CN202381677U - Automobile gear shifting device achieved by utilizing infrared technology - Google Patents
Automobile gear shifting device achieved by utilizing infrared technology Download PDFInfo
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- CN202381677U CN202381677U CN2011205585189U CN201120558518U CN202381677U CN 202381677 U CN202381677 U CN 202381677U CN 2011205585189 U CN2011205585189 U CN 2011205585189U CN 201120558518 U CN201120558518 U CN 201120558518U CN 202381677 U CN202381677 U CN 202381677U
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Abstract
The utility model discloses an automobile gear shifting device achieved by utilizing infrared technology, which comprises a gear moving control mechanism used for generating different gear states of a selector, a detection circuit used for detecting the different gear states generated by the gear moving control mechanism, a driving circuit and a gear control module used for converting received signals into signals of control gear states. The driving circuit inputs signals into the gear control module. The automobile gear shifting device adopts two infrared generation circuits and infrared detection circuits to generate gear control state signals which are received through the infrared detection circuits and then input into the driving circuit for processing to achieve the gear shifting function of an automobile. A manual control gear shifting device is replaced with control signals, so that the automobile gear shifting device is simple and convenient to operate, and reduces labor intensity of a driver. Compared with a tradition device, the automobile gear shifting device is more reliable in performance, strong in anti-jamming capability, ingenious in device control, compact in structure, low in cost and reliable in performance and has good using performance and popularization performance.
Description
Technical field
The utility model relates to a kind of automobile controller spare, particularly a kind of automotive gear shifter that utilizes infrared technology to realize.
Background technique
At present in China; Its shifted hand lever that all adopts of automobile of the overwhelming majority carries out, and manual operating gear shift method exists many shortcomings, and not only gear-change operation is complicated, action is many, labor intensity is big; Especially the heavy goods vehicles gear shift is heavy; Manpower is difficult to be competent at, and the urban transit bus gear shift is frequent, also very easily makes the people tired; And the manual operating gear shift is artificial to judge, driver's technical merit required high, and gear shift is difficult for remaining on the best time, often has unreasonable driving, so promptly reduces vehicle service life, increases oil consumption again; In addition, the act of operation of manually-operable gearshift is many, and the attention of having disperseed the driver has increased unsafe factor.Use more hydraulic automatic speed variator abroad because its complex structure is difficult to make maintenance, and cost is high, transmission efficiency is low, so can not generally be applicable to China's common vehicle.
In addition, the manual mode in self shifter design also can adopt sensitive switch to realize the acceleration and the deceleration of manual mode, but that the stability of sensitive switch and life-span thereof compare is relatively poor, is made its disabler by misoperation easily during use.This mode can only be exported two kinds of level signals in addition, and a kind of is unloaded power supply, and another kind is ground, and very difficult coupling requires the speed changer of interval level input.Self-shifting manual mode can also adopt magnet and Hall switch manually to quicken and slow down; But this form receives the interference of external magnetic field easily; Particularly in the automotive environment that car entertainment and mobile electronic device become increasingly abundant now, made its disabler by misoperation easily during use.
The also motor vehicle module of using light electric control abroad, through the difference in the light intensity (Ee) of phototriode base stage, the corresponding phototriode collector current (Ipce) that produces changes and controls; Because automobile power source is relatively complicated, it is fairly obvious that illuminating source is influenced by power supply, even receiving device is at the same position state; Collector current (Ipce) changes also very big; And optoelectronic device all has certain induction to the light of whole wavelength, receives the influence of ambient light fairly obvious, receives the restriction of this factor; These photoelectric control modules are mainly used in the position of detecting object in the closed environment, therefore the airtight of its Environmental Conditions are had relatively high expectations.In addition, no matter be the luminous intensity of light emitting diode (LED), or the collector current (Ipce) of phototriode (photo translator) all temperature influence is obvious.The output of this type of automobile control module is very responsive to temperature equally, and the using scope of automobile control module is difficult to expansion always.
Summary of the invention
In view of this, the utility model technical problem to be solved provides a kind of easy automobile power gearshift, changes the coarse situation of control in the shift control, the utility model provides a kind of automobile gear shift device based on infrared rays control.This device more reliable performance of comparing with traditional control gear, antijamming capability is stronger.
The purpose of the utility model is achieved in that
The automobile gear shift device that utilizes infrared technology to realize that the utility model provides comprises that gear moves control mechanism, testing circuit, drive circuit and gear control module, and said gear moves control mechanism, is used to produce the different range states of selector; Said testing circuit is used to detect gear and moves control mechanism and produce different range states and form the range state signal; Said drive circuit is input to the range state signal in the gear control module, and said gear control module is used for the range state signal that receives is converted into the control signal of controlling range state.
