CN218085690U - Brake device for rear wheel of baby carriage - Google Patents
Brake device for rear wheel of baby carriage Download PDFInfo
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- CN218085690U CN218085690U CN202221317872.7U CN202221317872U CN218085690U CN 218085690 U CN218085690 U CN 218085690U CN 202221317872 U CN202221317872 U CN 202221317872U CN 218085690 U CN218085690 U CN 218085690U
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Abstract
The utility model discloses a arresting gear for perambulator rear wheel belongs to perambulator technical field, including brake box and removal wheel, the middle part interlude of above-mentioned brake box has the axis of rotation, the both ends of axis of rotation are located respectively and adopt the bolt block with the axis of rotation to be connected to the above-mentioned removal wheel, the lower terminal surface of above-mentioned brake box is equipped with the braking plate, the one side of above-mentioned braking plate towards the brake box is equipped with the displacement post that extends into the brake box, the inside swing joint of above-mentioned displacement post and brake box, the outer fringe face that above-mentioned axis of rotation extends into the brake box is equipped with cladding outer lane and braking circle respectively, wherein the braking circle passes through the brake line and keeps away from the outer fringe face of axis of rotation, the one end block that the cladding outer lane was kept away from to the inside of above-mentioned brake box has tensile circle, the inside swing joint of above-mentioned tensile circle and brake box, above-mentioned tensile circle is equipped with torque spring with the junction of brake box, this arresting gear for perambulator rear wheel, moreover, the steam generator is simple structure, the braking of being convenient for parking.
Description
Technical Field
The utility model belongs to the technical field of the perambulator, concretely relates to arresting gear for perambulator rear wheel.
Background
The baby carriage is a tool carriage designed for providing convenience for outdoor activities of babies, generally has the function of carrying the baby for moving, and needs to be braked to a certain extent when the baby carriage moves, and particularly needs to be parked when the baby carriage stays so as to avoid the situation that the baby carriage moves by itself.
The parking brake of the traditional baby carriage usually needs to respectively press two rear wheels to realize synchronous brake, is troublesome, and needs to be provided with an improved baby carriage parking brake to make up for the defect.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a arresting gear for perambulator rear wheel to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a arresting gear for perambulator rear wheel, including brake box and removal wheel, the middle part interlude of above-mentioned brake box has the axis of rotation, above-mentioned removal wheel is located the both ends of axis of rotation respectively and adopts the bolt block to be connected with the axis of rotation, the lower terminal surface of above-mentioned brake box is equipped with the braking plate, the one side of above-mentioned braking plate orientation brake box is equipped with the displacement post that extends into in the brake box, the inside swing joint of above-mentioned displacement post and brake box, the outer fringe face that above-mentioned axis of rotation extends into in the brake box is equipped with cladding outer lane and brake circle respectively, wherein the outer fringe face of axis of rotation is kept away from through the brake line to the brake circle.
Furthermore, one end of the interior of the brake box, which is far away from the coating outer ring, is clamped with a stretching ring, the stretching ring is movably connected with the interior of the brake box, and a torsion spring is arranged at the joint of the stretching ring and the brake box.
Furthermore, the two ends of the brake wire penetrating through the brake ring are respectively provided with a clamping column, the clamping columns are connected with the two ends of the brake ring in a clamping mode, and one end, far away from the clamping columns, of the brake wire is mutually clamped with the interior of the stretching ring.
Furthermore, a winding wire is wound on the outer edge surface of the stretching ring, and one end, far away from the stretching ring, of the winding wire is fixedly connected with one surface, facing the brake box, of the brake plate.
Furthermore, one side in the above-mentioned brake box is equipped with the block chamber, and above-mentioned displacement post gomphosis is in the inside in block chamber, and the both sides that above-mentioned displacement post gomphosis goes into the block intracavity are equipped with vertical homing spring, and the top of above-mentioned displacement post is equipped with two locking blocks, and above-mentioned locking block all extends through horizontal pressure spring, and the bottom in above-mentioned block chamber is equipped with the breach that supplies the locking block.
Furthermore, an unlocking line is arranged in the middle of the displacement column, two ends of the unlocking line extending into the displacement column are fixedly connected with the locking blocks respectively, and one end of the unlocking line far away from the displacement column is connected with the inside of the brake plate.
Technical effects and advantages of this a arresting gear for perambulator rear wheel: due to the arrangement of the locking block and the stretching block of the displacement column, when the displacement column is stretched downwards along with the brake plate, the displacement column is clamped with the notch in the clamping cavity through the locking block when reaching the bottommost layer, so that the displacement column is limited, and after the height of the displacement column is locked, the positions of the brake ring and the coating outer ring are also locked, so that the brake ring can be tightly attached to the rotating shaft to achieve the purpose of parking and locking;
due to the arrangement of the coating outer ring and the brake ring, when braking is needed, the brake plate is stepped down to stretch the whole brake ring through the brake wire, so that the purpose of braking is achieved.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 isbase:Sub>A cross-sectional view of the embodiment of FIG. 1 taken along line A-A;
fig. 3 is an enlarged view of the embodiment of fig. 2B according to the present invention.
