Baby carriage
By designing a detachable stroller seat, the problem of the existing stroller seat is not removable and restricted, achieving diversified usage methods and portability of baby strollers.
Patent Information
- Application Number
- CN202421045499.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-14
- Publication Date
- 2025-04-15
- Estimated Expiration
- 2034-05-14
AI Technical Summary
The existing stroller seat design is not removable, which limits the use of the stroller and cannot meet the needs of babies to face forward or backward.
A stroller including a first bracket, a second bracket, a seat frame and a tie rod is designed. The frame of the seat frame is removably connected to the bottom bracket, the bottom bracket is movably connected to the first bracket, and the second bracket is movably connected to the tie rod, and the detachable connection between the bottom bracket and the tie rod is realized through a limiting mechanism.
It realizes the diversified use of stroller seats. Babies can sit forward or back to meet different usage needs. At the same time, the overall stroller can be flipped and folded, making it easy to carry.
Smart Images
Figure CN222756646U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of baby carriages, in particular to a foldable and flippable baby carriage. Background Art
[0002] As the global baby stroller manufacturing industry gradually shifts to China, China has become the global center of baby stroller manufacturing. With the continuous expansion of the industry market scale, consumers' demand for baby strollers has also continued to increase. my country's baby stroller companies have increased their research and development efforts in industry technology and product design, and industry competition is fierce. The main users of baby strollers are infants under 2 years old. According to the growth of infants and young children and their intended use, baby strollers can be divided into many categories. However, the seat frames of most baby strollers adopt an integral design and cannot be disassembled, which limits the diversity of their usage and cannot meet the needs of infants sitting forward or backward or pushing and pulling forward and backward. Utility Model Content
[0003] The purpose of the present utility model is to provide a baby carriage in order to solve the above problems.
[0004] The utility model achieves the above-mentioned purpose through the following technical solutions:
[0005] A baby stroller comprises a first bracket, a second bracket, a seat frame and a pull rod, wherein the first bracket and the second bracket are respectively provided with universal wheels at the bottom, the first bracket is movably connected to the second bracket, the first bracket is movably connected to the seat frame, and the second bracket is movably connected to the pull rod; the seat frame comprises a base and a surrounding frame, the surrounding frame is detachably arranged on the base, the base is movably connected to the first bracket, the first bracket is movably connected to the second bracket via a connecting rod mechanism, and the base is detachably connected to the pull rod via a limiting mechanism.
[0006] Preferably, the base support includes a bottom plate, a front support plate and a rear support plate, the lower part of the bottom plate is movably connected to the first bracket through a first connecting rod, the front support plate and the rear support plate are respectively located at the front and rear ends of the bottom plate, and the rear support plate is detachably connected to the pull rod through a limiting mechanism.
[0007] Preferably, the front support plate and the rear support plate are respectively provided with limit slots, the lower part of the surrounding frame is provided with limit teeth corresponding to the limit slots, a limit block is provided in the limit slot, and lock buckles for fixing the limit teeth are respectively extended outward on both sides of the limit block, and a first unlocking button penetrated into the limit block is provided on the outer side of the limit slot, a compression spring is sleeved on the first unlocking button, and the end of the compression spring is connected to the inner wall of the limit block, a return spring is provided on the lock buckle, and the end of the return spring is connected to the inner wall of the limit block, the lock buckle abuts against the first unlocking button, the limit tooth penetrates into the limit slot and the lock buckle penetrates into the limit tooth.
[0008] Preferably, a backrest for supporting a baby is movably provided on the surrounding frame, and the surrounding frame and the backrest are an integrally formed structure.
[0009] Preferably, the connecting rod mechanism includes a second connecting rod, an arc-shaped clamping plate, a connecting frame and a connecting head, the two ends of the second connecting rod are respectively movably connected to the first bracket and the second bracket, one end of the arc-shaped clamping plate is movably connected to the second connecting rod, the other end of the arc-shaped clamping plate is movably connected to the lower part of the connecting frame, one end of the connecting frame is connected to the first bracket, the other end of the connecting frame is movably connected to the connecting head, and the connecting head is connected to the second bracket.
