CN221049880U - Drum linkage brake device behind two-wheeled vehicle front dish - Google Patents
Drum linkage brake device behind two-wheeled vehicle front dish Download PDFInfo
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- CN221049880U CN221049880U CN202321881896.XU CN202321881896U CN221049880U CN 221049880 U CN221049880 U CN 221049880U CN 202321881896 U CN202321881896 U CN 202321881896U CN 221049880 U CN221049880 U CN 221049880U
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- 229910000831 Steel Inorganic materials 0.000 description 2
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- 229910001018 Cast iron Inorganic materials 0.000 description 1
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Abstract
The utility model discloses a linkage brake device for a front disc and a rear drum of a bicycle, which comprises a disc brake mechanism, a drum brake mechanism, a first brake handle, a second brake handle and a linkage brake mechanism, wherein the linkage brake mechanism comprises a linkage brake wire box, a linkage plate, a linkage brake block, a first brake wire, a second brake wire and a third brake wire, the first brake handle is in driving connection with the disc brake mechanism through the linkage brake block, the first brake handle can be used for driving the disc brake mechanism to brake a front wheel through holding the first brake handle, the second brake handle is connected with the linkage plate through the first brake wire in parallel with the second brake wire and the third brake wire, the other ends of the second brake wire and the third brake wire are respectively connected with the drum brake mechanism and the linkage brake block, and the second brake wire and the third brake wire can be simultaneously tensioned through holding the second brake handle. The stability and operability of braking are effectively improved, so that a running vehicle can brake gently.
Description
Technical Field
The utility model relates to the technical field of two-wheel vehicle braking devices, in particular to a two-wheel vehicle front disc and rear drum linkage braking device.
Background
The brake devices on two-wheel vehicles are of various types, including drum brake, expansion brake, disc brake, ABS and the like. Drum brakes are also called block brakes, and are cast iron brake blocks similar to tambour in shape are pressed by brake pads, and are pressed on brake wheels to achieve braking or deceleration effects. At present, the drum brake mainly comprises an inner expansion type, and a brake pad is outwards opened to prop against a hub, so that a braking or decelerating effect is achieved. The disc brake consists of a brake disc, a brake caliper, a slave cylinder, a piston, an oil pipe and the like, wherein the brake disc is generally connected with a vehicle rotating shaft, the two ends of the plane of the brake disc are respectively provided with the brake caliper, two piston type brake pads are arranged on the brake caliper, one end of each piston is the oil pipe, and the other end of each piston is the brake pad. When braking, the brake oil in the oil pipe is compressed and pushes the piston to move, and the brake pads are ejected out, so that the two brake pads clamp the brake disc, namely clamp the rotating disc by pliers, and the braking or decelerating effect is achieved.
The existing two-wheel vehicles such as bicycles and electric vehicles are all provided with a hand-controlled rear wheel brake and the other hand-controlled front wheel brake, so that the sudden braking front brake is planted and the sudden braking rear brake is thrown off the tail, the left hand and the right hand are required to be matched in a coordinated manner during braking, the sudden braking rear brake is required to be slightly pinched, or the left hand and the right hand are required to be braked simultaneously, the psychological quality requirements on riders are very high under the emergency condition of traffic, and once the sudden braking is in a panic state and is wrong, people and vehicles fall under the wheels, so that the emergency traffic accident is caused.
Disclosure of utility model
The utility model aims at overcoming the defects of the prior art and provides a linkage brake device for a front disc and a rear drum of a bicycle.
In order to solve the technical problems, the utility model provides the following technical scheme:
The utility model provides a drum linkage brake equipment behind two-wheeled vehicle front disc, includes the dish mechanism of stopping and the drum mechanism of stopping of installing respectively on front wheel and rear wheel to and install first brake handle and second brake handle on the handlebar, its characterized in that: the brake system comprises a brake mechanism, and is characterized by further comprising a linkage brake cable box, a linkage sheet, a linkage brake block, a first brake cable, a second brake cable and a third brake cable, wherein the first brake handle is in drive connection with the disc brake mechanism through the linkage brake block, the disc brake mechanism can be driven to brake a front wheel through holding the first brake handle, the linkage sheet is arranged in the linkage brake cable box, the second brake handle is connected with one end of the linkage sheet through the first brake cable, the other end of the linkage sheet is connected with the second brake cable and the third brake cable in parallel, the other ends of the second brake cable and the third brake cable are respectively connected with the drum brake mechanism and the linkage brake block, and the second brake cable and the third brake cable can be simultaneously tensioned through holding the second brake handle, so that the disc brake mechanism and the drum brake mechanism can be simultaneously driven to brake the front wheel and the rear wheel.
