CN208789750U - Foldable baby stroller vehicle frame - Google Patents
Foldable baby stroller vehicle frame Download PDFInfo
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- CN208789750U CN208789750U CN201821368121.1U CN201821368121U CN208789750U CN 208789750 U CN208789750 U CN 208789750U CN 201821368121 U CN201821368121 U CN 201821368121U CN 208789750 U CN208789750 U CN 208789750U
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Abstract
A kind of foldable baby stroller vehicle frame；Including push-rod frame, fore-stock and after-poppet；Push-rod frame includes a pair of push rods；Fore-stock includes a pair of of front support rod, and the upper end is articulated with push rod and forms the first hinge joint；After-poppet includes a pair of of back stay, and the upper end is articulated with front support rod and forms the second hinge joint；Further include a pair of of oblique fulcrum bar, intersect to form X-shaped support frame, two upper ends are hingedly connected at two first hinge joints, and two lower ends are hingedly connected to two back stays and form third hinge joint；It further include a pair of of first connecting rod, the upper end is articulated with push rod and forms the 4th hinge joint, and lower end is articulated with back stay；It further include a pair of first lateral folding bar, in the on-state, two back stays are horizontally supported opening by two first lateral folding bars；Under folding state, two first lateral folding bars horizontally further two back stays folding.The utility model can further left and right folding minimizes the volume after folding as far as possible while upper and lower folding, greatly facilitates storage and carrying.
Description
Technical Field
The utility model relates to a children's articles for use field, concretely relates to foldable baby's shallow frame.
Background
Strollers come in a wide variety of different functions, but typically include two portions, a frame and a seat. In order to facilitate carrying and storage, manufacturers design a foldable baby stroller, the frame of the baby stroller can be folded, the purpose is to reduce the size through folding, and the problem of large storage space is solved. However, when the existing stroller is used, it is found that the frame can be folded to facilitate storage, but due to the structural design problem of the frame, the distance in the width direction of the folded frame is not changed, so that the size of the folded frame cannot be effectively reduced, and when the folded frame is placed into a limited space such as a trunk of a car, the problem that the folded frame cannot be placed often occurs, so that the requirements of users cannot be met.
That is, most of the existing baby strollers can only be folded in one direction, i.e., in the front-back direction, but cannot be folded in the left-right direction, so that the existing baby strollers have the problem that the occupied space is still large after being folded, and the existing baby strollers cannot be satisfactorily stored or carried.
Therefore, how to solve the above-mentioned deficiencies of the prior art is a problem to be solved by the present invention.
Disclosure of Invention
The utility model aims at providing a foldable baby's shallow frame.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
a foldable stroller frame; comprises a push rod frame, a front bracket and a rear bracket; wherein,
the push rod frame comprises a pair of push rods; the front support comprises a pair of front support rods, and the lower ends of the front support rods are rotatably connected with front wheels; the front support rods correspond to the push rods one by one, and the upper ends of the front support rods are hinged with the lower ends of the push rods to form first hinge points;
the rear support comprises a pair of rear support rods, and the lower ends of the rear support rods are rotatably connected with rear wheels; the rear support rods correspond to the front support rods one by one, and the upper ends of the rear support rods are hinged to the middle or upper section of the front support rods to form a second hinge point;
the two inclined support rods are connected with each other in a crossed and rotating mode through the middle portions of the two inclined support rods to form an X-shaped support frame, the two upper ends of the X-shaped support frame are hinged to the two first hinge points respectively, and the two lower ends of the X-shaped support frame are hinged to the middle portions or the lower sections of the two rear support rods respectively to form a third hinge point;
the upper end of the first connecting rod is hinged to the middle or lower section of the push rod to form a fourth hinge point, and the lower end of the first connecting rod is hinged to the middle or lower section of the rear supporting rod;
the folding device is characterized by also comprising a pair of first transverse folding rods, wherein the two first transverse folding rods are mutually and rotatably connected by the inner ends of the two first transverse folding rods to form a first rotating point, and the outer ends of the two first transverse folding rods are respectively and rotatably connected to the two rear supporting rods to form an opening state and a folding state of the pair of first transverse folding rods; in an opening state, the two first transverse folding rods rotate to the respective outer ends at the farthest distance by taking the first rotating point as an axis, and then the two rear supporting rods are supported and opened in the transverse direction; in a folding state, the two first transverse folding rods rotate to respective outer ends to be close to each other by taking the first rotating point as a shaft, and then the two rear supporting rods are drawn close to each other in the transverse direction to be folded.
