设于推车车架底部的轮组件、用于将推车车架锁定在展开状态下的锁定机构(图中未示出)。Referring to the children's stroller shown in Figures 1 to 3, it includes a stroller frame with an unfolded state and a folded state, a wheel assembly located at the bottom of the stroller frame, and a locking mechanism for locking the stroller frame in the unfolded state. mechanism (not shown).

该推车车架包括前支架1、后支架2、推杆3、篮筐杆4。轮组件包括设于前支架1底部的前轮20和设于后支架2底部的后轮30。前支架1的上部与推杆3的下部通过第一轴9相转动连接,后支架2的上部通过第二轴10转动地连接在推杆3上。篮筐杆4的前部通过第三轴11转动地连接在前支架1上,篮筐杆4的后部通过第五轴13转动地连接在后支架2上。The stroller frame includes a front support 1, a rear support 2, a push rod 3 and a basket rod 4. The wheel assembly includes a front wheel 20 arranged at the bottom of the front frame 1 and a rear wheel 30 arranged at the bottom of the rear frame 2 . The upper part of the front support 1 is rotatably connected to the lower part of the push rod 3 through the first shaft 9 , and the upper part of the rear support 2 is rotatably connected to the push rod 3 through the second shaft 10 . The front part of the basket rod 4 is rotatably connected to the front support 1 through the third shaft 11 , and the rear part of the basket rod 4 is rotatably connected to the rear support 2 through the fifth shaft 13 .

参见各附图所示,该推车车架还包括可沿推杆3的长度延伸方向滑动地设于推杆3上的滑套6,该滑套6上下滑动地设于第二轴10与第三轴11之间。当滑套6滑动至推杆3与前支架1的连接处时,前支架1与推杆3均有部分位于滑套6中,由于滑套6管腔的限制,使得推杆3与前支架1相对固定,此时将滑套6锁定在该位置下,便可使得推车车架处于稳定的展开状态;当滑套6沿推杆3的长度方向滑动而脱离推杆3与前支架1的连接处时,推杆3与前支架1之间可相对转动,此时可将推车车架收折起来。Referring to the accompanying drawings, the cart frame also includes a sliding sleeve 6 slidably arranged on the push rod 3 along the length extension direction of the push rod 3. The sliding sleeve 6 is arranged on the second shaft 10 and the second shaft 10 to slide up and down. Between the third axis 11. When the sliding sleeve 6 slides to the joint between the push rod 3 and the front bracket 1, both the front bracket 1 and the push rod 3 are partly located in the sliding sleeve 6. Due to the limitation of the lumen of the sliding sleeve 6, the push rod 3 and the front bracket 1 is relatively fixed. At this time, the sliding sleeve 6 is locked in this position, so that the cart frame can be in a stable unfolded state; During the connection of the push rod 3 and the front bracket 1, relative rotation is possible, and the cart frame can be folded up at this moment.

推车车架上还设有用于拉动滑套6沿推杆3长度方向滑动的拉动件,此处该拉动件采用的为连杆5,连杆5沿前后方向分布,连杆5的前端与滑套6相转动连接,连杆5的后端通过第四轴12转动地连接在后支架2上,该第四轴12在后支架2上位于第二轴10与第五轴13之间。The cart frame is also provided with a puller for pulling the sliding sleeve 6 to slide along the length direction of the push rod 3. Here, the puller adopts the connecting rod 5, which is distributed along the front and rear directions. The front end of the connecting rod 5 is connected to the The sliding sleeve 6 is rotatably connected, and the rear end of the connecting rod 5 is rotatably connected to the rear bracket 2 through the fourth shaft 12 , and the fourth shaft 12 is located between the second shaft 10 and the fifth shaft 13 on the rear bracket 2 .

