CN2878136Y - Displaying device for automobile braking force - Google Patents
Displaying device for automobile braking force Download PDFInfo
- Publication number
- CN2878136Y CN2878136Y CN 200620039646 CN200620039646U CN2878136Y CN 2878136 Y CN2878136 Y CN 2878136Y CN 200620039646 CN200620039646 CN 200620039646 CN 200620039646 U CN200620039646 U CN 200620039646U CN 2878136 Y CN2878136 Y CN 2878136Y
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- read out
- signal
- braking automobile
- braking
- lamp
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Abstract
The utility model discloses an automobile brake strength display device which is connected with an automobile brake pedal. The utility model comprises a displacement sensor which is connected with the automobile brake pedal and is led to output a signal according to the detected displacement of the pedal, a control module which is connected with the displacement sensor and is led to output the signal after receiving the signal from the displacement sensor and comparing the signal with reference signal, and a display module which is connected with the control module and is led to receive the signal from the control module. The automobile brake strength display device can be used to promote drivers to quickly judge the brake strength of automobiles in front, thereby reducing the occurrence of rear-end accidents.
Description
Technical field
The utility model relates to a kind of automobile brake gear, relates in particular to a kind of braking automobile dynamics read out instrument that can show braking strength.
Background technology
At present, the employed stoplight stop lamp of most vehicles, comprise the high-mount stop lamp that many vehicles are installed, all rearward vehicle shows that this car brakes, can not demonstrate this car is at normal braking or emergency brake state, and the driver of front vehicle can not judge the braking state of front vehicles rapidly and accurately.Therefore, when vehicle when running at high speed particularly at running on expressway, because the speed of a motor vehicle is than very fast, when this car runs into emergency situation and during emergency brake, front vehicle driver can only light and the close mode of distance of Ben Che and front vehicles according to the front vehicles stoplight stop lamp, judge whether to adopt emergency brake, can't in time brake, therefore be easy to cause the vehicle rear-end collision accident owing to error in judgement or because of the too near rear of two spacings vehicle drivers.
China Patent No. 02246690.8, a kind of intelligent braking lamp is disclosed, when it utilizes sensing element to record the driver with the brake of different dynamics, the isoparametric variation of piston displacement or oil pressure, the bright number difference of lamp in the control lamp group, thereby clearly point out the speed of braking automobile, to reduce the generation of traffic accident.The control setup complex structure of this method, manufacturing, use, maintenance cost height are difficult to install and use on automobile.
Chinese patent application numbers 200410067632.6 discloses a kind of automobile brake signal apparatus, and it includes the stoplight stop lamp bar that a plurality of dolly lamps are formed, little Lighting Controller.Little Lighting Controller is provided with the brake pedal transmission device that is used to control bright lamp number of elements.Though this device also can react braking strength, because the employing pinion and rack is made complexity, installing space can be restricted, and it is bright to make first group of lamp and last organize lamp when being difficult to guarantee minimum and maximum braking strength.Owing to adopt every lampet all to connect with lead, lampet number lead for a long time also can be a lot of in addition, connect complicated; Also having it is that two stoplight stop lamps that will have the automobile bodies afterbody now move in the middle of the vehicle back, and the stoplight stop lamp bar of two sections placements about becoming, and this method is very difficult to the design and the repacking of automobile tail.
Therefore, how not change under original vehicle appearance design-calculated prerequisite, making a kind of device that can the display automobile braking strength, and then reduce the problem that the vehicle rear-end collision accident takes place, becoming the problem that the people in the industry pays close attention to.
Summary of the invention
A purpose of the present utility model provides a kind of braking automobile dynamics read out instrument, can reduce the generation of vehicle rear-end collision accident.
Another purpose of the present utility model provides a kind of braking automobile dynamics read out instrument, can reduce the waste of energy source of car.
For achieving the above object, the technical solution of the utility model is as follows:
Braking automobile dynamics read out instrument of the present utility model is connected with the braking automobile pedal, comprising: a displacement pickup, be connected with the braking automobile pedal, and export a signal according to detected pedal displacement; One control module is connected with described displacement pickup, receives the output signal from described displacement pickup, and with itself reference signal relatively after, export a signal; One display module is connected with described control module, receives the output signal from described control module.
