CN221498155U - Rear push rod steering mechanism of baby carrier - Google Patents
Rear push rod steering mechanism of baby carrier Download PDFInfo
- Publication number
- CN221498155U CN221498155U CN202323113118.9U CN202323113118U CN221498155U CN 221498155 U CN221498155 U CN 221498155U CN 202323113118 U CN202323113118 U CN 202323113118U CN 221498155 U CN221498155 U CN 221498155U
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- push rod
- steering mechanism
- seat
- child
- rear push
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- 239000000463 material Substances 0.000 claims abstract description 6
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000000969 carrier Substances 0.000 abstract 1
- 230000006870 function Effects 0.000 description 4
- 238000010030 laminating Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The utility model provides a rear push rod steering mechanism of a baby carrier, and belongs to the technical field of baby carriers. The problem that an existing baby carrier steering structure is high in assembly difficulty and service life is difficult to guarantee is solved. This rear push rod steering mechanism of child's bike includes rear push rod, rotates seat and two push rods, and two push rods divide to establish in the both sides of child's bike roof beam, the handlebar pole setting of child's bike rotates with the roof beam to be connected, the both sides that rotate the seat and lie in its self center of rotation all are provided with the kicking block with two above-mentioned push rods one-to-one, and two foretell push rods adopt hard material to make and one end support with the kicking block that corresponds and lean on, and the other end supports after passing the roof beam and leans on the front of handlebar pole setting and lean on the face, and two front of supporting that two push rods correspond and lean on are located the both sides of handlebar pole setting rotation axle center respectively. The push rod of the rear push rod steering mechanism is made of hard materials and is supported by contact, so that the matching loss between the parts can be reduced, the assembly is convenient, and the service life is prolonged.
Description
Technical Field
The utility model belongs to the technical field of children's carriages, and particularly relates to a rear push rod steering mechanism of a children's carriage.
Background
At present, the baby carriages sold in the market are various in variety and different in function, most baby carriages comprise a main beam, a seat, a handlebar, a front wheel and two rear wheels, and the baby carriage is stable in structure and is not easy to fall down when a child learns to walk.
However, this type of buggy has mainly the following drawbacks: the baby carrier has the functions of riding or learning to walk independently or pushed by parents; or the child car has the functions, but parents cannot control the steering of the child car, and the danger is easily brought.
At present, although some manufacturers push out a steering structure capable of controlling a steering function when pushed by a rear parent, for example, chinese patent No. CN108583757B discloses a foldable baby-mother tricycle, in which a rotating gear is pivoted at the front end of a frame, and the rotating gear can be meshed with a gear portion on a handle, one end of a push rod is rotatably connected with an ear plate (hooked at the ear plate), and the other end is rotatably connected with the rotating gear (also hooked); the parent drives the rotating sleeve to rotate through the rear push handle, the rotating sleeve drives the push rod on the corresponding side to extend forwards, the other push rod withdraws, the rotating gear is driven to rotate, and the gear part is driven to rotate through the rotating gear, so that steering is controlled.
The push rod two ends in the steering structure need to be rotationally connected with corresponding parts, so that the assembly gap is reduced as much as possible, the assembly difficulty is high, the parts are rotationally worn for a long time, the assembly gap can be increased, and the service life is difficult to guarantee.
Disclosure of utility model
The utility model aims at realizing the following technical scheme:
The utility model provides a rear push rod steering mechanism of child's bike, includes rear push rod, rotates seat and two push rods, rotates the lower extreme that the seat set up at rear push rod to can rotate together with the push rod afterwards, two push rods divide to establish in the both sides of child's bike roof beam, its characterized in that, the handlebar pole setting of child's bike is rotated with the roof beam and is connected, the both sides that the seat of rotating lies in its self center of rotation all are provided with the kicking block with two above-mentioned push rods one-to-one, and two foretell push rods adopt hard material to make and one end support with the kicking block that corresponds and lean on, and the other end passes behind the roof beam and supports and lean on in the front of handlebar pole setting and lean on the face, and two front support that two push rods correspond support and lean on are located the both sides of handlebar pole setting rotation axle center respectively.
The connection between the two ends of the push rod and the jacking block and the front abutting surface is contact abutting, and no connection structure exists.
In the rear push rod steering mechanism of the baby carrier, the handle upright rods are rotationally connected with the car beam through the rotating shafts, and the two front abutting surfaces, against which the two push rods correspondingly abut, are respectively positioned on two sides of the rotating shafts.