The relevant content in the above technical solution is explained as follows:
1. in the above solution, the two upper ends of the X-shaped support frame are respectively hinged to the two first hinge points, that is, the two upper ends of the X-shaped support frame can be directly hinged to the first hinge points, or can be hinged to the lower end of the push rod or the upper end of the front support rod.
2. In the above-mentioned solution, "in the opened state, the two first transverse folding rods rotate around the first rotation point as the axis to the respective outer ends to be farthest away", where the farthest is a state that the two outer ends are close to each other in the folded state, and is not limited to the case of the theoretical farthest position that the outer ends of the two first transverse folding rods can reach, of course, the case is a preferred solution when the distance between the two outer ends reaches the theoretical farthest position, and the length direction center lines of the two first transverse folding rods are located on the same straight line at this time.
3. In the above solution, the folding device further comprises a first locking mechanism, which acts on the first rotation point and is used for locking the opening state of the two first transverse folding rods. The specific structure may be some locking structures commonly used in the prior art, such as a lock catch, and thus, the detailed description is omitted.
4. In the above scheme, the foldable folding chair further comprises a pair of second transverse folding rods, wherein the two second transverse folding rods are mutually and rotatably connected at the inner ends thereof to form a second rotating point; the outer ends of the two second transverse folding rods are respectively and rotatably connected with the upper ends of the two push rods to form a pair of second transverse folding rods which are opened and folded; in an opening state, the two second transverse folding rods rotate to the respective outer ends at the farthest distance by taking the second rotating point as an axis, and then the two push rods are supported and opened in the transverse direction; in the folding state, the two second transverse folding rods rotate to the respective outer ends to be close to each other by taking the second rotating point as a shaft, and then the two push rods are pulled close to each other in the transverse direction to be folded.
The second transverse folding bar may in particular be a grab bar.
5. In the above solution, the folding device further comprises a second locking mechanism, which acts on the second rotation point and is used for locking the opening state of the two second transverse folding rods. The specific structure may be some locking structures commonly used in the prior art, such as a button switch, and thus, the detailed description is omitted.
6. In the above scheme, the foldable folding chair further comprises a pair of third transverse folding rods, wherein the inner ends of the two third transverse folding rods are mutually connected in a rotating manner to form a third rotating point; the outer ends of the two third transverse folding rods are respectively and rotatably connected to the middle or lower section of the two front supporting rods to form the pair of third transverse folding rods which are opened and folded; in an opening state, the two third transverse folding rods rotate to the respective outer ends at the farthest distance by taking a third rotation point as an axis, and further the two front support rods are supported and opened in the transverse direction; in a folding state, the two third transverse folding rods rotate to respective outer ends to be close to each other by taking the third rotating point as a shaft, and then the two front support rods are drawn close to each other in the transverse direction to be folded.
The third transverse folding bar may be in particular a foot pedal.
7. In the above scheme, the folding device further comprises a pair of second connecting rods, wherein the lower ends of the second connecting rods are connected to the outer ends of the third transverse folding rods, and the upper ends of the second connecting rods are connected to the second hinge points. The meaning of the "second hinge point" is that it can be directly hinged to the second hinge point, or hinged to the upper end of the rear support rod.
8. In the above scheme, still include the seatpad support frame, the seatpad support frame includes the supporting seat and rotates the seatpad bracing piece of connecting in the supporting seat front end, constitutes the seatpad bracing piece and has upwards to open and fold up two states downwards. By means of the design, the space of the folded frame can be further reduced.
9. In the above scheme, through the setting of X-shaped support frame first horizontal folding rod the horizontal folding rod of second and the horizontal folding rod of third, can realize simultaneously the horizontal folding up of each main part of frame can realize the frame is folding up about further when satisfying conventional folding up and down and is folding up and make the volume after folding up minimize as far as possible, has greatly made things convenient for accomodating and carrying when the user daily uses.
More through first locking mechanical system and the setting of second locking mechanical system can realize the locking to the frame open mode, has guaranteed the reliability of frame structure when opening, and then has guaranteed the security when the user uses, has also promoted the experience sense that the user used simultaneously.
Drawings
Fig. 1 is a perspective view (side front view) of an opened state of the embodiment of the present invention;
fig. 2 is a perspective view (side-rear view) of the folding process of the embodiment of the present invention;
fig. 3 is a side view of an open position of an embodiment of the present invention;
fig. 4 is a side view of the folding process of the embodiment of the present invention;
fig. 5 is a side view of the folded state of the embodiment of the present invention.