Further, said testing circuit comprises the infrared detection circuit, and said infrared detection circuit is used to receive and passes the infrared signal that gear moves control mechanism; Said infrared detection circuit is input to drive circuit after with the signal processing that receives.
Further, also comprise car body control module, said car body control module is used to receive the control signal of automotive gear shifter and automobile is controlled, and said car body control module is electrically connected with the gear control module.
Further; Said gear moves control mechanism and comprises light-baffling device and at least one infrared rays generation circuit; Said infrared rays generation circuit; Be used to produce and send out the signal that moves control mechanism to gear, the signal that said light-baffling device can block infrared detectors selectively and sent is to produce the combination of unlike signal.
Further, said gear moves control mechanism and is provided with two infrared detectorss, and the signal that said light-baffling device can block infrared detectors selectively and sent specifically comprises following mode:
First kind of situation is that retaining device blocks the signal that two infra-red detection devices send fully;
Second kind of situation is that light-baffling device blocks one of them pyroscan.
Further, the combination of said unlike signal specifically comprises following mode:
First kind of signal combination is to block the signal that two infra-red detection devices send, and representes manual state with 11;
Second kind of signal combination is to block the signal that one of them infra-red detection device sends, and representes the state of upgrading with 10;
The third signal combination is to block the signal that one of them infra-red detection device sends, and representes the state of lowering category with 01;
The 4th kind of signal combination is that two infra-red detection devices all do not block the signal that sends, and is illustrated in the state of controlling automatically with 00;
Wherein, the signal that produces when infrared device blocks is 1, and the signal that produces when infrared device does not block is 0.
Further; Said testing circuit comprises phototriode, first resistance R 1, second resistance R 2, the 3rd resistance R 3 and metal-oxide-semiconductor; Connect second resistance R 2 between the collector and emitter of said phototriode; The collector electrode of said phototriode is connected with power supply through first resistance R 1, and the grid G of said metal-oxide-semiconductor is connected with the collector electrode of phototriode, and the source S of said metal-oxide-semiconductor is connected with power supply through the 3rd resistance R 3; The grounded-emitter connection of said metal-oxide-semiconductor drain D and phototriode, the source S of said metal-oxide-semiconductor is input to pulse signal in the drive circuit.
The advantage of the utility model is: the utility model adopts two infrared rays generation circuit and infrared detection circuit; Produce gear state of a control signal; Receive gear state of a control signal through the infrared detection circuit, be input to drive circuit then and handle and realize the automobile gear shift function, replace the manual operating gearshift through control signal; Simple to operate light, alleviated driver's labor intensity greatly.
Other advantage, target and the characteristic of the utility model will be set forth in specification subsequently to a certain extent; And to a certain extent; Based on being conspicuous to those skilled in the art, perhaps can from the practice of the utility model, obtain instruction to investigating of hereinafter.The target of the utility model and other advantage can be passed through following specification, claims, and the structure that is particularly pointed out in the accompanying drawing realizes and obtains.
Description of drawings
For the purpose, technological scheme and the advantage that make the utility model is clearer, will combine accompanying drawing that the utility model is done further to describe in detail below, wherein:
The voltage detecting circuit figure that Fig. 1 provides for the utility model embodiment;
The theory diagram that utilizes the automobile gear shift device that infrared technology realizes that Fig. 2 provides for the utility model embodiment;
The gear mobile mechanism schematic representation that Fig. 3 provides for the utility model embodiment;
The photaesthesia degree curve synoptic diagram of the photosensitive device that Fig. 4 provides for the utility model embodiment;
Collector electrode and voltage between the emitter and base stage illumination intensity plotted curve that Fig. 5 provides for the utility model embodiment.
Among the figure, 1 expression gear moves control mechanism, 2 expression testing circuits, 3 expression drive circuits, 4 expression gear control modules, 5 expression car body control modules.
Embodiment
Below will combine accompanying drawing, the preferred embodiment of the utility model will be carried out detailed description; Should be appreciated that preferred embodiment has been merely explanation the utility model, rather than in order to limit the protection domain of the utility model.
The theory diagram that utilizes the automobile gear shift device that infrared technology realizes that Fig. 2 provides for the utility model embodiment; The gear mobile mechanism schematic representation that Fig. 3 provides for the utility model embodiment; The photaesthesia degree curve synoptic diagram of the photosensitive device that Fig. 4 provides for the utility model embodiment; As shown in the figure: the automobile gear shift device that utilizes infrared technology to realize that the utility model provides; Comprise that gear moves control mechanism 1, testing circuit 2, drive circuit 3, gear control module 4, said gear moves control mechanism 1, is used to produce the different range states of selector; Said testing circuit 2 is used to detect gear and moves control mechanism and produce different range states and form the range state signal; Said drive circuit 3 is input to the range state signal in the gear control module 4, and said gear control module 4 is used for the range state signal that receives is converted into the control signal of controlling range state.
