阅读说明：本技术 一种婴儿车刹车结构 (Brake structure of baby carriage ) 是由 曾华洋 于 2020-08-10 设计创作，主要内容包括：本发明公开了一种婴儿车刹车结构,包括,刹车件,所述刹车件设于轮座；驱动组件,所述驱动组件安装于车架,用于驱动所述刹车件刹车和解刹；传动组件,所述传动组件与所述驱动组件连接,以使所述驱动组件通过所述传动组件控制所述刹车件进行刹车和解刹；以及控制件,用于控制所述驱动组件驱动所述传动组件带动所述刹车件刹车和解刹,本发明技术方案在将婴儿车传统的传动刹车钢绳,通过一种结构更加稳定的传动件替代钢绳,实现婴儿车无钢绳的刹车结构,同时可实现婴儿车收车时自动刹住轮子,实现辅助站立,且成本低,结构简单,由于去除了钢绳,结构更可靠、使用寿命更长、稳定性更好、大大降低了故障率和使用成本。(The invention discloses a brake structure of a baby carriage, which comprises a brake piece, a brake piece and a brake piece, wherein the brake piece is arranged on a wheel seat; the driving assembly is arranged on the frame and used for driving the brake piece to brake and brake; the transmission assembly is connected with the driving assembly so that the driving assembly controls the brake piece to brake and brake through the transmission assembly; the technical scheme of the invention replaces the steel rope with a transmission part with a more stable structure in the traditional transmission brake steel rope of the baby carriage, realizes the brake structure of the baby carriage without the steel rope, can realize automatic braking of wheels when the baby carriage is folded, realizes auxiliary standing, has low cost and simple structure, has more reliable structure, longer service life and better stability due to the removal of the steel rope, and greatly reduces the failure rate and the use cost.)

1. A brake structure of a stroller, comprising:

the brake piece is arranged on the wheel seat;

the driving assembly is arranged on the frame and used for driving the brake piece to brake and brake;

the transmission assembly is connected with the driving assembly so that the driving assembly drives the brake piece to brake and brake through the transmission assembly; and

and the control piece is used for controlling the driving assembly to drive the transmission assembly to drive the brake piece to brake and brake.

2. The brake structure of claim 1, wherein: the transmission component comprises a power transmission part, the power transmission part is arranged on the frame and can be movably arranged along the vertical direction, and the power transmission part is movably connected with the brake part.

3. The brake structure of claim 2, wherein: the driving assembly comprises a first driving piece, the first end of the first driving piece is in transmission connection with the first end of the power transmission piece, and the second end of the first driving piece is connected with the control piece through a connecting rod.

4. The brake structure of claim 3, wherein: the driving assembly further comprises a second driving piece, and one end of the second driving piece is in transmission connection with the second end of the power transmission piece.

5. The brake structure of claim 4, wherein: the power transmission part comprises an upper section area, a middle section area and a lower section area, wherein the end part of the upper section area is abutted against the end part of the second driving part, one side of the middle section area is connected with the first driving part, and the lower section area is movably connected with the brake part.

6. The brake structure of claim 5, wherein: the brake device comprises a brake piece, a lower section area and a brake piece, wherein the lower section area is provided with a cavity for accommodating a first elastic piece, the front end part of the lower section area is provided with a pushing part which is contacted with the brake piece, and the brake piece can be under the action of the first elastic piece so as to enable the brake piece to have a first position when braking and a second position when braking.

7. The brake structure of claim 5, wherein: the end of the first driving piece is provided with a first clamping portion, the power transmission piece is provided with a second clamping portion at one end matched with the first clamping portion, and the second clamping portion is located at the position of the middle section area.

8. The brake structure of claim 7, wherein: the first driving piece is rotatably arranged, so that the first clamping portion is provided with a first position and a second position, wherein the first position and the second position are clamped with the second clamping portion respectively.

9. The brake structure of claim 3, wherein: the control piece is a brake pedal, the brake pedal is arranged on a reinforcing rod of the frame, and the brake pedal is in transmission connection with the first driving piece through a connecting rod.

10. The brake structure of claim 3, wherein: the brake piece is the brake nail, the one end of brake nail with the power transmission spare transmission is connected, with brake nail cooperation cover is equipped with the second elastic component.

Technical Field

The invention relates to the technical field of a baby carriage, in particular to a brake structure of the baby carriage.

Background

The baby carriage is a tool carriage designed for providing convenience for outdoor activities of babies, the use safety of the baby carriage is very important, and the quality of a brake structure is the key for influencing the use safety of the baby carriage.

The conventional baby carriage with the brake structure of the baby carriage mostly uses the steel rope for power transmission to drive the baby carriage to brake and brake, and the brake structure using the steel rope has high failure rate, short service life and high use cost due to frequent maintenance or replacement.

In addition, when the carriages of most of the baby carriages on the market are folded, handles and frames for fixing the frames by using a folding hook are required to be added to achieve the purpose of standing, so that the carriages can be unfolded only by manually unlocking during driving, and the operation is very inconvenient.

