CN217778887U - Double-control linkage brake handle - Google Patents
Double-control linkage brake handle Download PDFInfo
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- CN217778887U CN217778887U CN202221565878.6U CN202221565878U CN217778887U CN 217778887 U CN217778887 U CN 217778887U CN 202221565878 U CN202221565878 U CN 202221565878U CN 217778887 U CN217778887 U CN 217778887U
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- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 238000009434 installation Methods 0.000 claims description 17
- 230000006978 adaptation Effects 0.000 claims description 10
- 230000008878 coupling Effects 0.000 abstract description 5
- 238000010168 coupling process Methods 0.000 abstract description 5
- 238000005859 coupling reaction Methods 0.000 abstract description 5
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 description 6
- 230000000149 penetrating effect Effects 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
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- 230000035945 sensitivity Effects 0.000 description 1
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Abstract
The utility model discloses a double-control linkage brake handle, including handle body, fixed bolster, double-brake line coupling mechanism and parking mechanism, the handle body rotates to be connected on the fixed bolster, and double-brake line coupling mechanism comprises two brake cable buckle spare and connecting rod, and the connecting rod is articulated with the handle body, and brake cable buckle spare articulates at connecting rod both ends and is connected with preceding, back brake cable end part buckle respectively, and parking mechanism includes backing pin, spring and nut, and the backing pin joint is on the fixed bolster and can axial displacement; the problem of among the prior art because preceding, back brake cable is the snap-on at handle body front end, the synchronism of front and back brake is not good, exists the braking earlier afterwards is overcome.
Description
Technical Field
The utility model relates to a bicycle braking system accessory technical field, concretely relates to two accuse linkage brake lever.
Background
The bicycle and the electric bicycle are more and more widely used as walking tools for people to go out due to low price, flexible running and simple driving technology; the brake device is an indispensable safety component of the bicycle and the electric bicycle, and the reliability and the sensitivity of the operation of the brake device are directly related to the life safety of people; the existing market uses a brake device, and a brake (front brake or rear brake) is independently controlled by a left brake handle and a right brake handle through a brake cable. Generally, people are used to brake the rear wheels by using left hand brake levers, but when emergency parking is needed, the left hand and the right hand are required to simultaneously operate the left hand brake lever and the right hand brake lever, so that the front wheels and the rear wheels can be simultaneously braked, and the vehicle can be braked within a short distance. However, in an emergency, people often cannot or cannot operate the left and right hand brake handles simultaneously with two hands, so that accidents may happen.
In order to achieve the purpose of simultaneously controlling front and rear brakes by one hand, technicians continuously innovate and improve the brake device, for example, a brake type bicycle front and rear synchronous brake device of CN201559783U, and the brake device achieves the purpose of simultaneously controlling the front and rear brakes by one hand through a brake handle in the structure; however, the brake crank with such a structure has the problems that the front brake cable and the rear brake cable are directly fixed at the front end of the handle body, and the rear brake cable is generally arranged above the front end of the handle to brake the rear wheel first, so that the front brake cable and the rear brake cable are not good in synchronism, and the phenomenon of braking the rear wheel first exists.
SUMMERY OF THE UTILITY MODEL
This application has overcome among the prior art because preceding, back brake cable is the snap-on at handle body front end, and the back brake cable is installed and is braked earlier in handle front end top, rear wheel, and the synchronism of front and back brake is not good, has the problem of braking earlier afterwards. In order to achieve the purpose, the following technical scheme is adopted in the application:
the utility model relates to a two accuse linkage brake handles, including handle body and fixed bolster, the handle body rotates to be connected on the fixed bolster, still includes two brake cable coupling mechanisms and parking mechanism, two brake cable coupling mechanisms comprise two brake cable buckle spare and connecting rod, the connecting rod is articulated with the handle body, two brake cable buckle spare articulate at the connecting rod both ends respectively with preceding, back brake cable tip buckle connection, parking mechanism is including keeping off round pin, spring and nut, but the round pin joint just axial displacement on the fixed bolster.
The utility model discloses a further improvement lies in: the handle body comprises a holding brake part and an installation end, the installation end is provided with an annular installation part in an adaptive mode and is hinged to the fixed support, the installation end is provided with a protruding connection part hinged to the connecting rod, a yielding stop groove is arranged below the upper portion and the protruding connection part of the annular installation part, and the stop pin penetrates through the fixed support and is located on the yielding stop groove in an adaptive mode.