Said testing circuit 2 comprises the infrared detection circuit, and said infrared detection circuit is used to receive and passes the infrared signal that gear moves control mechanism 1; Said infrared detection circuit is input to drive circuit 3 after with the signal processing that receives.
Also comprise car body control module 5, said car body control module 5 is used to receive the control signal of automotive gear shifter and automobile is controlled, and said car body control module 5 is electrically connected with gear control module 4.
Said gear moves control mechanism 1 and comprises light-baffling device and at least one infrared rays generation circuit; Said infrared rays generation circuit; Be used to produce and send out the signal that moves control mechanism to gear; The signal that said light-baffling device can block infrared detectors selectively and sent is to produce the combination of unlike signal.
Said gear moves control mechanism 1 and is provided with two infrared detectorss, i.e. the signal that infrared detection device 1 and infrared detection device 2, said light-baffling device can block infrared detectors selectively and sent specifically comprises following mode:
First kind of situation is that retaining device blocks the signal that two infra-red detection devices send fully;
Second kind of situation is that light-baffling device blocks one of them pyroscan.
The combination of said unlike signal specifically comprises following mode:
First kind of signal combination is to block the signal that two infra-red detection devices send, and representes manual state with 11;
Second kind of signal combination is to block the signal that one of them infra-red detection device sends, and representes the state of upgrading with 10;
The third signal combination is to block the signal that one of them infra-red detection device sends, and representes the state of lowering category with 01;
The 4th kind of signal combination is that two infra-red detection devices all do not block the signal that sends, and is illustrated in the state of controlling automatically with 00;
Wherein, the signal that produces when infrared device blocks is 1, and the signal that produces when infrared device does not block is 0.
Said testing circuit comprises phototriode, first resistance R 1, second resistance R 2, the 3rd resistance R 3 and metal-oxide-semiconductor; Connect second resistance R 2 between the collector and emitter of said phototriode; The collector electrode of said phototriode is connected with power supply through first resistance R 1; The grid G of said metal-oxide-semiconductor is connected with the collector electrode of phototriode; The source S of said metal-oxide-semiconductor is connected with power supply through the 3rd resistance R 3, the grounded-emitter connection of said metal-oxide-semiconductor drain D and phototriode, and the source S of said metal-oxide-semiconductor is input to pulse signal in the drive circuit.
Voltage between collector electrode and the emitter and base stage illumination intensity such as curve are shown in Figure 5.
The voltage detecting circuit figure that Fig. 1 provides for the utility model embodiment;
Utilize the voltage solution as shown in Figure 1; When phototriode can't accept the infrared ray of specific wavelength, the voltage Vce between the phototriode emitter and collector was Vcc*R2/ (R1+R2) for series connection first resistance R 1, its size of 2 pairs of power source voltage Vcc of second resistance R.As long as the ratio of adjustment first resistance R 1, second resistance R 2 is come regulation voltage level, be used for the unlatching of MOS, Vout produces low level signal.When phototriode received the infrared ray of specific wavelength, voltage Vce such as curve between the phototriode emitter and collector were shown in Figure 4, and its value is tending towards 0V, can not manage by opening M OS, and Vout is tending towards VCC.MOS Control of Voltage technology, it is big, low in energy consumption to have input resistance, the growth requirement that not only adapt to the automobile green, cuts down the consumption of energy,
Solved collector current especially with temperature and the fast-changing interference of light intensity.The utility model utilizes the relation of voltage (VCE) and base stage illumination intensity between collector electrode and the emitter: when illumination intensity during greater than certain value VCE be tending towards 0 volt (generally about 0.3 volt), when illumination intensity during less than certain value VCE be tending towards supply voltage.Voltage between collector electrode and the emitter (VCE), though also receive the influence of temperature and light intensity, this influence is far smaller than about the threshold value (being generally 2 volts) of metal-oxide-semiconductor.
Also solved simultaneously the problem of collector current with temperature and the fast-changing interference of light intensity.The apparatus structure that the utility model provides is simple, is easy to promote, and with low cost, reliable performance has good usability and generalization.
In addition, the embodiment that the utility model provides has adopted infrared rays reception/launcher, rather than the normal optical electric installation.This device reduces the requirement of Environmental Conditions greatly.The visual light source of car interior-exterior does not have influence basically to this module.
The preferred embodiment that the above is merely the utility model is not limited to the utility model, and obviously, those skilled in the art can carry out various changes and modification and not break away from the spirit and the scope of the utility model the utility model.Like this, belong within the scope of the utility model claim and equivalent technologies thereof if these of the utility model are revised with modification, then the utility model also is intended to comprise these changes and modification interior.
