TW202218923A - Handle switching mechanism adapted for a stroller handle of a child stroller and child stroller therewith - Google Patents

Abstract

A handle switching mechanism adapted for a stroller handle of a child stroller is provided. The handle switching mechanism is disposed between the stroller handle and a stroller frame of the child stroller. The handle switching mechanism includes a sliding sleeve, an engaging block and a sliding component. The sliding sleeve is slidably connected to the stroller handle. The engaging block protrudes from the sliding sleeve and for engaging with the stroller frame. The sliding component is disposed on a side of the engaging block adjacent to the stroller frame. The sliding component is made of resilient material, and the sliding component includes a smooth surface. The handle switching mechanism of the present invention not only has simple structure and easy operation but also prevents scratching damage of other structure and scratching noise during operation. Besides, a child stroller with the aforementioned handle switching mechanism is also provided.

Description

Handle switching mechanism for the handle of a stroller and its stroller

The present invention relates to a children's product, in particular to a handle switching mechanism for a stroller handle of a children's stroller and a children's stroller thereof.

Most strollers on the market today have a function to switch the direction of the stroller handle, which allows the caregiver to pivot the stroller handle to a rear-facing use position on the same side as the rear foot or a forward-facing position on the same side as the front foot. Use positions to allow the caregiver to push the stroller forward or reverse. When the caregiver pivots the stroller handle to the rear-facing use position on the same side as the rear foot and pushes the stroller forward, the caregiver and the child riding in the stroller face the same direction, Therefore, the child's field of vision is wider; when the caregiver pivots the push handle of the stroller to the forward use position on the same side as the front foot and pushes the stroller in the opposite way, the caregiver can ride the stroller with the child. face-to-face interaction with children in the car.

However, in the process of pivoting and switching of the cart handle, the parts arranged on the cart handle will rub against the side armrests on both sides, which will not only scratch the side armrests, but also produce scratching noises, which will affect the riding experience. Children in the stroller cause poor user experience. For example, please refer to FIG. 1 , which is a schematic diagram of a partial structure of a handle switching mechanism in the prior art. As shown in FIG. 1, the handle switching mechanism includes a sliding sleeve 131' mounted on the handle of the cart. Since the sliding sleeve 131' is formed by a mold, a back surface 1311' of the sliding sleeve 131' is formed by the rear mold. The inserts form a level difference at the position shown by a dotted line M in Figure 1, and the side armrests are easily scratched.

Therefore, the purpose of the present invention is to provide a handle switching mechanism for a stroller handle of a stroller, which is not easy to scratch the side armrests and does not easily generate scratching noise, and a stroller thereof, so as to solve the above problems.

In order to achieve the above object, the present invention discloses a handle switching mechanism for a stroller handle of a children's stroller. The handle switching mechanism is disposed between the stroller handle and a stroller frame of the children's stroller. The handle switching mechanism includes a sliding sleeve, an engaging block and a sliding piece, the sliding sleeve is slidably connected to the handle of the cart, the engaging block is protruded from the sliding sleeve and is used for engaging with the cart frame, The sliding piece is disposed on a side of the engaging block adjacent to the frame of the cart, the sliding piece is made of elastic material, and the sliding piece includes a smooth surface.

According to one embodiment of the present invention, the sliding sleeve includes a sleeve body, the sleeve system is slidably connected to the handle of the cart, the engaging block is protruded from the sleeve body, and a engaging groove is formed on the engaging block. A concave direction of the clamping groove is parallel to a long axis of the sleeve body, and the sliding member is disposed on a side surface of the engaging block away from the sleeve body.

According to one embodiment of the present invention, the handle switching mechanism further includes a protection sheet, the protection sheet is disposed on the side of the engaging block adjacent to the cart frame, and the sliding member is formed on the protection sheet away from one of the sides of the engaging block.

According to an embodiment of the present invention, the protection sheet is made of elastic material, and the protection sheet is integrally formed with the engaging block or the protection sheet is fixed to the engaging block and adjacent to the cart frame The side is formed as a one-piece structure by itself.

According to one embodiment of the present invention, the protection sheet is made of thermoplastic elastic material or soft plastic material and is a single-piece structure.

