CN215322818U - Children's vehicle - Google Patents
Children's vehicle Download PDFInfo
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- CN215322818U CN215322818U CN202120889182.8U CN202120889182U CN215322818U CN 215322818 U CN215322818 U CN 215322818U CN 202120889182 U CN202120889182 U CN 202120889182U CN 215322818 U CN215322818 U CN 215322818U
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- frame
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Abstract
The utility model discloses a baby carriage, wherein a first wheel and a second wheel are respectively rotatably connected to a frame, a first brake mechanism is arranged between the first wheel and the frame, a second brake mechanism is arranged between the second wheel and the frame, a first brake handle and a second brake handle are arranged on the frame, and the first brake handle has a first brake position and a first brake release position in a rotation stroke; the second brake handle has a second brake position and a second brake release position in the rotation stroke; still be equipped with the traction cable on the frame, the both ends of traction cable are connected respectively on first brake handle and second brake handle, and wherein, still be equipped with between frame and the first brake handle and be used for driving about first brake handle by first brake position to the first elastic component that unlocks the position pivoted to the position of separating brake to first brake handle automatic re-setting when the separation brake is convenient for changes to the position of separating brake, does not need the operator to go to operate the separation brake again, has improved the convenience that the bassinet used.
Description
Technical Field
The utility model relates to the field of children products, in particular to a baby carriage.
Background
The baby carrier is increasingly used by families with children, and when the baby carrier is out, the baby carrier can be used for the infants to sit, and a caregiver can push the baby carrier, so that the burden of the caregiver is relieved. At present, the brakes between the wheels at the left and right sides of the vehicle are usually controlled by respective independent brake mechanisms, the corresponding wheels can be braked by controlling the brake handles of the brake mechanisms during braking, and if the wheels at the left and right sides are required to be braked simultaneously, the brake handles of the wheels at the two sides are required to be controlled simultaneously, so that the operation is inconvenient. Some baby carriages are also provided with a linkage brake mechanism, wherein the brake handles on two sides are connected through a traction cable, so that the brake handles on two sides can move simultaneously to realize synchronous braking, however, after the wheels on one side are released from braking, the traction cable is in a loose state, the brake handles on the other side cannot be linked to be converted into a brake releasing state, an operator needs to independently operate the brake handles on two sides to realize brake releasing, and the operation is still inconvenient.
Disclosure of Invention
The utility model aims to provide a baby carriage with a novel linkage brake mechanism.
In order to achieve the purpose, the utility model adopts the technical scheme that: a baby carrier comprises a frame and a wheel component arranged at the bottom of the frame, wherein the wheel component comprises a first wheel and a second wheel which are respectively arranged at the left side and the right side of the rear part of the bottom of the frame, the first wheel and the second wheel are respectively connected on the frame in a rotating way, a first brake mechanism is arranged between the first wheel and the frame, a second brake mechanism is arranged between the second wheel and the frame, the first brake mechanism and the second brake mechanism respectively have a brake state and an unlocking state,
the frame is provided with a first brake handle and a second brake handle, the first brake handle is rotationally arranged on the frame around a first rotation center line, the second brake handle is rotationally arranged on the frame around a second rotation center line, and the first brake handle has a first brake position enabling the first brake mechanism to be in a brake state and a first brake release position enabling the first brake mechanism to be in a brake release state within the rotation stroke of the first brake handle; the second brake handle is provided with a second brake position and a second brake release position within the rotation stroke of the second brake handle, wherein the second brake position enables the second brake mechanism to be in a brake state, and the second brake release position enables the first brake mechanism to be in a brake release state;
the frame is further provided with a traction cable, one end of the traction cable is connected to the first brake handle and deviates from the first rotating center line, the other end of the traction cable is connected to the second brake handle and deviates from the second rotating center line, and an elastic piece used for driving the first brake handle to rotate from the first brake position to the first brake releasing position is further arranged between the frame and the first brake handle.
Preferably, the first brake handle is provided with a first pedal, the second brake handle is provided with a second pedal, and the first pedal moves from top to bottom during the process of converting the first brake handle from the first brake position to the first brake release position; and in the process that the second brake handle is converted from the second brake position to the second brake release position, the second pedal plate moves from bottom to top.
Further, the second wheel is arranged at the right side part of the frame, and the first wheel is arranged at the left side part of the frame.
Preferably, the elastic member is a torsion spring, the axial extension direction of the torsion spring is the same as the extension direction of the first rotation center line, and two end parts of the torsion spring respectively abut against the frame and the first brake handle.