Wherein, described displacement pickup is a linear displacement transducer, is connected with the brake pedal shaft; Described displacement pickup is an angular-motion transducer, is connected with the brake pedal rotating shaft is coaxial; Described control module comprises at least three resistance and corresponding voltage comparator, and each resistance correspondence is connected to the end of oppisite phase of voltage comparator, the mouth of the described displacement pickup of homophase termination of voltage comparator; Described resistance is adjustable resistance; Described display module comprises the luminous element of at least three group parallel connections, every group of luminous element correspondence is connected to the mouth of described voltage comparator, and be symmetrically arranged in the automobile tail both sides, or become the column form of symmetry from the middle to both ends in existing automobile high-mount stop lamp location arrangements; Described luminous element is LED lamp or bulb.
Braking automobile dynamics read out instrument of the present utility model is to connect a displacement pickup on brake pedal, it can detect the displacement of brake pedal and export a signal, this signal is input to one group of voltage comparator, exports one group of signal of controlling the bright number of lamp according to the brake pedal diverse location through over-voltage comparator at last.At least three group lamps are installed as stoplight stop lamp at the taillight place of automobile both sides, or high-mount stop lamp is designed to from the centre at least three sections lamp bar placing to bilateral symmetry, every group of lamp of symmetry connects with parallel way, and each group lamp is controlled successively by the signal of voltage comparator output, like this when brake pedal moves, the lamp of automobile tail will show with symmetrical manner dynamic change from less to more, realize the purpose of reflection braking strength.
The mode of measuring the brake pedal displacement has two kinds, and a kind of is to utilize linear displacement transducer, and another kind is to use angular-motion transducer.No matter be linear displacement transducer or angular-motion transducer, it can export continuous signal in operating range, therefore, can choose the interior segment signal of its operating range arbitrarily as useful signal, convert this signal to signal that the control lamp is lighted by voltage comparator simultaneously, according to the dynamic demonstration and then the reflection braking automobile dynamics of lamp.Because the quantity of lamp can be set arbitrarily as required, so different automobile types can be set the quantity and the mounting means of lamp according to self brake pedal surrounding space condition.Therefore, braking automobile dynamics read out instrument of the present utility model is applicable to different automobile types.
The advantage of the utility model braking automobile dynamics read out instrument is:
1. adopt multistage combined light dynamically to show brake signal, brake signal is shown as braking states such as less, medium and urgent, the number that the control combination lamp is lighted by the braking strength displacement of the detected brake pedal of displacement pickup, make the front vehicle driver sense the braking state of front vehicles intuitively, make corresponding brake ahead of time, guarantee safe running distance, reduced the rear-end collision that causes because of emergency brake;
When the place ahead vehicle be medium the brake during slight braking state by the emergency brake state-transition, front vehicle equally can be according to the dynamic demonstration of front vehicles combined light, and reduce braking strength as early as possible, avoid the waste of adopting the vehicle energy that causes than big braking strength because of long-time.
Description of drawings
Fig. 1 is the mechanical schematic of the braking automobile dynamics read out instrument of the utility model one embodiment.
Fig. 2 is the braking automobile dynamics read out instrument module map of the utility model one embodiment.
Fig. 3 is the circuit diagram of the braking automobile dynamics read out instrument of the utility model one embodiment.
Fig. 4 is the high-mount stop lamp structural representation of the utility model one embodiment.
Fig. 5 is the afterbody LED stoplight stop lamp structural representation of the utility model one embodiment.
Description of reference numerals:
11 brake pedals, 12 linear displacement transducers
13 voltage comparators, 14 power supplys
15 wire fuses, 16 luminous elements
12 ' angular-motion transducer, 11 ' slight braking strength position
11 " medium braking strength position 11 " ' maximum braking strength position
21 brake pedals, 22 displacement pickups
23 control modules, 24 display modules
A1, A2, A3, A4 voltage comparator
R1, R2, R3, R4 adjustable resistance
Second group of lamp of first group of lamp L2 of L1
The 4th group of lamp of the 3rd group of lamp L4 of L3
The specific embodiment
Below in conjunction with accompanying drawing the utility model is done detailed description further:
Referring to Fig. 1, be the mechanical schematic of the braking automobile dynamics read out instrument of the utility model one embodiment.At brake pedal 11 shaft positions a linear displacement transducer 12 is installed, these linear displacement transducer 12 1 ends are hinged to the appropriate location of brake pedal 11, and the other end is hinged to interior of body, and is electrically connected with a voltage comparator 13; The positive pole of the battery power 14 of vehicle is electrically connected with this linear displacement transducer 12 and this voltage comparator 13 respectively by wire fuse 15, this voltage comparator 13 is electrically connected with an end of luminous element 16, and the other end of this luminous element 16 is connected with the negative pole of power supply 14.