[0010] Preferably, the limiting mechanism includes a limiting seat, the limiting seat is arranged on the pull rod, an extension section protruding outward is arranged on the rear support plate, a limiting cavity for accommodating the extension section is opened in the limiting seat, and a limiting pin is movably and telescopically arranged in the limiting cavity, a second unlocking button corresponding to the limiting pin is arranged on the limiting seat, the second unlocking button is connected to the limiting pin, a limiting spring is arranged between the limiting pin and the limiting seat, and the limiting pin is inserted into a groove opened on the extension section.
[0011] The beneficial effects of the utility model are:
[0012] In the utility model, the surrounding frame and the bottom support are designed to be pluggable and detachable, that is, when the baby needs to sit facing the parent, the surrounding frame is removed and replaced so that the side with the backrest faces the pull rod, and the baby is placed in the surrounding frame. The backrest can support the baby and the baby faces the parent; when the initial installation method is used, the baby faces the parent and looks forward, which is convenient to use. At the same time, the bottom support and the pull rod are detachable, so that the baby stroller can be turned over and folded as a whole for easy carrying. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.
[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model.
[0015] Figure 2 It is a schematic diagram of the lower connection structure of the bottom support in the utility model.
[0016] The following are the descriptions of the reference numerals:
[0017] 1 is the first bracket, 2 is the second bracket, 3 is the pull rod, 4 is the surrounding frame, 5 is the backrest, 6 is the front support plate, 7 is the limiting mechanism, 8 is the rear support plate, 9 is the bottom support, 10 is the first connecting rod, 11 is the second connecting rod, 12 is the arc-shaped clamping plate, 13 is the connecting head, and 14 is the connecting frame. DETAILED DESCRIPTION
[0018] The following is a further explanation of the technical solution of the utility model in conjunction with the accompanying drawings:
[0019] like Figure 1-Figure 2 As shown, the utility model discloses a baby carriage, comprising a first bracket 1, a second bracket 2, a seat frame and a pull rod 3, wherein universal wheels are respectively arranged at the bottom of the first bracket 1 and the second bracket 2. That is, the first bracket and the second bracket are brackets made of two iron pipes, i.e., universal wheels are respectively arranged at both sides of the bottom of the first bracket and both sides of the bottom of the second bracket.
[0020] It should be noted that the universal wheel in this embodiment is a universal wheel with a self-locking function.
[0021] Specifically, Figure 1 and Figure 2 As shown, the first bracket 1 is movably connected to the second bracket 2. That is, the first bracket and the second bracket serve as the main supporting structure of the entire baby carriage, and the rotatable design between the first bracket and the second bracket can help fold the baby carriage.
[0022] In some embodiments, Figure 2As shown, the first bracket 1 is movably connected to the second bracket 2 through a connecting rod mechanism. The connecting rod mechanism includes a second connecting rod 11, an arc-shaped clamping plate 12, a connecting frame 14 and a connecting head 13. The two ends of the second connecting rod 11 are movably connected to the first bracket 1 and the second bracket 2 respectively; that is, the first bracket is rotatably connected to one end of the second connecting rod, and the other end of the second connecting rod is rotatably connected to the second bracket;
[0023] At the same time, one end of the arc-shaped card plate 12 is movably connected to the second connecting rod 11, and the other end of the arc-shaped card plate 12 is movably connected to the lower part of the connecting frame 14; that is, an arc-shaped card plate is movably installed at the middle position of the second connecting rod, and the top of the arc-shaped card plate is rotatably connected to the connecting frame. When the first bracket and the second bracket are folded, the arc-shaped card plate can also rotate around the second connecting rod.
[0024] One end of the connecting frame 14 is connected to the first bracket 1, and the other end of the connecting frame 14 is movably connected to the connecting head 13, and the connecting head 13 is connected to the second bracket 2. In other words, the connecting frame is mounted on the first bracket, the connecting head is mounted on the second bracket, and the end of the connecting frame is rotatably connected to the arc-shaped clamping plate while being rotatably connected to the end of the connecting head.
[0025] It should be noted that an L-shaped connecting piece is additionally provided at the front of the connecting head 13 , the L-shaped connecting piece is mounted at the bottom of the base, and the end of the L-shaped connecting piece is rotatably connected to the connecting head.
