CN219506074U - Perambulator linkage brake structure - Google Patents
Perambulator linkage brake structure Download PDFInfo
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- CN219506074U CN219506074U CN202320169695.0U CN202320169695U CN219506074U CN 219506074 U CN219506074 U CN 219506074U CN 202320169695 U CN202320169695 U CN 202320169695U CN 219506074 U CN219506074 U CN 219506074U
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- brake
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- spring
- pin
- shock absorbing
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
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Abstract
The utility model discloses a baby carrier linkage brake structure which comprises a foot brake assembly and a brake assembly, wherein the foot brake assembly comprises a foot brake pedal and a foot brake spring capable of rotating along with the foot brake pedal, the brake assembly comprises a brake inner wire and a brake pin, one end of the brake inner wire is connected with the foot brake assembly, a connecting structure used for being connected with the brake pin is arranged on the brake inner wire, a brake pin spring is arranged between the connecting structure and the brake pin, and the brake pin is connected with a brake disc used for preventing wheels from rotating. The utility model provides a baby carrier linkage brake structure, which realizes the switching between a normal running state and a parking state by controlling the change of a foot brake spring, and has the advantages of simple structure and low cost.
Description
Technical Field
The utility model relates to a braking structure, in particular to a linkage braking structure of a baby carrier.
Background
The baby carrier is a tool car for children to play, has various car types, brings certain benefits to the intelligence development of the children, and increases the brain development of the children; the common baby carrier structure comprises a bracket, rollers and a seat cabin, wherein a braking mechanism is added on the rollers for convenient management and control of the baby carrier; however, the existing brake mechanism is used for braking by combining electric control and mechanical control, and has the advantages of complex structure, high processing and manufacturing difficulty, heavy weight and high cost; some children's vehicles using mechanical control to brake, the foot brake control system and the brake system can not be linked, and the structure is complicated, and the manufacturing difficulty is big, weight is big, with high costs.
For example, a "child cart" disclosed in chinese patent literature, the publication number CN106143582B, the brake assembly includes a wheel joint, a brake device, a limiting device, an electric control mechanism, and a mechanical control mechanism, the brake device includes a brake rotor and a brake shaft, the mechanical control mechanism includes a first driving member, a second driving member, and an operating device, when the mechanical control mechanism controls the brake device to switch from a brake release state to a brake state, the pedal operating device drives the first driving member to rotate, so that the limiting device moves to release the limitation on the brake rotor, and the brake rotor rotates to switch the brake shaft from the brake release state to the brake state; when the mechanical control mechanism controls the brake device to switch from a braking state to a brake releasing state, the operation device is operated to drive the second driving piece to rotate, and the second driving piece rotates to drive the brake turntable to reversely rotate so that the brake shaft is switched from the braking state to the brake releasing state. The electric control mechanism and the mechanical control mechanism are combined together, so that the structure is complex, the processing and manufacturing difficulty is high, the cost is high, and especially, the baby stroller is an outdoor mobile product, the electric control mechanism is required to be provided with a battery or other power equipment, and therefore, the weight of the stroller can be increased undoubtedly due to the combination of the electric control mechanism and the mechanical control mechanism, and the convenience of storage and moving of the baby stroller is affected.