Disclosure of Invention

The invention mainly aims to provide a baby carriage brake structure, and aims to solve the technical problems of high failure rate and short service life of the brake structure of a baby carriage using a steel rope.

In order to solve the above technical problems, the present invention provides a brake structure for a stroller, comprising,

the brake piece is arranged on the wheel seat;

the driving assembly is arranged on the frame and used for driving the brake piece to brake and brake;

the transmission assembly is connected with the driving assembly so that the driving assembly drives the brake piece to brake and brake through the transmission assembly; and

and the control piece is used for controlling the driving assembly to drive the transmission assembly to drive the brake piece to brake and brake.

Furthermore, the transmission assembly comprises a power transmission part, the power transmission part is arranged on the frame and can be movably arranged along the vertical direction, and the power transmission part is movably connected with the brake part.

Further, the driving assembly comprises a first driving piece, a first end of the first driving piece is in transmission connection with a first end of the power transmission piece, and a second end of the first driving piece is connected with the control piece through a connecting rod.

Further, the driving assembly further comprises a second driving element, and one end of the second driving element is in transmission connection with the second end of the power transmission element.

Further, the power transmission member comprises an upper section area, a middle section area and a lower section area, wherein the end of the upper section area is abutted against the end of the second driving member, one side of the middle section area is connected with the first driving member, and the lower section area is movably connected with the brake member.

Furthermore, the lower section area is provided with a chamber for accommodating the first elastic element, the front end of the lower section area is provided with a pushing part which is in contact with the braking element, and the braking element can be under the action of the first elastic element so as to enable the braking element to have a first position during braking and a second position during braking.

Further, the end of the first driving piece is provided with a first clamping portion, the power transmission piece is provided with a second clamping portion at one end matched with the first clamping portion, and the second clamping portion is located at the position of the middle section area.

Furthermore, the first driving member is rotatably disposed, so that the first clamping portion has a first position clamped with the second clamping portion and a second position separated from the first position.

Furthermore, the control piece is a brake pedal, the brake pedal is arranged on a reinforcing rod of the frame, and the brake pedal is in transmission connection with the first driving piece through a connecting rod.

Further, the brake spare is the brake nail, the one end of brake nail with power transmission spare transmission is connected, with brake nail cooperation cover is equipped with the second elastic component.

According to the technical scheme, the steel rope is replaced by the transmission part with a more stable structure in the traditional transmission brake steel rope of the baby carriage, the brake structure without the steel rope of the baby carriage is realized, meanwhile, wheels can be automatically braked when the baby carriage is folded, the standing assistance is realized, the cost is low, the structure is simple, the structure is more reliable, the service life is longer, the stability is better, and the failure rate and the use cost are greatly reduced due to the removal of the steel rope.

Drawings

FIG. 1 is a disassembled view one of the vehicle frames of the present invention;

FIG. 2 is a second exploded view of the frame of the present invention;

FIG. 3 is a perspective view of the present invention;

FIG. 4 is a connection diagram of the transmission assembly of the present invention with the first driving member;

FIG. 5 is a rear elevational view of the drive assembly of the present invention;

FIG. 6 is a perspective view of the transmission assembly of the present invention;

FIG. 7 is a perspective view of the first drive member of the present invention;

fig. 8 is a connection diagram of the transmission assembly of the present invention and a second driving member.

Wherein the figures include the following reference numerals:

1. a braking member; 11. a second elastic member; 2. a drive assembly; 21. a first driving member; 211. a first clamping part; 22. a second driving member; 3. a transmission assembly; 31. a power transmission member; 311. an upper section area; 312. a middle section area; 3121. a second clamping part; 313. a lower section area; 3131. a first elastic member; 3132. a chamber; 3133. a pushing part; 4. a control member; 6. a wheel seat; 7. a reinforcing bar; 71. a connecting rod; 100. a vehicle frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that if directional indications (such as … …, which is up, down, left, right, front, back, top, bottom, inner, outer, vertical, transverse, longitudinal, counterclockwise, clockwise, circumferential, radial, axial) are provided in the embodiments of the present invention, the directional indications are only used for explaining the relative position relationship, motion condition, etc. of the components at a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first" or "second", etc. in the embodiments of the present invention, the description of "first" or "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The invention provides a brake structure of a baby carriage.

In an embodiment of the present invention, as shown in fig. 1 to 8, the brake structure of the stroller includes,

the brake device comprises a brake piece 1, a driving component 2, a transmission component 3 and a control piece 4, wherein the brake piece 1 is arranged on a wheel seat 6;

the driving assembly 2 is mounted on the frame 100 and used for driving the braking piece 1 to brake and brake;

the transmission component 3 is connected with the driving component 2, so that the driving component 2 drives the brake piece 1 to brake and brake through the transmission component 3;

the control piece 4 is used for controlling the driving component 2 to drive the transmission component 3 to drive the brake piece 1 to brake and brake.

Further, the transmission assembly 3 includes a power transmission member 31, the power transmission member 31 is disposed on the frame 100, the power transmission member 31 is movably disposed along the vertical direction, and the power transmission member 31 is movably connected to the brake member 1.