Preferably, the elastic element has an energy storage state and a release state, and is in the energy storage state when the first brake handle is in the first brake position; when the first brake handle is in the first brake release position, the elastic element is in a release state.
Preferably, the frame has a first bracket and a second bracket, the first wheel is rotatably mounted at the bottom of the first bracket around a first wheel axle, the first brake lever is rotatably connected to the first bracket around the first wheel axle, the first brake mechanism includes a first brake lever, a first brake slot and a first elastic member, the first brake slot is disposed on the first wheel, the first brake lever is movably disposed between the first bracket and the first brake lever along an axial direction parallel to the first wheel axle, the first elastic member is disposed between the first brake lever and is used for driving the first brake lever to move away from the first brake slot,
the second wheel is rotatably mounted at the bottom of the second support around a second wheel shaft, the second brake lever is rotatably connected to the second support around the second wheel shaft, the second brake mechanism comprises a second brake rod, a second brake groove and a second elastic piece, the second brake groove is formed in the second wheel, the second brake rod can be arranged between the second support and the second brake lever along an axial movement direction parallel to the second wheel shaft, and the second elastic piece is arranged between the second brake rod and the second brake lever and used for driving the second brake rod to move away from the second brake groove.
Further, a first linkage structure is arranged between the first brake handle and the first brake rod, and in the process that the first brake handle moves from the first brake release position to the first brake position, the first linkage structure enables the first brake rod to move towards the first brake groove; and a second linkage structure is arranged between the second brake handle and the second brake rod, and in the process that the second brake handle moves from the second brake release position to the second brake position, the second linkage structure enables the second brake rod to move towards the second brake groove.
Furthermore, the bottom of the first bracket is provided with a first mounting seat, and the first wheel and the first brake handle are respectively and rotatably connected with the first mounting seat and are respectively arranged on the left side and the right side of the first mounting seat; the bottom of the second support is provided with a second mounting seat, the second wheel and the second brake handle are respectively and rotatably connected with the second mounting seat and are respectively arranged on the left side and the right side of the second mounting seat, and the first brake handle and the second brake handle are positioned between the first mounting seat and the second mounting seat along the left-right direction.
Further, the frame further comprises a cross brace connected between the lower portion of the first support and the lower portion of the second support, and the traction cable can be arranged on the cross brace in a relatively sliding mode along the length direction of the traction cable.
Preferably, the first wheel and the second wheel are respectively arranged at the left side and the right side of the bottom rear part of the frame.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages: according to the baby carriage, the first wheels and the second wheels on the two sides can be in linkage braking, when the brake is released, the brake handle on one side is operated to release the brake of the brake mechanism on the side, the brake handle on the other side can be automatically reset under the action of the elastic piece to be converted to the position of the release brake, an operator does not need to operate the release brake, and the convenience in use of the baby carriage is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of a stroller according to an embodiment of the present invention;
FIG. 2 is a schematic view of the connection structure between the rear part of the frame and the wheel assembly of the stroller shown in FIG. 1;
FIG. 3 is an exploded view of FIG. 2;
FIG. 4 is a schematic view of a connection structure between a first brake handle and a second brake handle, wherein the first brake mechanism and the second brake mechanism are both in a braking state;
FIG. 5 is a schematic view of a connection structure between a first brake handle and a second brake handle, wherein the first brake mechanism and the second brake mechanism are both in an unlocking state;
wherein: 10. a first bracket; 20. a second bracket; 30. a transverse stay bar; 301. a guide post;
11. a first wheel; 111. a first brake groove; 12. a first mounting seat; 13. a first brake handle; 131. a first foot pedal; 14. a first axle; 15. a first brake lever; 151. a first brake post; 152. a first mating ramp; 16. a first elastic member (spring);
21. a second wheel; 211. a second brake groove; 22. a second mounting seat; 23. a second brake handle; 231. a second foot pedal; 232. a second drive ramp; 24. a second wheel axle; 25. a second brake lever; 251. a second brake post; 252. a second mating ramp; 26. a second elastic member (spring);
4. a traction cable; 5. an elastic member (torsion spring).
Detailed Description
The technical solution of the present invention is further explained with reference to the drawings and the specific embodiments.