Disclosure of Invention
The utility model aims to solve the problems of complex structure, high processing and manufacturing difficulty, heavy weight and high cost of a brake mechanism of a baby carrier in the prior art, and provides a baby carrier linkage brake structure which realizes the switching between a normal running state and a parking state by controlling the change of a foot brake spring, and has the advantages of simple structure and low cost.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a bassinet linkage brake structure, includes service brake subassembly and brake subassembly, the service brake subassembly includes the service brake footboard and can be along with the pivoted service brake spring of service brake footboard, the brake subassembly includes brake inner wire and brake pin, the one end and the service brake subassembly of brake inner wire are connected, be equipped with the connection structure who is used for being connected with the brake pin on the brake inner wire, be equipped with the brake pin spring between connection structure and the brake pin, the brake pin is connected with the brake disc that is used for stopping wheel pivoted. The foot brake spring is a steel wire spring, in a normal running state, the foot brake pedal is in an original position under the tension of the brake inner wire, at the moment, the difference value between the brake inner wire and the brake outer wire is in a larger state, and the brake pin is fully retracted into the shock-absorbing plastic under the action of the brake pin spring, so that the running cannot be influenced; when parking is needed, the foot brake pedal is stepped on, the steel wire spring rotates along with the foot brake pedal and is propped up by the inclined plane in the middle of the foot brake main body, and the steel wire spring is changed into a V shape from parallel; the foot brake pedal rotates to a preset position, the steel wire spring is drawn across the inclined plane and is folded to be parallel and hung on the step surface to prevent the foot brake pedal from resetting, and at the moment, the brake inner wire is rotated and pulled; the brake assembly at the other end of the brake cable works, the brake inner cable is pulled downwards under the action of the foot brake pedal, and the brake inner cable which is bent under the action of the cylindrical pin on the brake pin and the brake pin spring is gradually straightened under the action of the downward pulling force, so that the brake inner cable moves outwards with the brake pin, and the head part of the brake pin enters the brake hole of the brake disc to prevent the wheel from rotating, and the parking state is reached at the moment; when the running state needs to be restored, the foot brake release button is pressed, the steel wire spring is pushed forward and is spread by the inclined plane at the upper part, and the foot brake pedal is quickly reset under the drive of the brake inner wire; the normal running state and the parking state are switched by controlling the change of the foot brake spring, and the foot brake device is simple in structure and low in cost.
Preferably, the brake disc is provided with a brake hole, one end of the brake pin, which is far away from the brake inner wire, is provided with a cylindrical pin, and the head of the cylindrical pin is matched with the brake hole. The cylindrical pin at the head of the brake pin enters a brake hole of the brake disc to prevent the wheel from rotating, so that the parking state is achieved; the brake pin and the cylindrical pin are two independent parts, so that the processing is convenient, and the cost is saved; meanwhile, the length difference value of the foot brake springs at two sides of the cylindrical pin meets the stroke length requirement.
Preferably, the pedal assembly comprises a foot brake main body and a foot brake release button for pushing the foot brake spring forwards and upwards, and the foot brake pedal is connected with one end of the brake inner wire. The foot brake main body is made of foot brake main body plastic, the foot brake pedal is made of foot brake pedal plastic, and the foot brake release button is used for pushing the foot brake spring forwards and upwards; the foot brake spring not only provides the elastic force for the foot brake release button, but also has the limiting function of keeping the parking state.
Preferably, the foot brake main body is provided with an inclined plane for expanding the foot brake spring and a step surface for hanging the foot brake spring. The inclined plane on the foot brake main body is used for supporting the foot brake spring, and the step surface on the foot brake main body is used for hanging the foot brake spring.
Preferably, the foot brake assembly and the brake assembly are arranged below the base, and the foot brake assembly and the brake assembly are connected with the base through screws. The foot brake assembly and the brake assembly are detachably connected with the base through screws, so that the foot brake assembly and the brake assembly can be conveniently disassembled and assembled.
Preferably, the number of the brake assemblies is two, and a pair of brake assemblies are symmetrically arranged on two sides of the base. The brake components are symmetrically arranged on two sides of the base, so that stable braking in a parking state is facilitated.
Preferably, the foot brake assembly comprises a vehicle axle tube and a shock absorbing structure, wherein the vehicle axle tube is arranged between a pair of brake assemblies, and vehicle core sleeves are arranged at two ends of the vehicle axle tube. A pair of brake assemblies are connected through an axle tube to achieve simultaneous braking.
Preferably, the shock-absorbing structure comprises a shock-absorbing fixing groove, a shock-absorbing spring, shock-absorbing plastic and a shock-absorbing plastic cover plate, wherein the shock-absorbing fixing groove is arranged on one side of the axle tube, which is close to the axle tube, of the axle tube, and the shock-absorbing spring is arranged between the shock-absorbing fixing groove and the shock-absorbing plastic.
