CN206615204U - A kind of brake pedal opening amount signal harvester and master cylinder - Google Patents
A kind of brake pedal opening amount signal harvester and master cylinder Download PDFInfo
- Publication number
- CN206615204U CN206615204U CN201720114098.2U CN201720114098U CN206615204U CN 206615204 U CN206615204 U CN 206615204U CN 201720114098 U CN201720114098 U CN 201720114098U CN 206615204 U CN206615204 U CN 206615204U
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- brake pedal
- opening amount
- amount signal
- master cylinder
- slide rheostat
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Abstract
The utility model discloses a kind of brake pedal opening amount signal harvester and master cylinder, the brake pedal opening amount signal harvester, brake pedal aperture is gathered to thimble change in displacement by slide rheostat, and because harvester is positioned in master cylinder, tappet change can directly be reacted, it ensure that the accuracy of brake pedal signal collection, and pass through chromacoder, the collection of pedal aperture analog quantity and quantity of state can be realized simultaneously, the utility model is simple in construction, reliable design is flexible, it can be widely applied to new energy vehicle, so that the control to Brake energy recovery is more accurate, operator brake intention can be accurately reflected, be conducive to improving the economy of vehicle.
Description
Technical field
The utility model is related to technical field of new energy, more particularly to a kind of brake pedal opening amount signal collection dress
Put and master cylinder.
Background technology
With the fast development of new-energy automobile, braking energy recovering function has been widely used new energy as basic function
Source car, the accuracy of its brake pedal opening amount signal collection is directly connected to the motor braking moment of torsion of energy regenerating, influences power
Battery electric quantity number, most of brake pedal collection brake pedal status (stopped and the secondary verification stopped is determined) by main, only
Can regenerative braking pedal be no steps on, it is impossible to accurately reflect driver step on deeply or it is shallow step on brake pedal, cause braking to recover energy
Waste, influence vehicle economy.A small number of brake pedals can be realized to pedal by increasing pressure sensor, angular transducer
The collection of aperture, but because it is used after strain-gauge transducer long-time use, foil gauge resilience is not in place, can cause null
Journey judges excessive, and brake pedal aperture can not be measured accurately, and corresponding sensor arrangement is on brake pedal, easily by outer
Boundary's ambient influnence requires higher to its degree of protection.
At present there is provided a kind of mounting structure of PTS, the mounting structure is configured to：Leaving pedal
And make to set pedal row on the place of the center of rotation of the PTS pedal bracket different with the center of rotation of pedal
Journey sensor, and being connected using link mechanism between separated pedal and PTS, with by link mechanism to stepping on
The transmission pedal deflection of plate stroke sensor, it is referred to pedal opening signal collection signal, but is specially explanation collection signal
Principle, not specifically describe brake pedal opening amount signal harvester, and rotating device need parts it is more, processing
Cost is higher.
Utility model content
The purpose of this utility model is to propose in a kind of brake pedal opening amount signal harvester and master cylinder, solution
State technical problem.
To reach above-mentioned purpose, the utility model provides following technical scheme：
A kind of brake pedal opening amount signal harvester, including：Tappet, slide rheostat, thimble, support, signal conversion
Device and connector, wherein：
The slide rheostat, the chromacoder and the connector are fastenedly connected on the support successively；
The thimble, described thimble one end and the tappet annular face contacts, the other end are installed on the slide rheostat
It is connected with the ground terminals in the slide rheostat；
The up and down motion of the tappet is corresponded to corresponding resistance value by the slide rheostat；
The resistance value is converted to corresponding magnitude of voltage by the chromacoder, and entire car controller is according to the electricity of collection
Pressure value calculates the aperture and state value of the brake pedal.
Wherein, the chromacoder passes through power supply stitch, ground wire stitch, pedal aperture stitch and pedal state stitch
It is connected with the entire car controller.
A kind of master cylinder, including：Brake pedal, master cylinder assembly and brake pedal opening amount signal described above
Harvester.