本实施例中,推车车架展开时,推杆3与前支架1沿同一长度方向延伸地设置,推杆3与前支架1的杆径可设置为相同直径,且该管径与滑套6的内径相匹配。当滑套6滑动至推杆3与前支架1的转动连接处时,推杆3下部、前支架1上部均有部分滑动地穿设在滑套6中,且第一轴9也位于滑套6的管腔中,将锁定机构锁定,滑套6便固定在该位置下,推杆3、前支架1均相对滑套6固定,推车车架处于稳定的展开状态下。In this embodiment, when the cart frame is unfolded, the push rod 3 and the front bracket 1 are arranged to extend along the same length direction, and the rod diameters of the push rod 3 and the front bracket 1 can be set to the same diameter, and the pipe diameter and the sliding sleeve 6 to match the inside diameter. When the sliding sleeve 6 slides to the rotational connection between the push rod 3 and the front bracket 1, the lower part of the push rod 3 and the upper part of the front bracket 1 are partially slidably inserted in the sliding sleeve 6, and the first shaft 9 is also located in the sliding sleeve. 6, the locking mechanism is locked, and the sliding sleeve 6 is fixed at this position. The push rod 3 and the front support 1 are fixed relative to the sliding sleeve 6, and the cart frame is in a stable unfolded state.

用于锁定推车车架的锁定机构可设置为设于前支架1上部与滑套6之间用于将滑套6锁定在前支架1上的锁定件,也可采用本实施例的方式,即锁定机构为设于推杆3与滑套6之间用于将滑套6锁定在推杆3上的锁定件,推杆3的上部还设有用于对锁定机构解锁的解锁拉手7。本实施例中,上述锁定件采用锁销与锁孔的配合形式,即在推杆1上设置锁销,在滑套6上开设锁孔,锁销可对应地穿入锁孔而锁定或脱离锁孔而解锁,解锁拉手7则与锁销之间连接牵引索(图中未示出),在拉动解锁拉手时使得锁销脱离锁孔而实现锁定机构的解锁。The locking mechanism for locking the trolley frame can be set as a locking member located between the upper part of the front bracket 1 and the sliding sleeve 6 for locking the sliding sleeve 6 on the front bracket 1, and the method of this embodiment can also be adopted. That is to say, the locking mechanism is a locking piece arranged between the push rod 3 and the sliding sleeve 6 for locking the sliding sleeve 6 on the push rod 3 , and the upper part of the push rod 3 is also provided with an unlocking handle 7 for unlocking the locking mechanism. In this embodiment, the above-mentioned locking member adopts the matching form of the lock pin and the lock hole, that is, the lock pin is set on the push rod 1, and the lock hole is opened on the sliding sleeve 6, and the lock pin can be correspondingly inserted into the lock hole to lock or disengage. The lock hole is unlocked, and the unlocking handle 7 is connected with a traction cable (not shown in the figure) between the lock pin. When the unlock handle is pulled, the lock pin is separated from the lock hole to realize the unlocking of the locking mechanism.

该推车车架还包括用于安装座兜组件的座兜接口8,该座兜接口8固定地设于滑套6上随滑套6上下滑动,当然,该座兜接口8也可设于推杆3或前支架1上,只要其不妨碍滑套6的上下滑动来实现推车车架的展开与折叠即可。The cart frame also includes a seat pocket interface 8 for installing the seat pocket assembly. The seat pocket interface 8 is fixedly arranged on the sliding sleeve 6 and slides up and down with the sliding sleeve 6. Of course, the seat pocket interface 8 can also be located on the On the push rod 3 or the front bracket 1, as long as it does not hinder the sliding up and down of the sliding sleeve 6 to realize the expansion and folding of the cart frame.

参见图1、图2所示,该推车车架展开时,锁定机构锁定,篮筐杆4沿前后方向支撑在前支架1与后支架2之间,推杆3与前支架1沿同一直线方向延伸,连杆5沿前后方向延伸,前支架1与推杆3的连接处位于滑套6中,由于滑套6管腔的限制,前支架1与推杆3相对固定。As shown in Figure 1 and Figure 2, when the cart frame is unfolded, the locking mechanism is locked, the basket rod 4 is supported between the front bracket 1 and the rear bracket 2 along the front and rear directions, and the push rod 3 and the front bracket 1 are along the same line The connecting rod 5 extends in the forward and backward direction, and the connection between the front bracket 1 and the push rod 3 is located in the sliding sleeve 6. Due to the limitation of the sliding sleeve 6 lumens, the front bracket 1 and the push rod 3 are relatively fixed.