The utility model has the following beneficial effects: (1) The normal running state and the parking state are switched by controlling the change of the foot brake spring, so that the structure is simple, and the cost is low; (2) The brake pin and the cylindrical pin are two independent parts, so that the processing is convenient, and the cost is saved; (3) The foot brake spring not only provides the elastic force for the foot brake release button, but also has the limiting function of keeping the parking state.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an exploded view of the structure of the present utility model;
FIG. 3 is a schematic view of the brake assembly of the present utility model in a normal driving condition;
FIG. 4 is a schematic illustration of the brake assembly of the present utility model in a parking position;
FIG. 5 is a schematic view of the foot brake assembly of the present utility model in a normal driving condition;
FIG. 6 is a schematic view of the foot brake assembly of the present utility model in a parking position;
FIG. 7 is a schematic view of the foot brake spring in a normal running condition according to the present utility model;
FIG. 8 is a schematic diagram of the foot brake spring in the present utility model in a foot brake pedal depressed condition;
FIG. 9 is a schematic view of the foot brake spring of the present utility model in a parking position;
FIG. 10 is a schematic view of the foot brake spring in the present utility model in a return to travel condition;
FIG. 11 is a schematic view of the structure of the foot brake body of the present utility model;
fig. 12 is a schematic view of the structure of the inclined surface and the step surface in the present utility model.
In the figure: the foot brake assembly 1, foot brake pedal 1.1, foot brake spring 1.2, foot brake main body 1.3, foot brake release button 1.4, brake assembly 2, brake inner wire 2.1, brake pin 2.2, cylindric lock 2.2.1, brake pin spring 2.3, brake disc 2.4, axletree pipe 2.5, shock absorbing structure 2.6, shock absorbing fixed groove 2.6.1, shock absorbing spring 2.6.2, shock absorbing plastic 2.6.3, shock absorbing plastic cover plate 2.6.4, car core sleeve 2.7, connection structure 3, inclined plane 4, step surface 5, base 6.
Detailed Description
The utility model is further illustrated by the following figures and examples.
First embodiment:
as shown in fig. 1 or 2, a baby carrier linkage brake structure comprises a foot brake assembly 1 and a brake assembly 2, wherein the foot brake assembly 1 comprises a foot brake pedal 1.1 and a foot brake spring 1.2 capable of rotating along with the foot brake pedal 1.1, the brake assembly 2 comprises a brake inner wire 2.1 and a brake pin 2.2, one end of the brake inner wire 2.1 is connected with the foot brake assembly 1, a connecting structure 3 used for being connected with the brake pin 2.2 is arranged on the brake inner wire 2.1, a brake pin spring 2.3 is arranged between the connecting structure 3 and the brake pin 2.2, and the brake pin 2.2 is connected with a brake disc 2.4 used for preventing rotation of wheels. The brake disc 2.4 is provided with a brake hole, one end, far away from the brake inner wire 2.1, of the brake pin 2.2 is provided with a cylindrical pin 2.2.1, and the head of the cylindrical pin is matched with the brake hole. The pedal assembly 1 comprises a foot brake main body 1.3 and a foot brake release button 1.4 for pushing a foot brake spring 1.2 forwards and upwards, and the foot brake pedal 1.1 is connected with one end of a brake inner wire 2.1. The foot brake assembly 1 and the brake assembly 2 are arranged below the base 6, and the foot brake assembly 1 and the brake assembly 2 are connected with the base 6 through screws. The number of the brake assemblies 2 is two, and a pair of brake assemblies 2 are symmetrically arranged on two sides of the base 6. The foot brake assembly 2 comprises a vehicle axle tube 2.5 and a shock absorbing structure 2.6, wherein the vehicle axle tube 2.5 is arranged between the pair of brake assemblies 2, and vehicle core sleeves 2.7 are arranged at two ends of the vehicle axle tube 2.5. The shock absorbing structure 2.6 comprises a shock absorbing fixing groove 2.6.1, a shock absorbing spring 2.6.2, shock absorbing plastic 2.6.3 and a shock absorbing plastic cover plate 2.6.4, wherein the shock absorbing fixing groove 2.6.1 is arranged on one side, close to the car core sleeve 2.7, of the car axle tube 2.5, and the shock absorbing spring 2.6.2 is arranged between the shock absorbing fixing groove 2.6.1 and the shock absorbing plastic 2.6.3.
