CN106428178A - The folding and fixing mechanism of the baby carrier - Google Patents

Abstract

The invention discloses a folding and fixing mechanism of an infant carrier, which comprises a folding hook, a first clamping piece and a pushing piece, wherein the folding hook is pivoted on a first rod piece, and the first clamping piece is fixed on a second rod piece of the infant carrier; one end of the folding hook is provided with a second clamping piece which is buckled with the first clamping piece so as to lock the folding state of the infant carrier; the pushing piece is slidably arranged on the first rod piece, and the pushing piece pushes the folding hook to rotate so that the second clamping piece is separated from the first clamping piece, and the infant carrier is unlocked. The folding fixing mechanism of the baby carrier can lock the baby carrier in a folding state or unlock the baby carrier when unfolded, has simple structure, is convenient to carry or transport, is easy to operate, and effectively improves the safety and the usability of the baby carrier.

Description

The folding and fixing mechanism of the baby carrier

technical field

The invention relates to a baby carrier, in particular to a folding and fixing mechanism for the baby carrier.

Background technique

In terms of the design of the frame structure of the baby carriage, in order to meet the practicality and portability required by consumers, it is generally designed to be foldable, so that it can be fully opened when it is in use, and it is not in use. Sometimes it can be folded into a smaller volume for easy collection or carrying. In addition, for the safety of the stroller, a locking mechanism is provided on the frame of the stroller, and when the stroller is deployed, the frame is locked by the locking mechanism, thereby preventing accidental folding of the stroller.

However, when the baby carriage is folded, due to certain deformations between the parts of the frame such as the front feet, the rear feet and the rider, the above-mentioned locking mechanism cannot lock the frame of the baby carriage in the folded state, causing the baby to The state of the stroller after being folded is unstable, that is to say, the frame of the stroller is very prone to accidental opening after being folded, which in turn causes inconvenience when the stroller is carried or transported. Although the structure of the existing baby carriage has a folding locking device, it either has a complicated structure or requires cumbersome operation steps before unfolding, so it cannot meet the requirements of use.

Contents of the invention

The purpose of the present invention is to provide a folding and fixing mechanism that can lock the baby carrier in the folded state when it is folded, has a simple structure and is easy to use.

In order to achieve the above object, the baby carrier provided by the present invention includes a frame, the frame has a first rod and a second rod, and when the frame is folded, the first rod and the second rod The folding and fixing mechanism of the baby carrier includes a retracting hook, a first engaging member and a pushing member, the retracting hook is pivotally connected to the first rod, and the first The engaging part is fixed on the second rod; one end of the retractable hook has a second engaging part, and the second engaging part is fastened to the first engaging part to lock the baby The retracted state of the carrier: the pusher is slidably arranged on the first rod, and the pusher pushes the retractable hook to rotate so that the second engaging member breaks away from the first engaging pieces to unlock the infant carrier.

Because the present invention is provided with a retractable hook, the retractable hook is rotatably pivoted on the first rod, and at the same time, a second engaging member is provided on the retractable hook, and The first engaging part is arranged on the part, so that the second engaging part is fastened to the first engaging part, so that the baby carrier can be locked in the folded state, and is arranged on the The push piece in the first rod can use the push piece to unlock the retractable hook and the first engaging piece, so that the baby carrier can be unlocked before unfolding; therefore, the foldable fixing mechanism of the present invention The folded state of the baby carrier can be locked or unlocked to prevent the baby carrier from unfolding accidentally when not in use, so that it is convenient to carry or carry. The structure is simple, the operation is easy, and the safety and usability of the baby carrier are improved.

Preferably, the retractable hook has a protruding post, and the protruding post is in contact with the pushing member. Through the protrusion, the pushing member can drive the retracting hook to move when sliding, so as to realize the locking or unlocking of the first engaging member and the second engaging member.

Specifically, the pusher is located in the first rod, the pusher extends out of a pusher portion, the pusher has a slope, and the post protrudes into the first rod and Sliding against the ramp. By setting an inclined surface in the pushing part, the inclined surface moves relative to the protruding post with the movement of the pushing member, so that the protruding post is located at the highest point or the lowest point of the inclined surface, thereby passing the The change of the position of the protruding column drives the retractable hook to disengage from the first engaging part.