In the above drawings: 1. a push rod; 2. a front support rod; 3. a front wheel; 4. a first hinge point; 5. a rear support rod; 6. a rear wheel; 7. a second hinge point; 8. a diagonal strut; an X-shaped support frame; 10. a third hinge point; 11. a first link; 12. a fourth hinge point; 13. a first transverse folding bar; 14. a first rotation point; 15. a first locking mechanism; 16. a second transverse folding bar; 17. a second rotation point; 18. a second locking mechanism; 19. a third transverse folding bar; 20. a third rotation point; 21. a second link; 22. a supporting seat; 23. a seat cushion supporting rod.
Detailed Description
The invention will be further described with reference to the following drawings and examples:
example (b): referring to fig. 1-5, a foldable stroller frame; comprises a push rod frame, a front bracket and a rear bracket.
Wherein, the push rod frame comprises a pair of push rods 1 which are arranged in parallel; the front support comprises a pair of front support rods 2 arranged in parallel, and the lower ends of the front support rods 2 are rotatably connected with front wheels 3; the front supporting rods 2 correspond to the push rods 1 one by one, and the upper ends of the front supporting rods 2 are hinged to the lower ends of the push rods 1 to form first hinge points 4.
The rear support comprises a pair of rear support rods 5 which are arranged in parallel, and the lower ends of the rear support rods 5 are rotatably connected with rear wheels 6; the rear supporting rods 5 correspond to the front supporting rods 2 one by one, and the upper ends of the rear supporting rods 5 are hinged to the upper sections (or the middle parts) of the front supporting rods 2 to form second hinge points 7.
The device also comprises a pair of inclined supporting rods 8, the two inclined supporting rods 8 are connected with each other in a crossed and rotating mode through the middle parts of the two inclined supporting rods 8 to form an X-shaped supporting frame 9, the two upper ends of the X-shaped supporting frame 9 are respectively hinged to the two first hinge points 4 (or hinged to the lower end of the push rod 1 or the upper end of the front supporting rod 2), and the two lower ends of the X-shaped supporting frame 9 are respectively hinged to the middle parts (or the lower sections) of the two rear supporting rods 5 to form a third; the X-shaped support frame 9 mainly has the function of conveniently transversely folding the frame, and plays an important role in supporting the stability of the frame in an opening state.
The upper end of the first connecting rod 11 is hinged to the lower section (or the middle section) of the push rod 1 to form a fourth hinge point 12, and the lower end of the first connecting rod 11 is hinged to the middle section (or the lower section) of the rear supporting rod 5 and can be directly hinged to the third hinge point 10. The first connecting rod 11 mainly has the functions of linkage opening and linkage folding of the push rod 1 and the rear supporting rod 5, and simultaneously has a certain supporting function on the stability of the frame in an opening state.
The folding device further comprises a pair of first transverse folding rods 13 which are connected between the two third hinge points 10, the two first transverse folding rods 13 are mutually rotatably connected by respective inner ends to form a first rotating point 14, and the outer ends of the two first transverse folding rods 13 are respectively rotatably connected to the inner sides of the middle parts of the two rear supporting rods 5 to form two states of opening and folding of the pair of first transverse folding rods 13; in the opened state, the two first transverse folding rods 13 rotate to the respective outer ends with the first rotating point 14 as the axis to be farthest away, so that the two rear support rods 5 are supported and opened in the transverse direction, and the length direction center lines of the two first transverse folding rods 13 are located on the same horizontal straight line. In the folded state, the two first transverse folding rods 13 rotate around the first rotating point 14 as a shaft until the outer ends of the two first transverse folding rods are close to each other, so that the two rear support rods 5 are drawn close to each other in the transverse direction for folding.
A first locking mechanism 15 is also included, which first locking mechanism 15 acts on said first rotation point 14 for locking the open state of both said first transverse folding bars 13. The specific structure may be some locking structures commonly used in the prior art, such as a lock catch, and thus, the detailed description is omitted.
The folding device further comprises a pair of second transverse folding rods 16, wherein the inner ends of the two second transverse folding rods 16 are mutually connected in a rotating mode to form a second rotating point 17; the outer ends of the two second transverse folding rods 16 are respectively and rotatably connected with the upper ends of the two push rods 1, so that the pair of second transverse folding rods 16 has two states of opening and folding; in an opening state, the two second transverse folding rods 16 rotate to the respective outer ends at the farthest distance by taking the second rotating point 17 as an axis, so that the two push rods 1 are supported and opened in the transverse direction; in the folded state, the two second transverse folding rods 16 rotate around the second rotation point 17 as a shaft until the outer ends of the two second transverse folding rods are close to each other, so that the two push rods 1 are drawn close to each other in the transverse direction for folding.