The utility model discloses a further improvement lies in: the connecting rod intermediate position is articulated with the handle body, brake cable buckle spare longitudinal symmetry sets up the both ends at the connecting rod, brake cable buckle spare open end is equipped with the cyclic annular fixed part of symmetry and is articulated fixed with the connecting rod, brake cable buckle spare closed end is equipped with through wires hole and line ball groove, brake cable tip buckle through-hole has been seted up to closed end both sides plane symmetry, and one of them side buckle through-hole link up with the line ball groove.
The utility model discloses a further improvement lies in: the lower extreme of fixed bolster is equipped with opening annular fastening portion, the top of fixed bolster is equipped with two independent vertical parallel wire holes, and the buckle is connected preceding, back brake cable in the brake cable buckle spare are drawn forth from two wire holes respectively, opening annular fastening portion top side is equipped with the connect the via hole with this body coupling of handle, the connect the via hole top is equipped with wears the spacing through-hole of dress backing pin.
The utility model discloses a further improvement lies in: the stop pin comprises a small-diameter pin joint part and a large-diameter stop part, one end of the small-diameter pin joint part is provided with threads and is fixed on one side face of the fixed support through nuts, the diameter of the small-diameter pin joint part is smaller than that of the yielding stop groove, the diameter of the large-diameter stop part is smaller than that of the limiting through hole and is larger than that of the yielding stop groove, when the large-diameter stop part moves to the limiting hole, the handle body is limited to reset and a braking state is kept, and the far end of the stop part is provided with a cover stop part.
The utility model discloses a further improvement lies in: a side of the fixed support is provided with a brake cable mounting hole slot structure matched with the brake cable buckle, and the brake cable mounting hole slot structure is communicated with the wire outlet hole.
The utility model discloses a further improvement lies in: the wire hole tip has still set the regulation structure, adjust the nut that the structure comprises cavity external screw thread adjusting screw and adaptation with it, the brake cable is followed pass in the inside through-hole of external screw thread adjusting screw, the open slot that link up with inside through-hole is all seted up in external screw thread adjusting screw and the nut outside, open slot and brake cable mounting hole groove structure adaptation.
The utility model has the advantages that:
1. the utility model has the advantages that two brake cables are arranged on the double-brake cable connecting mechanism on one brake handle, and the front and the back brakes of the bicycle can be controlled simultaneously by one hand through one brake handle;
2. the rotatable double-brake-cable connecting mechanism is characterized in that the connecting rod is rotatably connected, when one brake cable is stressed, the other brake cable is immediately triggered to be linked, the braking between the front brake and the rear brake is balanced and adjusted, the front brake and the rear brake can be simultaneously braked, and the braking is more stable and reliable;
3. the stop pin in the parking mechanism is arranged on the fixed support in a penetrating mode and matched with the abdicating stop groove and can axially move along the hole in the fixed support, after the brake handle is operated to brake a vehicle, the brake handle does not need to be held all the time, the stop pin can be pressed down to clamp the large-diameter stop part of the stop pin at the abdicating stop groove without resetting, so that the brake has the parking function of the vehicle, the brake handle does not need to be held by hands all the time in emergency or downhill dangerous conditions, and safety guarantee is increased;
4. the vehicle using the brake handle does not need a professional to use a special tool to accurately adjust the brake clearance which wastes time and energy, and the connecting rod which can be rotatably connected can be linked, floated and adjusted, and buffered to be balanced to obtain a good simultaneous braking effect.
Drawings
Fig. 1 is a schematic view of the three-dimensional explosion structure of the present invention.
Fig. 2 is a schematic front structural view of the present invention.
Fig. 3 is a schematic view of a side structure of the present invention.
Fig. 4 is a schematic view of the matching state of the small diameter pin joint part and the handle body of the parking mechanism of the present invention.
Fig. 5 is a schematic view of the matching state between the stop portion and the handle body of the parking mechanism of the present invention.
Fig. 6 is a front schematic view of the matching state of the large-diameter stop part and the handle body of the parking mechanism of the present invention.
The attached drawings are as follows:
the brake device comprises a handle body 1, a grip brake part 11, an annular mounting part 12, a convex connecting part 13, a abdicating stop groove 14, a fixing support 2, an open annular fastening part 21, a line outlet hole 22, a connecting through hole 23, a limiting through hole 24, a brake cable mounting hole groove structure 25, a double brake cable connecting mechanism 3, a connecting rod 31, a brake cable buckling part 32, a stop pin 4, a small-diameter pin part 41, a large-diameter stop part 42, a spring 5, a screw 6, an external thread adjusting screw 7 and a nut 8.