Preferably, the folding and fixing mechanism of the baby carrier further includes a first spring, and the first spring is arranged between the first rod and the folding hook so that the first engaging The part is kept fastened with the second engaging part.

Preferably, the first rod has a fixed seat, and the retractable hook is pivotally connected to the fixed seat. The fixing seat can realize the pivotal connection between the first rod and the folding hook.

Preferably, the folding and fixing mechanism of the infant carrier further includes a second spring, and the second spring is arranged between the first rod and the pushing member, so as to keep the pushing member away from The retractable hook.

Preferably, an operating member is provided on the first rod, and the pushing member is connected to the operating member through a flexible member placed in the first rod. Since the retractable hook is located at the lower end of the first rod and the second rod, it is inconvenient to operate, therefore, the flexible member is provided so that the operation can be transferred to the upper end of the first rod , greatly improving the convenience of operation.

Preferably, there is a guide slope between the edge of the retractable hook and the second engaging member, and the guide slope makes the second rod move closer to the first rod. The engaging part is automatically engaged with the first engaging part.

Preferably, the first engaging member is an engaging protrusion, and the second engaging member is an engaging recess.

Preferably, the baby carrier is a stroller, the stroller has the first bar and the second bar, the first bar is a driver, and the second bar is a rear foot.

Description of drawings

FIG. 1 is a schematic diagram of the structure of the infant carrier of the present invention when it is unfolded.

Fig. 2 is an enlarged view of part A in Fig. 1 .

FIG. 3 is a schematic structural view of the folding and fixing mechanism of the infant carrier of the present invention.

FIG. 4 is an exploded schematic view of the folding and fixing mechanism of the infant carrier of the present invention.

Fig. 5 is a structural diagram of a retractable hook in the retractable and fixing mechanism of the infant carrier of the present invention.

Fig. 6 is a schematic diagram showing that the protruding post of the retractable hook of the present invention interferes with the slope of the push piece.

Fig. 7 is a state diagram of the present invention when the retractable hook is engaged with the first engaging member.

Fig. 8 is a state diagram of the present invention when the retractable hook is disengaged from the first engaging member.

Fig. 9 is a schematic diagram of the structure of the baby carrier of the present invention when it is folded.

FIG. 10 is an enlarged view of part B in FIG. 9 .

detailed description

In order to describe the technical content, structural features, and achieved effects of the present invention in detail, the following will be described in detail in conjunction with the embodiments and accompanying drawings.

As shown in FIGS. 1 to 5 , the folding and fixing mechanism 100 of the baby carrier 200 of the present invention includes a folding hook 1 , a first engaging member 2 , a pushing member 3 , a first spring 4 and a second spring 5 . In this embodiment, the infant carrier 200 is a stroller. The stroller includes a frame body 200a, the frame body has the first rod and the second rod, when the frame body 200a is unfolded, the lower end of the first rod is supported by the second rod In the middle part, when the frame body 200a is folded, the first rod and the second rod are relatively close together and folded. Specifically, in this embodiment, the first rod is the driver 201, the second rod is the rear foot 202, and the driver 201 is connected to the middle part of the rear foot 202; when the stroller is folded, the driver 201 of the frame body 200a It is folded relatively close to the rear foot 202 . In this embodiment, the frame body 200a also includes a front leg 203, an armrest 204 and a seat tube 205. One end of the rear leg 202 is connected to the armrest 204, and the two ends of the armrest 204 are respectively connected to the driver 201 and the front leg 203, and the two ends of the seat tube 205 The ends are respectively connected to the driver 201 and the front foot 203. In addition, the infant carrier 200 further includes a front wheel set 206 and a rear wheel set 207 respectively connected to the front foot 203 and the rear foot 202 , and a seat 208 connected to the seat tube 205 .

The retractable hook is installed on the lower end of the driver 201 . Specifically, the retractable hook is located between the connection between the armrest 204 and the driver 201 and the connection between the driver 201 and the rear foot 202 . Moreover, the driver 201 has a fixing seat 201a. The middle part of the retractable hook 1 is rotatably pivoted to the fixing seat 201 a along the central axis of the driver 201 of the baby carrier 200 , so as to realize the pivotal connection between the driver 201 and the retractable hook 1 . The first engaging member is an engaging protrusion 2 and is fixed on the lower end of the rear foot 202 of the infant carrier 200 . Specifically, the first engaging member is located between the connection between the driver 201 and the rear foot 202 and the rear wheel set. One end of the retractable hook 1 has a second engaging part, and the second engaging part is an engaging recess 11 . The engaging recess 11 is engaged with the engaging protrusion 2 to lock the folded state of the baby carrier 200 . In other embodiments, the first engaging member may be an engaging recess, and the second engaging member may be an engaging protrusion. The pusher 3 is slidably arranged on the driver 201, and the pusher 3 pushes the retractable hook 1 to rotate so that the engaging recess 11 is disengaged from the engaging protrusion 2, so as to unlock the baby carrier. Tool 200. Specifically, as follows:

Please refer to FIG. 5 to FIG. 7 , the retractable hook 1 has a protruding post 12 , and the protruding post 12 is located on one side of the pivot joint between the retractable hook 1 and the driver 201 and engages with the Concave 11 on the same side. The pushing member 3 is built into the driver 201 and slides along the central axis of the driver 201 . The pushing part 3 extends out of a pushing part 31 , and the pushing part 31 has an inclined surface 31 a, and the protrusion 12 protrudes into the driver 201 and slides against the inclined surface 31 a. By setting an inclined surface 31a in the pushing part 31, the inclined surface 31a moves relative to the protrusion 12 with the movement of the pushing member 3, so that the protrusion 12 is located at the highest point of the inclined surface 31a Or the lowest point, so that the rising or falling position of the boss 12 drives the retractable hook 1 to disengage from the engaging protrusion 2 . The protrusion 12 can drive the retracting hook 1 to move when the pushing member 3 slides, so as to realize the locking or unlocking of the engaging protrusion 2 and the engaging recess 11 .

The first spring 4 is arranged between the driver 201 and the retractable hook 1 and is located on the other side of the pivot point of the retractable hook 1, so that the engaging projection 2 is engaged with the engaging The recess 11 is kept fastened, that is, the two sides of the pivot point of the retracting hook 1 are the protruding column 12 and the first spring 4 respectively. The push member 3 extends out of the connecting portion 32, and the driver 201 is provided with an operating member 6, and the connecting portion 32 and the operating member 6 are connected by a flexible member 7 (such as a steel wire) built in the driver 201. )connect. Since the retractable hook 1 is located at the lower end of the driver 201 and the rear foot 202, it is inconvenient to operate. Therefore, the flexible member 7 is provided to connect the operating member 6 at the upper end of the driver 201 with the pushing member 3 at the lower end of the driver 201. Therefore, the operating position can be transferred to the upper end of the driver 201, greatly improving the convenience of operation. The second spring 5 is arranged between the driver 201 and the pusher 3 , specifically, the second spring 5 is sleeved on the connecting portion 32 to keep the pusher 3 away from The retracting hook 1 further makes the protrusion 12 located at the lowest point of the slope 31a.

Please refer to FIG. 5 again, there is a guide slope 13 between the edge of the retractable hook 1 and the engaging recess 11, and the guide slope 13 makes the rear foot 202 move closer to the rider 201. The engaging recess 11 is automatically engaged with the engaging protrusion 2 .

Based on the above and in combination with FIG. 8 to FIG. 10 , the working principle of the folding and fixing mechanism 100 of the infant carrier 200 of the present invention will be described as follows:

When the baby carrier 200 needs to be folded and locked, firstly the baby carrier 200 is folded as a whole, and the rear feet 202 and the driver 201 are close to each other. At this time, the retractable hook 1 and the latch The engaging protrusions 2 are close to each other, and when the engaging protrusion 2 collides with the retracting hook 1, the retracting hook 1 is shifted around the central axis of the driver 201 due to the action of the guide slope 13 , so that the engaging protrusion 2 and the engaging recess 11 face each other, and are engaged with each other under the elastic force of the first spring 4 , then the baby carrier 200 can be completely folded and locked in the current status. When the baby carrier 200 needs to be unlocked and deployed, the operating member 6 is operated so that the operating member 6 drives the flexible member 7, so that the pushing member 3 moves along the center of the driver 201 through the flexible member 7. As the axial direction slides upwards, the pushing part 31 of the pushing part 3 moves upwards, so that the inclined surface 31a of the pushing part 31 moves, and then the contact point between the boss 12 and the inclined surface 31a moves from The lowest point of the slope 31a moves to the highest point. During this process, the protruding column 12 drives the retractable hook 1 to rotate around the pivot point between the retractable hook 1 and the driver 201 , so that the engaging recess 11 and the engaging protrusion 2 are mutually At this time, it can be unlocked, and the baby carrier 200 can be unfolded.