Above-mentioned linear displacement transducer 12 can detect the displacement of brake pedal 11, and export a signal according to detected displacement, this signal is input to voltage comparator 13, controls the signal that luminous element 16 is lighted number through one group of over-voltage comparator 13 output according to brake pedal 11 diverse locations.Dotted line among Fig. 1 represent brake pedal 11 by slight braking strength position 11 ' to medium braking strength position 11 " and maximum braking strength position 11 " ' process that changes, in this process, luminous element 16 by one group light be changed to two groups so that all luminous elements 16 light.
In addition, can also replace linear displacement transducer 12 with angular-motion transducer 12 ', and it is installed in the rotating shaft core position of brake pedal 11, the rotating shaft that makes angular-motion transducer 12 ' is with the coaxial connection of the rotating shaft of brake pedal 11, the housing of angular-motion transducer 12 ' is fixed on the brake pedal 11, and the connection when other circuit connects with use linear displacement transducer 12 is identical.
Identical with the principle of above-mentioned use linear displacement transducer 12, angular-motion transducer 12 ' can detect the angular transposition of the rotating shaft of brake pedal 11, and export a signal according to detected angular transposition, this signal is input to voltage comparator 13, control the signal that luminous element 16 is lighted number through one group of over-voltage comparator 13 output according to brake pedal 11 diverse locations, and then reach the effect of dynamic demonstration braking strength.
Referring to Fig. 2, be the braking automobile dynamics read out instrument module map of the utility model one embodiment.Braking automobile dynamics read out instrument of the present utility model is connected with braking automobile pedal 21, comprising: a displacement pickup 22, be connected with braking automobile pedal 21, and export a signal according to detected pedal displacement; One control module 23 is connected with described displacement pickup 22, receives the output signal from described displacement pickup 22, and with itself reference signal relatively after, export a signal; One display module 24 is connected with described control module 23, receives the output signal from described control module 23.
Referring to Fig. 3, the circuit diagram of the braking automobile dynamics read out instrument of the utility model one embodiment.The mouth of displacement pickup 22 is connected with the in-phase end of voltage comparator A1, A2, A3 and A4 respectively, offers voltage comparator A1, A2, A3 and A4 input voltage; Adjustable resistance R1, R2, R3 and R4 are connected with the end of oppisite phase of described voltage comparator A1, A2, A3 and A4 successively, offer voltage comparator A1, A2, A3 and A4 VREF (Voltage Reference); The mouth of described voltage comparator A1, A2, A3 and A4 successively with display module 24 in first group of lamp L1, second group of lamp L2, the 3rd group of lamp L3 be connected with the 4th group of lamp L4.
Above-mentioned adjustable resistance R1, R2, R3 and R4 set different resistances according to different automobile types, and their resistance increases successively, and then the VREF (Voltage Reference) that offers described voltage comparator A1, A2, A3 and A4 also raises successively.In conjunction with shown in Figure 1, when the driver steps on brake pedal 11 and makes brake pedal 11 be in slight braking strength position 11 ', displacement pickup 22 detects pedal displacement and exports a voltage signal, this voltage signal is sent to control module 23, compare with the VREF (Voltage Reference) of voltage comparator A1, A2, A3 and A4 in the control module 23, this input voltage only is higher than the VREF (Voltage Reference) of voltage comparator A1, and voltage comparator A1 is in high level, exports a voltage signal and lights first group of lamp L1; When driver's pedal 11 that continues to touch on the brake makes brake pedal 11 be in medium braking strength position 11 " time; displacement pickup 22 detects pedal displacement and exports a voltage signal; this voltage signal is sent to control module 23; compare with the VREF (Voltage Reference) of voltage comparator A1, A2, A3 and A4 in the control module 23; this input voltage is higher than the VREF (Voltage Reference) of voltage comparator A1, A2; voltage comparator A1, A2 are in high level, all exports a voltage signal and lights first group of lamp L1 and second group of lamp L2; And the like, when brake pedal 11 is in maximum braking strength position 11 " ' time, voltage comparator A1, A2, A3 and A4 all are in high level, light all luminous elements 16.Therefore, when displacement pickup 22 detected pedal displacement increase gradually, the voltage of exporting to voltage comparator A1, A2, A3 and A4 also raises gradually, voltage comparator A1, A2, A3 and A4 connect successively according to the rising of input voltage, and then control first group of lamp L1, second group of lamp L2, the 3rd group of lamp L3 and the 4th group of lamp L4 and light successively, reach the effect of dynamic demonstration braking strength.
