CN202441879U

CN202441879U - Sensor device of automobile stop lever position

Info

Publication number: CN202441879U
Application number: CN2012200401978U
Authority: CN
Inventors: 陈建华
Original assignee: DONGGUAN LIANLONG ELECTRONICS Co Ltd
Current assignee: Dongguan City Automobile Technology Co., Ltd.
Priority date: 2012-02-06
Filing date: 2012-02-06
Publication date: 2012-09-19
Anticipated expiration: 2022-02-06

Abstract

The utility model discloses a sensor device of an automobile stop lever position, and relates to the field of an automobile speed change system. The sensor device of the automobile stop lever position comprises a sensor support, a first sensor installed on the sensor support and a second sensor installed on the sensor support, wherein the first sensor is used for inducting the shift displacement of a gear stop lever in an X axis direction and outputting Pulse-Width Modulation (PWM) or linear analog voltage signals, and the second sensor is used for inducting the shift displacement of the gear stop lever in a Y axis direction and outputting PWM or the linear analog voltage signals. The sensor device of the automobile stop lever position has the advantages of easy fabrication and convenient installation, can output PWM with a high reliability or the linear analog voltage signals, and a non-contact sensor is adopted to serve as a main part of the sensor device, and thus the sensor device of the automobile stop lever position has a long service life.

Description

Automobile pin position sensor arrangement

Technical field

The utility model relates to the speed control system of car field, particularly a kind of automobile pin position sensing device.

Background technique

In speed control system of car, clutch is installed between motor and the gearbox, through Mechanical Contact, transmits or cut off power from the driving axial driven shaft on concentric shafts.In the manual-gear vehicle running process, the driver time need step on or loosen the clutch in gearshift, motor and gearbox are temporarily separated and engages gradually, imports power to cut off or to transmit motor to speed changer.

In the domestic existing automobile; 80% speed control system of car is arranged for manually keeping off; Its clutch pedal of manual-gear vehicle needs artificial control; And it is big that clutch pedal control skill difficulty reaches labor intensity greatly, the most difficult Clutch Control of controlling of fresh driver or women driver, particularly the city traffic light many with traffic congestion road conditions how under solenoidoperated cluthes more worried.Though and automatic catch automobile does not need the stepping on clutch pedal, the automatic catch automobile cost is high, oil consumption is big, is not suitable for the developing direction of social energy-saving and emission-reduction.

Development along with technology; People have designed the electric-controlled automatic clutch system to manual-gear vehicle; Comprise parts compositions such as electric-controlled automatic clutch, actuating motor, clutch operation, motor driving, pin position transducer, wire harness, display unit; Electric-controlled automatic clutch receives signals such as engine air throttle aperture, engine speed, the speed of a motor vehicle, braking, ignition switch, gear gearshift displacement, actuating motor rotation angle; Carry out analytical calculation and export control command, thereby the solenoidoperated cluthes operating mechanism separates clutch and combines.Yet in the prior art, the pin position transducer need be installed near the clutch, installs inconveniently, and existing pin position transducer is nonlinear transducer, can not accurately respond to the gearshift and the output linear signal of automobile pin, and reliability is low; Simultaneously, the primary clustering of existing pin position transducer need directly contact with the drive linking rod of pin, easy abrasion, influences working life.

The model utility content

The technical problem that the utility model will solve is; To above-mentioned deficiency of the prior art; A kind of automobile pin position sensor arrangement is provided, and this automobile pin position sensor arrangement is easy to manufacture, easy for installation, can export the PWM or the linear analogue signal of high reliability; And the main part of this sensor device adopts non-contact sensor, long service life.

For solving the problems of the technologies described above, the technological scheme of the utility model is: a kind of automobile pin position sensor arrangement, comprise sensor stand, first sensor and second sensor, wherein:

The first sensor and second sensor are installed and supported to sensor stand;

First sensor is used to respond to the gearshift displacement of gear pin X-axis direction and exports PWM or the linear analogue voltage signal, and this first sensor comprises sensor housing, sensor chip, magnet shaft, return spring and sensor fork; Sensor chip is installed in the sensor housing; Magnet shaft is provided with induction end and connecting end, and the induction end of magnet shaft places in the sensor housing, and the induction end of magnet shaft can be rotated in sensor housing forward or backwards; The connecting end of magnet shaft is arranged with return spring outward, and the connecting end of magnet shaft also connects an end of sensor fork, and the other end of sensor fork is used to contact the gear stop lever mechanism;

Second sensor is used to respond to the gearshift displacement of gear pin Y direction and exports PWM or the linear analogue voltage signal, and this second sensor comprises sensor housing, sensor chip, magnet shaft, return spring and sensor fork; Sensor chip is installed in the sensor housing; Magnet shaft is provided with induction end and connecting end, and the induction end of magnet shaft places in the sensor housing, and the induction end of magnet shaft can be rotated in sensor housing forward or backwards; The connecting end of magnet shaft is arranged with return spring outward, and the connecting end of magnet shaft also connects an end of sensor fork, and the other end of sensor fork is used to contact the gear stop lever mechanism.

