CN203996171U - Brake pedal work-saving device - Google Patents
Brake pedal work-saving device Download PDFInfo
- Publication number
- CN203996171U CN203996171U CN201420304553.1U CN201420304553U CN203996171U CN 203996171 U CN203996171 U CN 203996171U CN 201420304553 U CN201420304553 U CN 201420304553U CN 203996171 U CN203996171 U CN 203996171U
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- China
- Prior art keywords
- magnet coil
- housing
- iron core
- fixed
- brake pedal
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of brake pedal work-saving device, one end of its lever is fixed on supporting base, is fixed with pedal on the other end, and pressure sensor is arranged on pedal; Push rod is connected on lever; The front end of housing is fixed with master cylinder connector and flange, push rod is through center bearing pilot bearing, magnet coil, pull back spring, the iron core at middle part, housing two ends, magnet coil is fixed on the inwall of housing, and iron core is fixed on push rod and can in housing, moves or not move; Pull back spring is arranged between one end and iron core of housing, can elongate or shorten in the inside of magnet coil.The output circuit of current controller connects magnet coil, and current controller is adjusted the size of current of output by the pressure signal of the pressure sensor transmission that receives.Adopt after brake pedal work-saving device simple in structure, that be convenient to manufacture, when braking, realized the autoamtic boosting of pedal, rapid operation; Save again huge vacuum booster, saved the installing space of automobile simultaneously.
Description
Technical field
The utility model relates to the brake pedal work-saving device that a kind of hydraulic brake system of vehicle is used.
Background technology
The pedal that the automobile of hydraulic braking now uses does not have work-saving device, but has vacuum booster between master brake cylinder and pedal.Vacuum booster bulky, is unfavorable for installing, and needs vacuum pump to drive.
Utility model content
The object that the utility model relates to be for provide a kind of automobile that is applicable to hydraulic braking can autoamtic boosting master brake cylinder and manufacture and method.
For achieving the above object, brake pedal work-saving device described in the utility model mainly comprises pedal, lever, push rod, pull back spring, housing, center bearing pilot bearing, magnet coil, iron core, current controller, pressure sensor;
Described push rod is connected on lever by rotational pin, and one end of lever is fixed on supporting base by rest pin, is fixed with pedal on the other end, and pressure sensor is arranged on pedal;
There is master cylinder connector the front portion of described outside, on master cylinder connector, has holding flange, has and on holding flange, has and bottom plate of driving cab or the fixing screw of vehicle frame and the screw hole matching with the flange connector of master brake cylinder, connects for bolt; There is through hole the inside of master cylinder connector, for the leading section of fixing master brake cylinder;
The middle part at described housing two ends is porose, and center bearing pilot bearing is installed in hole; Described push rod is through center bearing pilot bearing, magnet coil, pull back spring, the iron core at middle part, housing two ends, and iron core is fixed on push rod and can in housing He in magnet coil, moves or not move; Magnet coil is fixed on the one end on the inwall of housing, and iron core is arranged on the other end in housing, and pull back spring is arranged between one end and iron core of the housing in magnet coil, can elongate or shorten in the inside of magnet coil; One end in housing is provided with magnet coil and pull back spring, pull back spring is interior, magnet coil is fixed on the inwall of housing outside, and pull back spring presses to iron core the other end of housing, the magnet coil that pull back spring can be between one end of housing and iron core inner elongated or shorten;
In the time that magnet coil is switched on, move and compression retracteding position spring iron core one end to pull back spring under the attraction of the magnetic force of magnet coil; In the time of magnet coil no power, it is motionless that iron core is moved back into the other end under the effect of pull back spring.
Further, the input circuit of described current controller connects the power supply of vehicle, and the output circuit of current controller connects magnet coil, and pressure sensor is connected to current controller.
Further again, described pressure sensor comprises spring and infrared inductor, people rides spring apply power on pressure sensor time and can shrink, and responds to the length variations of spring, thereby export the signal of the power size being applied on pedal according to the variation of spring length with infrared ray;
The pressure signal transmission that described pressure sensor senses is to current controller, and current controller is adjusted the size of current of output by the pressure signal receiving, the electric current that the electric current of current controller output receives while being exactly magnet coil generation magnetic field.
