NL2024216B1 - Electromechanical braking inlay with parking function - Google Patents

Abstract

The present invention relates to an electromechanical braking inlay with a parking function, includes including a braking inlay module, an electromechanical braking module, a disc spring parking module, and a motor release module, where the braking inlay module includes an upper friction plate, an active pendulum rod, a housing, an active pendulum rod hinge, a passive pendulum rod hinge, a passive pendulum rod, and a lower friction plate, the electromechanical braking module implements conversion from rotary motion to linear movement, the disc spring parking module includes a piston push rod, a braking housing, a push plate, and a disc spring, the motor release module functions to cooperate with parking, braking release, routine braking and motor release by controlling the timing of insertion into the fork block hole, combination setting of the electromechanical braking module and the disc spring implements functions of parking, braking release, and routine braking, and setting of the motor release module implements the function of motor release, meeting a requirement for power-off protection while improving strength of a system, and providing a new method for application of an electromechanical braking technology to important braking situations

Description

ELECTROMECHANICAL BRAKING INLAY WITH PARKING FUNCTION

BACKGROUND Technical Field The present invention relates to the field of braking technologies, and specifically, to an electromechanical braking inlay with a parking function. Related Art Most of existing braking systems are hydraulic or pneumatic braking systems, and need to be equipped with a large quantity of pipelines and power sources on the basis of traditional hydraulic cylinders or pneumatic cylinders. As a result, not only the volume is relatively large, but also certain environmental pollution hazards exist. Under the current development trend of intelligence, networking and lightweight, how to reduce the component volume, improve the response capability and reduce the risk of pollution while ensuring the braking performance has become a development direction of braking technologies. Moreover, some important moving parts need to perform clasping and braking in a static state, that is, to have a parking function. Therefore, an electromechanical braking inlay with a parking function is developed.

SUMMARY To resolve deficiencies of the prior art, an objective of the present invention is to provide an electromechanical braking inlay with a parking function, where combination setting of an electromechanical braking module and a disc spring implements functions of parking, braking release, and routine braking, and setting of a motor release module implements a function of motor release, meeting a requirement for power-off protection while improving strength of a system, and providing a new method for application of an electromechanical braking technology to important braking situations. To achieve the objective of the present invention, the following technical solutions are adopted. An electromechanical braking inlay with a parking function 1s provided, including a braking inlay module, an electromechanical braking module, a disc spring parking module, and a motor release module, where the braking inlay module includes a braking object, an upper friction plate, an active pendulum rod, a housing, an active pendulum rod hinge, a passive pendulum rod hinge, a passive pendulum rod, and a lower friction plate; the active pendulum rod and the passive pendulum rod are capable of respectively taking the active pendulum rod hinge and the passive pendulum rod hinge as axes to drive the upper friction plate and the lower friction plate to implement clamping and braking on the braking object; the active pendulum rod is provided with a fork block hole for motor release; the active pendulum rod takes the active pendulum rod hinge as an axis to perform rotary drive; the electromechanical braking module implements conversion from rotary motion to linear movement, and pulls a piston push rod while linking the passive pendulum rod; the disc spring parking module includes the piston push rod, a braking housing, a push plate, and a disc spring; the piston push rod is fixedly connected to the active pendulum rod; the housing is fixedly connected to the passive pendulum rod; the motor release module functions to cooperate with parking, braking release, routine braking and motor release by controlling the timing of insertion into the fork block hole. Preferably, the electromechanical braking module provided in the present invention includes a motor, a coupling a, a speed reducer, a coupling b, a ball screw, a nut, and a vertical slide, where the motor is connected to the speed reducer through the coupling a, and then 1s connected to the ball screw through the coupling b; the nut tightly presses against the upper surface of the push plate; and the ball screw is converted from rotary motion to linear movement through the nut, and the nut moves vertically up and down on the vertical slide. Preferably, the disc spring parking module provided in the present invention includes the piston push rod, the braking housing, the push plate, and the disc spring; the piston push rod is fixedly connected to the active pendulum rod; the housing is fixedly connected to the passive pendulum rod; the push plate includes a disc spring layout position and an electromechanical braking module layout position; the disc spring layout position is an entity bearing a supporting force of the disc spring; the electromechanical braking module layout position is provided with a small hole that is capable of accommodating the ball screw of the electromechanical braking module to pass through and rotate; there are four disc spring layout positions, and four disc springs are correspondingly evenly arranged; and there are four electromechanical braking module layout positions, and four electromechanical braking modules are correspondingly evenly arranged.