Detailed Description
In order to deepen the understanding of the present invention, the present invention will be further described in detail with reference to the attached drawings, and the present embodiment is only used for explaining the present invention, and does not constitute the limitation to the protection scope of the present invention.
In the description of the present invention, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for convenience of description and simplification of description, but not to indicate or imply that the indicated combination or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
The invention will be described in further detail with reference to the following drawings and examples:
as shown in fig. 1-6, an embodiment of the dual-control linkage brake handle is provided, and includes a handle body 1, a fixing bracket 2, a dual-brake-line connecting mechanism 3 and a parking mechanism, wherein the handle body 1 is detachably and rotatably connected to the fixing bracket 2 through a screw and a nut, the handle body 1 is rotatably riveted and fixed to the fixing bracket 2 through a rivet, and preferably, a plastic gasket and a reset torsion spring are arranged between the handle body 1 and the fixing bracket 2, the plastic gasket can play a role of wear resistance and lubrication to reduce an axial gap, and the reset torsion spring is reliable in resetting the handle body; the double-brake cable connecting mechanism 3 comprises two brake cable buckling pieces 32 and a connecting rod 31, the connecting rod 31 is hinged with the handle body 1, the two brake cable buckling pieces 32 are hinged at two ends of the connecting rod 31 and are respectively in buckling connection with the end parts of the front brake cable and the rear brake cable, the parking mechanism comprises a stop pin 4, a spring 5 and a nut, and the stop pin 4 is pivoted on the fixed support 2 and can axially move; handle body 1 comprises holding portion of stopping 11 and the installation end, the installation end below is equipped with annular installation department 12 adaptation and articulates on fixed bolster 2, the installation end top be equipped with connecting rod 31 articulated bump connection portion 13, the top of annular installation department 12, bump connection portion 13 below are equipped with and step down and keep off recess 14, the fender round pin 4 wears to adorn on fixed bolster 2 and step down and keep off recess 14 adaptations with stepping down.
The brake handle is arranged, the front brake cable and the rear brake cable are connected to a double-brake-cable connecting mechanism consisting of two brake cable clamping pieces and a connecting rod, the brake cable clamping pieces and the connecting rod, and the protruding connecting parts on the mounting ends of the connecting rod and the handle body are formed by rotatably hinging rivets, the rotatable double-brake-cable connecting mechanism is formed by rotatably connecting the connecting rods, one brake cable is immediately triggered to be linked after being stressed, the brake between the front brake and the rear brake is balanced and adjusted, the front brake and the rear brake can be simultaneously braked, and the brake is more stable and reliable; the stop pin in the parking mechanism is arranged on the fixed support in a penetrating mode and matched with the abdicating stop groove, and can axially move along the hole in the fixed support, the brake handle is operated to brake the vehicle, the brake handle does not need to be held all the time, the stop pin can be pressed down to clamp the stop pin at the abdicating stop groove without resetting, the bicycle is braked, the parking function of the vehicle is achieved, the brake handle does not need to be held all the time under emergency or downhill dangerous conditions, and safety guarantee is increased.