In the figure: 1. a brake box; 2. a rotating shaft; 3. a moving wheel; 4. a brake plate; 5. coating the outer ring; 6. a brake ring; 7. stretching the ring; 8. a clamping cavity; 9. a displacement column; 10. unlocking the wire; 11. a locking block; 12. a lateral pressure spring; 13. a longitudinal homing spring; 14. a butt joint plate; 15. a homing axis; 16. stretching the block; 17. winding a wire; 18. a brake wire; 19. the posts are engaged.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Please refer to the braking device for the rear wheel of the stroller shown in fig. 1-3, which comprises a braking box 1 and a moving wheel 3, wherein a rotating shaft 2 is inserted into the middle part of the braking box 1, the moving wheel 3 is respectively arranged at the two ends of the rotating shaft 2 and is clamped and connected with the rotating shaft 2 by bolts, a braking plate 4 is arranged on the lower end surface of the braking box 1, after the moving wheel 3 contacts the ground, the stroller is pushed to move by the rotation of the rotating shaft 2, and the moving wheel 3 can be replaced and maintained at any time due to the integral bolt clamping connection of the moving wheel 3 and the rotating shaft 2;
the outer edge surface of the rotating shaft 2 extending into the brake box 1 is respectively provided with a coating outer ring 5 and a brake ring 6, wherein the brake ring 6 is far away from the outer edge surface of the rotating shaft 2 through a brake wire 18, one end of the interior of the brake box 1 far away from the coating outer ring 5 is clamped with a stretching ring 7, the stretching ring 7 is movably connected with the interior of the brake box 1, a torsion spring is arranged at the joint of the stretching ring 7 and the brake box 1, the brake wire 18 penetrates through two ends of the brake ring 6 and is respectively provided with a clamping column 19, the clamping column 19 is clamped and connected with two ends of the brake ring 6, one end of the brake wire 18 far away from the clamping column 19 is mutually clamped with the interior of the stretching ring 7, when the rotating shaft 2 needs to be braked, the winding wire 17 is wound on the outer edge surface of the stretching ring 7 and is pulled through the winding wire 17 to rotate the stretching ring 7, so that the brake wire 18 drives the brake ring 6 and the outer edge surface of the rotating shaft 2 through the clamping column 19 after being stored, and the rotating shaft 2 is abutted through friction force to brake;
the outer edge surface of the stretching ring 7 is wound with a winding wire 17, one end of the winding wire 17, which is far away from the stretching ring 7, is fixedly connected with one surface of the brake plate 4, which faces the brake box 1, and the other end of the winding wire 17 is connected with the brake plate 4, so that the winding wire 17 is driven to stretch when the brake plate 4 moves downwards;
one surface of the brake plate 4 facing the brake box 1 is provided with a displacement column 9 extending into the brake box 1, the displacement column 9 is movably connected with the inside of the brake box 1, one side of the inside of the brake box 1 is provided with a clamping cavity 8, the displacement column 9 is embedded in the clamping cavity 8, two sides of the displacement column 9 embedded in the clamping cavity 8 are provided with longitudinal homing springs 13, the top end of the displacement column 9 is provided with two locking blocks 11, the locking blocks 11 are all extended through a transverse pressure spring 12, the bottom end of the clamping cavity 8 is provided with a notch for clamping the locking blocks 11, when the brake plate 4 moves downwards, the brake plate 4 can stretch downwards through a moving path of the displacement column 9 in the clamping cavity 8 as a reference, after the brake plate 4 drives the displacement column 9 to move downwards to the notch of the clamping cavity 8, the locking blocks 11 are popped out through the elasticity of the transverse pressure spring 12 to be clamped with the notch of the clamping cavity 8, and the purpose of locking the displacement column 9 and the brake plate 4 is achieved;
the middle of the displacement column 9 is provided with an unlocking wire 10, two ends of the unlocking wire 10 extending into the displacement column 9 are respectively fixedly connected with the locking blocks 11, one end of the unlocking wire 10 far away from the displacement column 9 is connected with the inside of the brake plate 4, one end of the brake plate 4 is provided with a homing shaft 15, one end of the homing shaft 15 extending into the abutting plate 14 is provided with a stretching block 16, one end of the unlocking wire 10 extending into the brake plate 4 is fixedly connected with the stretching block 16, the inside of the brake plate 4 is provided with a displacement groove for the stretching block 16 to move, when the homing shaft 15 is pushed, the homing shaft 15 can push the abutting plate 14 afterwards, the abutting plate 14 drives the stretching block 16 to move so that the unlocking wire 10 in the displacement column 9 is displaced, the locking blocks 11 are pulled to unlock the locking blocks 11, the displacement column 9 rebounds through the longitudinal homing spring 13, and the brake ring 6 is separated from the outer edge surface of the rotation shaft 2 under the action of gravity.