The front end of the push rod of brake pedal work-saving device described in the utility model is connected with the push rod of master brake cylinder, after installing on automobile, while travelling middle braking, ride on the pressure sensor on pedal, ride the pressure promotion pedal producing and drive push rod to move forward on pressure sensor, promote master brake cylinder and produce braking force.Meanwhile, the pressure signal transmission that pressure sensor senses is to current controller, makes current controller be switched to the circuit of magnet coil, and according to the size of the electric current of the size control current controller output of pressure signal; After magnet coil energising, produce magnetic field suction iron core, help push rod to strengthen the thrust to master brake cylinder, thereby realized the autoamtic boosting of pedal.In the time of needs brake off, pin leaves the pressure sensor above pedal, pressure sensor induction makes current controller cut off the mouth of current controller to the circuit of magnet coil less than pressure signal, thereby make magnet coil not produce attractive force, under the effect of pull back spring, iron core drives push rod, lever, pedal to get back to original position.
For the ease of producing power-assisted, the current controller of brake pedal work-saving device described in the utility model can switch on or off the power supply of magnet coil.
In order to reach the object of power-assisted, the magnetic field that the magnet coil of brake pedal work-saving device described in the utility model produces in the time of energising can attract iron core to move.
In order to make the pedal can return, one end of the pull back spring of brake pedal work-saving device described in the utility model be fixed on the one end in housing, and the other end is fixed on iron core.
In order to ensure that pressure sensor can normal delivery pressure signal, the pressure sensor of brake pedal work-saving device described in the utility model can also be suction type inductor, also can also be positive-pressure type inductor, can also be also stroke type inductor, can also be also telescopic inductor.
For push rod can normally be worked, the magnet coil of brake pedal work-saving device described in the utility model parallel with push rod with the axis of iron core or overlap, the axis of iron core and the axis of magnet coil coincide.
In order to alleviate the weight of automobile and to reduce production costs, described booster type brake pedal has replaced brake pedal unit and hydraulic booster or vacuum booster and the vacuum pump in hydraulic brake system.
Manufacture for convenient, described holding flange is fixed on master cylinder connector after manufacturing separately, or holding flange and master cylinder connector are manufactured as a whole; Described master cylinder connector is fixed on housing after manufacturing separately, or master cylinder connector and housing are manufactured as a whole.
The utility model brake pedal work-saving device simple in structure, be convenient to manufacture; Adopt after brake pedal work-saving device, when braking, realized the autoamtic boosting of pedal, rapid operation; Save again huge vacuum booster, saved the installing space of automobile simultaneously.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model brake pedal work-saving device.
Detailed description of the invention
The utility model brake pedal work-saving device mainly comprises pedal 8, lever 7, push rod 5, pull back spring 3, housing 4, center bearing pilot bearing 12, magnet coil 2, iron core 1, current controller, pressure sensor 6; Push rod 5 is connected on lever 7 by rotational pin 10, and one end of lever is fixed on supporting base by rest pin 9, is fixed with pedal 8 on the other end, and pressure sensor 6 is arranged on pedal 8.There is master cylinder connector 11 front portion of housing 4 outsides, on master cylinder connector 11, has holding flange, has and on holding flange, has and bottom plate of driving cab or the fixing screw of vehicle frame and the screw hole matching with the flange connector of master brake cylinder, connects for bolt; There is through hole the inside of master cylinder connector 11, for the leading section of fixing master brake cylinder.The middle part at housing 4 two ends is porose, and center bearing pilot bearing 12 is installed in hole; Push rod 5 is through center bearing pilot bearing, magnet coil 2, pull back spring 3, the iron core 1 at housing 4 middle parts, two ends, iron core 1 be fixed on push rod 5 and can be housing 4 in the interior movement of magnet coil 2 or do not move; Magnet coil 2 is fixed on the one end on the inwall of housing 4, and iron core 1 is arranged on the other end in housing 4, and pull back spring 3 is arranged between one end and iron core of the housing 4 in magnet coil 2, can elongate or shorten in the inside of magnet coil 2; Pull back spring 3 presses to iron core 1 other end of housing 4, the magnet coil 2 that pull back spring 3 can be between one end of housing 4 and iron core 1 inner elongated or shorten.In the time that magnet coil 2 is switched on, iron core 1 moves and compression retracteding position spring 3 to one end of pull back spring 3 under the attraction of the magnetic force of magnet coil 2; In the time of magnet coil 2 no power, it is motionless that iron core 1 is moved back into the other end under the effect of pull back spring 3.The input circuit of current controller connects the power supply of vehicle, and the output circuit of current controller connects magnet coil 2, and pressure sensor 6 is connected to current controller.Pressure sensor 6 comprises spring and infrared inductor, people rides spring apply power on pressure sensor 6 time and can shrink, respond to the length variations of spring with infrared ray, thereby export the signal of the power size being applied on pedal 8 according to the variation of spring length; The pressure signal transmission that pressure sensor 6 senses is to current controller, and current controller is adjusted the size of current of output by the pressure signal receiving, and the electric current of current controller output is exactly the electric current that magnet coil 2 receives while producing magnetic field.