Referring to fig. 1 to 5, a stroller comprises a frame and a wheel assembly arranged at the bottom of the frame, wherein the wheel assembly comprises a first wheel 11 and a second wheel 21 which are respectively arranged at the left side and the right side of the rear part of the bottom of the frame, the first wheel 11 is rotatably connected to the frame around a first wheel shaft 14, and a first brake mechanism is arranged between the first wheel 11 and the frame; the second wheel 21 is rotatably connected to the frame about a second wheel axle 24, and a second brake mechanism is provided between the second wheel 21 and the frame. The first brake mechanism and the second brake mechanism are respectively provided with a brake state and a brake release state.
The frame is provided with a first brake handle 13 and a second brake handle 23, the first brake handle 13 is rotatably arranged on the frame around a first rotation central line, the second brake handle 23 is rotatably arranged on the frame around a second rotation central line, and the first rotation central line and the second rotation central line are parallel or extend in a collinear way. The first brake handle 13 has a first brake position and a first brake release position within a rotation stroke rotating around the first rotation center line, wherein the first brake mechanism is in a brake state under the first brake position, and the first wheel 11 is braked; under the first position of separating to brake, first brake mechanism is in the state of separating to brake, and first wheel 11 separates to brake. The second brake handle 23 has a second braking position and a second braking release position within a rotation stroke rotating around the second rotation center line, wherein the second braking mechanism is in a braking state under the second braking position, and the second wheel 21 is braked; and under the second brake release position, the second brake mechanism is in a brake release state, and the second wheel 21 is released.
The frame is also provided with a traction cable 4, one end part of the traction cable 4 is fixedly connected to the first brake handle 13 and the connected position is deviated from the first rotation center line, the other end part of the traction cable 4 is fixedly connected to the second brake handle 23 and the connected position is deviated from the second rotation center line, and an elastic element 5 for driving the first brake handle 13 to rotate from the first brake position to the first brake release position is also arranged between the frame and the first brake handle 13.
The elastic part 5 has an energy storage state and a release state, when the brake is operated, the elastic part 5 is continuously stored with energy in the process that the first brake handle 13 rotates from the first brake release position to the first brake position, so that the elastic part 5 is in the energy storage state when the first brake handle 13 is in the first brake position; when the brake is released, after the traction cable 4 loses the traction effect on the first brake handle 13, the energy accumulated by the elastic element 5 is released, so that the first brake handle 13 rotates from the first brake position to the first brake release position, and when the first brake release position is reached, the elastic element 5 is switched to a release state. Specifically, the elastic member 5 is a torsion spring, the axial extension direction of the torsion spring 5 is the same as the extension direction of the first rotation center line, and two end portions of the torsion spring 5 respectively abut against the frame and the first brake handle 13.
Referring to fig. 2 to 4, the first brake handle 13 has a first pedal 131, the second brake handle 23 has a second pedal 231, the first pedal 131 moves from top to bottom during the process of the first brake handle 131 shifting from the first brake position to the first brake release position, and the second pedal 231 moves from bottom to top during the process of the second brake handle 23 shifting from the second brake position to the second brake release position. Therefore, when the vehicle is braked, the second pedal 231 is stepped by feet, so that the second brake handle 23 can be switched to the second brake position, and the first brake handle 13 is switched to the first brake position through linkage of the traction cable 4; when the brake is released, the second pedal 231 is kicked up by foot, so that the second brake handle 23 is switched to the second release position, the traction cable 4 is released to be in a loose state, and at the moment, the first brake handle 13 is automatically switched from the first brake position to the first release position under the action of the elastic element 5.
In this embodiment, the first wheel 11 and the second wheel 21 are respectively disposed on the left and right sides of the bottom rear portion of the frame. And the first wheel 11 is arranged on the left side of the frame, and the second wheel 21 is arranged on the right side of the frame, so that the use habit of an operator is better met, and the braking releasing operation are more convenient.
Specifically, here, the vehicle frame has a first bracket 10 and a second bracket 20 provided on both left and right sides, respectively, and a cross brace 30 connected between a lower portion of the first bracket 10 and a lower portion of the second bracket 20, and the first bracket 10 and the second bracket 20 are rear bracket portions of the vehicle frame. The bottom of the first bracket 10 is provided with a first mounting seat 12, and a first wheel 11 is rotatably connected to the first mounting seat 12 through a first wheel shaft 14; the second bracket 20 has a second mounting seat 22 at the bottom thereof, and the second wheel 21 is rotatably connected to the second mounting seat 22 by a second wheel axle 24. The first and second mounting seats 12 and 22 are located between the first and second wheels 11 and 21 in the left-right direction.