Be provided with the interlocking hole in the connecting end of the magnet shaft of the said first sensor and second sensor, an end of sensor fork is plugged in this interlocking hole.

The rear end of the sensor housing of the said first sensor and second sensor is provided with the sensor circuit cover plate, and this sensor circuit cover plate is fixedly connected with sensor housing through bolt.

Be provided with the sensor circuit mounting groove in the sensor housing of the said first sensor and second sensor, sensor chip places in this sensor circuit mounting groove, and sensor chip is through lead output PWM or linear analogue voltage signal.

The return spring of the said first sensor and second sensor is provided with first bond end and second bond end, and this first bond end is hook formation, is overlapped on the sensor housing; This second bond end is hook formation, is overlapped on the sensor stand.

Said sensor stand is provided with sensor mounting hole and rack positioning hole, and this sensor mounting hole is used for installing and supporting the first sensor and second sensor, and this rack positioning hole is used for sensor stand is fixed in the pedestal of automobile gear.

The beneficial effect of the utility model is:

One of which, the utility model comprise first sensor, second sensor and sensor stand, and each several part is simple in structure, easy to manufacture, and simultaneously, the utility model can be installed in the automobile gear, assembles very convenient;

They are two years old; The first sensor of the utility model is exported PWM or linear analogue voltage signal through the gearshift displacement of induction gear pin X-axis direction; Second sensor is exported PWM or linear analogue voltage signal through the gearshift displacement of induction gear pin Y direction; Therefore, after this first sensor and second sensor electrically connected with electric-controlled automatic clutch (ACS) respectively, this electric-controlled automatic clutch (ACS) can receive the induced signal from the first sensor and second sensor incessantly; Thereby control command is sent in the integrated treatment through to induced signal, and reliability is very high;

Its three, the agent structure of the first sensor of the utility model and second sensor does not all directly contact with gear mechanism, only contacts gear mechanism through the sensor fork, therefore, the agent structure of the utility model is not easy wearing and tearing, long service life;

They are four years old; The magnet shaft connecting end of the utility model is arranged with return spring outward, and the connecting end of magnet shaft also connects an end of sensor fork, and the other end of sensor fork is used to contact the gear stop lever mechanism; Therefore; When the driver shifted gears action, the gearshift displacement energy of gear pin was sent in the sensor through the sensor fork delicately, and when the driver returns the retaining action; The sensor fork can contact the gear pin all the time under the active force of return spring, thereby makes the first sensor or second sensor can sense the gear situation of gear pin without interruption.

Description of drawings

Fig. 1 is the utility model and gear stop lever mechanism composite structure schematic representation.

Fig. 2 is the sensor housing structural representation of the first sensor or second sensor.

Fig. 3 is the return spring structural representation of the first sensor or second sensor.

Fig. 4 is the magnet shaft longitudinal section of the first sensor or second sensor.

Fig. 5 is the sensor support structure schematic representation.

Fig. 6 is applied to the flow diagram in the electric-controlled automatic clutch system for the utility model.

Among the figure: 1. sensor stand; 11. sensor mounting hole; 12. rack positioning hole; 2. first sensor; 21. sensor housing; 22. sensor chip; 23. magnet shaft; 231 induction end; 232. connecting end; 233. interlocking hole; 24. return spring; 241. first bond end; 242. second bond end; 25 sensor forks; 26. sensor circuit cover plate; 27. sensor circuit mounting groove; 3. second sensor; 31. sensor housing; 32. sensor chip; 33. magnet shaft; 331 induction end; 332. connecting end; 333. interlocking hole; 34. return spring; 341. first bond end; 342. second bond end; 35 sensor forks; 36. sensor circuit cover plate; 37. sensor circuit mounting groove; 4. gear stop lever mechanism; 41. gear pin; 42. gear link rod; 5. gear keeps off handle.

Embodiment

Below in conjunction with accompanying drawing the structural principle and the working principle of the utility model are done further explain.

Like Fig. 1～shown in Figure 5, the utility model is a kind of automobile pin position sensor arrangement, comprises sensor stand 1, first sensor 2 and second sensor 3, wherein:

The first sensor 2 and second sensor 3 are installed and supported to sensor stand 1;

First sensor 2 is used to respond to gear pin 41 in the gearshift displacement of X-axis direction and export PWM or the linear analogue voltage signal, and this first sensor 2 comprises sensor housing 21, sensor chip 22, magnet shaft 23, return spring 24 and sensor fork 25; Sensor chip 22 is installed in the sensor housing 21; In conjunction with reference to figure 4, magnet shaft 23 is provided with induction end 231 and connecting end 232, and the induction end 231 of magnet shaft 23 places in the sensor housing 21, and the induction end 231 of magnet shaft 23 can rotate a certain angle in sensor housing 21 forward or backwards; Be arranged with return spring 24 outside the connecting end 232 of magnet shaft 23, the connecting end 232 of magnet shaft 23 also connects an end of sensor fork 25, and the other end of sensor fork 25 is used to contact gear stop lever mechanism 4;