Preferably, the motor release module provided in the present invention includes an active pendulum rod, a fork block, a magnet, an electromagnetic device, a parking housing, and a housing, and functions to cooperate with parking, braking release, routine braking, and motor release; the parking housing is fixed to the housing; the magnet and the electromagnetic device are disposed in the parking housing; the electromagnetic device is an electromagnetic chuck, where based on the electromagnetic principle, an internal coil of the electromagnetic chuck is energized to generate a magnetic force, the magnetic force passes through a magnetic conductive panel to cause the electromagnetic chuck to tightly suck the magnet in contact with a surface of the panel, and when the coil is de-energized, the magnetic force disappears to implement demagnetization, and the magnet bounces off from the electromagnetic chuck; the fork block is integrated with the magnet, and is disposed outside the parking housing; the parking refers to an original state of a braking inlay, where the electromagnetic device is power- off and does not work, the magnet 1s not sucked, the fork block does not intervene in movement, and in this case, the disc spring exerts an acting force on the active pendulum rod and the passive pendulum rod, to drive the upper friction plate and the lower friction plate to implement clamping and parking braking on the braking object, and the motor does not bear the force; the braking release means that the motor is running to release the braking, the motor bears the force, the motor first forces the active pendulum rod to drive the upper friction plate to be away from the braking object to initially release the braking, and then links the passive pendulum rod through the braking housing to drive the lower friction plate to be completely away from the braking object, to release the braking object; the motor release means that after the active pendulum rod releases the braking in place, the electromagnetic device works, the magnet is sucked, the fork block is inserted into the fork block hole of the active pendulum rod to bear the force, and in this case, the fork block overcomes the acting force exerted by the disc spring, and the motor does not bear the force, to implement the motor release.

Preferably, steps of the routine braking of the electromechanical braking inlay with a parking function provided in the present invention are as follows: step 1: in an initial position, the electromagnetic device is energized to work, the magnet is sucked, the fork block is inserted into the fork block hole of the active pendulum rod to overcome the acting force exerted by the disc spring, and the braking object is running normally; step 2: at the beginning of the braking, the electromagnetic device 1s power-off, and the magnet bounces off and exits from the active pendulum rod, and at the same time, the motor is running, pulls the piston push rod, and bears the acting force of the disc spring;

step 3: the motor and the disc spring are controlled to work together to push the push rod upward, to cause the active pendulum rod to take the active pendulum rod hinge as an axis and drive the upper friction plate to initially contact the braking object, to form a braking reaction force; step 4: the braking reaction force links the passive pendulum rod through the braking housing to drive the lower friction plate to completely contact the braking object, to implement the clamping and braking on the braking object; and step 5: strength of braking is capable of being adjusted by adjusting the motor, and after the braking is completely stopped, the motor stops rotation, and the parking braking is implemented by the disc spring.

Compared with the prior art, beneficial effects of the present invention are that: combination setting of the electromechanical braking module and the disc spring implements functions of parking, braking release, and routine braking, and setting of the motor release module implements the function of motor release, meeting a requirement for power-off protection while improving strength of a system, and providing a new method for application of an electromechanical braking technology to important braking situations.

BRIEF DESCRIPTION OF THE DRAWINGS To describe the technical solutions in embodiments of the present invention more clearly, the accompanying drawings required for describing the embodiments are briefly described below. Apparently, the accompanying drawings in the following description show merely some embodiments of the present invention, and a person of ordinary skill in the art may derive other drawings from these accompanying drawings without creative efforts. FIG. 1 is a schematic structural diagram of an electromechanical braking inlay with a parking function according to the embodiments of the present invention; FIG. 2 is a schematic diagram of an electromechanical braking module according to the embodiments of the present invention, FIG. 3 1s a schematic diagram of a disc spring parking module according to the embodiments of the present invention; and FIG. 4 1s a schematic diagram of a motor release module according to the embodiments of the present invention. In the figures, 1, braking object; 2, upper friction plate; 3, active pendulum rod; 4, motor release module; 5, housing; 6, active pendulum rod hinge; 7, piston push rod; 8, braking housing; 9, electromechanical braking module; 10, push plate; 11, disc spring; 12, passive pendulum rod hinge; 13, passive pendulum rod; 14, lower friction plate; 301, fork block hole; 401, fork block; 402, magnet; 403, electromagnetic device; 404, parking housing; 901, motor; 5 902, coupling a; 903, speed reducer; 904, coupling b; 905, ball screw; 906, nut; 907, vertical slide; 1001, disc spring layout position; 1002, electromechanical braking module layout position.