Further, the disc brake mechanism includes that the disc is stopped pump, disc is stopped pump down, disc brake oil pipe, disc brake dish, the disc is stopped pump setting on the handlebar, the linkage brake shoe drive connects the disc and stops the piston post of pump, the disc is stopped dish and front wheel fixed connection, the disc is stopped pump down and is connected with the brake block, the disc is stopped oil pipe and is connected between the disc is stopped pump and the disc and stops down the pump, thereby the linkage brake shoe is stopped pump piston post work through rotating promotion disc, with the brake oil through disc brake oil pipe send the disc to the disc and stop pump department down, the oil pressure can promote the disc to stop the piston cylinder motion of pump down and press from both sides the tight disc of brake block to make the front wheel stop motion.
Further, the first brake handle is connected with the linkage brake block through the first fixing bolt, the linkage brake block can rotate along with the first brake handle, and the handle reset spring is arranged on the first brake handle, and when the first brake handle is released by hand, the handle reset spring can drive the first brake handle to reset.
Further, the surfaces of the first brake handle and the linkage brake block are provided with matching surfaces which are shaped along with each other.
Further, the third brake cable and the linkage brake block are connected with each other through a brake cable connecting piece, the brake cable connecting piece is connected to the linkage brake block through a second fixing bolt, a wire groove is formed in one end, close to the third brake cable, of the brake cable connecting piece, and a steel wire rope in the third brake cable is clamped and fixed in the wire groove.
Further, the third brake cable is fixed near the position of the first brake handle through a brake cable fixing bracket.
Further, a brake wire reset spring and a brake wire adjusting nut are sleeved on the third brake wire, and two ends of the brake wire reset spring respectively lean against the brake wire connecting sheet and the brake wire fixing support.
Further, a front disc brake power-off plug-in unit and a rear drum brake power-off plug-in unit are respectively arranged on the first brake handle and the second brake handle.
Compared with the prior art, the utility model has the beneficial effects that: 1. the scheme realizes that the front wheel and the rear wheel can be braked simultaneously when only one brake handle is controlled in the running process of the two-wheel vehicle, thereby realizing the beneficial effects of braking and decelerating running by the prior disc brake and braking and locking by the rear drum brake. Therefore, the stability and operability of braking are effectively improved, and the running vehicle can brake gently. 2. The linkage brake mechanism of the device has simple integral structure and high reliability. 3. The work of the disc brake is controlled through the oil way, so that the braking process is smoother.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is an enlarged view of a portion of a disc brake upper pump according to an embodiment of the present utility model.
Wherein: 1-a first brake handle; 2-a first fixing bolt; 3-a handle return spring; 4-disc brake pump up; 5-linkage brake blocks; 6-a second fixing bolt; 7-a brake wire connecting sheet; 8-a brake wire return spring; 9-a brake wire fixing bracket; 10-a brake wire adjusting nut; 11-front disc brake power-off plug-in; 12-disc brake oil pipe; 13-a third brake cable; 14-disc brake pump down; 15-a disc brake disc; 16-drum brake mechanism; 17-a second brake cable; 18-braking the power-off plug-in unit by a rear drum brake; 19-a second brake handle; 20-a first brake cable; 21-a linkage brake cable box; 22-linkage piece.
Detailed Description
In order to enhance the understanding of the present utility model, the present utility model will be further described in detail with reference to the drawings, which are provided for the purpose of illustrating the present utility model only and are not to be construed as limiting the scope of the present utility model.
Fig. 1 and 2 show a specific embodiment of a bicycle front disc and rear drum linkage brake device, which comprises a disc brake mechanism and a drum brake mechanism 16 which are respectively arranged on a front wheel and a rear wheel, a first brake handle 1 and a second brake handle 19 which are arranged on a handlebar, and a linkage brake mechanism, wherein the linkage brake mechanism consists of a linkage brake cable box 21, a linkage piece 22, a linkage brake block 5, a first brake cable 20, a second brake cable 17, a third brake cable 13 and the like, the first brake handle 1 is in driving connection with the disc brake mechanism through the linkage brake block 5, the linkage piece 22 is arranged in the linkage brake cable box 21, the second brake handle 19 is connected with one end of the linkage piece 22 through the first brake cable 20, the other end of the linkage piece 22 is connected with the second brake cable 17 and the third brake cable 13 in parallel, and the other ends of the second brake cable 17 and the third brake cable 13 are respectively connected with the drum brake mechanism 16 and the linkage brake block 5.