In the rear push rod steering mechanism of the baby carrier, a connecting seat is fixedly arranged on one side, facing the car beam, of the handle bar upright rod, the connecting seat is rotationally connected with the front end of the car beam through the rotating shaft, the front end of the car beam is provided with a circular arc-shaped rotating fit groove, one end of the connecting seat connected with the car beam is matched with the rotating fit groove in shape, and the circle center corresponding to the arc-shaped surface of the rotating fit groove is concentric with the rotating shaft.
In the rear push rod steering mechanism of the baby carrier, the front end of the car beam is provided with the connector protruding out of the arc surface of the rotating fit groove, the connecting seat is provided with the jack corresponding to the connector, the connector is inserted into the jack, and the rotating shaft is arranged on the connector.
In the rear push rod steering mechanism of the child car, the front abutting surface is located on the inner wall of the jack.
In the rear push rod steering mechanism of the baby carrier, two ends of the push rod are provided with arc-shaped ball heads.
In the rear push rod steering mechanism of the child car, the end surface of the push block, which is abutted against the corresponding push rod, is a rear abutting surface, the front abutting surface and the rear abutting surface are obliquely arranged and are parallel to each other, and the inclination is consistent with the inclination of the rear push rod.
In the rear push rod steering mechanism of the baby carrier, two guide channels are arranged in the car beam, and the push rod passes through the corresponding guide channels.
In the rear push rod steering mechanism of the baby carrier, the rear end of the vehicle beam is provided with a steering hole, the rotating seat is matched with the steering hole to rotate, and the inner wall of the steering hole is provided with an inner avoidance groove for the push rod and/or the ejector block to move and avoid.
In the rear push rod steering mechanism of the child car, an outer avoidance groove for the push rod to move and avoid is formed in the outer side of the rotating seat.
In the rear push rod steering mechanism of the baby carrier, the rotating seat is provided with the polygonal mounting hole, the shape of the lower end of the rear push rod is matched with that of the mounting hole, and the lower end of the rear push rod is matched with and inserted into the polygonal mounting hole. Or other mounting holes other than circular holes.
The utility model provides a child's bike, includes roof beam, handlebar pole setting, handle subassembly, front wheel subassembly, rear wheel subassembly and seat, and the handle pole setting rotates the front end that sets up at the roof beam, and handle subassembly is connected to the upper end, and the lower extreme sets up front wheel subassembly, and seat and rear wheel subassembly set up on the roof beam, and the roof beam rear end is provided with a rear push rod, and above-mentioned rear push rod steering mechanism sets up between rear push rod and handlebar pole setting.
Compared with the prior art, the utility model has the following beneficial effects:
1. the parents can control the front wheel of the baby carrier to turn through the rear push rod, so that the baby carrier is convenient to push.
2. The push rod is made of hard materials, two ends of the push rod are not hooked with other parts, and the push rod is supported by purely relying on contact, so that the matching loss between the parts can be reduced, the assembly is convenient, and the service life is prolonged.
Drawings
Fig. 1 is a schematic view of the overall structure of the present utility model applied to a child's vehicle.
Fig. 2 is a schematic view of the overall structure at another angle.
Fig. 3 is a schematic view of the structure of fig. 1 with the vehicle beam and rear wheel assembly removed.
Fig. 4 is a schematic view of the cooperation structure of the steering seat and the push rod.
Fig. 5 is a schematic view of the cooperation structure of the steering seat, the push rod and the vehicle.
The marks in the figure: 1. a rear push rod; 2. a rotating seat; 3. a push rod; 4. a vehicle beam; 5. a handle bar upright; 6. a handle assembly; 7. a front wheel assembly; 8. a rear wheel assembly; 9. a seat; 10. a steering hole; 11. a top block; 12. a connecting seat; 13. rotating the matched groove; 14. a connector; 15. a jack; 16. a rotating shaft; 17. an outer avoidance groove; 18. and (5) mounting holes.
Detailed Description
The utility model is further described below with reference to embodiments shown in the drawings in which:
Example 1
As shown in fig. 1 and 2, the rear push rod steering mechanism of the child car comprises a rear push rod 1, a rotating seat 2 and two push rods 3, the child car comprises a car beam 4, a handle upright rod 5, a handle assembly 6, a front wheel assembly 7, a rear wheel assembly 8, a seat 9 and the like, the handle upright rod 5 is rotatably arranged at the front end of the car beam 4, the upper end of the handle upright rod is connected with the handle assembly 6, the front wheel assembly 7 is arranged at the lower end of the handle upright rod, and the handle upright rod 5, the handle assembly 6 and the front wheel assembly 7 are used as the same rotating linkage body to control the steering of the vehicle. The seat 9 and the rear wheel assembly 8 are arranged on the vehicle beam 4, the rear end of the vehicle beam 4 is connected with the rear push rod 1, a child can control the front of the child to advance and steer through riding, the rear wheel assembly 8 can be the rear wheel assembly 8 which is shown as being foldable and unfolded, the rear wheel assembly 8 can also be a fixed double rear wheel assembly 8, a parent can push the vehicle to advance through the rear push rod 1, and the rotating direction of the vehicle can also be controlled through the rear push rod 1.
