CN201980367U - Brake handle of electric vehicle - Google Patents
Brake handle of electric vehicle Download PDFInfo
- Publication number
- CN201980367U CN201980367U CN2010206032130U CN201020603213U CN201980367U CN 201980367 U CN201980367 U CN 201980367U CN 2010206032130 U CN2010206032130 U CN 2010206032130U CN 201020603213 U CN201020603213 U CN 201020603213U CN 201980367 U CN201980367 U CN 201980367U
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- hall element
- brake lever
- integrated hall
- linear integrated
- linear
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Abstract
The utility model provides a brake handle of an electric vehicle, which is characterized in that a stop lamp switch (3), a permanent magnet (4) and a linear integrated Hall element (5) are mounted between a brake handle grip (2) and a brake handle fixing seat (1); the linear integrated Hall element (5) is connected with a signal conversion module (6); and the first output foot of the signal conversion module (6) outputs linear electrical signals synchronously with the change of the output voltage of the linear integrated Hall element (5), while the second output foot of the signal conversion module (6) outputs high level or low level. The brake handle of the electric vehicle not only can realize the on-off control of a power supply for a brake lamp and a motor, but also can synchronously output the linear electrical signal in a braking process; flexible electric braking for the electric vehicle can be realized so long as the linear electrical signals are provided for a controllable electric braking mechanism; and a switch on the brake handle, which is used for controlling the on-off of the motor and the work of the electric braking mechanism is a non-contact switch, is prevented from deformation, and has high reliability in long-time operation.
Description
Technical field
The utility model relates to the battery-driven car parts, specifically, relates to the battery-driven car brake lever.
Background technology
The battery-driven car brake lever mainly is made up of brake lever permanent seat and gating knob, gating knob is coupling on the brake lever permanent seat, between gating knob and brake lever permanent seat, be provided with brake switch, when relative change takes place in the position between gating knob and the brake lever permanent seat, by this brake switch, controlling the break-make of brake lamp power supply and the start and stop of motor.
At present brake switch commonly used mostly is the contact mechanical switch on the battery-driven car brake lever, its principle as shown in Figure 1, when the needs glancing impact, the hand handle of applying the handbrake, brake switch K connects, brake lamp DS1 energized and lighting, and electric machine controller F obtains signal and cuts off the power supply to motor simultaneously.In use there is following defective in this battery-driven car brake lever: (1) outside being exposed to, is subject to rainwater etch and contamination by dust because brake switch K is the contact mechanical switch, and is yielding, and it is poor to use later functional reliability of a specified duration; (2) working current of braking rear taillight needs is relatively large, and brake switch is easily burnt out in the use, if in time do not found and change, the glancing impact controller does not just receive the signal to the motor outage, thereby serious safety misadventure very easily takes place.
Also have at present and on the battery-driven car brake lever, use permanent magnet, Hall, but it only is to be used for exporting a way word signal to give controller, motor being realized power on/off control, its function singleness.
The utility model content
The purpose of this utility model provides a kind of on/off control that can not only realize brake lamp and motor, and in braking procedure, can export the battery-driven car brake lever of linear electric signal synchronously, should the linearity electric signal offer controlled electric braking mechanism, just can realize the flexible electrical braking of battery-driven car.
For achieving the above object, the utility model provides a kind of battery-driven car brake lever, include brake lever permanent seat and gating knob, stop lamp switch, permanent magnet and linear Integrated Hall element are installed between gating knob and the brake lever permanent seat, the linear Integrated Hall element links to each other with the signal transformation module, the signal transformation module has two signal output pin, first output pin changes and the electric signal of output linearity synchronously with the output voltage of linear Integrated Hall element, and second output pin is exported high level or low level signal with the output voltage variation of linear Integrated Hall element.
