CN103195924B - Contact-type shift sensor and accordingly gearshift and automobile - Google Patents
Contact-type shift sensor and accordingly gearshift and automobile Download PDFInfo
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- CN103195924B CN103195924B CN201310155016.5A CN201310155016A CN103195924B CN 103195924 B CN103195924 B CN 103195924B CN 201310155016 A CN201310155016 A CN 201310155016A CN 103195924 B CN103195924 B CN 103195924B
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- shift sensor
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Abstract
The present invention relates to a kind of contact-type shift sensor, comprise there is cavity housing, for the different gear of perception and then the gear voltage detection mechanism exporting varying voltage signal, and for the different gear voltages detected being sent to the output connection-peg of vehicle transfer control unit; Described shift detection mechanism is located in the cavity of housing, and housing is provided with the power plug joint for being connected with external power supply.The invention still further relates to a kind of gearshift and the automobile with this contact-type shift sensor.Contact-type shift sensor structure of the present invention is simple, and precision is high, comparatively accurately can detect the gear residing for vehicle.Contact-type shift sensor of the present invention is applicable to the gearshift of various vehicle, can be applicable on automobile further.
Description
Technical field
The present invention relates to automotive field, particularly relates to a kind of contact-type shift sensor.The invention still further relates to a kind of there is above-mentioned contact-type shift sensor gearshift and corresponding automobile.
Technical background
At present, along with the automobile with automatic transmission is more and more general, also more and more higher to the performance requirement of the shift sensor be mounted in automatic transmission.At present, automatic transmission is mostly provided with shift sensor, for detecting the gear of vehicle.
Existing shift sensor mainly adopts elastic sliding vane multistage to detect touch sensor, this sensor mostly is elastic conducting fluid element and multistage water conservancy diversion rail composition, above-mentioned elastic conducting fluid element and multistage water conservancy diversion rail are located in a housing, then on housing, arrange different plug-in pins, each inserting foot is all corresponding connects one section of water conservancy diversion rail.During installation as shown in Figure 1: above-mentioned shift sensor is fixedly arranged on the gearshift major axis of gear change mechanism, gearshift major axis is also installed with gearshift ratchet, gearshift ratchet manually valve driveshaft is connected in the shifting block of manually operated valve, its shift detection principle is: driver's hand rotation gearshift major axis, gearshift ratchet drives manual drives bar to drive manually operated valve to rotate, meanwhile, the rotor turns of sensor, elastic conducting fluid element is made to connect different water conservancy diversion rails by rotor turns different amount, and then export different signals by different inserting foots, the gear residing for vehicle can be judged according to signal.
Above-mentioned contact-type shift sensor has following defect:
(1) the water conservancy diversion rail of at least three arcs is provided with in sensor, each bar water conservancy diversion rail concentric is arranged, and walk abreast between every bar water conservancy diversion rail, insulate, be spaced, each bar water conservancy diversion rail is divided into one or more diversion section be electrically connected under insulator by insulator all respectively, and there are at least two gear diversion sections to have overlap region, such structure causes the layout scope of water conservancy diversion rail to take up room greatly greatly, causes the volume of sensor entirety larger; Simultaneously owing to rotor comprising at least three gear spring contacts, therefore arrangement space is comparatively large, and raw material drops into more, and cost is higher;
(2) be at least provided with the plug-in pin of three shift signals, plug-in pin is more, and plug connector is arranged comparatively complicated;
(3) existing sensor is arranged on gearshift major axis, and the mechanical transmission of gearshift is by gearshift major axis-gearshift ratchet-manual drives bar-manually operated valve, mechanical transfer member is many, transfer mode is complicated, not only there is very large manufacture cumulative error, and can produce assembly accumulation error in an assembling process, and sensor setting is on gearshift major axis, therefore, the error of above-mentioned existence causes the detection of sensor to the actual gear of automobile inaccurate, the shift signal of even output error.
Summary of the invention
The technical problem to be solved in the present invention, be to provide a kind of contact-type shift sensor, the object of this invention is to provide a kind of structure simple, for the few contact-type shift sensor of the connection-peg that exports vehicle shift signal, simultaneously this contact-type shift sensor internal diversion rail quantity few, take up room little, easy for installation, testing precision is high.
Another object of the present invention, is to provide a kind of gear change mechanism with above-mentioned contact-type shift sensor.
A further object of the invention, is to provide and a kind ofly have employed the above-mentioned automobile with the gear change mechanism of contact-type shift sensor.