As shown in the figure, the lower section of the rear push rod 1 is connected with a rotating seat 2, the rotating seat 2 is inserted into a steering hole 10 at the rear end of the vehicle beam 4, and then the push rod 1 can rotate together with the steering hole 10, the rotating seat 2 is cylindrical and is obliquely inserted into the steering hole 10, and the size and shape of the steering hole 10 are matched with those of the rotating seat 2.
As shown in fig. 3, 4 and 5, two sides of the rotating seat 2, which are located at the rotation center of the rotating seat, are respectively provided with a top block 11, two push rods 3 are respectively arranged at two sides of the baby carriage beam 4, one end of each push rod is abutted against a rear abutting surface on the top block 11 at the corresponding side, the other end of each push rod passes through the carriage beam 4 and then abuts against a front abutting surface of the handlebar upright 5, two guide channels can be arranged in the carriage beam 4 for the two push rods 3 to pass through, and two ends of each push rod 3 are provided with arc-shaped ball heads. The front abutment surface and the rear abutment surface are both inclined and parallel to each other, and the inclination is identical to the inclination of the rear push rod 1.
The handlebar pole setting 5 is provided with a connecting seat 12 towards one side of the vehicle beam 4, the front end of the vehicle beam 4 is provided with a circular arc-shaped rotating fit groove 13, and one end of the connecting seat 12 connected with the vehicle beam 4 is matched with the rotating fit groove 13 in shape of circular arc. The front end of roof beam 4 is equipped with the connector 14 that protrudes in running fit recess 13 arcwall face, and jack 15 corresponding with connector 14 has been seted up to above-mentioned connecting seat 12, and in connector 14 inserts jack 15 to make connector 14 and connecting seat 12 rotate through pivot 16 and be connected, the terminal surface and the running fit recess 13 of connecting seat 12 laminating each other this moment, and in the rotation in-process of handlebar pole setting 5, the laminating face remains less clearance all the time, two preceding butt faces that two push rods 3 correspond are located the inner wall of jack 15 and are located the both sides of pivot 16 respectively.
An inner avoidance groove for the push rod 3 and/or the top block 11 to move and avoid is formed in the inner wall of the steering hole 10, and an outer avoidance groove 17 for the push rod 3 to move and avoid is formed in the outer side of the rotating seat 2. The rotary seat 2 is provided with a polygonal mounting hole 18, the shape of the lower end of the rear push rod 1 is matched with that of the mounting hole 18, and the lower end of the rear push rod 1 is matched and inserted in the polygonal mounting hole 18. The shape of the mounting holes 18 may also be elliptical or other shaped holes other than circular.
When the baby carriage is used, the rear wheel assembly 8 of the baby carriage can be bifurcated to be used as a tricycle, and as the push rod 3 is made of hard materials (such as a metal rod), the front end and the rear end of the push rod 3 respectively lean against the front leaning surface on the top block 11 and the connecting seat 12, so that the two top blocks 11, the two push rods 3 and the two front leaning surfaces form a structure similar to a parallelogram. The parents can push the vehicle to advance through the rear push rod 1 at ordinary times. When steering is required to be controlled, the rear push rod 1 is rotated, the rear push rod 1 drives the rotating seat 2 to rotate in situ, when the rotating seat 2 rotates, the ejector block 11 on one side can move towards the front part of the vehicle, the ejector block 11 pushes the corresponding push rod 3 forwards, the front end of the push rod 3 pushes the corresponding front abutting surface and finally drives the handlebar upright rod 5 to steer, the rotating direction of the handlebar upright rod 5 is consistent with the rotating direction of the rear push rod 1, at the moment, the ejector block 11 on the other side and the push rod 3 correspondingly retreat, and an avoidance space is provided for the movement of the front abutting surface on the other side.