[0026] Specifically, Figure 1 As shown, the first bracket 1 is movably connected to the seat frame, and the second bracket 2 is movably connected to the pull rod 3; that is, the seat frame is rotatably connected to the first bracket via the first connecting rod, and the seat frame is supported by the first connecting rod and the first bracket. At the same time, the upper part of the second bracket and the bottom of the pull rod are rotatably connected by a movable axis, and the pull rod can be rotated around the second bracket to be folded.
[0027] Specifically, Figure 1 As shown, the seat frame includes a bottom bracket 9 and a surrounding frame 4. The surrounding frame 4 is detachably arranged on the bottom bracket 9. The bottom bracket 9 is movably connected to the first bracket 2. The bottom bracket 9 is detachably connected to the pull rod 3 through a limiting mechanism. In other words, the bottom bracket is used for the baby to sit, and the surrounding frame is used to limit the baby in this area. At the same time, the surrounding frame and the bottom bracket are designed to be detachable, which can facilitate the exchange of the direction of the surrounding frame during subsequent use; at the same time, a limiting mechanism is designed between the bottom bracket and the pull rod, and the bottom bracket and the limiting mechanism are also detachably designed, which is convenient for subsequent disassembly and folding.
[0028] In some embodiments, Figure 1As shown, the bottom support 9 includes a bottom plate, a front support plate 6 and a rear support plate 8. The lower part of the bottom plate is movably connected to the first bracket 1 through a first connecting rod 10. The front support plate 6 and the rear support plate 8 are respectively located at the front and rear ends of the bottom plate, and the rear support plate 8 is detachably connected to the pull rod 3 through a limiting mechanism. In other words, the bottom support is composed of a bottom plate, a front support plate and a rear support plate. The bottom plate is used for the baby to sit, and the front support plate and the rear support plate form a restricted area with the surrounding frame as a whole to protect the baby; the lower part of the bottom plate is rotatably connected to one end of the first connecting rod, and the other end of the first connecting rod is rotatably installed on the first bracket, and the rear support plate is connected to the pull rod by a limiting mechanism.
[0029] Specifically, Figure 1 As shown, the front support plate 6 and the rear support plate 8 are respectively provided with limit slots, the lower part of the surrounding frame is provided with limit teeth corresponding to the limit slots, a limit block is provided in the limit slot, and lock buckles for fixing the limit teeth are respectively extended outward on both sides of the limit block, and a first unlocking button penetrated into the limit block is provided on the outer side of the limit slot, a compression spring is sleeved on the first unlocking button, and the end of the compression spring is connected to the inner wall of the limit block, a return spring is provided on the lock buckle, and the end of the return spring is connected to the inner wall of the limit block, the lock buckle is abutted against the first unlocking button, the limit tooth is inserted into the limit slot and the lock buckle is inserted into the limit tooth. When the locking cam is fully inserted into the limit slot, the lock buckle is inserted into the groove formed on the limit slot, and the limit slot is fixed in the limit slot. When unlocking is required later, by pressing the first unlocking button with a trapezoidal internal shape, the compression spring in the first unlocking button box is compressed. When the first unlocking button moves inward, the end of the lock buckle keeps in contact with the side surface of the trapezoidal first unlocking button. As the first unlocking button gradually moves inward, the lock buckle, under the action of its own reset spring, drives the lock buckle to retract and keep in contact with the side surface of the first unlocking button, so that the limit slot can be disengaged from the limit slot to complete the unlocking.
[0030] In some embodiments, Figure 1 As shown, a backrest 5 for supporting a baby is movably provided on the surrounding frame 4, and the surrounding frame 4 and the backrest 5 are an integrally formed structure. In other words, a circular backrest is integrated on the upper part of the surrounding frame, which is convenient for the baby to lean on.