According to one embodiment of the present invention, a shape of the protective sheet and a shape of the side surface of the engaging block adjacent to the cart frame correspond to each other.

According to one embodiment of the present invention, a protective sheet connecting hole is formed on the protective sheet, and the protective sheet connecting hole is used to cooperate with a connecting piece, so that the protective sheet is matched with the protective sheet connecting hole through the connecting piece. connected to the snap block.

According to one embodiment of the present invention, the handle switching mechanism further includes an outer cover, and the protection sheet is disposed on the engaging block through the outer cover.

According to one embodiment of the present invention, the protection sheet is made of elastic material, and the protection sheet is integrally formed with the outer cover.

According to one embodiment of the present invention, a shape of the outer cover and a shape of the side surface of the engaging block adjacent to the cart frame correspond to each other.

According to one embodiment of the present invention, an outer cover connecting hole is formed on the outer cover, a protection sheet connecting hole corresponding to the outer cover connecting hole is formed on the protection sheet, and the outer cover connecting hole is connected with the protection sheet The hole is used for matching with a connecting piece, so that the outer cover and the protection sheet are connected to the engaging block through the cooperation of the connecting piece, the connecting hole of the outer cover and the connecting hole of the protecting sheet.

According to one embodiment of the present invention, the sliding member protrudes from the side surface of the engaging block adjacent to the cart frame.

According to one embodiment of the present invention, the sliding member is a protruding post, a protruding block or a protruding rib.

According to an embodiment of the present invention, the sliding sleeve can slide relative to the cart frame between a locking position and a releasing position. When the sliding sleeve slides to the locking position, the engaging block and the pusher The cart frames are engaged with each other, so that the cart handle cannot be pivoted relative to the cart frame, and when the sliding sleeve slides to the unlocking position, the engaging block and the cart frame are disengaged from each other. together so that the cart handle can pivot relative to the cart frame.

According to one embodiment of the present invention, the handle switching mechanism further includes a reset piece, the reset piece is connected between the sliding sleeve and the cart handle and is used for driving the sliding sleeve to slide toward the locking position.

According to an embodiment of the present invention, the handle switching mechanism further includes a fixing piece, the fixing piece is mounted on the handle of the cart, and one end of the restoring piece is connected to the fixing piece.

In addition, the present invention further discloses a children's stroller, which includes a stroller frame, a stroller handle, and the handle switching mechanism described in any of the above-mentioned embodiments. The stroller frame includes a front leg and a rear leg. The cart handle is pivotally connected to the cart frame, and the cart handle is used for pivoting between a forward use position and a rearward use position relative to the cart frame, when the cart handle is located in the front When facing the use position, the cart handle and the front foot of the cart frame are on the same side, and when the cart handle is in the rearward use position, the cart handle and the rear foot of the cart frame are on the same side. same side.

According to one embodiment of the present invention, the cart frame further includes a side armrest and a bracket, the side armrest is connected to the front foot, the rear foot and the bracket, and an end of the bracket away from the side armrest is connected to the side armrest. rear foot, and when the cart handle is pivoted relative to the cart frame, the cart handle drives the sliding sleeve to slide along the side armrest.

According to an embodiment of the present invention, the cart frame further includes a first engaging member and a second engaging member for detachably engaging with the engaging block, and the first engaging member is disposed on the front foot and used for engaging with the engaging block when the cart handle is in the forward use position, and the second engaging piece is disposed on the bracket and used for when the cart handle is located in the rear When in the use position, the engaging blocks are engaged with each other.

Compared with the prior art, in the present invention, since the sliding member is disposed on one side of the engaging block adjacent to the frame of the cart, and the sliding member is made of elastic material and includes a smooth surface, the sliding member is During the pivoting process of the handle, the sliding member can contact with the side armrest or other structures of the cart frame, so as to avoid scratches on the side armrest or other structures and the generation of scratching sound, so the present invention has a better user experience. In addition, the present invention also has the advantages of simple structure and convenient manufacture.

In order to describe the technical content and structural features of the present invention in detail, the following description is made with reference to the drawings and embodiments, wherein elements with similar symbols in the drawings have similar structures.