Specifically, the disc brake mechanism includes that the disc is stopped pump 4, disc is stopped pump 14 down, disc is stopped oil pipe 12, disc is stopped and is coiled 15, disc is stopped pump 4 and is set up on the handlebar, linkage brake shoe 5 drive connection disc is stopped the piston post of pump 4, disc is stopped 15 and front wheel fixed connection, disc is stopped pump 14 and is connected with the brake block down, disc is stopped oil pipe 12 and is connected between pump 4 and disc is stopped pump 14 down, thereby linkage brake shoe 5 is stopped pump 4's piston post work through rotating promotion disc, with brake oil to disc is stopped pump 14 department down through disc brake oil pipe 12, the oil pressure can promote the piston cylinder motion of pump 14 down and press from both sides brake block tight disc 15, thereby make the front wheel stop the motion.
The first brake handle 1 is connected with the linkage brake block 5 through the first fixing bolt 2, the linkage brake block 5 can rotate along with the first brake handle 1, and the handle reset spring 3 is arranged on the first brake handle 1, and when the first brake handle 1 is loosened by hand, the handle reset spring 3 can drive the first brake handle 1 to reset. The surfaces of the first brake handle 1 and the linkage brake block 5 are provided with matching surfaces which are shaped along with each other, so that the slipping phenomenon of the first brake handle 1 and the linkage brake block when the first brake handle and the linkage brake block rotate in the same direction on the disc brake upper pump 4 can be avoided.
The third brake cable 13 and the linkage brake block 5 are connected with each other through a brake cable connecting piece 7, the brake cable connecting piece 7 is connected to the linkage brake block 5 through a second fixing bolt 6, a wire groove is formed in one end, close to the third brake cable 13, of the brake cable connecting piece 7, and a steel wire rope in the third brake cable 13 is clamped and fixed in the wire groove. The third brake cable 13 is fixed near the position of the first brake handle 1 by a brake cable fixing bracket 9. The third brake cable 13 is sleeved with a brake cable reset spring 8 and a brake cable adjusting nut 10, and two ends of the brake cable reset spring 8 respectively lean against the brake cable connecting sheet 7 and the brake cable fixing bracket 9.
Preferably, the first brake handle 1 and the second brake handle 19 are provided with a front disc brake power-off insert 11 and a rear drum brake power-off insert 18, respectively. When the first brake handle 1 or the second brake handle 19 is held, the power supply of the vehicle is automatically disconnected, and the running safety is ensured.
The specific working process and principle of the embodiment are as follows:
When the vehicle needs to be braked, the first brake cable 20 can be pulled to be tightened by holding the second brake handle 19, tightening force is simultaneously transmitted to the second brake cable 17 and the third brake cable 13 through the linkage piece 22, the second brake cable 17 drives the drum brake mechanism 16 to brake the rear wheel, the third brake cable 13 pulls the linkage brake block 5 through the brake cable connecting piece 7, the linkage brake block 5 rotates, thereby pushing the piston column of the disc brake upper pump 4 to work, brake oil is sent to the disc brake lower pump 14 through the disc brake oil pipe 12 when the disc brake upper pump 4 works, and oil pressure can push the piston cylinder of the disc brake lower pump 14 to move to clamp the brake block to the disc brake disc 15, so that the front wheel stops moving. Thereby realizing synchronous braking of the front wheel and the rear wheel. When the clamping force of the brake pad to the disc brake 15 is improper, the brake sensitivity of the disc brake mechanism can be changed by adjusting the brake wire adjusting nut 10.
The foregoing detailed description will set forth only for the purposes of illustrating the general principles and features of the utility model, and is not meant to limit the scope of the utility model in any way, but rather should be construed in view of the appended claims.
