CN2776780Y - Electric hand braking device - Google Patents
Electric hand braking device Download PDFInfo
- Publication number
- CN2776780Y CN2776780Y CN 200520050400 CN200520050400U CN2776780Y CN 2776780 Y CN2776780 Y CN 2776780Y CN 200520050400 CN200520050400 CN 200520050400 CN 200520050400 U CN200520050400 U CN 200520050400U CN 2776780 Y CN2776780 Y CN 2776780Y
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- CN
- China
- Prior art keywords
- brake
- switch
- limit switch
- power supply
- pine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses an electric hand braking device, still comprising a brake line and a push rod, also comprising a supply power, a hand brake selecting switch with shifts of brake and brake-off, a brake limit switch, a brake-off limit switch, an electromotor, a decelerator, a limit shifting lever used for cutting off the powers of the brake limit switch or the brake-off limit switch, a brake lever used for driving the brake line or the push rod, wherein the hand brake selecting switch communicates with the supply power; the brake shift is electrically connected with the brake limit switch; the brake-off shift is electrically connected with the brake-off limit switch; the brake limit switch and the brake-off limit switch are communicated with the electromotor; the limit shifting lever and one end of the brake lever are connected tightly with the output shaft of the decelerator; the other end of the brake lever is connected with the brake line or the push rod. Concerning the operation of the utility model, the only thing need to do is pressing the hand brake switch, with the brake being quick and flexible, and under the conditions of foot brake being failed, the hand brake can perform the function of emergency braking, so that the happening of traffic accidents can be reduced.
Description
Technical field
The utility model relates to the electric hand brake device that a kind of automobile is used.
Background technology
The known hand brake device that automobile is used is a kind of to be the mechanical type parking brake; Another kind is pneumatic parking brake, dolly generally is to carry out mechanical parking brake by joystick tension brake cable, cart generally carries out gas by joystick promotion push rod to be stopped, and no matter mechanical parking brake still is pneumatic parking brake, and the driver needs to move joystick with bigger strength, therefore sensitivity is low, be not suitable for emergency brake, usually only be used for the brake under the dead ship condition, when service brake booster or other fault occur when malfunctioning, parking brake has little time emergency brake, thereby easily traffic accident takes place.
The utility model content
The purpose of this utility model is to provide a kind of electric hand brake device that can deal with emergency brake.
The technical scheme that the utility model is taked is: electric hand brake device comprises brake cable or push rod, also comprise power supply, parking brake select switch with brake shelves and the loose shelves of stopping, brake limit switch and the pine limit switch of stopping, motor control switch, motor and retarder, be used to cut off the spacing driving lever of brake limit switch or the loose limit switch power supply of stopping, be used to drive the brake lever of brake cable or push rod, wherein the parking brake select switch is communicated with power supply, its brake shelves are electrically connected with the brake limit switch, the pine shelves of stopping are electrically connected with the described pine limit switch of stopping, brake limit switch and the pine limit switch of stopping is electrically connected with motor control switch, on/off by motor control switch control motor, one end and the reducer output shaft of spacing driving lever and brake lever are fastenedly connected, and the end in addition of brake lever is connected with brake cable or push rod.
In order to improve the reliability of automobile emergency brake, increase electronic service brake function, be connected with the service brake controller between described power supply and the brake limit switch, this controller is made up of pressure inductor, Foot-controlled switch and circuit select switch, wherein pressure inductor and power supply are communicated with and connects with Foot-controlled switch, and the control circuit select switch can make power supply stop from the pine of parking brake select switch grade to be communicated to the brake limit switch.
Control power supply for convenience, be connected with a source switch between described parking brake select switch and the power supply, the ignition lock of automobile also links to each other with power supply and controls the break-make of source switch.
In order to make automobile automobile under the situation that ignition lock is closed be in the state of brake, be connected with a controlled normally closed switch between described power supply and the brake limit switch, the ignition lock of automobile links to each other with power supply and controls the break-make of controlled normally closed switch.
Only need when the utility model is installed on the automobile original parking brake joystick is removed, brake lever of the present utility model is connected with original brake cable or push rod gets final product.
Because the utility model adopts motor to drive brake part and brakes, only need be during operation by parking brake switch (button), brake part just can move rapidly and brake.Driver operation light and fast, brake are sensitive rapidly, and under the malfunctioning situation of service brake, parking brake can play the effect of emergency brake, thereby can reduce the generation of traffic accident.
Description of drawings
Fig. 1 is the block scheme of the utility model embodiment one.
Fig. 2 is the physical construction scheme drawing of the utility model embodiment one.
Fig. 3 is the circuit diagram of the utility model embodiment one.
Fig. 4 is the circuit diagram of the utility model embodiment two.