The first brake handle 13 is rotatably connected to the inner side of the first mounting base 12 about the axis of the first wheel axle 14, and the second brake handle 23 is rotatably connected to the inner side of the second mounting base 22 about the axis of the second wheel axle 24.
The first brake mechanism comprises a first brake rod 15, a first brake groove 111 and a first elastic member 16, the first brake groove 111 is arranged on the first wheel 11, the first brake rod 15 is provided with a first brake column 151 capable of correspondingly penetrating into the first brake groove 111 in a matching manner, the first brake rod 15 can be arranged between the first mounting seat 12 and the first brake handle 13 along an axial direction parallel to the first wheel shaft 14 in a moving manner, the first elastic member 16 is a spring, which is arranged between the first brake lever 15 and the first brake handle 13 and is used for driving the first brake lever 15 to move away from the first brake groove 111, a first linkage structure is arranged between the first brake handle 13 and the first brake lever 15, when the first brake lever 15 is driven to rotate from the first brake release position to the first brake position, the first brake lever 15 can move towards the first brake groove 111 under the action of the first linkage structure to realize braking. Specifically, the first linkage structure includes a first driving inclined surface (not shown) provided on the first brake lever 13 and a first mating inclined surface 152 provided on the first brake lever 15.
Similarly, the second brake mechanism includes a second brake lever 25, a second brake slot 211 and a second elastic member 26, the second brake slot 211 is disposed on the second wheel 21, the second brake lever 25 has a second brake post 251 capable of correspondingly and cooperatively penetrating into the second brake slot 211, the second brake lever 25 is capable of being disposed between the second mounting seat 22 and the second brake handle 23 along an axial direction parallel to the second wheel axle 24, the second elastic member 26 is a spring, which is arranged between the second brake lever 25 and the second brake handle 23 and is used for driving the second brake lever 25 to move away from the second brake groove 211, a second linkage structure is arranged between the second brake handle 23 and the second brake lever 25, so that when the second brake lever 25 is driven to rotate from the second brake release position to the second brake position, the second brake lever 25 can move towards the second brake slot 211 under the action of the second linkage structure to realize braking. Specifically, the second linkage includes a second drive ramp 232 disposed on the second brake lever 23 and a second mating ramp 252 disposed on the second brake lever 25.
The traction cable 4 can be arranged on the transverse supporting rod 30 in a relatively sliding manner along the length direction of the traction cable, and a plurality of guide columns 301 are further arranged on the transverse supporting rod 30 to provide sliding guide for the traction cable 4. The traction cable 4 is connected to the column-shaped body parts of the first brake handle 13 and the second brake handle 23 for being rotatably connected with the frame in a mode of limiting end joints, and is far away from the first pedal 131 and the second pedal 231.
In this way, during the use of the stroller of this embodiment, when the stroller travels normally, as shown in fig. 5, the second pedal 231 on the right side is in the lifted state and the first pedal 131 on the left side is in the pressed state, that is, both the first brake mechanism and the second brake mechanism are in the brake release state. When braking is needed, an operator steps on the second pedal 231 on the right side, the second pedal 231 descends, and simultaneously, under the action of the traction cable 4, the first pedal 131 on the left side moves upwards, so that the first brake mechanism and the second brake mechanism are both switched to a braking state. When the brake needs to be released and the cart is pushed, the operator lifts the second pedal 231 on the right side to switch the second brake mechanism to the brake releasing state, the traction cable 4 is released, and the first brake mechanism is also switched to the brake releasing state under the action of the elastic element 5. The operation is very convenient.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to 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 within the protection scope of the present invention.
Claims (10)
1. The utility model provides a baby carriage, includes the frame and locates the wheel subassembly of frame bottom, the wheel subassembly is located including the branch first wheel and the second wheel of rear portion left and right sides at the bottom of the frame, first wheel the second wheel is respectively connected with rotating on the frame, first wheel with be provided with first brake mechanism between the frame, the second wheel with be equipped with second brake mechanism between the frame, first brake mechanism with second brake mechanism has brake state and the state of separating of stopping its characterized in that separately:
the frame is provided with a first brake handle and a second brake handle, the first brake handle is rotationally arranged on the frame around a first rotation center line, the second brake handle is rotationally arranged on the frame around a second rotation center line, and the first brake handle has a first brake position enabling the first brake mechanism to be in a brake state and a first brake release position enabling the first brake mechanism to be in a brake release state within the rotation stroke of the first brake handle; the second brake handle is provided with a second brake position and a second brake release position within the rotation stroke of the second brake handle, wherein the second brake position enables the second brake mechanism to be in a brake state, and the second brake release position enables the first brake mechanism to be in a brake release state;
the frame is further provided with a traction cable, one end of the traction cable is connected to the first brake handle and deviates from the first rotating center line, the other end of the traction cable is connected to the second brake handle and deviates from the second rotating center line, and an elastic piece used for driving the first brake handle to rotate from the first brake position to the first brake releasing position is further arranged between the frame and the first brake handle.