Because the present invention is provided with the retractable hook 1, the retractable hook 1 is rotationally pivoted on the driver 201, and at the same time, the engaging recess 11 is provided on the retractable hook 1, and on the rear foot 202 The engaging protrusion 2 is provided so that the engaging recess 11 is buckled on the engaging protrusion 2 so that the baby carrier 200 can be locked when it is in the folded state; pusher 3, so that the retractable hook 1 and the engaging protrusion 2 are unlocked by using the pusher 3, so that the baby carrier 200 can be unlocked before unfolding; therefore, the foldable fixing mechanism 100 of the present invention can The folded state of the baby carrier 200 is locked or unlocked to prevent the baby carrier 200 from unfolding accidentally when not in use, so that it is convenient to carry or carry. The structure is simple, the operation is easy, and the safety and usability of the baby carrier 200 are improved.

The structure of the baby carrier 200 involved in the folding and fixing mechanism 100 of the baby carrier 200 of the present invention is well known to those skilled in the art, and will not be described in detail here.

The above disclosures are only preferred examples of the present invention, and of course cannot be used to limit the scope of rights of the present invention. Therefore, equivalent changes made according to the patent scope of the present invention still fall within the scope of the present invention.

Claims (10)

1. a kind of baby carrying vehicle fold fixed mechanism, described baby carrying vehicle includes support body, and described support body has the first bar Part and the second rod member, when described support body folds, described first rod member is with described second rod member relative to folding；Its It is characterised by：The fixed mechanism that folds of described baby carrying vehicle includes folding hook, the first fastener and yoke frame, The described hook that folds is articulated on described first rod member, and described first fastener is fixed on described second rod member； Described one end folding hook has the second fastener, and described second fastener is fastened on described first fastener, To lock the folding state of described baby carrying vehicle；Described yoke frame is slidingly arranged at described first rod member, institute State yoke frame promote described in fold hook rotate make described second fastener depart from described first fastener, with unlock Described baby carrying vehicle.

2. baby carrying vehicle as claimed in claim 1 fold fixed mechanism it is characterised in that：The described hitcher that folds has Projection, described projection contacts at described yoke frame.

3. baby carrying vehicle as claimed in claim 2 fold fixed mechanism it is characterised in that：Described yoke frame is located at In described first rod member, described yoke frame extends pushing part, and described pushing part has inclined-plane, described projection Stretch in described first rod member and slide with described inclined-plane and conflict.

4. baby carrying vehicle as claimed in claim 1 fold fixed mechanism it is characterised in that：Described baby carrying vehicle Fold fixed mechanism and also include the first spring, described first spring is arranged at described first rod member and is folded with described Between hook, so that described first fastener keeps fastening with described second fastener.

5. baby carrying vehicle as claimed in claim 1 fold fixed mechanism it is characterised in that：Described first rod member tool There is fixed seat, the described hook that folds is articulated in described fixed seat.

6. baby carrying vehicle as claimed in claim 1 fold fixed mechanism it is characterised in that：Described baby carrying vehicle Fold fixed mechanism and also include second spring, described second spring is arranged at described first rod member and described pushing tow Between part, so that described yoke frame folds hook away from described.

7. baby carrying vehicle as claimed in claim 1 fold fixed mechanism it is characterised in that：On described first rod member It is provided with operating parts, described yoke frame is connected by the flexible piece being placed in described first rod member with described operating parts.

8. baby carrying vehicle as claimed in claim 1 fold fixed mechanism it is characterised in that：The described side folding hook Between edge and described second fastener, there is guiding surface, described guiding surface is in described second rod member to described First rod member makes described second fastener automatically fasten with described first fastener when drawing close.

9. the baby carrying vehicle as described in any one of claim 1 to 8 fold fixed mechanism it is characterised in that：Described First fastener is that engaging is convex, and described second fastener is that engaging is recessed.

10. the baby carrying vehicle as described in any one of claim 1 to 8 fold fixed mechanism it is characterised in that：Institute Stating baby carrying vehicle is stroller, and described stroller has described first rod member and described second rod member, described One rod member is driver, and described second rod member is the rear foot.