DETAILED DESCRIPTION To make the technical means, creative features, objectives and effects implemented by the present invention more comprehensible, the following further describes the present invention with reference to the accompanying drawings.

Referring to FIG. 1, an electromechanical braking inlay with a parking function is provided, including a braking inlay module, an electromechanical braking module 9, a disc spring parking module, and a motor release module 4, where the braking inlay module includes a braking object 1, an upper friction plate 2, an active pendulum rod 3, a housing 5, an active pendulum rod hinge 6, a passive pendulum rod hinge 12, a passive pendulum rod 13, and a lower friction plate 14; the active pendulum rod 3 and the passive pendulum rod 13 are capable of respectively taking the active pendulum rod hinge 6 and the passive pendulum rod hinge 12 as axes to drive the upper friction plate 2 and the lower friction plate 14 to implement clamping and braking on the braking object 1; the active pendulum rod 3 is provided with a fork block hole 301 for motor release; the active pendulum rod 3 takes the active pendulum rod hinge 6 as an axis to perform rotary drive; the electromechanical braking module 9 implements conversion from rotary motion to linear movement, and pulls a piston push rod 7 while linking the passive pendulum rod 13; the disc spring parking module includes the piston push rod 7, a braking housing 8, a push plate 10, and a disc spring 11; the piston push rod 7 is fixedly connected to the active pendulum rod 3; the housing 8 is fixedly connected to the passive pendulum rod 13; the motor release module 4 functions to cooperate with parking, braking release, routine braking and motor release by controlling the timing of insertion into the fork block hole 301.

Referring to FIG. 1 and FIG. 2, the electromechanical braking module 9 includes a motor 901, a coupling a 902, a speed reducer 903, a coupling b 904, a ball screw 905, a nut 906, and a vertical slide 907, where the motor 901 is connected to the speed reducer 903 through the coupling a 902, and then is connected to the ball screw 905 through the coupling b 904; the nut 906 tightly presses against the upper surface of the push plate 10; and the ball screw 905 is converted from rotary motion to linear movement through the nut 906, and the nut 906 moves vertically up and down on the vertical slide 907.

Referring to FIG. 1, FIG. 2, and FIG. 3, the disc spring parking module includes the piston push rod 7, the braking housing 8, the push plate 10, and the disc spring 11; the piston push rod 7 1s fixedly connected to the active pendulum rod 3; the housing 8 is fixedly connected to the passive pendulum rod 13; the push plate 10 includes a disc spring layout position 1001 and an electromechanical braking module layout position 1002; the disc spring layout position 1001 is an entity bearing a supporting force of the disc spring 11; the electromechanical braking module layout position 1002 is provided with a small hole that is capable of accommodating the ball screw 905 of the electromechanical braking module 9 to pass through and rotate; there are four disc spring layout positions 1001, and four disc springs 11 are correspondingly evenly arranged; and there are four electromechanical braking module layout positions 1002, and four electromechanical braking modules 9 are correspondingly evenly arranged.