In addition, first group of lamp L1 in the above-mentioned display module 24 can also adopt the mode in parallel with existing brake light control system to control, like this can be when braking strength read out instrument et out of order of the present utility model, still guarantee that brake system normally moves, the double-ply brake system has improved traveling security more.
As shown in Figure 1 to Figure 3, the lamp group in the display module 24 is the repacking of existing vehicle afterbody car light.The two sides of tail of existing vehicle all is furnished with stoplight stop lamp, night-light and steering indicating light, so-called repacking is not done change to vehicle afterbody outward appearance, just utilize the night-light and the steering indicating light of original vehicle, change the bulb of night-light into two filamentray structures, a filament plays night-light, and another plays stoplight stop lamp.In addition with the double effect of doing stoplight stop lamp of steering indicating light, with brake signal with original circuit and connect, therefore it both can be subjected to the control of original turn sign and emergency signal, also can be subjected to simultaneously the control of emergency brake signal, during this group lamp work, with flashing mode work, the rear driver is played strong warning function equally.For new-type vehicle, in order to increase the dynamic effect of brake signal, the quantity of lamp is at least three groups, like this can comparison image observe brake.
Referring to Fig. 4, be the high-mount stop lamp structural representation of the utility model one embodiment.On present most car high-mount stop lamp has been installed all, because it is generally the strip design, more convenient to realizing function of the present utility model, as shown in Figure 4, used bulb can be with general bulb, also can form with the LED lamp, the bulb quantity of each group lamp (being L1, L2, L3, L4) can be adjusted according to the length of high-mount stop lamp.This high-mount stop lamp is not only used the vehicle that high-mount stop lamp is installed, and to originally the vehicle of high-mount stop lamp not being installed also, also can be installed in the rear seat windscreen inboard easily, to realize showing the purpose of braking strength.
Referring to Fig. 5, be the afterbody LED stoplight stop lamp structural representation of the utility model one embodiment.For different automobile types, the design style of its afterbody car light is had nothing in common with each other.Because of the restriction of its vehicle tail structure, the afterbody of some vehicle is not suitable for installing a plurality of car lights, and for this kind vehicle, we can use the LED lamp, as shown in Figure 5, and according to being arranged in concentrically ringed form from inside to outside.When braking strength changed from small to big, lamp group L1, L2, L3, L4 were lighted to the outer ring one by one by inner ring, and then also can realize dynamically showing the effect of braking strength.
For the listed car light form of Fig. 1 to Fig. 5, when practical application and design, can use a kind of form wherein separately as required, perhaps use several forms simultaneously.For example, appearance design is not made under the prerequisite of change for original vehicle afterbody, and we can do to adjust simply to original car light, can realize function of the present utility model; Simultaneously, for original vehicle that high-mount stop lamp is not installed, can adopt the form of high-mount stop lamp shown in Figure 4; For new vehicle, we can be designed to use simultaneously the car light of several forms, can show the variation of braking strength more intuitively.No matter adopt the car light of which kind of form, the number of lamp should could not demonstrate the variation of braking strength so more significantly less than three groups.
Utilize braking automobile dynamics read out instrument of the present utility model, can make the front vehicle driver judge the braking strength of front vehicles rapidly and accurately, reduce because of error in judgement effectively or judge the untimely vehicle rear-end collision accident that causes, improved traveling security.
Though the utility model with preferred embodiment openly as above; but it is not in order to limit the utility model; any person skilled in the art; without departing from the spirit and scope of the present invention; all can do various changes and modification, therefore protection domain of the present utility model should be with being as the criterion that claims were defined.
