CN117341878A - Brake handle assembly of children bicycle - Google Patents
Brake handle assembly of children bicycle Download PDFInfo
- Publication number
- CN117341878A CN117341878A CN202311380542.1A CN202311380542A CN117341878A CN 117341878 A CN117341878 A CN 117341878A CN 202311380542 A CN202311380542 A CN 202311380542A CN 117341878 A CN117341878 A CN 117341878A
- Authority
- CN
- China
- Prior art keywords
- gear
- stay wire
- wire
- children
- handle assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005096 rolling process Methods 0.000 claims description 15
- 238000004804 winding Methods 0.000 claims description 13
- 238000005491 wire drawing Methods 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62L—BRAKES SPECIALLY ADAPTED FOR CYCLES
- B62L3/00—Brake-actuating mechanisms; Arrangements thereof
- B62L3/02—Brake-actuating mechanisms; Arrangements thereof for control by a hand lever
- B62L3/026—Brake-actuating mechanisms; Arrangements thereof for control by a hand lever actuation by a turning handle or handlebar
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K9/00—Children's cycles
Abstract
The invention discloses a children bicycle brake handle assembly, which mainly comprises a stay wire cavity formed by a base and an upper cover and a gear mechanism arranged in the stay wire cavity, wherein the gear mechanism comprises a stay wire gear and a driving gear which are meshed with each other, a handle part can drive the driving gear to rotate so as to drive the stay wire gear to rotate, and the stay wire gear can drive a brake cable to wind up so as to carry out tensioning operation on a brake pad.
Description
Technical Field
The invention belongs to the technical field of bicycle production and manufacturing, and particularly relates to a brake handle assembly of a children bicycle.
Background
The brake handle is an important component for a bicycle and is an indispensable part for ensuring the safe riding of a rider. The bicycle is developed to the present, and the brake handles on the market at present still adopt the brake handles based on the lever principle to provide braking force for the brake, thereby achieving the braking effect.
Because the existing brake handles all adopt the lever principle, for the baby carriage, the palm of a user is smaller, and a shorter holding distance is needed to control the brake, if the holding distance is large, the palm of the user is small, and the user cannot easily reach and pull the handle; if the controlled movement distance is small, the distance of the brake pull rope is insufficient to tighten the brake pad of the brake, and a certain potential safety hazard exists, so that the brake handle based on the lever principle cannot be better applied to the children bicycle.
Based on the above analysis, the present application provides a child bicycle brake handle assembly.
Disclosure of Invention
The invention aims to provide a brake handle assembly of a children bicycle, which solves the problem that the existing brake handle based on the lever principle cannot be better suitable for the children bicycle.
The application provides a children bicycle brake handle assembly contains base and upper cover, base and upper cover have constituted the chamber of acting as go-between, should act as go-between the intracavity and be equipped with gear, gear contains gear and drive gear act as go-between, wherein, act as go-between the gear and set up in the base through the spring return, should act as go-between and be fixed with the brake cable that one end extends to the chamber outside of acting as go-between on the gear, drive gear with act as go-between the gear engagement and be connected with the handle portion that extends to the chamber outside of acting as go-between on it.
As the preferred scheme of this application, be equipped with two at least groups of bearing posts on the base, guy wire gear and drive gear overlap respectively and locate on the bearing post that corresponds in order to realize fixing.
As the preferred scheme of this application, be equipped with the rolling seat of acting as go-between on the gear of acting as go-between, this rolling seat of acting as go-between is columnar structure or fan-shaped structure and can rotate along with the gear of acting as go-between, the line of acting as go-between can be fixed and tighten up through this rolling seat of acting as go-between.
As the preferred scheme of this application, the periphery of acting as go-between rolling seat is equipped with the spacing groove of acting as go-between, and this spacing groove of acting as go-between is relative the sinking groove of acting as go-between rolling seat periphery surface and/or sets up in the passageway groove of acting as go-between rolling seat periphery side.
As the preferable scheme of the application, the base is provided with an orifice which can extend out of the stay wire, and the arrangement position of the orifice on the base is overlapped with the horizontal tangential direction of the stay wire on the stay wire gear.
As a preferred solution of the present application, a hollow adjusting nut is mounted at the orifice, through which the pull wire extends outside the pull wire cavity.