When the braking device for the rear wheels of the baby carriage is used, the baby carriage is moved by contacting the moving wheels 3 with the ground, when the braking needs to be decelerated, the braking plate 4 is stepped on by feet, the descending of the braking plate 4 can drive the winding wire 17 to be stretched, so that the stretching ring 7 in the baby carriage rotates and then pulls the two braking wires 18, and the braking ring 6 is abutted to the outer edge surface of the rotating shaft 2, and the braking purpose is achieved;
when parking is needed, the brake plate 4 is stepped to a position where the locking block 11 of the displacement column 9 is heard or sensed to be clamped with the notch of the clamping cavity 8, and after the brake plate 4 is lifted, the brake plate 4 is confirmed to be locked if no resilience exists, and in this state, the brake ring 6 is locked and abutted with the outer edge surface of the rotating shaft 2, so that the outer edge surface of the rotating shaft 2 is basically locked under the action of friction force, and the purpose of parking is achieved;
when the brake disc needs to move continuously, the reset shaft 15 of the brake disc 4 is kicked by feet, then the reset shaft 15 pushes the abutting plate 14 and the stretching block 16 to pull the locking block 11 of the displacement column 9 through the unlocking wire 10, after the locking block 11 is in contact locking, the longitudinal reset spring 13 can drive the displacement column 9 to reset automatically under the action of elasticity, the winding wire 17 can also reset under the action of the torsion spring of the stretching coil 7, and the brake coil 6 falls automatically under the action of gravity so as to release the parking state.
The above description is only the specific implementation manner of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art should be covered within the protection scope of the present invention in the technical scope disclosed by the present invention, according to the technical solution of the present invention and the concept of the present invention, equivalent replacement or change is added.
Claims (6)
1. A braking device for the rear wheels of a baby carriage, comprising a braking box (1) and a mobile wheel (3), characterized in that: the middle part interlude of brake case (1) has axis of rotation (2), remove wheel (3) and locate the both ends of axis of rotation (2) respectively and adopt the bolt block with axis of rotation (2) to be connected, the lower terminal surface of brake case (1) is equipped with braking plate (4), one side of braking plate (4) orientation brake case (1) is equipped with displacement post (9) that extend into in brake case (1), the inside swing joint of displacement post (9) and brake case (1), the outer fringe face that axis of rotation (2) extend into in brake case (1) is equipped with cladding outer lane (5) and brake hoop (6) respectively, and wherein the outer fringe face of axis of rotation (2) is kept away from through brake line (18) in brake hoop (6).
2. A brake device for a rear wheel of a stroller according to claim 1, wherein: the brake box is characterized in that a stretching ring (7) is clamped at one end, far away from the coating outer ring (5), of the interior of the brake box (1), the stretching ring (7) is movably connected with the interior of the brake box (1), and a torsion spring is arranged at the joint of the stretching ring (7) and the brake box (1).
3. A brake device for a rear wheel of a stroller according to claim 1, wherein: the brake cable (18) penetrates through two ends of the brake ring (6) and is provided with clamping columns (19) respectively, the clamping columns (19) are connected with two ends of the brake ring (6) in a clamping mode, and one end, far away from the clamping columns (19), of the brake cable (18) is clamped with the interior of the stretching ring (7) mutually.
4. A brake device for a rear wheel of a stroller according to claim 3, wherein: the outer fringe face of tensile circle (7) twines has winding wire (17), winding wire (17) are kept away from the one end of tensile circle (7) and brake plate (4) one side fixed connection towards brake box (1).
5. A brake device for a rear wheel of a stroller according to claim 1, wherein: one side in brake box (1) is equipped with block chamber (8), displacement post (9) gomphosis is in the inside of block chamber (8), both sides that displacement post (9) gomphosis goes into in block chamber (8) are equipped with vertical playback spring (13), the top of displacement post (9) is equipped with two locking blocks (11), locking block (11) all extend through horizontal pressure spring (12), the bottom in block chamber (8) is equipped with the breach that supplies locking block (11) block.
6. A brake device for a rear wheel of a stroller according to claim 5, wherein: an unlocking line (10) is arranged in the middle of the displacement column (9), two ends of the unlocking line (10) extending into the displacement column (9) are fixedly connected with the locking blocks (11) respectively, and one end, far away from the displacement column (9), of the unlocking line (10) is connected with the inside of the brake plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221317872.7U CN218085690U (en) | 2022-05-30 | 2022-05-30 | Brake device for rear wheel of baby carriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221317872.7U CN218085690U (en) | 2022-05-30 | 2022-05-30 | Brake device for rear wheel of baby carriage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218085690U true CN218085690U (en) | 2022-12-20 |
Family
ID=84462329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221317872.7U Active CN218085690U (en) | 2022-05-30 | 2022-05-30 | Brake device for rear wheel of baby carriage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218085690U (en) |
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2022
- 2022-05-30 CN CN202221317872.7U patent/CN218085690U/en active Active
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