For achieving the above object, the technical solution adopted in the present invention is:
A kind of contact-type shift sensor, there is the housing of cavity, for the different gear of perception and then the gear voltage detection mechanism exporting varying voltage signal, described gear voltage detection mechanism is located in the cavity of housing, housing is provided with the power plug joint for being connected with external power supply, and for the different gear voltages detected being sent to the output connection-peg of vehicle transfer control unit;
Described gear voltage detection mechanism comprises the variable variable resistor part of resistance, and for the diversion member of output voltage signal, the two ends of described variable resistor part connect power plug joint respectively, described diversion member is fixedly arranged on housing, and be connected with the free end of variable resistor part, diversion member connects output connection-peg simultaneously;
Described variable resistor part comprises the resistance bolck being at least divided into two groups of different resistance regions, and as free end, the slide blocks that is connected for the shifting block of the manually operated valve with selector, described slide blocks gap is located on resistance bolck, and can slide relative to resistance bolck;
Described resistance bolck is provided with the transition zone for faut detection between adjacent two resistance regions.
As limitation of the invention: described housing is also provided with and holds power plug joint and the plug connector exporting connection-peg.
Present invention also offers a kind of gear change mechanism with contact-type shift sensor, comprise gearshift major axis, described gearshift major axis is installed with gearshift ratchet, gearshift ratchet manually valve driveshaft and manually operated valve be connected, the shifting block of described manually operated valve is installed with above-mentioned contact-type shift sensor.
Present invention provides a kind of automobile with automatic gear shifting device, its gearshift is the above-mentioned gear change mechanism with contact-type shift sensor.
The present invention, owing to adopting above technological scheme, can reach following technique effect:
(1) contact-type shift sensor of the present invention, its housing is only provided with power plug joint and an output connection-peg, the quantity of connection-peg is few, and the layout of plug connector is simple;
(2) contact-type shift sensor of the present invention, its shift detection mechanism comprises variable resistor part and a diversion member, and without the need to arranging many water conservancy diversion rails, structure is simple, and layout scope is little, and does not need to take more region;
(3) contact-type shift sensor of the present invention, its variable resistor part comprises resistance bolck and the slide blocks as free end, wherein resistance bolck is provided with the different resistance region of multiple resistance, and working as sensor in use, slide blocks is fixedly arranged on the shifting block of manually operated valve, like this, driver directly drives slide blocks to slide along resistance bolck when carrying out gear shift operation, when sliding into different resistance regions, export connection-peg and can export different magnitude of voltage, the gear residing for vehicle can be judged according to different magnitude of voltage, like this by the rotation angle of direct-detection manually operated valve, more accurately can detect the gear of vehicle,
(4) contact-type shift sensor of the present invention, its housing being also provided with the plug connector for holding power plug joint and output connection-peg, making integral layout more simple, more convenient during installation;
(5) contact-type shift sensor of the present invention, is provided with transition zone between resistance region adjacent on its resistance bolck, when gearshift breaks down, can prevent slide blocks clamping stagnation and cause the detectable voltage signals of output chaotic.
In sum, it is simple that contact-type shift sensor of the present invention has structure, and feature easy for installation is few for the connection-peg quantity exporting vehicle gear information, and testing precision is high.
Contact-type shift sensor of the present invention is applicable to the gearshift of various vehicle, can be applicable on automobile further.
Accompanying drawing explanation
Fig. 1 is the mounting structure schematic diagram of contact-type shift sensor in prior art;
Fig. 2 is the overall structure schematic diagram of the embodiment of the present invention one;
Fig. 3 is the partition structural representation of Fig. 2;
Fig. 4 is the annexation schematic diagram patching angle and variable resistor part and water conservancy diversion rail of Fig. 2;
Fig. 5 is the structural representation of the embodiment of the present invention two.
In figure: 1-housing, 11-upper shell, 12-lower shell body, 21-resistance bolck, 22-slide blocks, 3-water conservancy diversion rail, 4-resistance bolck transition zone, 5-slide blocks positioning hole, 6-plug connector, 61-power plug joint, 62-export connection-peg 7-gearshift major axis, 8-gearshift ratchet, 9-manually operated valve driveshaft, 10-manually operated valve, 101-manually operated valve shifting block, 13-contact-type shift sensor.
Embodiment
embodiment's one one kinds of contact-type shift sensors
The structure of the present embodiment as shown in Figure 2, comprises housing 1, gear voltage detection mechanism.Wherein:
(1) housing 1
Housing 1 as shown in Figure 3, comprises upper shell 11 and lower shell body 12, and described upper shell 11 forms a cavity with lower shell body 12.Housing 1 is provided with plug connector 6, during use, this plug connector 6 is plugged on vehicle transfer control unit, so just the gear information of detection can be passed to vehicle transfer control unit.