As the preferred scheme of this application, the junction of drive gear and handle portion is equipped with the arc apron, and this arc apron can cover in the opening part that handle portion extends on the cavity of acting as go-between, and can follow handle portion is relative the opening outer wall removes.
As the preferable scheme of the application, the base is provided with a fixing piece which can be fixedly arranged on the bicycle handle pipe; and/or, the stay wire gear and the driving gear are sector gears.
Compared with the prior art, this children bicycle brake handle assembly's advantage in this application lies in: the handle assembly mainly comprises a stay wire cavity formed by a base and an upper cover and a gear mechanism arranged in the stay wire cavity, wherein the gear mechanism comprises a stay wire gear and a driving gear which are meshed with each other, the handle part can drive the driving gear to rotate, and then the driving stay wire gear is driven to rotate, and the stay wire gear can drive a brake cable to roll up so as to carry out tensioning operation on a brake pad.
Drawings
FIG. 1 is an exploded view of a child bicycle brake handle assembly provided in an embodiment of the present invention.
Fig. 2 is a schematic layout diagram of a gear mechanism in a wire drawing cavity according to an embodiment of the present invention.
Fig. 3 is a schematic diagram of a general front view of a brake handle according to an embodiment of the present invention.
FIG. 4 is a schematic front elevational view of a brake lever assembly mounted to a handlebar tube of a bicycle in accordance with an embodiment of the present invention.
Fig. 5 is a general usage state diagram of a brake handle according to an embodiment of the present invention.
Fig. 6 is a diagram showing a positional relationship between the braking force adjusting mechanism and the wire gear, the spring return and the base according to the embodiment of the present invention.
Reference numerals
1 is a base, 2 is an adjusting nut, 3 is a spring resetting piece, 4 is a stay wire winding seat, 5 is a stay wire gear, 6 is a stay wire limiting groove, 7 is a handle part, 8 is an upper cover, 9 is a fixing screw, 10 is a bearing post, 11 is an orifice, 12 is a threaded hole, 13 is a fixing piece, 14 is an arc cover plate, 15 is a driving gear, 16 is an annular damping plate, 17 is an adjusting screw, 18 is a handle pipe, and 19 is a brake cable.
Detailed Description
The invention will now be described in further detail with reference to the following detailed description and with reference to the accompanying drawings, it being emphasized that the following description is merely exemplary in nature and is not intended to limit the scope of the invention and its application.
As shown in fig. 1-3, the brake handle assembly for a children bicycle provided in this embodiment includes a base 1 and an upper cover 8, wherein a fixing member 13 capable of being fixedly arranged on a bicycle handle pipe 18 is arranged on the base 1, and the fixing member 13 can be a structure such as a clamp or a hoop; the upper cover 8 can be covered on the base 1, the upper cover 8 is fixed on the base 1 through a screw and forms a stay wire cavity with the base 1, a gear mechanism is arranged in the stay wire cavity, the gear mechanism comprises a stay wire gear 5 and a driving gear 15, it can be understood that in order to reduce the occupied space of the gear mechanism and control the size of the stay wire cavity within a reasonable range, in this embodiment, the stay wire gear 5 and the driving gear 15 are preferably selected as sector gears; the wire pulling gear 5 is arranged in the base 1 through the spring resetting piece 3, a brake wire 19 with one end extending to the outside of the wire pulling cavity is fixed on the wire pulling gear 5, the tail end of the brake wire 19 extending to the outside of the wire pulling cavity can be connected to a brake, the driving gear 15 is meshed with the wire pulling gear 5, and a handle part 7 extending to the outside of the wire pulling cavity is connected to the driving gear; it will be appreciated that, in order to meet the needs of children, the size and the gear ratio of the pull wire gear 5 and the driving gear 15 are selected to meet the needs of children in adapting the distance between the handle portion 7 and the grip of the bicycle, and the size and the gear ratio of the pull wire gear 5 and the driving gear 15 preferably adopted in this embodiment can ensure that the distance between the handle portion 7 and the grip of the bicycle is 56-65mm, as shown in fig. 4, according to investigation, the minimum palm width in the current age-appropriate children (3-15 years old) is also 55-65mm, and in addition, when the bicycle is braked, the grip distance of this embodiment only needs to be about 21.5mm to tighten the brake pad, as shown in fig. 5, the bicycle brake handle assembly adopting this embodiment not only can meet the needs of children gripping, but also can realize bicycle braking in a shorter grip distance, comfort and saving effort, and at the same time, also is safer.