The directional terms mentioned in the following embodiments, such as: up, down, left, right, front or rear, etc., are only for referring to the directions of the attached drawings. Accordingly, the directional terms used are illustrative and not limiting of the present invention. Furthermore, the term "connected" as used herein includes any direct and indirect means of structural connection. Therefore, if the first device is described as being coupled/connected to a second device, it means that the first device can be directly structurally connected to the second device, or indirectly structurally connected to the second device through other devices or connecting means.

Please refer to FIG. 2 and FIG. 3. FIG. 2 and FIG. 3 are schematic views of the appearance of a stroller 100 from different viewing angles according to the first embodiment of the present invention. As shown in FIGS. 2 and 3 , the stroller 100 includes a stroller frame 110 , a stroller handle 120 and two handle switching mechanisms 130 . The stroller handle 120 is pivotally connected to the stroller frame 110 . The handle switching mechanism 130 is disposed between the cart handle 120 and the cart frame 110 to realize pivot switching and locking of the cart handle 120 . The cart frame 110 includes two side armrests 111 , a front leg 112 , a rear leg 113 and two brackets 114 . The two side armrests 111 are symmetrically arranged opposite to each other and are located on the left and right sides of the stroller frame 110 respectively. The two brackets 114 The side armrests 111 are connected to the front leg 112 and the rear leg 113 , and each bracket 114 is connected to the corresponding side armrest 111 and the rear leg 113 . Preferably, each of the side armrests 111 , the front legs 112 , the rear legs 113 and the brackets 114 are pivotably arranged, so that the cart frame 110 can be switched between the unfolded state and the folded state. Specifically, the front end of each side armrest 111 is connected to the front leg 112 and the rear leg 113 , and the upper end and the lower end of each bracket 114 are respectively connected to the rear end of the corresponding side armrest 111 and the rear leg 113 .

More specifically, both ends of the cart handle 120 are pivotally connected to the two brackets 114 located on the left and right sides of the cart frame 110, respectively. When the cart handle 120 is in the rearward use position, the cart handle 120 and the rear foot 113 Located on the same side, that is, the cart handle 120 and the rear foot 113 are both located on the rear side of the cart frame 110, and each handle switching mechanism 130 and the corresponding bracket 114 can be engaged or disengaged with each other to restrict or allow the cart handle 120 leaves the backward use position. When the cart handle 120 is in the forward use position, the cart handle 120 and the front foot 112 are located on the same side, that is, the cart handle 120 and the front foot 112 are both located on the front side of the cart frame 110, and each handle switching mechanism 130 can be connected to the front foot. 112 engage and disengage each other to limit or allow the cart handle 120 to leave the forward use position. In addition, in the process of pivoting and switching the cart handle 120 between the forward use position and the rear use position, each handle switching mechanism 130 can also be used to avoid scratches on the corresponding side armrests 111 or other structures and avoid scratches. rub.

In addition, as shown in FIGS. 2 and 3 , the cart frame 110 further includes two first engaging members 140 and two second engaging members 141 , wherein the first engaging member 140 and the second engaging member 141 may have a similar structure, the two first engaging members 140 are disposed on the front foot 112 and are respectively used to engage or disengage the two handle switching mechanisms 130 when the cart handle 120 is in the forward use position, so as to The cart handle 120 in the forward use position is locked or unlocked; the two second engaging members 141 are respectively disposed on the two brackets 114 and are respectively used for the two handle switching mechanisms when the cart handle 120 is in the rear use position 130 are engaged with or disengaged from each other, thereby locking or unlocking the cart handle 120 in the rearward use position.

Since the structure and operation principle of the cart frame 110 are similar to those of conventional cart frames, the details are not repeated here. In addition, since the two handle switching mechanisms 130 located on the left and right sides of the cart frame 110 have the same symmetry Therefore, only the handle switching mechanism 130 located on one side will be described below.