For the ease of producing power-assisted, current controller can switch on or off the power supply of magnet coil 2.
In order to reach the object of power-assisted, the magnetic field that magnet coil 2 produces in the time of energising can attract iron core 1 to move.
In order to make the pedal can return, one end of pull back spring 3 be fixed on the one end in housing 4, and the other end is fixed on iron core 1.
In order to ensure that pressure sensor can normal delivery pressure signal, pressure sensor 6 can also be suction type inductor, can also be also positive-pressure type inductor, can also be also stroke type inductor, can also be also telescopic inductor.
For push rod can normally be worked, the axis of magnet coil 2 and iron core 1 parallel with push rod 5 or overlap, the axis of the axis of iron core 1 and magnet coil 2 coincides.
In order to alleviate the weight of automobile and to reduce production costs, booster type brake pedal has replaced brake pedal unit and hydraulic booster or vacuum booster and the vacuum pump in hydraulic brake system.
Manufacture for convenient, holding flange is fixed on master cylinder connector 11 after manufacturing separately, or holding flange and master cylinder connector 11 are manufactured as a whole; Master cylinder connector 11 is fixed on housing 4 after manufacturing separately, or master cylinder connector 11 and housing 4 are manufactured as a whole.
The front end of push rod and the push rod of master brake cylinder of the utility model brake pedal work-saving device are connected, after installing on automobile, while travelling middle braking, ride on the pressure sensor 6 on pedal 8, ride the pressure promotion pedal 8 producing and drive push rod 5 to move forward on pressure sensor 6, promote master brake cylinder and produce braking force.Meanwhile, the pressure signal transmission that pressure sensor 6 senses is to current controller, makes current controller be switched to the circuit of magnet coil 2, and according to the size of the electric current of the size control current controller output of pressure signal; After magnet coil 2 energisings, produce magnetic field suction iron core 1, help push rod 5 to strengthen the thrust to master brake cylinder, thereby realized the autoamtic boosting of pedal.In the time of needs brake off, pin leaves pedal 8 pressure sensor 6 above, pressure sensor 6 is responded to makes current controller cut off the mouth of current controller to the circuit of magnet coil 2 less than pressure signal, thereby make magnet coil 2 not produce attractive force, under the effect of pull back spring 3, iron core 1 drives push rod 5, lever 7, pedal 8 to get back to original position.
Claims (8)
1. a brake pedal work-saving device, is characterized in that: brake pedal work-saving device mainly comprises pedal (8), lever (7), push rod (5), center bearing pilot bearing (12), pull back spring (3), housing (4), magnet coil (2), iron core (1), current controller, pressure sensor (6);
It is upper that described push rod (5) is connected to lever (7) by rotational pin (10), and one end of lever is fixed on supporting base by rest pin (9), is fixed with pedal (8) on the other end, and pressure sensor (6) is arranged on pedal (8);
There is master cylinder connector (11) the described outside front portion of housing (4), master cylinder connector has holding flange on (11), have and on holding flange, have and bottom plate of driving cab or the fixing screw of vehicle frame and the screw hole matching with the flange connector of master brake cylinder, connect for bolt; There is through hole the inside of master cylinder connector (11), for the leading section of fixing master brake cylinder;
The middle part at described housing (4) two ends is porose, and center bearing pilot bearing (12) is installed in hole; Described push rod (5) is through center bearing pilot bearing (12), magnet coil (2), pull back spring (3), the iron core (1) at middle part, housing two ends, and iron core (1) is fixed on push rod (5) above and can in housing (4) and in magnet coil (2), moves or not move; Magnet coil (2) is fixed on the one end on the inwall of housing (4), iron core (1) is arranged on the other end in housing (4), pull back spring (3) is arranged between one end and iron core (1) of the housing in magnet coil (2), can elongate or shorten in the inside of magnet coil (2); One end in housing (4) is provided with magnet coil and pull back spring, pull back spring is interior, magnet coil is fixed on the inwall of housing (3) outside, pull back spring (3) presses to iron core (1) other end of housing (4), the magnet coil (2) that pull back spring (3) can be between one end of housing (4) and iron core (1) inner elongated or shorten;