In the technical scheme, the cylindrical pin 2.2.1 at the head part of the brake pin 2.2 enters the brake hole of the brake disc 2.4 to prevent the wheel from rotating and achieve a parking state; the brake pin 2.2 and the cylindrical pin 2.2.1 are two independent parts, so that the processing is convenient, and the cost is saved; meanwhile, the length difference of the foot brake springs 1.2 at the two sides of the cylindrical pin 2.2.1 meets the stroke length requirement. The foot brake main body 1.3 is made of foot brake main body plastic, the foot brake pedal 1.1 is made of foot brake pedal plastic, and the foot brake release button 1.4 is used for pushing the foot brake spring 1.2 forwards and upwards; the foot brake spring 1.2 not only provides the elasticity for the foot brake release button 1.4, but also has the limit function of keeping the parking state. The foot brake assembly 1 and the brake assembly 2 are detachably connected with the base 6 through screws, so that the foot brake assembly 1 and the brake assembly 2 can be conveniently disassembled and assembled. The brake components 2 are symmetrically arranged on two sides of the base 6, so that stable braking in a parking state is facilitated. A pair of brake assemblies 2 are connected through a vehicle axle tube 2.5 to realize simultaneous braking.
Specific embodiment II:
as shown in fig. 11 or 12, on the basis of the first embodiment, the foot brake main body 1.3 is provided with a slope 4 for supporting the foot brake spring 1.2 and a step surface 5 for hanging the foot brake spring 1.2. The inclined plane 4 on the foot brake main body 1.3 is used for supporting the foot brake spring 1.2, and the step surface 5 on the foot brake main body 1.3 is used for hanging the foot brake spring 1.2.
Working principle: the foot brake spring 1.2 is a steel wire spring, in a normal running state, the foot brake pedal 1.1 is in an original position under the tension of the brake inner wire 2.1, as shown in fig. 5, the difference value between the brake inner wire 2.1 and the brake outer wire is in a larger state, as shown in fig. 3, and the brake pin 2.2 is fully retracted into the shock absorbing plastic 2.6.3 under the action of the brake pin spring 2.3, so that the running cannot be influenced; when parking is needed, the foot brake pedal 1.1 is stepped on, as shown in fig. 7 and 8, the steel wire spring rotates along with the foot brake pedal 1.1 and is supported by the inclined plane 4 in the middle of the foot brake main body 1.3, and the steel wire spring is changed into a V shape from parallel; the foot brake pedal 1.1 rotates to a preset position, as shown in fig. 9, the steel wire spring is drawn across the inclined plane 4, is gathered and restored to be parallel, is hung on the step surface 5, and prevents the foot brake pedal 1.1 from resetting, and at the moment, the brake inner wire 2.1 is rotated and pulled; the brake component 2 at the other end of the brake cable works, as shown in fig. 4, the brake inner cable 2.1 is pulled downwards under the action of the foot brake pedal 1.1, the brake inner cable 2.1 which is originally bent under the action of the cylindrical pin 2.2.1 and the brake pin spring 2.3 on the brake pin 2.2 is gradually straightened under the action of the downward pulling force, so that the brake inner cable 2.1 moves outwards with the brake pin 2.2, and the head of the brake pin 2.2 enters the brake hole of the brake disc 2.4 to prevent the wheel from rotating, as shown in fig. 6, the parking state is reached at the moment; when the running state needs to be restored, as shown in fig. 10, the steel wire spring is pushed forward by pressing the foot brake release button 1.4 and is supported by the upper inclined plane 4, and the foot brake pedal 1.2 is quickly restored under the drive of the brake inner wire 2.1; the normal running state and the parking state are switched by controlling the change of the foot brake spring 1.2, and the device is simple in structure and low in cost.