Please refer to FIG. 4 , which is an exploded view of the components of the handle switching mechanism 130 according to the first embodiment of the present invention. As shown in FIG. 4 , each handle switching mechanism 130 includes a sliding sleeve 131 , an engaging block 1312 and a sliding member 131 a . The sliding sleeve 131 is slidably connected to the cart handle 120 , and the engaging block 1312 is protruded from the sliding element 131 a. The sleeve 131 is used for engaging with the cart frame 110. The sliding member 131a is disposed on the side of the engaging block 1312 adjacent to the cart frame 110. The sliding member 131a is made of elastic material and includes a smooth surface . The sliding sleeve 131 can be slidably switched between the locking position and the unlocking position along the cart handle 120. When the sliding sleeve 131 slides to the locking position, the engaging block 1312 and the cart frame 110 are engaged with each other to restrict the cart handle 120 pivoting; when the sliding sleeve 131 slides to the release position, the engaging block 1312 is disengaged from the cart frame 110 to allow the cart handle 120 to pivot. During the pivoting process of the cart handle 120, the sliding member 131a may contact with the side armrest 111 or other structures of the cart frame 110, so as to avoid scratches on the side armrest 111 or other structures and generation of scratching sound.

Specifically, the sliding sleeve 131 includes a sleeve body 1311 that is slidably connected to the cart handle 120 , the engaging block 1312 is protruded from the sleeve body 1311 , and a engaging groove 1313 is formed on the engaging block 1312 , and the direction of the recess of the engaging groove 1313 is It can be substantially parallel to the long axis direction of the sleeve body 1311 (ie, the sliding direction of the sleeve body 1311 ), and the sliding member 131 a is disposed on the side of the engaging block 1312 away from the sleeve body 1311 (ie, the adjacent side of the engaging block 1312 ). (on the side of the cart frame 110), the engaging slot 1313 is used for engaging or disengaging with the first engaging member 140 disposed on the front foot 112 or the second engaging member 141 disposed on the bracket 114 to achieve Locking or unlocking of the cart handle 120.

More specifically, in this embodiment, the sliding member 131a and the side of the engaging block 1312 that are far away from the sleeve body 1311 and adjacent to the cart frame 110 are integrally formed, and the sliding member 131 can be a plane structure or a curved surface structure. An arc-shaped chamfer is formed at the edge connection between the sliding member 131a and the engaging block 1312 .

Preferably, in this embodiment, the sliding sleeve 131 , the engaging block 1312 and the sliding member 131a can be integrally formed in a single-piece structure and can be made of the same elastic material, wherein the elastic material can be, for example, a thermoplastic elastic material (thermoplastic elastomer, TPE) or rubber materials, etc.

However, the materials and manufacturing methods of the sliding sleeve, the engaging block and the sliding member of the present invention are not limited to this embodiment. For example, in another embodiment, the sliding element can be made of elastic material, the sliding element and the sliding sleeve can be made of other materials, and the sliding sleeve, the engaging block and the sliding element can be formed by overmolding, etc. They are integrally formed and together form a one-piece structure.

Furthermore, the structure of the slider of the present invention is not limited to this embodiment. For example, in another embodiment, the sliding member may also be a protruding post, a protruding block, a protruding rib or other structures.

In addition, as shown in FIGS. 2 to 4 , the handle switching mechanism 130 further includes a restoring member 134 disposed between the cart handle 120 and the sliding sleeve 131 and a fixing member 135 mounted on the cart handle 120 . The fixing member 135 is located under the sliding sleeve 131, the restoring member 134 is accommodated in the cart handle 120, and the two ends of the restoring member 134 are respectively connected to the sliding sleeve 131 and the fixing member 135. When the sliding sleeve 131 is subjected to force, it is released. When the lock position slides, the sliding sleeve 131 exerts force on the reset member 134 to elastically deform the reset member 134; when the sliding sleeve 131 is released, the reset member 134 elastically recovers and drives the sliding sleeve 131 to reset to the locked position, that is, the reset member 134 It is used to make the sliding sleeve 131 have the potential energy to move toward the locking position.

More specifically, the handle switching mechanism 130 further includes a blocking member 136 and a pivoting member 137. The blocking member 136 is fixed to the cart handle 120 and is located below the sliding sleeve 131. The blocking portion 1361 is located at the corresponding card slot 1313 . When the card slot 1313 is engaged with the first engaging member 140 or the second engaging member 141 , the blocking portion 1361 can cooperate with the card slot 1313 to engage the first engaging member 140 Or the second engaging member 141 is limited to ensure the locking of the cart handle 120 . In addition, the blocking member 136 can also be used to limit the sliding stroke of the sliding sleeve 131 . Furthermore, the pivot member 137 is mounted on the bottom of the cart handle 120 and is pivotally connected with the bracket 114 , so that the cart handle 120 can pivot relative to the bracket 114 .