Further, the driving assembly 2 includes a first driving member 21, a first end of the first driving member 21 is in transmission connection with a first end of the power transmission member 31, a second end of the first driving member 21 is connected with the control member 4 through a connecting rod 71, and the first driving member 21 is inserted into the connecting rod 71.

Further, the driving assembly 2 further comprises a second driving member 22, and one end of the second driving member 22 is in transmission connection with a second end of the power transmission member 31.

Further, the power transmission member 31 includes an upper section 311, a middle section 312 and a lower section 313, wherein an end of the upper section 311 abuts against an end of the second driving member 22, one side of the middle section 312 is connected to the first driving member 21, and the lower section 313 is movably connected to the brake member 1.

Further, the power transmission member 31 is integrally formed, so that the structural strength and the stability are better.

Furthermore, the lower section 313 is opened with a cavity 3132 for accommodating the first elastic element 3131, the front end of the lower section 313 is provided with a pushing portion 3133 contacting with the brake element 1, the brake element 1 can make the brake element 1 have a first position during braking and a second position during braking under the action of the first elastic element 3131, and when braking is required, the pushing portion 3133 contacts with the brake element 1 and pushes it out of the wheel seat 6, and is at the first position during braking; when a release is required, push portion 3133 is separated from brake element 1, which is now in the second position during release.

Further, the end of the first driving member 21 is provided with a first clamping portion 211, the end of the power transmission member 31 matched with the first clamping portion 211 is provided with a second clamping portion 22, and the second clamping portion 22 is located at the position of the middle section area 312.

Further, the first driving member 21 is rotatably disposed, so that the first clamping portion 211 has a first position clamped with the second clamping portion and a second position separated from the first position, when braking is required, the control member 4 controls the first driving member 21 to rotate in a right time, and at this time, the first clamping portion 211 and the second clamping portion 22 are located at the first position clamped with each other, so as to drive the power transmission member 31 to move downwards, and further, the braking member 1 is pushed to realize braking; when the brake needs to be released, the control piece 4 controls the first driving piece 21 to rotate reversely, at this time, the first clamping portion 211 and the second clamping portion 22 are located at the second position of the phase separation, and all parts of the whole set of brake structure return to the original position under the action of the elastic piece, so that the brake is released.

Further, the control member 4 is a brake pedal, the brake pedal is disposed on the reinforcing rod 7 of the frame 100, the brake pedal is in transmission connection with the first driving member 21 through a connecting rod 71, and the connecting rod 71 is sleeved in the reinforcing rod 7.

Further, brake spare 1 is the brake nail, the one end of brake nail with power transmission spare 31 transmission is connected, with brake nail cooperation cover is equipped with the second elastic component.

Further, the first elastic member 3131 and the second elastic member 11 are both springs or top springs.

It should be noted that, in the whole stroller, the control member 4 is one, the brake member 1, the driving assembly 2 and the transmission assembly 3 are respectively two groups, and the two groups of brake members 1, driving assemblies 2 and transmission assemblies 3 are simultaneously controlled by the control member 4, so as to finally realize braking.

Specifically, the principle function of the brake structure of the stroller is described as follows:

firstly, in the braking process: the user drives first driving piece 21 rotatory through operating brake pedal, and drive power transmission part 31 downstream to promote brake nail roll-off wheel seat 6, and then realize the brake, and a whole set of brake structure is when the brake state, relies on mechanical structure relation realization self-locking between first driving piece 21 and the power transmission part 31, even wheel seat 6 receives external force and strikes, can not take place the condition of unexpected unblock yet, thereby guarantee the reliability of brake.

Secondly, in the braking releasing process: the user drives the first driving piece 21 to rotate reversely by operating the brake pedal, and each part of the whole set of brake structure returns to the original position under the action of the elastic piece, so that the brake is released.

In addition, the brake structure still has the automatic brake function of receiving the car: when an operator operates the frame 100 to retract, the frame 100 assists external force to the second driving part 22, and then drives the power transmission part 31 to move downwards, so that the brake nails are pushed to slide out of the wheel seats 6, and braking is realized; when the operator operates the frame 100 to drive, the frame 100 will act on the external force of the second driving member 22, and the components of the entire braking structure will return to the original positions under the action of the first elastic member 3131, so as to achieve the braking release. The whole process operator can realize the process of self-braking and brake release of the baby carriage without extra action, so that the use experience is greatly improved, the function is mainly used for assisting in standing when the baby carriage is folded, and an extra folding hook structure is not needed.

According to the technical scheme, the steel rope is replaced by the transmission part with a more stable structure in the traditional transmission brake steel rope of the baby carriage, the brake structure without the steel rope of the baby carriage is realized, meanwhile, wheels can be automatically braked when the baby carriage is folded, the standing assistance is realized, the cost is low, the structure is simple, the structure is more reliable, the service life is longer, the stability is better, and the failure rate and the use cost are greatly reduced due to the removal of the steel rope.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.