More preferably: as shown in fig. 1, 2 and 3, the lower end of the fixing bracket 2 is provided with an open annular fastening portion 21 which is sleeved on the handlebar and detachably fastened and connected by a screw 6, two independent longitudinally parallel wire outlet holes 22 are arranged above the fixing bracket 2, the front brake wire and the rear brake wire which are fastened and connected in the brake wire fastening piece 32 are respectively led out from the two wire outlet holes 22, the side surface above the open annular fastening portion 21 is provided with a connecting through hole 23 connected with the handle body 1, and a limiting through hole 24 for mounting the stop pin 4 is arranged above the connecting through hole 23; the stop pin 4 consists of a small-diameter pin joint part 41 and a large-diameter stop part 42, one end of the small-diameter pin joint part 41 is provided with threads and nuts which are fixed on one side surface of the fixed support 2, the diameter of the small-diameter pin joint part 41 is smaller than the size of the abdicating stop groove 14 and is embedded in the abdicating stop groove, the diameter of the large-diameter stop part 42 is smaller than the size of the limiting through hole 24 and is larger than the size of the abdicating stop groove 14, when the large-diameter stop part 42 moves to the limiting through hole, the handle body 1 is limited to reset and keep a braking state, and the far end of the stop part 42 is provided with a cover stop part which stops the spring 5 penetrating the stop part 42; the backing pin wears to adorn on the fixed bolster and keeps off and stop recess adaptation with stepping down, and can follow the hole on the fixed bolster and carry out axial displacement, when path pinning portion 41 was arranged in spacing through-hole, the brake handle freely rotates the same with normal handle, when operating the brake handle to brake the vehicle after, press the backing pin and make big footpath keep off when stopping the portion 42 and arrange in spacing through-hole in, need not always hold the handle of braking, big footpath keeps off the portion 42 block and keeps off the recess department handle body and not reset stepping down, make the bicycle have the parking function of car, need not always hold the brake handle with the hand under emergency or downhill path dangerous condition like this, safety guarantee has been increased. The stop pin large-diameter stop part 42 is sleeved with the spring 5 to enable the large-diameter stop part 42 to have force stretching outwards, the handle body rotates downwards and can be reset to a small-diameter position under the action of elastic force, and the next use of the handle is not affected.
More preferred embodiment 2: as shown in fig. 1, 4, 5, 6, the connecting rod 31 intermediate position passes through the rivet with this 1 protruding connecting portion 13 of handle and articulates, brake cable buckle 32 longitudinal symmetry riveting is in the through-hole that the both ends of connecting rod 31 were equipped with, brake cable buckle 32 open end is equipped with the cyclic annular fixed part of symmetry and is articulated fixed with connecting rod 31 tip adaptation riveting, brake cable buckle 32 closed end is equipped with through wires hole and pressure line groove, brake cable tip buckle through-hole has been seted up to closed end both sides symmetry, and one of them side buckle through-hole link has a perfect understanding with the pressure line groove. The other structure is the same as that of embodiment 1. With the structure, the connecting rod is firmly connected with the handle, the double-brake cable is convenient to install, and the triggering linkage is free to adjust; wherein the connecting part of the connecting rod 31 and the convex connecting part 13 of the handle body 1 can also be connected to the upper or lower position of the connecting rod 31 in a matching way according to the requirement, and the linkage adjusting function can also be realized.
More preferred embodiment 3: as shown in fig. 1 to 3, a brake cable mounting hole slot structure 25 adapted to the brake cable fastener 32 is disposed on one side surface of the fixing bracket 2, and the brake cable mounting hole slot structure 25 is communicated with the cable outlet hole 22. The installation, the replacement and the maintenance of the brake cable are convenient. The end part of the wire outlet hole 22 is also provided with an adjusting structure, the adjusting structure is composed of a hollow external thread adjusting screw 7 and a nut 8 matched with the hollow external thread adjusting screw, a brake cable penetrates through a through hole in the external thread adjusting screw 7, open slots communicated with the internal through hole are formed in the outer sides of the external thread adjusting screw 7 and the nut 8, the open slots are matched with the brake cable mounting hole slot structure 25, and other structures are the same as those in embodiment 1 or 2; the arrangement is convenient for the installation and the replacement of the brake cable, and the tightness of the brake cable and the brake clearance can be slightly adjusted. After the brake cable is installed in a buckled mode, the open slot formed in the nut 8 and the open slot of the external thread adjusting screw 7 are rotated by an angle relatively, and the brake cable can be effectively prevented from slipping.
The vehicle using the brake handle does not need professionals to use special tools to waste time and energy to accurately adjust the brake clearance, and the connecting rod which can be rotatably connected can be used for linkage floating adjustment and buffer balance to obtain a good simultaneous braking effect.
The brake handle with the structure can be suitable for disabled vehicles inconvenient to operate by both hands, wheelchair vehicles or small trolleys for children and the like.
The embodiment of the present invention discloses a preferred embodiment, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention according to the above embodiment, and make different extensions and changes, but do not depart from the spirit of the present invention, all of which are within the protection scope of the present invention.
Claims (7)
1. The utility model provides a two accuse linkage brake handles, includes handle body (1) and fixed bolster (2), handle body (1) rotates to be connected on fixed bolster (2), its characterized in that: the double-brake-cable type bicycle brake device is characterized by further comprising a double-brake-cable connecting mechanism (3) and a parking mechanism, wherein the double-brake-cable connecting mechanism (3) is composed of two brake-cable clamping pieces (32) and a connecting rod (31), the connecting rod (31) is hinged with the handle body (1), and the two brake-cable clamping pieces (32) are hinged to two ends of the connecting rod (31) and are respectively connected with the end parts of the front brake cable and the rear brake cable in a clamping mode; the parking mechanism comprises a stop pin (4), a spring (5) and a nut, wherein the stop pin (4) is pivoted on the fixed support (2) and can axially move.