In the time that magnet coil (2) is switched on, iron core (1) moves and compression retracteding position spring (3) to one end of pull back spring (3) under the attraction of the magnetic force of magnet coil (2); In the time of magnet coil (2) no power, it is motionless that iron core (1) is moved back into the other end under the effect of pull back spring (3);
The input circuit of described current controller connects the power supply of vehicle, and the output circuit of current controller connects magnet coil (2), and pressure sensor (6) is connected to current controller;
Described pressure sensor (6) comprises spring and infrared inductor, people rides spring apply power on pressure sensor (6) time and can shrink, respond to the length variations of spring with infrared ray, thereby export according to the variation of spring length the signal that is applied to the power size on pedal (8);
The pressure signal transmission that described pressure sensor (6) senses is to current controller, current controller is adjusted the size of current of output by the pressure signal receiving, the electric current that the electric current of current controller output receives while being exactly magnet coil (2) generation magnetic field.
2. brake pedal work-saving device according to claim 1, is characterized in that: for the ease of producing power-assisted, described current controller can switch on or off the power supply of magnet coil (2).
3. brake pedal work-saving device according to claim 1, is characterized in that: in order to reach the object of power-assisted, the magnetic field that described magnet coil (2) produces in the time of energising can attract iron core (1) mobile.
4. brake pedal work-saving device according to claim 1, is characterized in that: in order to make the pedal can return, one end of described pull back spring (3) be fixed on the one end in housing (4), and the other end is fixed on iron core (1).
5. brake pedal work-saving device according to claim 1, it is characterized in that: in order to ensure that pressure sensor can normal delivery pressure signal, described pressure sensor (6) can also be suction type inductor, or positive-pressure type inductor, or stroke type inductor, or telescopic inductor, or electronic sensor.
6. brake pedal work-saving device according to claim 1, push rod it is characterized in that: in order normally to be worked, described magnet coil (2) parallel with push rod (5) with the axis of iron core (1) or overlap, the axis of the axis of iron core (1) and magnet coil (2) coincides.
7. brake pedal work-saving device according to claim 1, it is characterized in that: in order to alleviate the weight of automobile and to reduce production costs, described booster type brake pedal has replaced brake pedal unit and hydraulic booster or vacuum booster and the vacuum pump in hydraulic brake system.
8. brake pedal work-saving device according to claim 1, it is characterized in that: manufacture for convenient, it is upper that described holding flange is fixed on master cylinder connector (11) after manufacturing separately, or holding flange and master cylinder connector (11) are manufactured as a whole; It is upper that described master cylinder connector (11) is fixed on housing (4) after manufacturing separately, or master cylinder connector (11) and housing (4) are manufactured as a whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420304553.1U CN203996171U (en) | 2014-06-10 | 2014-06-10 | Brake pedal work-saving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420304553.1U CN203996171U (en) | 2014-06-10 | 2014-06-10 | Brake pedal work-saving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203996171U true CN203996171U (en) | 2014-12-10 |
Family
ID=52036217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420304553.1U Expired - Fee Related CN203996171U (en) | 2014-06-10 | 2014-06-10 | Brake pedal work-saving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203996171U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109386208A (en) * | 2017-08-02 | 2019-02-26 | 凡琦威 | Automatic electric magnetic-type gate operator |
| CN110571983A (en) * | 2019-08-28 | 2019-12-13 | 福建福清核电有限公司 | Generator rotor insulation monitoring brush device |
-
2014
- 2014-06-10 CN CN201420304553.1U patent/CN203996171U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109386208A (en) * | 2017-08-02 | 2019-02-26 | 凡琦威 | Automatic electric magnetic-type gate operator |
| CN110571983A (en) * | 2019-08-28 | 2019-12-13 | 福建福清核电有限公司 | Generator rotor insulation monitoring brush device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20150610 |
|
| EXPY | Termination of patent right or utility model |