Referring to FIG. 1, FIG. 2, FIG. 3, and FIG. 4, the motor release module 4 includes an active pendulum rod 3, a fork block 401, a magnet 402, an electromagnetic device 403, a parking housing 404, and a housing 5, and functions to cooperate with parking, braking release, routine braking, and motor release; the parking housing 404 is fixed to the housing 5; the magnet 402 and the electromagnetic device 403 are disposed in the parking housing 404; the electromagnetic device 403 1s an electromagnetic chuck, where based on the electromagnetic principle, an internal coil of the electromagnetic chuck is energized to generate a magnetic force, the magnetic force passes through a magnetic conductive panel to cause the electromagnetic chuck to tightly suck the magnet 402 in contact with a surface of the panel, and when the coil is de-energized, the magnetic force disappears to implement demagnetization, and the magnet 402 bounces off from the electromagnetic chuck; the fork block 401 is integrated with the magnet 402, and is disposed outside the parking housing 404; the parking refers to an original state of a braking inlay, where the electromagnetic device 403 is power- off and does not work, the magnet 402 1s not sucked, the fork block 401 does not intervene in movement, and in this case, the disc spring 11 exerts an acting force on the active pendulum rod 3 and the passive pendulum rod 13, to drive the upper friction plate 2 and the lower friction plate 14 to implement clamping and parking braking on the braking object 1, and the motor does not bear the force; the braking release means that the motor 1s running to release the braking, the motor bears the force, the motor first forces the active pendulum rod 3 to drive the upper friction plate 2 to be away from the braking object 1 to initially release the braking, and then links the passive pendulum rod 13 through the braking housing 8 to drive the lower friction plate 14 to be completely away from the braking object 1, to release the braking object 1; the motor release means that after the active pendulum rod 3 releases the braking in place, the electromagnetic device 403 works, the magnet 402 is sucked, the fork block 401 is inserted into the fork block hole 301 of the active pendulum rod 3 to bear the force, and in this case, the fork block 401 overcomes the acting force exerted by the disc spring 11, and the motor does not bear the force, to implement the motor release.

Specifically, steps of the routine braking of the electromechanical braking inlay with a parking function are as follows: Step 1: in an initial position, the electromagnetic device 403 is energized to work, the magnet 402 is sucked, the fork block 401 is inserted into the fork block hole of the active pendulum rod 3 to overcome the acting force exerted by the disc spring 11, and the braking object 1 is running normally.

Step 2: at the beginning of the braking, the electromagnetic device 403 is power-off, and the magnet 402 bounces off and exits from the active pendulum rod 3, and at the same time, the motor is running, pulls the piston push rod 7, and bears the acting force of the disc spring 11. Step 3: the motor 901 and the disc spring 11 are controlled to work together to push the push rod 7 upward, to cause the active pendulum rod 3 to take the active pendulum rod hinge 6 as an axis and drive the upper friction plate 2 to initially contact the braking object 1, to form a braking reaction force.

Step 4: the braking reaction force links the passive pendulum rod 13 through the braking housing 8 to drive the lower friction plate 14 to completely contact the braking object 1, to implement the clamping and braking on the braking object 1.

Step 5: strength of braking 1s capable of being adjusted by adjusting the motor 901, and after the braking is completely stopped, the motor 901 stops rotation, and the parking braking is implemented by the disc spring 11.

It is apparent to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and the present invention may be implemented in other specific embodiments without departing from the spirit or essential characteristics of the present invention.

Therefore, from any point of view, the embodiments should be considered as exemplary and non-limiting.

The scope of the present invention is defined by the appended claims rather than the above descriptions.

Therefore, all changes falling within the meaning and scope of equivalents of the claims are included in the present invention.

Any reference signs in the claims shall not be construed as limiting the claims.

In addition, it should be understood that, although this specification is described according to implementations, each implementation may not include only one independent technical solution.

The description manner of this specification is merely for clarity.

This specification should be considered as a whole by a person skilled in the art, and the technical solutions in the embodiments may also be properly combined, to form other implementations that can be understood by the person skilled in the art.

Claims (1)