Understand, compared with prior art, opened the utility model discloses a kind of brake pedal via above-mentioned technical scheme
Spend signal pickup assembly and master cylinder, the brake pedal opening amount signal harvester, by slide rheostat to thimble displacement
Change to gather brake pedal aperture, and because harvester is positioned in master cylinder, can directly react tappet change, protect
Demonstrate,proved the accuracy of brake pedal signal collection, and passed through chromacoder, can realize simultaneously pedal aperture analog quantity and
The collection of quantity of state, the utility model is simple in construction, and reliable design flexibly, can be widely applied to new energy vehicle so as to system
The control that energy is reclaimed is more accurate, can accurately reflect operator brake intention, is conducive to improving the economy of vehicle.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is embodiment of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to the accompanying drawing of offer.
A kind of brake pedal opening amount signal harvester structural representation that Fig. 1 provides for the utility model embodiment；
The brake pedal opening amount signal harvester circuit theory diagrams that Fig. 2 provides for the utility model embodiment；
A kind of brake master cylinder structure schematic diagram that Fig. 3 provides for the utility model embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Refer to accompanying drawing 1, a kind of brake pedal opening amount signal harvester knot that Fig. 1 provides for the utility model embodiment
Structure schematic diagram.As shown in figure 1, the utility model discloses a kind of brake pedal opening amount signal harvester, the device is specifically tied
Structure includes：Tappet 11, slide rheostat 12, thimble 13, support 14, chromacoder 15 and connector 16, wherein：
Slide rheostat 12, chromacoder 15 and connector 16 are fastenedly connected on support 14 successively；Slide variable resistance
Thimble 13, the one end of thimble 13 and the annular face contacts of tappet 11, the other end and the ground wire pin in slide rheostat 12 are installed on device 12
Pin is connected；The up and down motion of tappet 11 is obtained the corresponding resistance value of correspondence by slide rheostat 12；Chromacoder 15 is by electricity
Resistance is converted to corresponding magnitude of voltage, and entire car controller M calculates the aperture and state of brake pedal 2 according to the magnitude of voltage of collection
Value.
As shown in figures 1 and 3, Fig. 1 is the rotation of brake pedal 2 in brake pedal opening amount signal harvester 1, the device
Motion is converted to the linear motion of tappet 11, and then realizes that the gas of master cylinder is stopped function, is fastenedly connected simultaneously on support 14
Slide rheostat 12, chromacoder 15 and connector 16, connector give entire car controller M collection voltages value, slide and become
Thimble 13, one end of thimble 13 and the annular face contacts of tappet 11 are installed, with the up and down motion of tappet 11 up and down on resistance device 12
Motion, the other end is connected with the ground wire stitch in slide rheostat 12, so that the up and down motion correspondence of tappet 11 is corresponding electric
Resistance, corresponding magnitude of voltage is converted to by chromacoder 15 by resistance value, and entire car controller M is according to the magnitude of voltage of collection
Obtain the aperture and state value of brake pedal 2.
Accompanying drawing 2 is referred to, Fig. 2 is former for the brake pedal opening amount signal harvester circuit that the utility model embodiment is provided
Reason figure.As shown in Fig. 2 the chromacoder passes through power supply stitch, ground wire stitch, pedal aperture stitch and pedal state pin
Pin is connected with entire car controller.
As shown in Fig. 2 specific brake pedal signal harvester circuit theory is：Entire car controller passes through power supply+pin
Pin and ground wire stitch are powered to brake pedal signal harvester 1, and when brake pedal 2 is operated, tappet 11 is descending, and thimble 12 is same
Step is descending, resistance value increase, and corresponding voltage also increases, when brake pedal aperture voltage change range (can be pre- in 0V~0.5V
Bidding is fixed) scope, brake pedal status is 0, is determined as idle stroke, it is to avoid trample cause brake pedal to loosen and misidentification for a long time
To there is brake to step on.When voltage is more than 0.5V, brake pedal status is 1, and brake pedal opening amount signal is with magnitude of voltage increase
Increase (both are CUV relations, predeterminable demarcation), the corresponding power for stepping on brake pedal can also be obtained by the magnitude of voltage of collection
(both are CUV relations, predeterminable demarcation).The He of stitch 3 when vehicle needs brake pedal opening value and brake pedal status value
Stitch 4 is all connected to entire car controller, optionally connected corresponding stitch, another unwanted pin when only needing to one of value
Pin can be not brought up.
The invention also discloses a kind of master cylinder, accompanying drawing 3 is referred to, Fig. 3 provides for the utility model embodiment
A kind of master cylinder structural representation.As shown in figure 3, the utility model discloses a kind of master cylinder, the master cylinder
It is made up of brake pedal 2, master cylinder assembly 3 and brake pedal opening amount signal harvester 1.