Second sensor 3 is used to respond to gear pin 41 in the gearshift displacement of Y direction and export PWM or the linear analogue voltage signal, and this second sensor 3 comprises sensor housing 31, sensor chip 32, magnet shaft 33, return spring 34 and sensor fork 35; Sensor chip 32 is installed in the sensor housing 31; In conjunction with reference to figure 4, magnet shaft 33 is provided with induction end 331 and connecting end 332, and the induction end 331 of magnet shaft 33 places in the sensor housing 31, and the induction end 331 of magnet shaft 33 can rotate a certain angle in sensor housing 31 forward or backwards; Be arranged with return spring 34 outside the connecting end 332 of magnet shaft 33, the connecting end 332 of magnet shaft 33 also connects an end of sensor fork 35, and the other end of sensor fork 35 is used to contact gear stop lever mechanism 4.

Like Fig. 1 and shown in Figure 4; Preferred Placement as magnet shaft and sensor fork; Be provided with interlocking

hole

233 or 333 in the connecting end of the magnet shaft of this first sensor 2 and second sensor 3, sensor fork 25 or an end of 35 are plugged in this

interlocking hole

233 or 333.

As shown in Figure 1; Preferred structure as sensor; The rear end of the sensor housing of the said first sensor 2 or second sensor 3 is provided with sensor

circuit cover plate

26 or 36, and this sensor

circuit cover plate

26 or 36 is fixedly connected with sensor housing through the bolt (not shown).

As shown in Figure 2; Preferred structure as sensor housing; Be provided with sensor circuit mounting groove 27 or 37 in the sensor housing of the said first sensor 2 and second sensor 3;

Sensor chip

22 or 32 places in this sensor circuit mounting groove 27 or 37, and sensor chip is through lead output PWM or linear analogue voltage signal.

As shown in figures 1 and 3; Preferred structure as return spring; The return spring of the said first sensor 2 and second sensor 3 is provided with

first bond end

241 or 341 and

second bond end

242 or 342, and this first bond end is hook formation, is overlapped on the sensor housing; This second bond end is hook formation, is overlapped on the sensor stand 1.

Like Fig. 1 and shown in Figure 5; Excellent structure as sensor stand; Said sensor stand 1 is provided with sensor mounting hole 11 and rack positioning hole 12; This sensor mounting hole 11 is used for installing and supporting the first sensor 2 and second sensor 3, and this rack positioning hole 12 is used for sensor stand 1 is fixed in the pedestal (not shown) of automobile gear.

As shown in Figure 6; For the utility model is applied to the schematic flow sheet in the electric-controlled automatic clutch system; Electric-controlled automatic clutch (ACS) receives signals such as engine air throttle aperture, engine speed, the speed of a motor vehicle, motor ON/OFF, brake, gas pedal, CAN bus, clutch pedal, motor driving, actuating motor rotation angle; Receive the pwm signal or the linear analogue signal of automobile pin position sensor arrangement simultaneously; Carry out analytical calculation and export control command, thereby the solenoidoperated cluthes operating mechanism separates clutch and combines, and to display device output gear information, to voice suggestion sound device output sound signal.

The above only is the utility model preferred embodiments, and every any trickle modification, equivalent variations and modification of above mode of execution being done according to the technological scheme of the utility model all belongs in the scope of the utility model technological scheme.

Claims

1. automobile pin position sensor arrangement is characterized in that, comprises sensor stand, first sensor and second sensor, wherein:

The first sensor and second sensor are installed and supported to sensor stand;

2. automobile pin position sensor arrangement according to claim 1 is characterized in that: be provided with the interlocking hole in the connecting end of the magnet shaft of the said first sensor and second sensor, an end of sensor fork is plugged in this interlocking hole.

3. automobile pin position sensor arrangement according to claim 1; It is characterized in that: the rear end of the sensor housing of the said first sensor and second sensor is provided with the sensor circuit cover plate, and this sensor circuit cover plate is fixedly connected with sensor housing through bolt.

4. automobile pin position sensor arrangement according to claim 1; It is characterized in that: be provided with the sensor circuit mounting groove in the sensor housing of the said first sensor and second sensor; Sensor chip places in this sensor circuit mounting groove, and sensor chip is through lead output PWM or linear analogue voltage signal.

5. automobile pin position sensor arrangement according to claim 1; It is characterized in that: the return spring of the said first sensor and second sensor is provided with first bond end and second bond end; This first bond end is hook formation, is overlapped on the sensor housing; This second bond end is hook formation, is overlapped on the sensor stand.

6. according to any described automobile pin of claim position sensor arrangement in the claim 1～5; It is characterized in that: said sensor stand is provided with sensor mounting hole and rack positioning hole; This sensor mounting hole is used for installing and supporting the first sensor and second sensor, and this rack positioning hole is used for sensor stand is fixed in the pedestal of automobile gear.