Claims (7)
1, a kind of braking automobile dynamics read out instrument is connected with the braking automobile pedal, it is characterized in that, comprising:
One displacement pickup is connected with the braking automobile pedal, exports a signal according to detected pedal displacement;
One control module is connected with described displacement pickup, receives the output signal from described displacement pickup, and with itself reference signal relatively after, export a signal;
One display module is connected with described control module, receives the output signal from described control module.
2, braking automobile dynamics read out instrument as claimed in claim 1 is characterized in that, described displacement pickup is a linear displacement transducer, is connected with the brake pedal shaft.
3, braking automobile dynamics read out instrument as claimed in claim 1 is characterized in that, described displacement pickup is an angular-motion transducer, is connected with the brake pedal rotating shaft is coaxial.
4, braking automobile dynamics read out instrument as claimed in claim 1, it is characterized in that, described control module comprises at least three resistance and corresponding voltage comparator, each resistance correspondence is connected to the end of oppisite phase of voltage comparator, the mouth of the described displacement pickup of homophase termination of voltage comparator.
5, braking automobile dynamics read out instrument as claimed in claim 4 is characterized in that, described resistance is adjustable resistance.
6, as claim 1 or 4 described braking automobile dynamics read out instruments, it is characterized in that, described display module comprises the luminous element of at least three group parallel connections, every group of luminous element correspondence is connected to the mouth of described voltage comparator, and be symmetrically arranged in automobile tail, or become the column form of symmetry from the middle to both ends in existing automobile high-mount stop lamp location arrangements.
7, braking automobile dynamics read out instrument as claimed in claim 6 is characterized in that, described luminous element is LED lamp or bulb.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620039646 CN2878136Y (en) | 2006-02-22 | 2006-02-22 | Displaying device for automobile braking force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620039646 CN2878136Y (en) | 2006-02-22 | 2006-02-22 | Displaying device for automobile braking force |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2878136Y true CN2878136Y (en) | 2007-03-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620039646 Expired - Fee Related CN2878136Y (en) | 2006-02-22 | 2006-02-22 | Displaying device for automobile braking force |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2878136Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103264656A (en) * | 2013-05-24 | 2013-08-28 | 北京汽车股份有限公司 | Braking state attention device and vehicle |
| CN104385978A (en) * | 2014-11-25 | 2015-03-04 | 江苏钜芯集成电路技术有限公司 | Method and device for displaying automobile braking |
| CN104972964A (en) * | 2014-04-10 | 2015-10-14 | 张嘉彦 | Multilevel display automobile brake tail lamp device |
| CN106143284A (en) * | 2015-04-21 | 2016-11-23 | 天津职业技术师范大学 | Edible automobile combined tail lamp system |
| CN108357420A (en) * | 2018-02-02 | 2018-08-03 | 北京车和家信息技术有限公司 | Vehicle braking based reminding method, lamp light control method, device and vehicle |
| CN110985994A (en) * | 2019-11-26 | 2020-04-10 | 黄河交通学院 | Environment-friendly energy-saving LED lamp of new energy automobile |
-
2006
- 2006-02-22 CN CN 200620039646 patent/CN2878136Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103264656A (en) * | 2013-05-24 | 2013-08-28 | 北京汽车股份有限公司 | Braking state attention device and vehicle |
| CN104972964A (en) * | 2014-04-10 | 2015-10-14 | 张嘉彦 | Multilevel display automobile brake tail lamp device |
| CN104385978A (en) * | 2014-11-25 | 2015-03-04 | 江苏钜芯集成电路技术有限公司 | Method and device for displaying automobile braking |
| CN106143284A (en) * | 2015-04-21 | 2016-11-23 | 天津职业技术师范大学 | Edible automobile combined tail lamp system |
| CN108357420A (en) * | 2018-02-02 | 2018-08-03 | 北京车和家信息技术有限公司 | Vehicle braking based reminding method, lamp light control method, device and vehicle |
| CN110985994A (en) * | 2019-11-26 | 2020-04-10 | 黄河交通学院 | Environment-friendly energy-saving LED lamp of new energy automobile |
| CN110985994B (en) * | 2019-11-26 | 2022-01-07 | 黄河交通学院 | Environment-friendly energy-saving LED lamp of new energy automobile |
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Legal Events
| Date | Code | Title | Description |
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| 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: 20070314 |