[0031] In some embodiments, Figure 2As shown, the limiting mechanism includes a limiting seat, and the limiting seat is arranged on the pull rod 3. The rear support plate 8 is provided with an extension section protruding outward, and a limiting cavity for accommodating the extension section is opened in the limiting seat, and a limiting pin is movably and telescopically arranged in the limiting cavity, and a second unlocking button corresponding to the limiting pin is arranged on the limiting seat, and the second unlocking button is connected to the limiting pin, and a limiting spring is arranged between the limiting pin and the limiting seat, and the limiting pin is inserted into a groove opened on the extension section. That is to say, the limit seat is integrated on the pull rod, and an outwardly extending extension section, namely a latch tooth, is provided at the rear part of the rear support plate. During installation, the second unlocking button is pressed at the same time, and the second unlocking button drives the limit pin to extend outward. When the latch tooth is inserted into the limit cavity, an inwardly recessed area is reserved at the middle position of the latch tooth to accommodate the limit pin extending outward. When the latch tooth is inserted to the bottom, the second unlocking button is released, and the limit pin retracts under the action of the limit spring. The card with the outward bent end of the limit pin is inserted into the groove on the latch tooth at this time, thereby completing the fixing of the latch tooth. Similarly, when unlocking is required, the second unlocking button is pressed, and the limit pin extends outward synchronously. At this time, the latch tooth can be pulled outward, and the fixing between the rear support plate and the limit mechanism can be completed.
[0032] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.
Claims
1. A baby stroller, comprising a first bracket, a second bracket, a seat frame and a pull rod, wherein the first bracket and the second bracket are respectively provided with universal wheels at the bottom, the first bracket is movably connected to the second bracket, the first bracket is movably connected to the seat frame, and the second bracket is movably connected to the pull rod; characterized in that: The seat frame includes a base and a surrounding frame, the surrounding frame is detachably arranged on the base, the base is movably connected to the first bracket, the first bracket is movably connected to the second bracket via a connecting rod mechanism, and the base is detachably connected to the pull rod via a limiting mechanism.
2. The baby stroller according to claim 1, characterized in that: The base support includes a bottom plate, a front support plate and a rear support plate. The lower part of the bottom plate is movably connected to the first bracket through a first connecting rod. The front support plate and the rear support plate are respectively located at the front and rear ends of the bottom plate, and the rear support plate is detachably connected to the pull rod through a limiting mechanism.
3. The baby stroller according to claim 2, characterized in that: The front support plate and the rear support plate are respectively provided with limit slots, and the lower part of the surrounding frame is provided with limit teeth corresponding to the limit slots, and a limit block is provided in the limit slot, and lock buckles for fixing the limit teeth are respectively extended outward on both sides of the limit block, and a first unlocking button penetrated in the limit block is provided on the outer side of the limit slot, and a compression spring is sleeved on the first unlocking button, and the end of the compression spring is connected to the inner wall of the limit block, and a return spring is provided on the lock buckle, and the end of the return spring is connected to the inner wall of the limit block, and the lock buckle abuts against the first unlocking button, and the limit tooth penetrates into the limit slot and the lock buckle penetrates into the limit tooth.
4. The baby stroller according to claim 1, wherein: A backrest for supporting a baby is movably arranged on the surrounding frame, and the surrounding frame and the backrest are an integrally formed structure.
5. The baby stroller according to claim 1, wherein: The connecting rod mechanism includes a second connecting rod, an arc-shaped clamping plate, a connecting frame and a connecting head. The two ends of the second connecting rod are respectively movably connected to the first bracket and the second bracket. One end of the arc-shaped clamping plate is movably connected to the second connecting rod, and the other end of the arc-shaped clamping plate is movably connected to the lower part of the connecting frame. One end of the connecting frame is connected to the first bracket, and the other end of the connecting frame is movably connected to the connecting head, and the connecting head is connected to the second bracket.
6. The baby stroller according to claim 2, characterized in that: The limiting mechanism includes a limiting seat, which is arranged on the pull rod, and an extension section protruding outward is arranged on the rear support plate. A limiting cavity for accommodating the extension section is opened in the limiting seat, and a limiting pin is movably and telescopically arranged in the limiting cavity. A second unlocking button corresponding to the limiting pin is arranged on the limiting seat, and the second unlocking button is connected to the limiting pin. A limiting spring is arranged between the limiting pin and the limiting seat, and the limiting pin is inserted into a groove opened on the extension section.