Meanwhile, in the plug connector 6 of this example, be provided with power plug joint 61 and export connection-peg 62.Wherein:
Power plug joint 61, for being connected with external power supply, comprises the positive connection-peg be connected with positive source, and the negative connection-peg be connected with power cathode;
Export connection-peg 62 for the different gear voltages detected are exported to vehicle transfer control unit.
(2) gear voltage detection mechanism
Gear voltage detection mechanism can the different gear of perception and export varying voltage signal, and then exports to vehicle transfer control unit by output connection-peg.
Shift detection mechanism is located in the cavity that upper shell 11 and lower shell body 12 form, and as shown in Figure 3, it comprises:
1. the variable resistor part that resistance is variable
Described variable resistor part comprises resistance bolck 21 and slide blocks 22.Wherein:
Described resistance bolck 21 is at least divided into the resistance region that two groups of resistances are different, the present embodiment by resistance bolck 21 points in order to the different resistance region of four groups of resistances, the parking gear P of corresponding vehicle, the R that reverses gear, neutral N and forward gear D respectively.And as shown in Figure 4, the two ends of resistance bolck 21 are connected with corresponding electric power polarity end respectively by power plug joint 61.
Described slide blocks 22 is as the free end of variable resistor part, for being connected with the manually operated valve shifting block 101 of selector, and slide blocks 22 gap is located on resistance bolck 21, and can slide by relative resistance block 21, simultaneously, slide blocks 22 is connected with water conservancy diversion rail 3, and water conservancy diversion rail 3 as shown in Figure 4, is connected with output connection-peg 62.
When slide blocks 22 slides into the different resistance region of resistance bolck 21, the present embodiment can export different voltage signals, therefore can distinguish different vehicle gears, wherein:
When output voltage is 0V ~ 3V (not comprising 3V), correspond to the parking gear P of vehicle;
(do not comprise 3V, 6V) when output voltage is 3V ~ 6V, correspond to the reverse gear shift R of vehicle;
Output voltage is that 6V ~ 8V(does not comprise 6V, 8V) time, correspond to the neutral N of vehicle;
(do not comprise 8V) when output voltage is 8V ~ 12V, correspond to the forward gear N of vehicle.
2. diversion member
Diversion member is used for output voltage signal, and the present embodiment adopts water conservancy diversion rail 3, and described water conservancy diversion rail 3 is fixedly arranged on the lower shell body 12 of the present embodiment, and is connected with output connection-peg.
In order to improve the present embodiment, as shown in Figure 3: between adjacent two resistance regions of described resistance bolck 21, be provided with resistance bolck transition zone 4, it is for the faut detection of the present embodiment, namely when gearshift breaks down, slide blocks 22 can slide in corresponding transition zone, and now corresponding output voltage is no longer the numerical value in interval value, but the boundary value of each interval value above-mentioned, namely, when output voltage is 3V, 6V, 8V, fault value is.
The present embodiment when installing and using as shown in Figure 5: slide blocks 22 is fixedly arranged on manually operated valve shifting block 101 by slide blocks positioning hole 5, the both positive and negative polarity of power supply is connected respectively by the power plug joint 61 in plug connector 6, simple in order to structure, directly adopts the DC electrical source in vehicle in the present embodiment.When driver carries out gear shift operation to vehicle, direct manipulation gearshift major axis 7, through middle gearshift ratchet 8, manually operated valve driveshaft 9, power is passed to manually operated valve 10, manually operated valve shifting block 101 can drive slide blocks 22 to slide along resistance bolck 21, shift gears successfully, slide blocks 22 is positioned at the resistance region that resistance bolck 21 is different from previous state, now exports connection-peg 62 and also can export different voltage signals to vehicle transfer control unit, and then can determine the gear residing for vehicle.
embodiment 21 kinds has the gear change mechanism of contact-type shift sensor
The present embodiment as shown in Figure 5, comprise gearshift major axis 7, described gearshift major axis 7 is installed with gearshift ratchet 8, gearshift ratchet 8 manually valve driveshaft 9 and manually operated valve 10 be connected, described manually operated valve 101 shifting block is installed with the contact-type shift sensor that embodiment one provides.