As shown in FIGS. 2 to 4 , the operation of the handle switching mechanism 130 will be described below. As shown in FIGS. 2 to 3 , the cart handle 120 is a bracket 114 that can be relative to the cart frame 110 . The arrangement is pivoted around a pivot axis P, wherein the pivot axis P is arranged along the left and right directions of the cart frame 110 . When the cart handle 120 is in the position shown in FIG. 2 , that is, when the cart handle 120 and the rear foot 113 are close to each other and both are located on the rear side of the cart frame 110 , the cart handle 120 is in the rearward use position, When the cart handle 120 is to be pivoted from the rearward use position to the forward use position, the sliding sleeve 131 can be operated along a first direction F1 to slide the sliding sleeve 131 upward to the unlocking position, and then the locking groove 1313 In the above process, the sliding sleeve 131 can exert force on the restoring member 134 to elastically deform the restoring member 134 after being disengaged from the second engaging member 141 disposed on the bracket 114 . After the sliding sleeve 131 is in the unlocking position, the user can push the cart handle 120 to pivot around the pivot axis P along a second direction F2 toward the forward use position. During the pivoting process of F2 toward the forward use position, since the sliding sleeve 131 is located at the corresponding side armrest 111, the sliding member 131a made of elastic material and having a smooth surface slides along the side armrest 111, so the present invention can The side armrest 111 is prevented from being scratched, and no scratching sound is produced. When the cart handle 120 is pivoted to the forward use position, the engaging slot 1313 corresponds to the first engaging member 140 disposed on the front foot 112 . At this time, the user can release the sliding sleeve 131 so that the reset member 134 drives the sliding sleeve 131 Reset toward the locking position, so that the locking groove 1313 is engaged with the first locking member 140 , thereby realizing the locking of the cart handle 120 .

In addition, when the cart handle 120 is to be switched from the forward use position to the rear use position, the sliding sleeve 131 can be operated first to move the sliding sleeve 131 to the unlocking position, and then pivoted in a direction opposite to the second direction F2 The cart handle 120, then when the cart handle 120 is pivoted to the rearward use position, the sliding sleeve 131 can be released so that the card slot 1313 is engaged with the second engaging member 141, thereby realizing the pull of the cart handle 120. locking.

Please refer to FIG. 5 and FIG. 6. FIG. 5 is a partial structural diagram of the stroller 100 according to the second embodiment of the present invention, and FIG. 6 is the second embodiment of the stroller 100 disassembled from a protective sheet 132. Schematic diagram of part of the structure. As shown in FIGS. 5 and 6 , the sliding member 131 a of this embodiment is not integrally formed with the engaging block 1312 . Specifically, the handle switching mechanism 130 further includes a protective sheet 132, the protective sheet 132 is independently formed and made of elastic material, and the side of the protective sheet 132 away from the engaging block 1312 is formed to serve as a smooth surface of the sliding member 131a. The surface has a plane structure or an arc structure, and the edge of the protective sheet 132 is formed with an arc-shaped chamfer. Correspondingly, the protection sheet 132 is installed on the side of the engaging block 1312 away from the sleeve body 1311 and adjacent to the side of the cart frame 110 .

However, the present invention is not limited to this embodiment. For example, in another embodiment, the side of the protection sheet away from the engaging block may be formed with at least one protrusion, At least one protruding block, at least one protruding rib or other structures are used as sliding parts.

As shown in FIG. 6 , the sleeve body 1311 of the sliding sleeve 131 and the engaging block 1312 can be integrally formed or formed by other methods. The engaging block 1312 is a hollow structure, and at least one connecting post 1314 is protruded inside the engaging block 1312 . , the protective sheet 132 is formed with at least one protective sheet connecting hole 1321 corresponding to at least one connecting post 1314, and the protective sheet connecting hole 1321 and the connecting post 1314 can be used to cooperate with a connecting member (such as a screw), so that the protective sheet 132 The protection sheet 132 is installed by the connection piece, the connection hole 1321 of the protection sheet and the connection post 1314 being connected to the engaging block 1312 .