When hand is applied the handbrake handle or relieving gating knob, the pivoted of gating knob on the brake lever permanent seat, relative distance between permanent magnet and the linear Integrated Hall element changes, the linear change takes place in the output voltage of linear Integrated Hall element thereupon, thereby make first output pin of signal transformation module export linear electric signal synchronously, be used for realizing the flexible braking of controlled electric braking mechanism; Second output pin is exported high level or low level, is used for controlling the break-make of motor power.
Because between permanent magnet and the linear Integrated Hall element is non-contact, contactless, they can be encapsulated on gating knob and the brake lever permanent seat, avoid rainwater, dust etch, reliable operation, long service life.Brake lever not only has the on/off control signal function of brake lamp and motor, and can export linear electric signal synchronously in braking procedure, is used for realizing the flexible electrical braking, has widened its controllable function, the integrated level height.
Further, the signal transformation module is by comparator, first resistance, second resistance and the 3rd resistance, the in-phase input end of comparator links to each other with the linear Integrated Hall component output, the inverting input of comparator is by the second resistance power connection and by the 3rd resistance eutral grounding, first output pin links to each other with the in-phase input end of comparator and by first resistance eutral grounding, the mouth of comparator is second output pin.
First resistance is the output load of linear Integrated Hall element, also be the input impedance of comparator in-phase input end simultaneously, therefore first output pin is exactly the output voltage of linear Integrated Hall element, its size has reflected that directly the linear Integrated Hall element leaves the degree of permanent magnet, simultaneously reflected directly that also brake lever leaves the degree of brake lever permanent seat, thereby reflected the degree of needs brakings.Comparator is then realized the upset of outputs level signals according to the relative variation that is carried in in-phase input end and inverting input voltage, thereby realizes the control of motor power on/off.
Permanent magnet is inlaid on the gating knob, and the linear Integrated Hall element is inlaid in position relative with permanent magnet on the brake lever permanent seat, glancing impact not at ordinary times, and the linear Integrated Hall element is relative with permanent magnet closely close.
Advantage of the present utility model has: (1) during with two the output pin access controllers of signal transformation module on the brake lever, and when detecting second output pin and be low level, vehicle can be powered and be travelled; When detecting second output pin and be high level, vehicle can cut off the power supply, detect the first output pin magnitude of voltage this moment again, start controlled electric braking mechanism according to the size of the first output pin magnitude of voltage, if the requirement of the less expression chaufeur of first output pin magnitude of voltage braking weak requirement of braking (but have) can start than light current and brake; If the first output pin magnitude of voltage is bigger, the requirement of expression chaufeur braking is strong, can start strong electric braking.Because the reflection of the first output pin magnitude of voltage is the requirement of chaufeur braking, and is linear, so the electric braking that starts according to the first output pin magnitude of voltage also is linear, flexible in other words conj.or perhaps; (2) switch in order to control motor break-make and the work of electric braking mechanism is a non-contact switch on the brake lever, can not be out of shape, and the reliability height works long hours; (3) according to different operatings needs, first, second output pin is access controller use simultaneously both, also can use respectively, and second output pin can use as speed-slackening signal separately.
Description of drawings
Fig. 1 is that traditional service brake is the principle schematic of brake switch.
Fig. 2 is a structural representation of the present utility model.
Fig. 3 is a circuit diagram of the present utility model.
Among the figure: 1. brake lever permanent seat; 2. gating knob; 3. stop lamp switch; 4. permanent magnet; 5. linear Integrated Hall element; 6. signal transformation module; 7. bearing pin.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
As shown in Figure 2, battery-driven car brake lever of the present utility model, have brake lever permanent seat 1 and gating knob 2, gating knob 2 is hinged on the brake lever permanent seat 1 by bearing pin 7, be connected to retracing spring on the gating knob 2, between gating knob 2 and the brake lever permanent seat 1 stop lamp switch 3 is installed, permanent magnet 4 and linear Integrated Hall element 5, linear Integrated Hall element 5 links to each other with signal transformation module 6, signal transformation module 6 has two signal output pin V1 and V2, the first output pin V1 changes and the electric signal of output linearity synchronously with the output voltage of linear Integrated Hall element 5, and the second output pin V2 exports high level or low level signal with the output voltage variation of linear Integrated Hall element 5.