The structure of the present embodiment other parts is same as the prior art.
embodiment 31 kinds has the automobile of automatic gear shifting device
The present embodiment comprises gearshift, the gear change mechanism with contact-type shift sensor that described gearshift provides for embodiment two.
The structure of the present embodiment other parts is same as the prior art.
Claims (4)
1. a contact-type shift sensor, it is characterized in that: described contact-type shift sensor comprises: there is the housing of cavity, for the different gear of perception and then the gear voltage detection mechanism exporting varying voltage signal, described gear voltage detection mechanism is located in the cavity of housing, housing is provided with the power plug joint for being connected with external power supply, and for the different gear voltages detected being sent to the output connection-peg of vehicle transfer control unit;
Described gear voltage detection mechanism comprises the variable variable resistor part of resistance, and for the diversion member of output voltage signal, the two ends of described variable resistor part connect power plug joint respectively, described diversion member is fixedly arranged on housing, and be connected with the free end of variable resistor part, diversion member connects output connection-peg simultaneously;
Described variable resistor part comprises the resistance bolck being at least divided into two groups of different resistance regions, and as free end, the slide blocks that is connected for the shifting block of the manually operated valve with selector, described slide blocks gap is located on resistance bolck, and can slide relative to resistance bolck;
Described resistance bolck is provided with the transition zone for faut detection between adjacent two resistance regions.
2. contact-type shift sensor according to claim 1, is characterized in that: described housing is also provided with and holds power plug joint and the plug connector exporting connection-peg.
3. one kind has the gear change mechanism of contact-type shift sensor, comprise gearshift major axis, described gearshift major axis is installed with gearshift ratchet, gearshift ratchet manually valve driveshaft and manually operated valve is connected, and it is characterized in that: the shifting block of described manually operated valve is installed with the contact-type shift sensor in claim 1 or 2 described in any one.
4. there is an automobile for automatic gear shifting device, it is characterized in that: it comprises the gear change mechanism with contact-type shift sensor according to claim 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310155016.5A CN103195924B (en) | 2013-04-28 | 2013-04-28 | Contact-type shift sensor and accordingly gearshift and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310155016.5A CN103195924B (en) | 2013-04-28 | 2013-04-28 | Contact-type shift sensor and accordingly gearshift and automobile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103195924A CN103195924A (en) | 2013-07-10 |
| CN103195924B true CN103195924B (en) | 2016-02-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310155016.5A Expired - Fee Related CN103195924B (en) | 2013-04-28 | 2013-04-28 | Contact-type shift sensor and accordingly gearshift and automobile |
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| Country | Link |
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| CN (1) | CN103195924B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102017203013A1 (en) * | 2017-02-24 | 2018-08-30 | Zf Friedrichshafen Ag | Gear selector for a vehicle and method for shifting a vehicle gearbox |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4914594A (en) * | 1987-02-12 | 1990-04-03 | Japan Automatic Transmission Co., Ltd. | Detector for detecting selector position of automatic transmission |
| US6351699B1 (en) * | 1999-04-20 | 2002-02-26 | Siemens Aktiengesellschaft | Electronic control unit for an automatic transmission of a motor vehicle and method for adjusting a position detection sensor in the automatic transmission of the motor vehicle |
| CN1541859A (en) * | 2002-12-27 | 2004-11-03 | ���Ű�����ʽ���� | Range determination apparatus, range determination method, and program therefor |
| CN202612601U (en) * | 2012-04-28 | 2012-12-19 | 长城汽车股份有限公司 | Gear recognition device of automobile five-gear manual transmission |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000055196A (en) * | 1998-08-05 | 2000-02-22 | Nidec Tosok Corp | Range changeover device for automatic transmission |
-
2013
- 2013-04-28 CN CN201310155016.5A patent/CN103195924B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4914594A (en) * | 1987-02-12 | 1990-04-03 | Japan Automatic Transmission Co., Ltd. | Detector for detecting selector position of automatic transmission |
| US6351699B1 (en) * | 1999-04-20 | 2002-02-26 | Siemens Aktiengesellschaft | Electronic control unit for an automatic transmission of a motor vehicle and method for adjusting a position detection sensor in the automatic transmission of the motor vehicle |
| CN1541859A (en) * | 2002-12-27 | 2004-11-03 | ���Ű�����ʽ���� | Range determination apparatus, range determination method, and program therefor |
| CN202612601U (en) * | 2012-04-28 | 2012-12-19 | 长城汽车股份有限公司 | Gear recognition device of automobile five-gear manual transmission |
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| CN103195924A (en) | 2013-07-10 |
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