Claims (8)
1. The utility model provides a drum linkage brake equipment behind two-wheeled vehicle front disc, includes dish brake mechanism and drum brake mechanism (16) of installing respectively on front wheel and rear wheel to and install first brake handle (1) and second brake handle (19) on the handlebar, its characterized in that: still include linkage brake mechanism, linkage brake mechanism includes linkage brake cable box (21), linkage piece (22), linkage brake shoe (5), first brake cable (20), second brake cable (17), third brake cable (13), first brake handle (1) are connected through linkage brake shoe (5) drive dish brake mechanism can drive dish brake mechanism to the braking of front wheel through holding first brake handle (1), linkage piece (22) set up in linkage brake cable box (21), second brake handle (19) are passed through first brake cable (20) connect the one end of linkage piece (22), and the other end of linkage piece (22) has parallelly connected second brake cable (17) and third brake cable (13), and the other end of second brake cable (17) and third brake cable (13) are connected respectively drum brake mechanism (16) and linkage brake shoe (5), can tighten second brake cable (17) and third brake cable (16) simultaneously through holding second brake handle (19) to the braking of drum brake mechanism and front wheel (16) simultaneously.
2. The bicycle front and rear disc drum linkage brake device according to claim 1, wherein: the disc brake mechanism comprises a disc brake upper pump (4), a disc brake lower pump (14), a disc brake oil pipe (12) and a disc brake disc (15), wherein the disc brake upper pump (4) is arranged on a handlebar, a linkage brake block (5) is driven to be connected with a piston column of the disc brake upper pump (4), the disc brake disc (15) is fixedly connected with a front wheel, the disc brake lower pump (14) is connected with a brake block, the disc brake oil pipe (12) is connected between the disc brake upper pump (4) and the disc brake lower pump (14), the linkage brake block (5) drives the disc brake upper pump (4) to work through rotating, brake oil is sent to the disc brake lower pump (14) through the disc brake oil pipe (12), and oil pressure can drive a piston cylinder of the disc brake lower pump (14) to move so as to clamp the brake block to brake disc (15), and the front wheel stops moving.
3. The bicycle front and rear disc drum linkage brake device according to claim 1, wherein: the first brake handle (1) is connected with the linkage brake block (5) through the first fixing bolt (2), the linkage brake block (5) can rotate along with the first brake handle (1), and the handle reset spring (3) is arranged on the first brake handle (1), and when the first brake handle (1) is loosened by hand, the handle reset spring (3) can drive the first brake handle (1) to reset.
4. A bicycle front disc rear drum linkage brake device according to claim 3, wherein: the surfaces of the first brake handle (1) and the linkage brake block (5) are provided with matching surfaces which are shaped along with each other.
5. A bicycle front disc rear drum linkage brake device according to claim 2, characterized in that: the third brake cable (13) is connected with the linkage brake block (5) through a brake cable connecting piece (7), the brake cable connecting piece (7) is connected to the linkage brake block (5) through a second fixing bolt (6), a wire groove is formed in one end, close to the third brake cable (13), of the brake cable connecting piece (7), and the wire rope in the third brake cable (13) is clamped and fixed in the wire groove.
6. The bicycle front and rear disc drum linkage brake device according to claim 5, wherein: the third brake cable (13) is fixed near the position of the first brake handle (1) through a brake cable fixing bracket (9).
7. The bicycle front and rear disc drum linkage brake device according to claim 6, wherein: the brake wire (13) is sleeved with a brake wire reset spring (8) and a brake wire adjusting nut (10), and two ends of the brake wire reset spring (8) respectively lean against the brake wire connecting sheet (7) and the brake wire fixing support (9).
8. The bicycle front and rear disc drum linkage brake device according to claim 1, wherein: the front disc brake power-off plug-in unit (11) and the rear drum brake power-off plug-in unit (18) are respectively arranged on the first brake handle (1) and the second brake handle (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321881896.XU CN221049880U (en) | 2023-07-18 | 2023-07-18 | Drum linkage brake device behind two-wheeled vehicle front dish |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321881896.XU CN221049880U (en) | 2023-07-18 | 2023-07-18 | Drum linkage brake device behind two-wheeled vehicle front dish |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221049880U true CN221049880U (en) | 2024-05-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321881896.XU Active CN221049880U (en) | 2023-07-18 | 2023-07-18 | Drum linkage brake device behind two-wheeled vehicle front dish |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221049880U (en) |
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2023
- 2023-07-18 CN CN202321881896.XU patent/CN221049880U/en active Active
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