当需要将推车车架折叠起来时,则先拉动解锁拉手7将锁定机构解锁,然后向下压推杆3,推杆3相对后支架2转动,连杆5相对后支架2转动而带动滑套6沿推杆3向上滑动,当滑套6脱离前支架1后,推杆3相对前支架1转动,在篮筐杆4的带动下,后支架2逐渐向前支架1收拢,同时推杆3逐渐向后支架2收拢。最终,前支架1、后支架2、推杆3、篮筐杆4及连杆5均相互靠拢,形成如图3所示的结构。When the cart frame needs to be folded up, first pull the unlocking handle 7 to unlock the locking mechanism, then press the push rod 3 downwards, the push rod 3 rotates relative to the rear bracket 2, and the connecting rod 5 rotates relative to the rear bracket 2 to drive the slide The sleeve 6 slides upwards along the push rod 3. When the sliding sleeve 6 is separated from the front bracket 1, the push rod 3 rotates relative to the front bracket 1. Driven by the basket rod 4, the rear bracket 2 gradually draws towards the front bracket 1. At the same time, the push rod 3 Gradually draw in the rear support 2. Finally, the front bracket 1 , the rear bracket 2 , the push rod 3 , the basket rod 4 and the connecting rod 5 are all close to each other to form a structure as shown in FIG. 3 .

当需要打开该推车车架时,则向上拉起推杆3,推杆3相对前支架1转动且相对后支架2转动,在篮筐杆4的作用下,前支架1与后支架2沿前后方向逐渐远离而展开,后支架2相对推杆3转动带动连杆5转动,从而驱使滑套6沿推杆3逐渐下滑,直至滑套6滑动至推杆3与前支架1的转接处时,锁定机构锁定,推车车架便处于稳定的展开状态。When the cart frame needs to be opened, the push rod 3 is pulled up, and the push rod 3 rotates relative to the front bracket 1 and relative to the rear bracket 2. Under the action of the basket rod 4, the front bracket 1 and the rear bracket 2 are moved along The front and rear directions are gradually separated and unfolded, and the rear bracket 2 rotates relative to the push rod 3 to drive the connecting rod 5 to rotate, thereby driving the sliding sleeve 6 to gradually slide down along the push rod 3 until the sliding sleeve 6 slides to the junction of the push rod 3 and the front bracket 1 , the locking mechanism is locked, and the cart frame is in a stable unfolded state.

当然,上述技术方案中,滑套6也可沿前支架1的长度延伸方向滑动地设于前支架1上,对应地,将作为拉动件的连杆5的一端转动地连接在滑套6上,将连杆5另一端连接在篮筐杆4上,在推车车架的展开与折叠过程中,连杆5能够随着推车车架中各杆件的相对展开而带动滑套6滑动至推杆3与前支架1的连接处进而使得推杆3与前支架1相对固定,同时能够随着推车车架折叠时拉动滑套6从推杆3与前支架1的连接处脱离而使得推杆3与前支架1可相互转动进而使得推车车架收折,这同样能够达到图1至图3所示实施例的技术效果和使用效果。Of course, in the above-mentioned technical solution, the sliding sleeve 6 can also be slidably arranged on the front bracket 1 along the length extension direction of the front bracket 1, and correspondingly, one end of the connecting rod 5 as a pulling member is rotationally connected to the sliding sleeve 6 , the other end of the connecting rod 5 is connected to the basket rod 4. During the unfolding and folding process of the cart frame, the connecting rod 5 can drive the sliding sleeve 6 to slide along with the relative expansion of the rods in the cart frame. To the junction of the push rod 3 and the front bracket 1, the push rod 3 and the front bracket 1 are relatively fixed, and at the same time, the sliding sleeve 6 can be pulled from the junction of the push rod 3 and the front bracket 1 when the cart frame is folded. The push rod 3 and the front bracket 1 can be rotated mutually so that the cart frame can be folded, which can also achieve the technical effect and use effect of the embodiment shown in Fig. 1 to Fig. 3 .

综上,本发明的儿童推车,其杆件数量少,外观简洁,其折叠与展开操作均很方便,折叠后的结构紧凑,占用空间小。To sum up, the children's stroller of the present invention has a small number of rods, a simple appearance, convenient folding and unfolding operations, a compact structure after folding, and takes up little space.

上述实施例只为说明本发明的技术构思及特点,其目的在于让熟悉此项技术的人士能够了解本发明的内容并据以实施,并不能以此限制本发明的保护范围。凡根据本发明精神实质所作的等效变化或修饰,都应涵盖在本发明的保护范围之内。The above-mentioned embodiments are only to illustrate the technical concept and characteristics of the present invention, and the purpose is to enable those skilled in the art to understand the content of the present invention and implement it accordingly, and not to limit the protection scope of the present invention. All equivalent changes or modifications made according to the spirit of the present invention shall fall within the protection scope of the present invention.