The second transverse folding bar 16 may be a grab bar in particular.
A second locking mechanism 18 is also included, which second locking mechanism 18 acts on the second turning point 17 for locking the open state of both said second transverse folding bars 16. The specific structure may be some locking structures commonly used in the prior art, such as a button switch, and thus, the detailed description is omitted.
The folding device also comprises a pair of third transverse folding rods 19, wherein the inner ends of the two third transverse folding rods 19 are mutually connected in a rotating way to form a third rotating point 20; the outer ends of the two third transverse folding rods 19 are respectively and rotatably connected with the lower sections of the two front supporting rods 2 to form a pair of third transverse folding rods 19 which have two states of opening and folding; in the opened state, the two third transverse folding rods 19 rotate to the respective outer ends with the third rotating point 20 as the axis to be farthest away, so that the two front support rods 2 are supported and opened in the transverse direction; in the folded state, the two third transverse folding rods 19 rotate around the third rotation point 20 as an axis until the respective outer ends are close to each other, thereby realizing that the two front support rods 2 are drawn close and folded in the transverse direction.
The third transverse folding bar 19 may be in particular a foot pedal.
The folding mechanism further comprises a pair of second connecting rods 21, the lower ends of the second connecting rods 21 are connected to the outer ends of the third transverse folding rods 19, the upper ends of the second connecting rods 21 are connected to the second hinge points 7 (or hinged to the upper ends of the rear supporting rods 5), and linkage of the third transverse folding rods 19 is achieved through the second connecting rods 21 through rotation of the rear supporting rods 5.
In this case, the lateral direction is the left-right direction.
In addition, the seat cushion support frame is further included, the seat cushion support frame comprises a support seat 22 and a seat cushion support rod 23 which is rotatably connected to the front end of the support seat 22, and the seat cushion support rod 23 is formed to be capable of being opened upwards and folded downwards. By means of the design, the space of the folded frame can be further reduced.
Through the setting of the X-shaped support frame 9, the first transverse folding rod 13, the second transverse folding rod 16 and the third transverse folding rod 19, the transverse folding of the main components of the frame can be realized simultaneously, and the frame can be further folded left and right while satisfying the conventional up-down folding so as to minimize the folded volume as much as possible, thereby greatly facilitating the storage and carrying of users in daily use.
Through the arrangement of the first locking mechanism 15 and the second locking mechanism 18, the frame can be locked in the open state, the reliability of the structure when the frame is opened is guaranteed, the safety of a user during use is further guaranteed, and the experience of the user during use is improved.
When the frame is folded, firstly, the first locking mechanism 15 and the second locking mechanism 18 are unlocked, and the first transverse folding rod 13 and the second transverse folding rod 16 are in a free rotation state after being unlocked; then, folding the first, second and third transverse folding rods 13, 16, 19 respectively to fold the two rear supports, the push rod frame and the front support transversely; meanwhile, the push rod 1 and the front support rod 2 are relatively rotated around the first hinge point 4 to be folded and close, and the rear support rod 5 is relatively rotated around the second hinge point 7 to be folded relative to the front support rod 2, so that the frame is folded in the height direction; the folded frame is small in height and small in width, so that the size of the folded frame is minimized, and the storage requirements of users are met.