Fig. 3 is a circuit diagram of the present utility model, the signal transformation module is made up of comparator IC1, first resistance R 1, second resistance R 2 and the 3rd resistance R 3, the in-phase input end of comparator IC1 links to each other with the mouth of linear Integrated Hall element 5, the inverting input of comparator IC1 is by second resistance R, 2 power connections and by the 3rd resistance R 3 ground connection, the described first output pin V1 links to each other with the in-phase input end of comparator IC1 and by first resistance R, 1 ground connection, the mouth of comparator IC1 is the described second output pin V2.
Principle of work: referring to Fig. 3, if the initial value of the output voltage of linear Integrated Hall element 5 is Vo, second resistance R 2, the 3rd resistance R 3 series connection backs constitute dividing potential drop, get the partial pressure value＞Vo on the 3rd resistance R 3 when initial, comparator IC1 inverting input voltage＞in-phase input end voltage, the mouth of the second output pin V2(comparator IC1 then) be low level (0V), the expression brake lever is in initial condition, and controller is given electrical power.
When brake lever leaves the brake lever permanent seat, permanent magnet 4 also leaves linear Integrated Hall element 5 thereupon, the mouth of the first output pin V1(linear Integrated Hall element 5) voltage is along with permanent magnet 4 leaves continuously, obtain continuously the linear output voltage that rises, this moment comparator IC1 in-phase input end voltage＞inverting input voltage, the mouth of the second output pin V2(comparator IC1 then) be high level (5V), the expression brake lever is in braking (brake) state, and controller cuts off the power supply to motor.When second output pin V2 requirement is used for low level, add a reverser and get final product.
Otherwise, when brake lever during continuously near the brake lever permanent seat, permanent magnet 4 is also thereupon continuously near linear Integrated Hall element 5, the mouth of the first output pin V1(linear Integrated Hall element 5) voltage is along with permanent magnet 4 is close continuously, obtain continuously the linear output voltage that descends, up to getting back to initial condition.
Resistance R 1 is the output load of linear Integrated Hall element 5, also is the input impedance of comparator IC1 in-phase input end simultaneously.Because the magnitude of voltage of the first output pin V1 is exactly the output voltage of linear Integrated Hall element 5, its size has reflected that directly linear Integrated Hall element 5 leaves the degree of permanent magnet 4, simultaneously reflected directly that also brake lever leaves the degree of brake lever permanent seat, thereby reacted the degree of braking (brake), this signal can offer controller, realizes the flexible braking of controlled electric braking mechanism.
Permanent magnet can adopt the LED luminotron, and the integrated Hall of corresponding linear then can adopt electro-optical tubes two, aerotron or photoemissive element, utilizes the optoelectronic induction principle to provide signal source to the signal transformation module, to realize above-mentioned identical functions.
Also in-phase end and the end of oppisite phase of comparator IC1 can be exchanged, all the other are constant, and the first output pin magnitude of voltage was little when brake-applying handle braking displacement was big, then started more weak electric braking; If brake-applying handle braking displacement is little, then the first output pin magnitude of voltage is big, starts strong electric braking, to meet braking custom sometimes.
Above embodiment is only in order to illustrate the technical solution of the utility model but not the restriction technologies scheme, although the applicant has been described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, those are made amendment to the technical solution of the utility model or are equal to replacement, and do not break away from the aim and the scope of the technical program, all should be encompassed in the middle of the claim scope of the present utility model.
Claims (3)
1. battery-driven car brake lever, comprise brake lever permanent seat (1) and gating knob (2), between gating knob (2) and the brake lever permanent seat (1) stop lamp switch (3) is installed, it is characterized in that: permanent magnet (4) and linear Integrated Hall element (5) also are installed between described gating knob (2) and brake lever permanent seat (1), linear Integrated Hall element (5) links to each other with signal transformation module (6), signal transformation module (6) has two signal output pin (V1, V2), first output pin (V1) changes and the electric signal of output linearity synchronously with the output voltage of linear Integrated Hall element (5), and second output pin (V2) is exported high level or low level signal with the output voltage variation of linear Integrated Hall element (5).