Claims (8)

1. a children trolley, including the stroller frame with deployed condition and folded state, it is located at the wheel assembly bottom described stroller frame, for described stroller frame is locked locking mechanism in the deployed state, it is characterized in that: described stroller frame includes fore-stock, bottom rotates with the top of described fore-stock the push rod being connected, top is connected to the after-poppet on described push rod rotationally, anterior be connected on described fore-stock rotationally and posterior rotation be connected to the basket rod on described after-poppet, described stroller frame also includes drawing article, one end of described drawing article is connected to sliding sleeve, described sliding sleeve is located on described push rod slidably along the length bearing of trend of described push rod or is located on described fore-stock slidably along the length bearing of trend of described fore-stock, wherein, described drawing article is connecting rod, one end of described connecting rod rotates with described sliding sleeve and is connected, when described stroller frame is in deployed condition, the junction of described fore-stock and described push rod is arranged in described sliding sleeve and described fore-stock and described push rod is relatively fixed, when described stroller frame is in folded state, described sliding sleeve is driven to depart from from the junction of described fore-stock with described push rod by described drawing article so that described sliding sleeve is set on parts in described push rod and described fore-stock.
2. children trolley according to claim 1, it is characterised in that: described sliding sleeve is located on described push rod slidably, and the other end of described connecting rod is connected on described after-poppet rotationally.
3. children trolley according to claim 2, it is characterised in that: on the support in the rear of the junction of described connecting rod and described after-poppet between switching place of described after-poppet and described push rod, described after-poppet and switching place of described basket rod.
4. children trolley according to claim 1, it is characterised in that: described sliding sleeve is located on described fore-stock slidably, and the other end of described connecting rod is connected on described basket rod rotationally.
5. children trolley according to claim 1, it is characterized in that: when described stroller frame is in deployed condition, described push rod, described fore-stock extend along same length direction, the top of the bottom of described push rod and described fore-stock is rotated by the first axle and is connected, and described first axle is arranged in the tube chamber of described sliding sleeve.
6. children trolley according to claim 1, it is characterized in that: the top of described after-poppet is connected on described push rod by the second axle rotationally, the front portion of described basket rod is connected on described fore-stock by the 3rd axle rotationally, and described sliding sleeve is between described second axle and described 3rd axle.
7. children trolley according to claim 1, it is characterized in that: described locking mechanism is the locking piece being located between described sliding sleeve and described push rod for being locked on described push rod by described sliding sleeve, or described locking mechanism is the locking piece being located between described sliding sleeve and described fore-stock for being locked on described fore-stock by described sliding sleeve.
8. children trolley according to claim 7, it is characterised in that: the top of described push rod is provided with the unblock handle for described locking mechanism is unlocked.
CN201410318031.1A 2014-07-04 2014-07-04 Children trolley Active CN104149836B (en)

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CN106627720B (en) * 2017-01-03 2023-05-23 好孩子儿童用品有限公司 Child cart
CN108674550B (en) * 2018-07-10 2024-04-09 罗瑞运动用品(昆山)有限公司 Frame and children tricycle
CN109436076B (en) * 2018-12-20 2024-03-29 东莞金旺儿童用品有限公司 Baby handcart
CN114715251A (en) * 2021-01-04 2022-07-08 明门瑞士股份有限公司 Frame structure and child's bike

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JP2583063B2 (en) * 1987-06-26 1997-02-19 アップリカ葛西株式会社 baby carriage
US5454584A (en) * 1993-04-20 1995-10-03 Graco Children's Products, Inc. Collapsable stroller
US5979928A (en) * 1997-04-02 1999-11-09 Taiwan Kidly Children Appliance Ltd. Collapsing device for a stroller
DE20215736U1 (en) * 2002-10-10 2003-01-09 Cheng, Kenny, Taipeh/T'ai-pei Pushchair has footrest which automatically folds around transverse rod into front strut section when frame is collapsed
CN1792694A (en) * 2005-12-22 2006-06-28 好孩子儿童用品有限公司 Children carriage
CN102464013B (en) * 2010-11-01 2014-04-23 明门(中国)幼童用品有限公司 Frames for foldable strollers
CN203996362U (en) * 2014-07-04 2014-12-10 好孩子儿童用品有限公司 Children trolley

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