However, the present invention is not limited to this embodiment. For example, in another embodiment, the engaging block can be a solid structure, and the protection sheet can be installed on the engaging block by means of snapping or sticking. Alternatively, in another embodiment, the connecting post may be replaced by a screw cap or screw hole structure.

In addition, in this embodiment, the protection sheet 132 can also be made of an elastic material such as thermoplastic elastomer (TPE) or soft plastic material, and the protection sheet 132 can be integrally molded with the sliding member 131 a to form a single piece However, the present invention is not limited to this embodiment.

Other structures of the second embodiment are the same as those of the first embodiment and have similar changes, and are not repeated here for brevity.

Please refer to FIGS. 7 to 9. FIGS. 7 and 8 are exploded views of the components of the handle switching mechanism 130 according to the third embodiment of the present invention, and FIG. 9 is the stroller 100 according to the third embodiment of the present invention. A partial structure diagram when an outer cover 133 is removed. As shown in FIGS. 7 to 9 , in this embodiment, the handle switching mechanism 130 includes a protection sheet 132 and an outer cover 133 . The protection sheet 132 is connected to the engaging block 1312 through the outer cover 133 .

Specifically, in this embodiment, the protection sheet 132 is made of an elastic material, and the side of the protection sheet 132 away from the engaging block 1312 is formed with a flat structure or an arc structure with a smooth surface as the sliding member 131a, However, the present invention is not limited to this embodiment. For example, in another embodiment, the side of the protection sheet away from the engaging block can be formed with protrusions, protrusions, ribs or other structures made of elastic materials and having smooth surfaces to serve as sliding parts . In addition, the shape of the outer cover 133 corresponds to the shape of the side of the engaging block 1312 away from the sleeve body 1311 and adjacent to the cart frame 110 , so as to facilitate the connection between the outer cover 133 and the engaging block 1312 .

More specifically, the protection sheet 132 and the outer cover 133 may be two separate structures formed from different materials and then fixedly connected to each other, or may be a single-piece structure integrally formed from the same or different materials. In this embodiment, the protective sheet 132 can be made of elastic material such as thermoplastic elastomer (TPE) or soft plastic material, and the outer cover 133 can be made of the same or different material as the protective sheet 132 to protect The sheet 132 and the outer cover 133 can be integrally formed by means of overmolding or the like, and together form a single-piece structure. In addition, at least one connecting post 1314 is protruded inside the engaging block 1312 , at least one cap connecting hole 1331 corresponding to the at least one connecting post 1314 is formed on the outer cover 133 , and at least one connecting hole 1331 corresponding to the at least one connecting post 1314 is formed on the protective sheet 132 . At least one protection sheet connection hole 1321 of the outer cover connection hole 1331, and the outer cover connection hole 1331, the protection sheet connection hole 1321 and the connection post 1314 are used to cooperate with a connection member (eg, a screw), so that the outer cover 133 can be connected to the protection sheet 1314. The sheet 132 is connected to the engaging block 1312 by the cooperation of the connecting piece, the connecting hole 1331 of the outer cover, the connecting hole 1321 of the protective sheet and the connecting post 1314 .

Other structures of the third embodiment are the same as those of the second embodiment and have similar changes, and are not repeated here for brevity.

Please refer to FIG. 10 and FIG. 11 . FIG. 10 and FIG. 11 are schematic structural diagrams of the handle switching mechanism 130 in different viewing angles according to the fourth embodiment of the present invention. As shown in Figs. 10 and 11, the sliding member 131a of this embodiment can be a protruding post made of an elastic material, rather than a plane structure or an arc structure.

Specifically, as shown in FIGS. 10 and 11, a plurality of protruding posts made of elastic materials are formed on the side of the engaging block 1312 away from the sleeve body 1311. In this embodiment, the engaging block 1312 is On the side away from the sleeve body 1311 are two protruding posts symmetrically arranged with each other. The two protruding posts are located on both sides of the slot 1313 respectively. The frictional force between the protruding post and the side armrest 111 during the pivoting switching process of the cart handle 120 .