The utility model has the following beneficial effects: the normal running state and the parking state are switched by controlling the change of the foot brake spring, so that the structure is simple, and the cost is low; the brake pin and the cylindrical pin are two independent parts, so that the processing is convenient, and the cost is saved; the foot brake spring not only provides the elastic force for the foot brake release button, but also has the limiting function of keeping the parking state.
Claims (8)
1. The utility model provides a bassinet linkage brake structure, includes service brake subassembly (1) and brake subassembly (2), its characterized in that, service brake subassembly (1) include service brake footboard (1.1) and can be along with service brake footboard (1.1) pivoted service brake spring (1.2), and brake subassembly (2) are including brake inner wire (2.1) and brake pin (2.2), the one end and the service brake subassembly (1) of brake inner wire (2.1) are connected, are equipped with connection structure (3) that are used for being connected with brake pin (2.2) on brake inner wire (2.1), are equipped with brake pin spring (2.3) between connection structure (3) and brake pin (2.2), and brake pin (2.2) are connected with brake disc (2.4) that are used for stopping wheel pivoted.
2. The baby carrier linkage brake structure according to claim 1, wherein a brake hole is formed in the brake disc (2.4), a cylindrical pin (2.2.1) is arranged at one end, far away from the brake inner wire (2.1), of the brake pin (2.2), and the head of the cylindrical pin is matched with the brake hole.
3. A buggy linkage brake structure according to claim 1, characterized in that the foot brake assembly (1) comprises a foot brake body (1.3) and a foot brake release button (1.4) for pushing the foot brake spring (1.2) forward and upward, the foot brake pedal (1.1) being connected with one end of the brake inner wire (2.1).
4. A pram linkage brake structure according to claim 3, characterized in that the foot brake body (1.3) is provided with a bevel (4) for supporting the foot brake spring (1.2) and a step surface (5) for hanging the foot brake spring (1.2).
5. A stroller linkage brake structure according to claim 1 or 2 or 3 or 4, characterized in that the foot brake assembly (1) and the brake assembly (2) are arranged below the base (6), and the foot brake assembly (1) and the brake assembly (2) are connected with the base (6) by screws.
6. A stroller linkage brake structure according to claim 5, characterized in that the number of the brake assemblies (2) is two, and a pair of brake assemblies (2) are symmetrically arranged at two sides of the base (6).
7. A pram linkage brake structure according to claim 6, wherein the brake assembly (2) comprises a vehicle axle tube (2.5) and a shock absorbing structure (2.6), the vehicle axle tube (2.5) is arranged between a pair of brake assemblies (2), and both ends of the vehicle axle tube (2.5) are provided with vehicle core sleeves (2.7).
8. The structure according to claim 7, wherein the shock absorbing structure (2.6) comprises a shock absorbing fixing groove (2.6.1), a shock absorbing spring (2.6.2), a shock absorbing plastic (2.6.3) and a shock absorbing plastic cover plate (2.6.4), the shock absorbing fixing groove (2.6.1) is arranged on one side of the vehicle axle tube (2.5) close to the vehicle core sleeve (2.7), and the shock absorbing spring (2.6.2) is arranged between the shock absorbing fixing groove (2.6.1) and the shock absorbing plastic (2.6.3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320169695.0U CN219506074U (en) | 2023-01-17 | 2023-01-17 | Perambulator linkage brake structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320169695.0U CN219506074U (en) | 2023-01-17 | 2023-01-17 | Perambulator linkage brake structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219506074U true CN219506074U (en) | 2023-08-11 |
Family
ID=87523557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320169695.0U Active CN219506074U (en) | 2023-01-17 | 2023-01-17 | Perambulator linkage brake structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219506074U (en) |
-
2023
- 2023-01-17 CN CN202320169695.0U patent/CN219506074U/en active Active
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