When the folding chair is unfolded, the reverse operation steps can be carried out. Compared with the prior art, the utility model has smaller volume after being folded, and the operation of opening and folding can be completed by one hand, which is very convenient; when the bicycle frame is opened, the main locking function of the bicycle frame is achieved through the first locking mechanism located at the lower portion, the auxiliary locking function of the bicycle frame is achieved through the second locking mechanism located at the upper portion, the opening state of the bicycle frame is quite reliable, and the safety of a user in use is improved.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (7)
1. A foldable stroller frame; the method is characterized in that:
comprises a push rod frame, a front bracket and a rear bracket; wherein,
the push rod frame comprises a pair of push rods; the front support comprises a pair of front support rods, and the lower ends of the front support rods are rotatably connected with front wheels; the front support rods correspond to the push rods one by one, and the upper ends of the front support rods are hinged with the lower ends of the push rods to form first hinge points;
the rear support comprises a pair of rear support rods, and the lower ends of the rear support rods are rotatably connected with rear wheels; the rear support rods correspond to the front support rods one by one, and the upper ends of the rear support rods are hinged to the middle or upper section of the front support rods to form a second hinge point;
the two inclined support rods are connected with each other in a crossed and rotating mode through the middle portions of the two inclined support rods to form an X-shaped support frame, the two upper ends of the X-shaped support frame are hinged to the two first hinge points respectively, and the two lower ends of the X-shaped support frame are hinged to the middle portions or the lower sections of the two rear support rods respectively to form a third hinge point;
the upper end of the first connecting rod is hinged to the middle or lower section of the push rod to form a fourth hinge point, and the lower end of the first connecting rod is hinged to the middle or lower section of the rear supporting rod;
the folding device is characterized by also comprising a pair of first transverse folding rods, wherein the two first transverse folding rods are mutually and rotatably connected by the inner ends of the two first transverse folding rods to form a first rotating point, and the outer ends of the two first transverse folding rods are respectively and rotatably connected to the two rear supporting rods to form an opening state and a folding state of the pair of first transverse folding rods; in an opening state, the two first transverse folding rods rotate to the respective outer ends at the farthest distance by taking the first rotating point as an axis, and then the two rear supporting rods are supported and opened in the transverse direction; in a folding state, the two first transverse folding rods rotate to respective outer ends to be close to each other by taking the first rotating point as a shaft, and then the two rear supporting rods are drawn close to each other in the transverse direction to be folded.
2. The stroller frame of claim 1, wherein: the folding device also comprises a first locking mechanism which acts on the first rotating point and is used for locking the opening state of the two first transverse folding rods.
3. The stroller frame of claim 1, wherein: the folding device also comprises a pair of second transverse folding rods, wherein the inner ends of the two second transverse folding rods are mutually connected in a rotating way to form a second rotating point; the outer ends of the two second transverse folding rods are respectively and rotatably connected with the upper ends of the two push rods to form a pair of second transverse folding rods which are opened and folded; in an opening state, the two second transverse folding rods rotate to the respective outer ends at the farthest distance by taking the second rotating point as an axis, and then the two push rods are supported and opened in the transverse direction; in the folding state, the two second transverse folding rods rotate to the respective outer ends to be close to each other by taking the second rotating point as a shaft, and then the two push rods are pulled close to each other in the transverse direction to be folded.
4. A stroller frame according to claim 3, wherein: the folding device also comprises a second locking mechanism which acts on the second rotating point and is used for locking the opening state of the two second transverse folding rods.
5. The stroller frame of claim 1, wherein: the folding device also comprises a pair of third transverse folding rods, wherein the inner ends of the two third transverse folding rods are mutually connected in a rotating way to form a third rotating point; the outer ends of the two third transverse folding rods are respectively and rotatably connected to the middle or lower section of the two front supporting rods to form the pair of third transverse folding rods which are opened and folded; in an opening state, the two third transverse folding rods rotate to the respective outer ends at the farthest distance by taking a third rotation point as an axis, and further the two front support rods are supported and opened in the transverse direction; in a folding state, the two third transverse folding rods rotate to respective outer ends to be close to each other by taking the third rotating point as a shaft, and then the two front support rods are drawn close to each other in the transverse direction to be folded.
6. The stroller frame of claim 5, wherein: the lower end of the second connecting rod is connected with the outer end of the third transverse folding rod, and the upper end of the second connecting rod is connected with the second hinge point.
7. A stroller frame according to claim 3, wherein: the seat cushion support frame comprises a support seat and a seat cushion support rod which is rotatably connected to the front end of the support seat, and the seat cushion support rod is formed to be capable of being opened upwards and folded downwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821368121.1U CN208789750U (en) | 2018-08-23 | 2018-08-23 | Foldable baby stroller vehicle frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821368121.1U CN208789750U (en) | 2018-08-23 | 2018-08-23 | Foldable baby stroller vehicle frame |
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| Publication Number | Publication Date |
|---|---|
| CN208789750U true CN208789750U (en) | 2019-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821368121.1U Active CN208789750U (en) | 2018-08-23 | 2018-08-23 | Foldable baby stroller vehicle frame |
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| CN (1) | CN208789750U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108995700A (en) * | 2018-08-23 | 2018-12-14 | 曹晓波 | Foldable baby stroller vehicle frame |
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2018
- 2018-08-23 CN CN201821368121.1U patent/CN208789750U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108995700A (en) * | 2018-08-23 | 2018-12-14 | 曹晓波 | Foldable baby stroller vehicle frame |
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