2. A stroller according to claim 1, wherein: the first brake handle is provided with a first pedal, the second brake handle is provided with a second pedal, and the first pedal moves from top to bottom in the process of converting the first brake handle from the first brake position to the first brake release position; and in the process that the second brake handle is converted from the second brake position to the second brake release position, the second pedal plate moves from bottom to top.
3. A stroller according to claim 2, wherein: the second wheel is arranged at the right side part of the frame, and the first wheel is arranged at the left side part of the frame.
4. A stroller according to claim 1, wherein: the elastic piece is a torsion spring, the axial extension direction of the torsion spring is the same as the extension direction of the first rotation center line, and two end parts of the torsion spring are respectively abutted against the frame and the first brake handle.
5. A stroller according to claim 1, wherein: the elastic piece has an energy storage state and a release state, and is in the energy storage state when the first brake handle is in the first brake position; when the first brake handle is in the first brake release position, the elastic element is in a release state.
6. A stroller according to claim 1, wherein: the frame is provided with a first support and a second support, the first wheel is rotatably mounted at the bottom of the first support around a first wheel shaft, the first brake handle is rotatably connected to the first support around the first wheel shaft, the first brake mechanism comprises a first brake rod, a first brake groove and a first elastic piece, the first brake groove is arranged on the first wheel, the first brake rod can be arranged between the first support and the first brake handle in an axial direction parallel to the first wheel shaft in a moving manner, the first elastic piece is arranged between the first brake rod and the first brake handle and is used for driving the first brake rod to move away from the first brake groove,
the second wheel is rotatably mounted at the bottom of the second support around a second wheel shaft, the second brake lever is rotatably connected to the second support around the second wheel shaft, the second brake mechanism comprises a second brake rod, a second brake groove and a second elastic piece, the second brake groove is formed in the second wheel, the second brake rod can be arranged between the second support and the second brake lever along an axial movement direction parallel to the second wheel shaft, and the second elastic piece is arranged between the second brake rod and the second brake lever and used for driving the second brake rod to move away from the second brake groove.
7. A stroller according to claim 6, wherein: a first linkage structure is arranged between the first brake handle and the first brake rod, and the first linkage structure enables the first brake rod to move towards the first brake groove in the process that the first brake handle moves from the first brake release position to the first brake position; and a second linkage structure is arranged between the second brake handle and the second brake rod, and in the process that the second brake handle moves from the second brake release position to the second brake position, the second linkage structure enables the second brake rod to move towards the second brake groove.
8. A stroller according to claim 6, wherein: the bottom of the first support is provided with a first mounting seat, and the first wheel and the first brake handle are respectively and rotatably connected with the first mounting seat and are respectively arranged on the left side and the right side of the first mounting seat; the bottom of the second support is provided with a second mounting seat, the second wheel and the second brake handle are respectively and rotatably connected with the second mounting seat and are respectively arranged on the left side and the right side of the second mounting seat, and the first brake handle and the second brake handle are positioned between the first mounting seat and the second mounting seat along the left-right direction.
9. A stroller according to claim 6, wherein: the frame further comprises a cross brace connected between the lower portion of the first support and the lower portion of the second support, and the traction cable can be arranged on the cross brace in a relatively sliding mode along the length direction of the traction cable.
10. A stroller according to any of claims 1 to 9, wherein: the first wheel and the second wheel are respectively arranged on the left side and the right side of the rear bottom of the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120889182.8U CN215322818U (en) | 2021-04-27 | 2021-04-27 | Children's vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120889182.8U CN215322818U (en) | 2021-04-27 | 2021-04-27 | Children's vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215322818U true CN215322818U (en) | 2021-12-28 |
Family
ID=79596406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120889182.8U Active CN215322818U (en) | 2021-04-27 | 2021-04-27 | Children's vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215322818U (en) |
-
2021
- 2021-04-27 CN CN202120889182.8U patent/CN215322818U/en active Active
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