Fig. 5 is the circuit diagram of the utility model embodiment three.
The specific embodiment
Embodiment one: the utility model still comprises the brake cable or the push rod of automobile, and the utility model also has power supply 1, parking brake select switch 2, brake limit switch 3, pine stop limit switch 4, motor 5 and retarder 51, spacing driving lever 6 and brake lever 7 as can be seen from Figure 1.Power supply 1 arrives motor 5 through parking brake select switch 2 again to brake limit switch 3 or the pine limit switch 4 of stopping, the rotation of motor 5 will drive with spacing driving lever 6 of reducer output shaft bonded assembly and brake lever 7 and rotate, the rotation of spacing driving lever 6 will be stirred brake limit switch 3 or the pine limit switch 4 of stopping, make they one of the outage, thereby reach the purpose that makes motor 5 rotate in place and promptly stop; The rotation of brake lever 7 will realize that brake or pine stop by the brake part of the brake cable that is attached thereto or push rod 0 driving automobile.
Fig. 2 has reflected mechanics structure of the present utility model, Fig. 2 illustrates mechanics of the present utility model and comprises the retarder 51 that is driven by motor 5, spacing driving lever 6, brake lever 7, retarder 51 adopts worm reducer, spacing driving lever 6 and brake lever 7 are installed in the two ends of worm-wheel shaft 52 respectively, the rotation of worm-wheel shaft 52 will be with spacing driving lever 6 to rotate, brake limit switch 3 and the pine limit switch 4 of stopping is installed on the retarder shell, the two spacing is that the described spacing driving lever bar of twice is long, when spacing driving lever 6 rotates, the power supply of the two is disconnected, 7 of brake lever are connected with the brake cable 0 (dolly is a brake cable) or the push rod (cart is a push rod) of automobile, and automobile is braked the brake part of driving automobile or pine is stopped.
Fig. 3 is the physical circuit figure of the utility model embodiment one.Parking brake select switch 2 has brake shelves 21 and the pine shelves 22 of stopping as can be seen from Figure 3, brake shelves 21 link to each other with brake limit switch 3, the pine shelves of stopping link to each other with the pine limit switch 4 of stopping, brake limit switch 3 and the pine limit switch 4 of stopping is normally closed switch, their tail end phase and back link to each other with the coil of a motor control switch 8, the normally closed contact one end ground connection of this motor control switch, end links to each other with motor 5 with open contact is also back mutually in addition.The end in addition of open contact links to each other with positive source.If we get to parking brake select switch 2 position of brake shelves 21, power supply will arrive the coil of motor control switch 8 again by parking brake selector button 2 to brake limit switch 3, its open contact of motor control switch 8 adhesives is connected, motor 5 gets electric and rotates, the worm-wheel shaft that drives thus in the retarder changes to such an extent that make spacing driving lever 6 and brake lever 7 rotate, the brake cable of automobile (or push rod) is tightened up (or being pushed), make braking automobile, the spacing driving lever 6 in brake back also forwards brake limit switch 3 places to this switch power cut-off, reset behind the coil losing electricity of motor control switch 8, the power supply of motor 5 is cut off and passes through the normally closed contact ground connection of motor control switch 8, produces backing field motor 5 is stopped operating rapidly.If in like manner parking brake select switch 2 is got to the pine shelves 22 of stopping, power supply will arrive motor control switch 8 motor 5 is rotated by stop limit switch 4 of pine, and the rotation of brake lever 7 will make the brake cable of automobile or brake push rod be in the position that pine is stopped; Can increase by a source switch before the parking brake select switch 2, this switch can be made up of the ignition lock 10 of an electromagnetic valve 9 and automobile, by ignition lock 10 control electromagnetic valve 9, connection mode is shown in 3, when open ignition lock 10 with key, energized, electromagnetic valve 9 is adhesive, makes power supply pass through parking brake selector button 2.
Embodiment two: in order to improve the reliability of automobile emergency brake, can also on the basis of embodiment one, increase by a cover service brake controller, make the utility model possess electronic service brake function, as shown in Figure 4.Described service brake controller is made up of pressure inductor 11, foot-operated switch 12 and circuit select switch 13.Pressure inductor 11 1 termination powers, the other end is connected with foot-operated switch 12.The circuit select switch 13 that present embodiment adopts is electromagnetic switchs, the pine that the normally closed interlock of this switch is communicated with parking brake select switch 2 shelves 22 and the pine limit switch 4 of stopping of stopping, to guarantee the normal use of electric hand brake, the pine that normally open contact one end is communicated with parking brake select switch 2 shelves 22 of stopping, the other end is communicated with brake limit switch 3, coil one end ground connection, the other end is connected with foot-operated switch 12.When oil pressure (or air pressure) when service brake is malfunctioning, pressure reduces, pressure inductor 11 is energized voluntarily, stepping on foot-operated switch makes it to be communicated with, 13 adhesives of circuit select switch, normally open contact is communicated with, and power supply makes the motor 5 must electric and brake through the normally open contact of circuit select switch 13 to brake limit switch 3 by the pine of parking brake select switch 2 shelves 22 of stopping.Present embodiment not only has the electric hand brake function but also can enable electronic service brake function at oil moving (or pneumatic) automatically when service brake is malfunctioning, thereby has improved the reliability of emergency brake.