In summary, the utility model discloses a kind of brake pedal opening amount signal harvester and master cylinder, the system
Dynamic pedal opening signal harvester, brake pedal aperture is gathered by slide rheostat to thimble change in displacement, and due to
Harvester is positioned in master cylinder, can directly react tappet change, it is ensured that the accuracy of brake pedal signal collection,
And pass through chromacoder, the collection of pedal aperture analog quantity and quantity of state, the letter of the utility model structure can be realized simultaneously
Single, reliable design flexibly, can be widely applied to new energy vehicle so that the control to Brake energy recovery is more accurate, can
Operator brake intention is accurately reflected, is conducive to improving the economy of vehicle.
It should be noted that each embodiment in this specification is described by the way of progressive, each embodiment weight
Point explanation be all between difference with other embodiment, each embodiment identical similar part mutually referring to.
It should also be noted that, herein, such as first and second or the like relational terms are used merely to one
Entity or operation make a distinction with another entity or operation, and not necessarily require or imply between these entities or operation
There is any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to contain
Lid nonexcludability is included, so that article or equipment including a series of key elements not only include those key elements, but also
Including other key elements being not expressly set out, or also include for this article or the intrinsic key element of equipment.Do not having
In the case of more limitations, the key element limited by sentence "including a ...", it is not excluded that including the article of above-mentioned key element
Or also there is other identical element in equipment.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can in other embodiments be realized in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (3)
1. a kind of brake pedal opening amount signal harvester, it is characterised in that including：Tappet, slide rheostat, thimble, support,
Chromacoder and connector, wherein：
The slide rheostat, the chromacoder and the connector are fastenedly connected on the support successively；
The thimble, described thimble one end and the tappet annular face contacts, the other end and institute are installed on the slide rheostat
State the ground terminals connection in slide rheostat；
The up and down motion of the tappet is corresponded to corresponding resistance value by the slide rheostat；
The resistance value is converted to corresponding magnitude of voltage by the chromacoder, and entire car controller is according to the magnitude of voltage of collection
Calculate the aperture and state value of the brake pedal.
2. brake pedal opening amount signal harvester according to claim 1, it is characterised in that the chromacoder
It is connected by power supply stitch, ground wire stitch, pedal aperture stitch and pedal state stitch with the entire car controller.
3. a kind of master cylinder, it is characterised in that including：In brake pedal, master cylinder assembly and the claims 1-2
Brake pedal opening amount signal harvester described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720114098.2U CN206615204U (en) | 2017-02-06 | 2017-02-06 | A kind of brake pedal opening amount signal harvester and master cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720114098.2U CN206615204U (en) | 2017-02-06 | 2017-02-06 | A kind of brake pedal opening amount signal harvester and master cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206615204U true CN206615204U (en) | 2017-11-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720114098.2U Active CN206615204U (en) | 2017-02-06 | 2017-02-06 | A kind of brake pedal opening amount signal harvester and master cylinder |
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| CN (1) | CN206615204U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112498324A (en) * | 2020-12-07 | 2021-03-16 | 潍柴动力股份有限公司 | Method and device for determining vehicle braking state |
| CN113405815A (en) * | 2021-06-29 | 2021-09-17 | 湘潭大学 | Intelligent brake system pedal stroke detection device and detection method |
| CN117657094A (en) * | 2024-01-31 | 2024-03-08 | 临工重机股份有限公司 | Brake system control method, device, equipment and medium |
-
2017
- 2017-02-06 CN CN201720114098.2U patent/CN206615204U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112498324A (en) * | 2020-12-07 | 2021-03-16 | 潍柴动力股份有限公司 | Method and device for determining vehicle braking state |
| CN113405815A (en) * | 2021-06-29 | 2021-09-17 | 湘潭大学 | Intelligent brake system pedal stroke detection device and detection method |
| CN117657094A (en) * | 2024-01-31 | 2024-03-08 | 临工重机股份有限公司 | Brake system control method, device, equipment and medium |
| CN117657094B (en) * | 2024-01-31 | 2024-04-12 | 临工重机股份有限公司 | Brake system control method, device, equipment and medium |
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