Conclusions An electromechanical brake insert with a parking function, characterized by: a brake module, an electromechanical brake module, a disk marker module, and a motor timing module; the aforementioned brake insert module includes a braking object, an upper friction plate, an active crank, a housing, an active crank pivot, a passive crank pivot, a passive crank and a lower friction plate; the active swing lever and the passive swing lever can respectively adopt an active swing lever hinge and a passive swing lever hinge as axes, and drive the upper friction plate and the lower friction plate to clamp braking of the braking object; a fork block hole is opened on the active swing lever to serve engine release; the active swing bar is rotatably driven by an active swing bar pivot as an axis; said electromechanical braking module realizes the conversion from the rotational motion to the linear motion and pulls the piston push rod while locking the passive swing lever: said disc spring marker module includes a piston push rod, a brake housing, a pusher disc and a butterfly spring; the piston push rod and the active pivot rod are rigidly connected, the housing and the passive pivot lever are rigidly connected; said engine release module cooperates with parking, brake release, conventional braking and engine release by controlling the timing of insertion into the fork block hole; the combination of low-mechanical brake module and butterfly spring enables parking, brake release and conventional braking functions, the motor enable module is Set to realize the motor enable function, which meets the requirements of power failure protection and improves the system, thereby providing a new method for the application of electromechanical braking technology for important parking space. The smart mechanical brake with a parking function according to claim 1, characterized in that: said electromechanical brake modules comprises a motor, a clutch a, an adapter, a clutch b, a ball screw, a nut and a vertical slide; the motor is connected to the reducer through the coupling a, and then connected to the ball screw through the coupling b; the nut is tightly attached to the top surface of the pusher; said koge screw realizes the conversion from the rotational movement to the linear movement through the nut, and the nut realizes vertical movement on the vertical slot. The electromechanical parking brake brake according to claim 1, characterized in that: the disc spring parking module comprises a piston rod, a brake housing, a pusher disc and a butterfly spring; said piston rod and active pivot lever are rigidly connected; said housing and passive pivot bar are rigidly connected; said pusher plate includes a butterfly spring set up position and an electromechanical brake module set up position; the butterfly spring is in a fixed position and carries a supporting force of the butterfly spring; the electromechanical brake module is placed in a position provided with a small hole, and the ball screw which can receive and rotate the electromechanical brake module; the butterfly feathers are arranged in four positions, arranged accordingly with four butterfly feathers; the electromechanical brake module is arranged in four positions, correspondingly arranged with four electromechanical brake modules. The electromechanical brake insert with a parking function according to claim 1, characterized by: the motor release module comprises an active swing lever, a fork block, a magnet, an electro-magnetic device, a parking disc and a housing, and functions to cooperate with parking, brake lock, conventional brakes and motor release; said parking permit is attached to the housing; a magnet and a solenoid-magnetic device are arranged in said parking envelope; said electromagnetic device is an electromagnetic chuck, and based on the electromagnetic principle, a magnetic force is generated by energizing the inner coil, and the magnet making contact with the surface of the panel is drawn tight by the magnetic conductive panel, and the magnetic force is lost by the coil and the magnetic force is degenerate, bouncing off the magnet stone; the fork block is integrated with the magnet and placed outside the parking disc; the said parking refers to the original state of the brake insert, the solenoid device loses power and does not move, the magnet stone is not sucked up and the fork bock does not engage and the disc spring exerts a force on the active swing lever and the passive swing lever, drives the upper friction plate and lower friction plate to clamp the parking brake on the braking object, and the engine will not be pressurized; said brake release means that the motor is released to release the brake and the motor is subjected to the force, first the active swing lever is driven to drive the upper friction plate away from the braking object to initially release the brake, and then the passive swing lever is driven by the brake housing to drive the lower friction plate, completely disengaged from the braking object to achieve braking object release; the said motor release means that after the active swing lever lever brake is released, the electromagnetic device operates, the magnet is sucked up and the fork block is inserted into the fork block hole of the active swing lever lever, at this time the fork block overcomes the force applied by the disc spring, the motor is not pressurized and the motor is released, The electromechanical brake insert with a parking function according to claim 1, characterized in that said specific steps of the conventional braking are as follows: step 1: in the initial position, the electromagnetic device is energized, the magnet is sucked and the fork block is inserted into the fork block hole. the active shuttle rod inserted to overcome the force exerted by the disc spring, and the braking object operates normally; step 2: in the initial stage of braking, the electromagnetic device loses power, the magnet bounces and the active crank rod is retracted, at the same time, the motor rotates and the push rod is pulled off the piston to endure the force of the butterfly spring; step 3: controlling the motor cooperates with the finder spring to push the push rod up and adopts the active pivot rod pivot as the center axis, so that the active crank rod drives the upper friction plate to contact the braking object initially and to create a braking reaction force; step 4: said braking reaction force is driven by the brake housing and the friction plate is driven to make full contact with the braking object, thereby clamping the braking object; step 5: adjust the motor to adjust the braking force, after the brake is fully stopped, the motor will stop and the parking brake function will be accomplished by the butterfly spring. -0-0-0-0-0-