Example 2
In this embodiment, the front end of the beam 4 is further fixedly provided with a rotating sleeve, the upper end of the handlebar upright 5 is connected with the handle assembly 6 to realize synchronous rotation, the lower end of the handlebar upright 5 passes through the rotating sleeve and then is connected with the front wheel assembly 7, the handlebar upright 5 rotates freely relative to the rotating sleeve, the push rod 1 is arranged in the beam 4 in a penetrating manner, and the front end of the push rod penetrates into the rotating sleeve to push the handlebar upright 5 to rotate, so as to control synchronous steering of the handlebar upright 5, the front wheel assembly 7 and the handle assembly 6.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Claims (10)
1. The utility model provides a rear push rod steering mechanism of child's bike, includes rear push rod (1), rotates seat (2) and two push rods (3), rotates seat (2) and sets up the lower extreme at rear push rod (1) to can rotate together by push rod (1) afterwards, two push rods (3) divide and establish the both sides at child's bike beam (4), its characterized in that, handlebar pole setting (5) of child's bike are rotated with beam (4) and are connected, rotate seat (2) are located the both sides of its self rotation center and all are provided with kicking block (11) with two above-mentioned push rods (3) one-to-one, and two foretell push rods (3) adopt hard material to make and one end is supported with corresponding kicking block (11) and is leaned on, and the other end passes behind bike beam (4) support and lean on the front supporting face of pole setting (5), and two front supporting faces that two push rods (3) correspond and lean on are located the both sides of handlebar pole setting (5) rotation axle center respectively.
2. The rear push rod steering mechanism of the children's vehicle according to claim 1, wherein the handle upright rod (5) is rotatably connected with the vehicle beam (4) through a rotating shaft (16), and two front abutting surfaces against which the two push rods (3) correspondingly abut are respectively positioned at two sides of the rotating shaft (16).
3. The rear push rod steering mechanism of a children's vehicle according to claim 2, characterized in that a connecting seat (12) is fixedly arranged on one side of the handlebar upright (5) facing the vehicle beam (4), the connecting seat (12) is rotationally connected with the front end of the vehicle beam (4) through the rotating shaft (16), the front end of the vehicle beam (4) is provided with a circular arc-shaped rotating fit groove (13), the shape of one end of the connecting seat (12) connected with the vehicle beam (4) is matched with that of the rotating fit groove (13), and the circle center corresponding to the arc-shaped surface of the rotating fit groove (13) is concentric with the rotating shaft (16).
4. A rear push rod steering mechanism for a children's vehicle according to claim 3, characterized in that the front end of the beam (4) is provided with a connector (14) protruding from the arc surface of the rotating fit groove (13), the connecting seat (12) is provided with a jack (15) corresponding to the connector (14), the connector (14) is inserted into the jack (15), and the rotating shaft (16) is arranged on the connector (14).
5. A rear push rod steering mechanism for a child vehicle according to claim 4, wherein the front abutment surface is located on the inner wall of the receptacle (15).
6. A rear push rod steering mechanism for a buggy according to claim 1 or 2 or 3 or 4, characterized in that both ends of the push rod (3) are provided with arc-shaped balls.
7. A rear push rod steering mechanism for a child vehicle according to claim 1, 2, 3 or 4, wherein the end surface of the push rod (3) against which the push block (11) abuts is a rear abutment surface, and the front abutment surface and the rear abutment surface are both inclined and parallel to each other, and the inclination is identical to the inclination of the rear push rod (1).
8. The rear push rod steering mechanism of a child car according to claim 1, 2, 3 or 4, wherein the rear end of the beam (4) is provided with a steering hole (10), the rotating seat (2) is rotatably arranged in the steering hole (10) in a matching manner, and an inner avoidance groove for the push rod (3) and/or the top block (11) to move and avoid is formed in the inner wall of the steering hole (10).
9. The rear push rod steering mechanism of a child car according to claim 8, wherein an outer avoidance groove (17) for the push rod (3) to move and avoid is arranged on the outer side of the rotating seat (2).
10. The utility model provides a child's bike, including roof beam (4), handlebar pole setting (5), handle subassembly (6), front wheel subassembly (7), rear wheel subassembly (8) and seat (9), handle pole setting (5) rotate the front end that sets up at roof beam (4), handle subassembly (6) are connected to the upper end, the lower extreme sets up front wheel subassembly (7), seat (9) and rear wheel subassembly (8) set up on roof beam (4), roof beam (4) rear end is provided with a rear push rod (1), the rear push rod steering mechanism of above-mentioned claims 1-9 sets up between rear push rod and handlebar pole setting (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323113118.9U CN221498155U (en) | 2023-11-16 | 2023-11-16 | Rear push rod steering mechanism of baby carrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323113118.9U CN221498155U (en) | 2023-11-16 | 2023-11-16 | Rear push rod steering mechanism of baby carrier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221498155U true CN221498155U (en) | 2024-08-09 |
Family
ID=92141203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323113118.9U Active CN221498155U (en) | 2023-11-16 | 2023-11-16 | Rear push rod steering mechanism of baby carrier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221498155U (en) |
-
2023
- 2023-11-16 CN CN202323113118.9U patent/CN221498155U/en active Active
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