More specifically, in this embodiment, the protruding post and the sliding sleeve 131 can be integrally formed, and the protruding post and the sliding sleeve 131 can be made of elastic materials such as thermoplastic elastomer (TPE) or soft plastic material, However, the present invention is not limited to this embodiment. For example, in another embodiment, the protruding post can be made of elastic material, the sliding sleeve can be made of another material, and the protruding post and the sliding sleeve can be integrally formed and jointly formed by overmolding and other methods One-piece construction.

It is understandable that the structure and quantity of the sliding member 131a are not limited to this embodiment, and it depends on the actual requirements. For example, in another embodiment, the sliding member can be a convex block or a convex rib, and the number Can be at least one.

Other structures of the fourth embodiment are the same as those of the first embodiment and have similar changes, which are not repeated here for the sake of brevity.

Furthermore, the number of the handle switching mechanism, the side armrests and the brackets of the present invention is not limited to the above-mentioned embodiment. For example, in another embodiment, the stroller may only include one handle switching mechanism on one side. , a side armrest and a stand.

To sum up, in the present invention, since the sliding member is disposed on one side of the engaging block adjacent to the frame of the cart, and the sliding member is made of elastic material and includes a smooth surface, the handle of the cart is easy to handle. During the pivoting process, the sliding member can contact the side armrests or other structures of the cart frame, so as to avoid scratches on the side armrests or other structures and the generation of scratching sound, so the present invention has a better use experience. In addition, the present invention also has the advantages of simple structure and convenient manufacture. The above descriptions are only preferred embodiments of the present invention, and all equivalent changes and modifications made according to the scope of the patent application of the present invention shall fall within the scope of the present invention.

100: Stroller 110: Cart frame 111: Side Armrest 112: front foot 113: hind foot 114: Bracket 120: Cart handle 130: Handle switching mechanism 131: Sliding sleeve 131': slip sleeve 1311: Body 1311’: back 1312: Snap block 1313: Card slot 1314: connecting column 131a: Slider 132: Protective sheet 1321: Protection sheet connection hole 133: Outer cover 1331: Outer cover connection hole 134: reset piece 135: Fixtures 136: Stopper 1361: Blocker 137:Pivot piece 140: The first engaging piece 141: Second engaging piece F1: first direction F2: Second direction P: pivot axis M: dotted line

FIG. 1 is a schematic diagram of a part of the structure of the handle switching mechanism in the prior art. FIG. 2 and FIG. 3 are schematic views of the appearance of the stroller according to the first embodiment of the present invention from different viewing angles. FIG. 4 is an exploded view of the components of the handle switching mechanism according to the first embodiment of the present invention. FIG. 5 is a partial structural schematic diagram of the stroller according to the second embodiment of the present invention. FIG. 6 is a partial structural schematic diagram of the stroller according to the second embodiment of the present invention when the protective sheet is removed. FIG. 7 and FIG. 8 are exploded views of components of the handle switching mechanism in different viewing angles according to the third embodiment of the present invention. FIG. 9 is a partial structural view of the stroller according to the third embodiment of the present invention when the outer cover is removed. FIG. 10 and FIG. 11 are schematic structural diagrams of the handle switching mechanism in different viewing angles according to the fourth embodiment of the present invention.

100: Stroller

120: Cart handle

130: Handle switching mechanism

131: Sliding sleeve

1311: Body

1312: Snap block

1313: Card slot

1314: connecting column

131a: Slider

132: Protective sheet

1321: Protection sheet connection hole

136: Stopper

1361: Blocker

Claims (19)