2. battery-driven car brake lever as claimed in claim 1, it is characterized in that: described signal transformation module is by comparator (IC1), first resistance (R1), second resistance (R2) and the 3rd resistance (R3) are formed, the in-phase input end of comparator (IC1) links to each other with the mouth of linear Integrated Hall element (5), the inverting input of comparator (IC1) is by second resistance (R2) power connection and by the 3rd resistance (R3) ground connection, described first output pin (V1) links to each other with the in-phase input end of comparator (IC1) and by first resistance (R1) ground connection, the mouth of comparator (IC1) is described second output pin (V2).
3. battery-driven car brake lever as claimed in claim 1 or 2 is characterized in that: described permanent magnet (4) is inlaid on the gating knob (2), and linear Integrated Hall element (5) is inlaid in brake lever permanent seat (1) and goes up and the relative position of permanent magnet (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206032130U CN201980367U (en) | 2010-11-12 | 2010-11-12 | Brake handle of electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206032130U CN201980367U (en) | 2010-11-12 | 2010-11-12 | Brake handle of electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201980367U true CN201980367U (en) | 2011-09-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206032130U Expired - Fee Related CN201980367U (en) | 2010-11-12 | 2010-11-12 | Brake handle of electric vehicle |
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| Country | Link |
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| CN (1) | CN201980367U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102530143A (en) * | 2012-02-28 | 2012-07-04 | 华北电力大学 | Energy storage and navigation integrated intelligent bicycle |
| CN104149633A (en) * | 2014-08-04 | 2014-11-19 | 天津雅迪实业有限公司 | Electrical braking system of electric vehicle and braking method |
| CN104908874A (en) * | 2014-03-12 | 2015-09-16 | 江苏中通电子科技有限公司 | Waterproof rolling handle control circuit for electric vehicle |
| CN110103814A (en) * | 2019-04-08 | 2019-08-09 | 浙江零跑科技有限公司 | A kind of used in new energy vehicles braking light switch |
| CN113734339A (en) * | 2021-09-07 | 2021-12-03 | 东台嘉宏机电科技有限公司 | Brake handle switch assembly and control method thereof |
-
2010
- 2010-11-12 CN CN2010206032130U patent/CN201980367U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102530143A (en) * | 2012-02-28 | 2012-07-04 | 华北电力大学 | Energy storage and navigation integrated intelligent bicycle |
| CN102530143B (en) * | 2012-02-28 | 2014-01-15 | 华北电力大学 | Energy storage and navigation integrated intelligent bicycle |
| CN104908874A (en) * | 2014-03-12 | 2015-09-16 | 江苏中通电子科技有限公司 | Waterproof rolling handle control circuit for electric vehicle |
| CN104908874B (en) * | 2014-03-12 | 2017-11-17 | 江苏中通电子科技有限公司 | A kind of electric vehicle waterproof handle control circuit |
| CN104149633A (en) * | 2014-08-04 | 2014-11-19 | 天津雅迪实业有限公司 | Electrical braking system of electric vehicle and braking method |
| CN104149633B (en) * | 2014-08-04 | 2017-07-21 | 天津雅迪实业有限公司 | A kind of electric car electric braking system and braking method |
| CN110103814A (en) * | 2019-04-08 | 2019-08-09 | 浙江零跑科技有限公司 | A kind of used in new energy vehicles braking light switch |
| CN110103814B (en) * | 2019-04-08 | 2020-07-28 | 浙江零跑科技有限公司 | Brake lamp switch for new energy vehicle |
| CN113734339A (en) * | 2021-09-07 | 2021-12-03 | 东台嘉宏机电科技有限公司 | Brake handle switch assembly and control method thereof |
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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: 20110921 Termination date: 20121112 |