At least two groups of bearing columns 10 are arranged on the base 1, and the stay wire gear 5 and the driving gear 15 are respectively sleeved on the corresponding bearing columns 10 to realize fixation, namely, the stay wire gear 5 and the driving gear 15 are respectively fixed and limited in the base 1 through the corresponding bearing columns 10, and the bearing columns 10 can reduce the resistance of gear rotation and increase the use sensitivity of the brake handle assembly; in this embodiment, the upper end of the bearing post 10 is preferably provided with a threaded opening, and a connecting piece which can be abutted with the threaded opening of the bearing post 10 to realize the cover with the base 1 is arranged at the corresponding position of the upper cover 8, and the connecting piece is a threaded hole 12 and a fixing screw 9.
The stay wire rolling seat 4 is arranged on the stay wire gear 5, the stay wire rolling seat 4 is of a columnar or fan-shaped structure and can rotate along with the stay wire gear 5, and a stay wire can be fixed and tightened through the stay wire rolling seat 4, specifically, when the stay wire rolling seat 4 rotates along with the stay wire gear 5, the stay wire can be wound and rolled; it can be understood that the size of the wire winding seat 4 can be equal to or different from the wire gear 5, and the size is determined according to the actual winding length of the wire; in this embodiment, the wire winding seat 4 is preferably in a fan-shaped structure, and the radius of the wire winding seat 4 is larger than that of the wire gear 5.
In order to facilitate fixing the stay wire on the stay wire winding seat 4 and avoid the stay wire from separating, a stay wire limiting groove 6 is arranged on the periphery of the stay wire winding seat 4, the stay wire limiting groove 6 is a sinking groove opposite to the periphery surface of the stay wire winding seat 4 and/or a channel groove arranged on the periphery side of the stay wire winding seat 4, the combination of the two structures is preferred in the embodiment, the stay wire can be embedded into the stay wire limiting groove 6, and the stay wire can be limited through the stay wire limiting groove 6.
The base 1 and the opposite end of the handle 7 are provided with an opening 11 which can extend out of the stay wire, the position of the opening 11 on the base 1 coincides with the horizontal tangential direction of the stay wire on the stay wire winding seat 4, and the design has the advantages of being convenient for the stay wire to tighten and avoiding the stay wire from bending so as to influence the braking effect.
At the orifice 11 a hollow adjusting nut 2 is mounted, through which hollow adjusting nut 2 the pull wire extends outside the pull wire cavity.
The connection part of the driving gear 15 and the handle part 7 is provided with an arc-shaped cover plate 14, the arc-shaped cover plate 14 can cover the opening part extending from the handle part 7 on the wire drawing cavity and can move along with the outer wall of the handle part 7 relative to the opening, and the arc-shaped cover plate 14 which can move along with the handle part 7 firstly increases the tightness of the wire drawing cavity and secondly can increase the beautiful degree of the wire drawing cavity.
When the assembly is implemented, firstly, the wire drawing gear 5 and the driving gear 15 are sleeved on the corresponding bearing post 10, two ends of the spring resetting piece 3 are respectively connected with the inner wall of the base 1 and the wire drawing gear 5, meanwhile, the handle part 7 is ensured to be positioned at the corresponding position, one end of the wire drawing is fixed on the wire drawing rolling seat 4, the other end of the wire drawing passes through the wire drawing limiting groove 6 on the wire drawing rolling seat 4 and the hollow adjusting nut 2 at the orifice 11 to extend to the outside of the wire drawing cavity so as to be connected with a brake, and then the upper cover 8 is connected with the bottom cover through a screw.
The use principle comprises:
before use, the brake handle assembly can be mounted at a designated position of the bicycle handle tube 18 through the fixing piece 13 on the base 1, and simultaneously, the end part of the stay wire extending to the outside of the stay wire cavity is connected to the brake;
when the brake is used, a rider holds the handle part 7 by hand, the handle part 7 drives the driving gear 15 to rotate so as to drive the wire pulling gear 5 meshed with the driving gear to rotate, when the wire pulling gear 5 rotates, the brake wire 19 is screwed, and the brake wire 19 pulls the brake to complete braking action; after the grip force of the handle part 7 is released, the pull wire gear 5 and the handle part 7 are driven to return under the action of the spring return 3.