Embodiment three: in order to make automobile when ignition lock is closed, automobile is in braking state, on the basis of embodiment two, between the brake shelves 21 of power supply 1 and parking brake select switch 2 and a controlled normally closed switch 14, this switch is by ignition lock 10 controls, as shown in Figure 5, controlled normally closed switch 14 adopts electromagnetic switch, its coil is connected with ignition lock 10, when ignition lock 10 is not opened, power supply is obstructed, controlled normally closed switch 14 not adhesives, and power supply is applied directly to by its normally closed interlock and makes motor 5 get electric rotation brake on the brake limit switch 3.After ignition lock 10 usefulness keys are opened, power connection, controlled normally closed switch 14 adhesives, normally closed interlock disconnects cuts off the electricity supply, and automobile is in the pine state of stopping.Therefore the function of present embodiment is the most complete.
Claims (4)
1, a kind of electric hand brake device comprises brake cable or push rod (0), it is characterized in that also comprising power supply (1), have brake shelves (21 and the stop parking brake select switch (2) of shelves (22) of pine, brake limit switch (3) and the pine limit switch (4) of stopping, motor control switch (8), motor (5) and retarder (51), be used to cut off the spacing driving lever (6) of brake limit switch or the loose limit switch power supply of stopping, be used to drive the brake lever (7) of brake cable or push rod, wherein parking brake select switch (2) is communicated with power supply (1), its brake shelves (21) are electrically connected with brake limit switch (3), pine shelves (22) and the described pine limit switch (4) of stopping of stopping is electrically connected, brake limit switch (3) and the pine limit switch (4) of stopping is electrically connected with motor control switch (8), on/off by motor control switch (8) control motor (5), one end of spacing driving lever (6) and brake lever (7) and reducer output shaft (52) are fastenedly connected, and the end in addition of brake lever (7) is connected with brake cable or push rod (0).
2, electric hand brake device according to claim 1, it is characterized in that, be connected with the service brake controller between described power supply and the brake limit switch (3), this controller is made up of pressure inductor (11), Foot-controlled switch (12) and circuit select switch (13), wherein pressure inductor (11) and power supply (1) are communicated with and connects with Foot-controlled switch (12), and control circuit select switch (13) can make power supply be communicated to the limit switch (3) that brakes from the pine of parking brake select switch (2) shelves (22) of stopping.
3, electric hand brake device according to claim 1 and 2 is characterized in that being connected with a source switch (9) between described parking brake select switch (2) and the power supply (1), and the ignition lock of automobile (10) links to each other with power supply and controls the break-make of source switch (9).
4, electric hand brake device according to claim 1 and 2, it is characterized in that being connected with a controlled normally closed switch (14) between described power supply and brake limit switch (3), the ignition lock of automobile (10) links to each other with power supply and controls the break-make of controlled normally closed switch (14).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200520050400 CN2776780Y (en) | 2005-03-04 | 2005-03-04 | Electric hand braking device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200520050400 CN2776780Y (en) | 2005-03-04 | 2005-03-04 | Electric hand braking device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2776780Y true CN2776780Y (en) | 2006-05-03 |
Family
ID=36744165
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200520050400 Expired - Fee Related CN2776780Y (en) | 2005-03-04 | 2005-03-04 | Electric hand braking device |
Country Status (1)
Country | Link |
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CN (1) | CN2776780Y (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102673409A (en) * | 2011-03-18 | 2012-09-19 | 株式会社万都 | Electric parking brake system |
CN105691365A (en) * | 2016-03-30 | 2016-06-22 | 烟台汽车工程职业学院 | Automatic parking braking system and method for automobile |
-
2005
- 2005-03-04 CN CN 200520050400 patent/CN2776780Y/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102673409A (en) * | 2011-03-18 | 2012-09-19 | 株式会社万都 | Electric parking brake system |
CN102673409B (en) * | 2011-03-18 | 2014-10-15 | 株式会社万都 | Electric parking brake system |
CN105691365A (en) * | 2016-03-30 | 2016-06-22 | 烟台汽车工程职业学院 | Automatic parking braking system and method for automobile |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060503 |