2. The double-control linkage brake handle according to claim 1, characterized in that: handle body (1) is by holding the portion of stopping (11) and the installation end is constituteed, the installation end below is equipped with annular installation department (12) adaptation and articulates on fixed bolster (2), the installation end top be equipped with connecting rod (31) articulated protruding connecting portion (13), top, protruding connecting portion (13) below of annular installation department (12) are equipped with to let the position to keep off and stop recess (14), keep off round pin (4) wear the dress on fixed bolster (2) and let the position to keep off and stop recess (14) adaptation.
3. The double-control linkage brake handle according to claim 1, characterized in that: connecting rod (31) intermediate position is articulated with handle body (1), brake cable buckle spare (32) longitudinal symmetry sets up the both ends in connecting rod (31), brake cable buckle spare (32) open end is equipped with the annular fixed part of symmetry and articulates fixedly with connecting rod (31), brake cable buckle spare (32) closed end is equipped with through wires hole and wire-pressing groove, brake cable tip buckle through-hole has been seted up to closed end both sides plane symmetry, and one of them side buckle through-hole link up with the wire-pressing groove.
4. The double-control linkage brake handle according to claim 1, characterized in that: the lower extreme of fixed bolster (2) is equipped with opening annular fastening portion (21), the top of fixed bolster (2) is equipped with two independent vertical parallel wire holes (22), and the buckle is connected preceding, back brake cable in brake cable buckle spare (32) are drawn out respectively from two wire holes (22), opening annular fastening portion (21) top side is equipped with connect the via hole (23) of being connected with handle body (1), connect via hole (23) top is equipped with wears to adorn spacing through-hole (24) of backing pin (4).
5. The double-control linkage brake handle according to claim 4, characterized in that: stop pin (4) are kept off by path pin junction portion (41) and big footpath and stop portion (42) to constitute, a side at fixed bolster (2) is fixed with the nut to footpath pin junction portion (41) one end is equipped with the screw thread, path pin junction portion (41) diameter is less than to let the position to keep off recess (14), big footpath is kept off and is stopped portion (42) diameter and is less than spacing through-hole (24) and is greater than to let the position to keep off recess (14), big footpath is kept off when stopping portion (42) and move to spacing through-hole, and restriction handle body (1) resets and keeps the brake state, it is equipped with the lid fender portion to keep off portion (42) distal end.
6. The double-control linkage brake handle according to claim 4, characterized in that: a brake cable mounting hole groove structure (25) matched with the brake cable clamping piece (32) is arranged on one side face of the fixing support (2), and the brake cable mounting hole groove structure (25) is communicated with the wire outlet hole (22).
7. The double-control linkage brake handle according to claim 6, characterized in that: the wire hole (22) tip has still set the regulation structure, adjust the structure and constitute by cavity external screw thread adjusting screw (7) and nut (8) with it adaptation, the brake cable is followed pass in the inside through-hole of external screw thread adjusting screw (7), open slot that link up with inside through-hole is all seted up in external screw thread adjusting screw (7) and the nut (8) outside, open slot and brake cable mounting hole groove structure (25) adaptation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221565878.6U CN217778887U (en) | 2022-06-22 | 2022-06-22 | Double-control linkage brake handle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221565878.6U CN217778887U (en) | 2022-06-22 | 2022-06-22 | Double-control linkage brake handle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217778887U true CN217778887U (en) | 2022-11-11 |
Family
ID=83936951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221565878.6U Active CN217778887U (en) | 2022-06-22 | 2022-06-22 | Double-control linkage brake handle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217778887U (en) |
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2022
- 2022-06-22 CN CN202221565878.6U patent/CN217778887U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: JIANGSU ZHETHAI ELECTRICAL TECHNOLOGY CO.,LTD. Assignor: KARASAWA TRAFFIC EQUIPMENT (TAIZHOU) Co.,Ltd. Contract record no.: X2024980017924 Denomination of utility model: A dual control linkage brake handle Granted publication date: 20221111 License type: Common License Record date: 20241011 |