A handle switching mechanism for a stroller handle of a children's stroller, the handle switching mechanism is arranged between the stroller handle of the children's stroller and a stroller frame, and the handle switching mechanism comprises: a sliding sleeve, which is slidably connected to the handle of the cart; an engaging block protruding from the sliding sleeve and used for engaging with the cart frame; and A sliding piece is disposed on a side of the engaging block adjacent to the cart frame, the sliding piece is made of elastic material, and the sliding piece includes a smooth surface. According to the handle switching mechanism of claim 1, the sliding sleeve includes a body, the sleeve system is slidably connected to the handle of the cart, the engaging block is protruded from the sleeve body, and a card is formed on the engaging block A groove, a concave direction of the locking groove is parallel to a long axis direction of the sleeve body, and the sliding member is arranged on a side surface of the engaging block away from the sleeve body. The handle switching mechanism according to claim 1, further comprising a protection sheet, the protection sheet is disposed on the side of the engaging block adjacent to the cart frame, and the sliding member is formed on the protection sheet away from one of the sides of the engaging block. The handle switching mechanism of claim 3, wherein the protection sheet is made of elastic material, and the protection sheet is integrally formed with the engaging block or the protection sheet is fixed to the engaging block and adjacent to the The side of the cart frame is formed separately as a one-piece structure. The handle switching mechanism of claim 3, wherein the protective sheet is made of thermoplastic elastic material or soft plastic material and is a single-piece structure. The handle switching mechanism of claim 3, wherein a shape of the protection sheet and a shape of the side surface of the engaging block adjacent to the cart frame correspond to each other. The handle switching mechanism according to claim 3, wherein a protective sheet connecting hole is formed on the protective sheet, and the protective sheet connecting hole is used to cooperate with a connecting piece, so that the protective sheet is connected to the protective sheet through the connecting piece The fitting of the connecting hole is connected to the engaging block. The handle switching mechanism according to claim 3, further comprising an outer cover, and the protection sheet is disposed on the engaging block through the outer cover. The handle switching mechanism according to claim 8, wherein the protection sheet is made of elastic material, and the protection sheet is integrally formed with the outer cover. The handle switching mechanism of claim 8, wherein a shape of the outer cover and a shape of the side surface of the engaging block adjacent to the cart frame correspond to each other. The handle switching mechanism according to claim 8, wherein an outer cover connecting hole is formed on the outer cover, a protection sheet connecting hole corresponding to the outer cover connecting hole is formed on the protective sheet, and the outer cover connecting hole is formed with the outer cover connecting hole. The protective sheet connecting hole is used to cooperate with a connecting piece, so that the outer cover and the protective sheet are connected to the engaging block through the cooperation of the connecting piece, the outer cover connecting hole and the protective sheet connecting hole. The handle switching mechanism according to claim 1, wherein the sliding member protrudes from the side surface of the engaging block adjacent to the cart frame. The handle switching mechanism of claim 12, wherein the sliding member is a protruding post, a protruding block or a protruding rib. The handle switching mechanism according to claim 1, wherein the sliding sleeve can slide relative to the cart frame between a locking position and a releasing position, and when the sliding sleeve slides to the locking position, the engaging The block and the cart frame are engaged with each other, so that the cart handle cannot be pivoted relative to the cart frame, and when the sliding sleeve slides to the unlocking position, the engaging block and the cart The frames are disengaged from each other so that the cart handle can pivot relative to the cart frame. The handle switching mechanism according to claim 14, further comprising a reset piece, the reset piece is connected between the sliding sleeve and the cart handle and is used to drive the sliding sleeve to slide toward the locking position. The handle switching mechanism according to claim 15, further comprising a fixing piece, the fixing piece is mounted on the handle of the cart, and one end of the restoring piece is connected to the fixing piece. A stroller comprising: a cart frame, which includes a front foot and a rear foot; a cart handle pivotally connected to the cart frame, the cart handle is used for pivoting between a forward use position and a rear use position relative to the cart frame, when the cart When the handle is in the forward use position, the cart handle is on the same side as the front foot of the cart frame, and when the cart handle is in the rearward use position, the cart handle is on the same side as the cart frame the rear foot is on the same side; and The handle switching mechanism according to any one of claims 1 to 16. The stroller of claim 17, wherein the stroller frame further comprises a side armrest and a bracket, the side armrest is connected to the front foot, the rear foot and the bracket, and an end of the bracket away from the side armrest It is connected to the rear foot, and when the cart handle is pivoted relative to the cart frame, the cart handle drives the sliding sleeve to slide along the side armrest. The stroller of claim 18, wherein the stroller frame further comprises a first engaging piece and a second engaging piece for detachably engaging with the engaging block, the first engaging piece The engaging piece is arranged on the front foot and is used for engaging with the engaging block when the cart handle is in the forward use position, and the second engaging piece is arranged on the bracket and used for the trolley The handle engages with the engaging block when the handle is in the rearward use position.

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