Claims (7)
1. the automobile gear shift device that utilizes infrared technology to realize, it is characterized in that: comprise that gear moves control mechanism, testing circuit, drive circuit and gear control module, said gear moves control mechanism, is used to produce the different range states of selector; Said testing circuit is used to detect gear and moves control mechanism and produce different range states and form the range state signal; Said drive circuit is input to the range state signal in the gear control module, and said gear control module is used for the range state signal that receives is converted into the control signal of controlling range state.
2. the automobile gear shift device that utilizes infrared technology to realize according to claim 1; It is characterized in that: said testing circuit comprises the infrared detection circuit; Said infrared detection circuit is used to receive and passes the infrared signal that gear moves control mechanism; Said infrared detection circuit is input to drive circuit after with the signal processing that receives.
3. the automobile gear shift device that utilizes infrared technology to realize according to claim 2; It is characterized in that: also comprise car body control module; Said car body control module; Be used to receive the control signal of automotive gear shifter and automobile is controlled, said car body control module is electrically connected with the gear control module.
4. the automobile gear shift device that utilizes infrared technology to realize according to claim 3; It is characterized in that: said gear moves control mechanism and comprises light-baffling device and at least one infrared rays generation circuit; Said infrared rays generation circuit; Be used to produce and send out the signal that moves control mechanism to gear, the signal that said light-baffling device can block infrared detectors selectively and sent is to produce the combination of unlike signal.
5. the automobile gear shift device that utilizes infrared technology to realize according to claim 4; It is characterized in that: said gear moves control mechanism and is provided with two infrared detectorss; The signal that said light-baffling device can block infrared detectors selectively and sent, specifically comprise following mode: first kind of situation is that retaining device blocks the signal that two infra-red detection devices send fully; Second kind of situation is that light-baffling device blocks one of them pyroscan.
6. the automobile gear shift device that utilizes infrared technology to realize according to claim 5; It is characterized in that: the combination of said unlike signal; Specifically comprise following mode: first kind of signal combination is to block the signal that two infra-red detection devices send, and representes manual state with 11; Second kind of signal combination is to block the signal that one of them infra-red detection device sends, and representes the state of upgrading with 10; The third signal combination is to block the signal that one of them infra-red detection device sends, and representes the state of lowering category with 01; The 4th kind of signal combination is that two infra-red detection devices all do not block the signal that sends, and is illustrated in the state of controlling automatically with 00; Wherein, the signal that produces when infrared device blocks is 1, and the signal that produces when infrared device does not block is 0.
7. the automobile gear shift device that utilizes infrared technology to realize according to claim 6; It is characterized in that: said testing circuit comprises phototriode, first resistance R 1, second resistance R 2, the 3rd resistance R 3 and metal-oxide-semiconductor; Connect second resistance R 2 between the collector and emitter of said phototriode; The collector electrode of said phototriode is connected with power supply through first resistance R 1, and the grid G of said metal-oxide-semiconductor is connected with the collector electrode of phototriode, and the source S of said metal-oxide-semiconductor is connected with power supply through the 3rd resistance R 3; The grounded-emitter connection of said metal-oxide-semiconductor drain D and phototriode, the source S of said metal-oxide-semiconductor is input to pulse signal in the drive circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205585189U CN202381677U (en) | 2011-12-28 | 2011-12-28 | Automobile gear shifting device achieved by utilizing infrared technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205585189U CN202381677U (en) | 2011-12-28 | 2011-12-28 | Automobile gear shifting device achieved by utilizing infrared technology |
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| CN202381677U true CN202381677U (en) | 2012-08-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011205585189U Expired - Fee Related CN202381677U (en) | 2011-12-28 | 2011-12-28 | Automobile gear shifting device achieved by utilizing infrared technology |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102494131A (en) * | 2011-12-28 | 2012-06-13 | 重庆泰利福汽车零部件有限公司 | Automobile gear shifting device realized by utilizing infrared technology |
| CN105221744A (en) * | 2015-10-30 | 2016-01-06 | 丹阳市天诚塑胶轮制造有限公司 | A kind of automobile gears assembly with deixis |
-
2011
- 2011-12-28 CN CN2011205585189U patent/CN202381677U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102494131A (en) * | 2011-12-28 | 2012-06-13 | 重庆泰利福汽车零部件有限公司 | Automobile gear shifting device realized by utilizing infrared technology |
| CN102494131B (en) * | 2011-12-28 | 2015-10-14 | 重庆泰利福汽车零部件有限公司 | The automobile gear shift device utilizing infrared technology to realize |
| CN105221744A (en) * | 2015-10-30 | 2016-01-06 | 丹阳市天诚塑胶轮制造有限公司 | A kind of automobile gears assembly with deixis |
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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: 20120815 Termination date: 20141228 |
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| EXPY | Termination of patent right or utility model |