To sum up, it can be known that the gear transmission mode is adopted to replace the existing lever transmission mode in this embodiment, compared with the lever transmission mode, the gear transmission mode can be adopted to transmit different torques through adjusting the gear size and the gear ratio, so that the tensioning operation of the brake pad can be realized under a smaller holding distance, the whole structure of the brake handle assembly is more compact and attractive, the use is more labor-saving, comfortable and safe for children, and the problem that the existing brake handle based on the lever principle cannot be better suitable for children bicycles is solved.
The bicycle brake assembly of the structure is preferably, but not limited to, a children bicycle and a bicycle, and can be applied to other bicycle bodies for holding brakes according to practical situations.
In the description of the present invention, it should be understood that the terms "upper," "bottom," "upper," "lower," "outer," "inner," and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or mechanism in question must have a specific orientation, be configured or operated in a specific orientation, and thus should not be construed as limiting the present invention; meanwhile, in the description of the present invention, the meaning of "at least" includes one, two and more than two.
In the present invention, unless explicitly specified and limited otherwise, the terms "fixed," "connected," "mounted," and the like are to be construed broadly and include, for example, fixed connection, removable connection, relatively rotatable connection, or integral connection, direct connection, and indirect connection via an intermediary; the specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
The foregoing is merely exemplary embodiments of the present invention, and specific structures and features that are well known in the art are not described in detail herein. It should be noted that modifications can be made by those skilled in the art without departing from the scope of the invention, which is also to be considered as the scope of the invention, and which does not affect the effect of the invention and the utility of the patent. The protection scope of the present application shall be subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.
Claims (8)
1. The utility model provides a children bicycle brake handle assembly, its characterized in that contains base and upper cover, base and upper cover have constituted the chamber of acting as go-between, should act as go-between the intracavity and be equipped with gear, gear contains and acts as go-between gear and drive gear, wherein, act as go-between the gear and set up in the base through the spring return, should act as go-between and be fixed with the brake cable that one end extends to the outside of chamber of acting as go-between on the gear, drive gear with act as go-between the gear engagement and be connected with the handle portion that extends to the outside of chamber of acting as go-between on it.
2. The children's bicycle brake handle assembly of claim 1, wherein the base is provided with at least two groups of bearing posts, and the wire drawing gear and the driving gear are respectively sleeved on the corresponding bearing posts to realize fixation.
3. The children bicycle brake handle assembly of claim 1, wherein the stay wire rolling seat is arranged on the stay wire gear, the stay wire rolling seat is of a columnar structure or a fan-shaped structure and can rotate along with the stay wire gear, and the stay wire can be fixed and tightened through the stay wire rolling seat.
4. A children bicycle brake handle assembly according to claim 3, wherein the periphery of the stay wire winding seat is provided with a stay wire limiting groove, and the stay wire limiting groove is a sinking groove opposite to the periphery surface of the stay wire winding seat and/or a channel groove arranged at the periphery side of the stay wire winding seat.
5. The children's bicycle brake handle assembly of claim 1, wherein the base is provided with an opening from which the wire can extend, the position of the opening on the base being coincident with the horizontal tangential direction of the wire on the wire gear.
6. The children's bicycle brake handle assembly of claim 5, wherein a hollow adjustment nut is mounted at the aperture, the pull wire extending through the hollow adjustment nut to the exterior of the pull wire cavity.
7. The children's bicycle brake handle assembly of claim 1, wherein the connection of the drive gear and the handle portion is provided with an arcuate cover plate which covers the opening extending from the handle portion of the pull wire cavity and is movable with the handle portion relative to the outer wall of the opening.
8. The children's bicycle brake handle assembly of claim 1, wherein the base is provided with a fixing piece which can be fixedly arranged on a bicycle handle pipe; and/or, the stay wire gear and the driving gear are sector gears.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311380542.1A CN117341878A (en) | 2023-10-24 | 2023-10-24 | Brake handle assembly of children bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311380542.1A CN117341878A (en) | 2023-10-24 | 2023-10-24 | Brake handle assembly of children bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117341878A true CN117341878A (en) | 2024-01-05 |
Family
ID=89366502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311380542.1A Pending CN117341878A (en) | 2023-10-24 | 2023-10-24 | Brake handle assembly of children bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117341878A (en) |
-
2023
- 2023-10-24 CN CN202311380542.1A patent/CN117341878A/en active Pending
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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