CN112776681A - Method and device for judging motor stalling of passenger car seat - Google Patents
Method and device for judging motor stalling of passenger car seat Download PDFInfo
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- CN112776681A CN112776681A CN202110140779.7A CN202110140779A CN112776681A CN 112776681 A CN112776681 A CN 112776681A CN 202110140779 A CN202110140779 A CN 202110140779A CN 112776681 A CN112776681 A CN 112776681A
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- hall sensor
- adjusting motor
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 230000003068 static effect Effects 0.000 claims description 3
- 230000001276 controlling effect Effects 0.000 description 4
- 230000006870 function Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/0224—Non-manual adjustments, e.g. with electrical operation
- B60N2/02246—Electric motors therefor
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Seats For Vehicles (AREA)
Abstract
The invention belongs to the technical field of automobiles, and particularly relates to a method and a device for judging motor stalling of a passenger car seat. The judging device comprises a seat controller, a seat adjusting switch, a seat adjusting motor and a Hall sensor; the seat controller is connected with the seat adjusting motor through a wire harness; the seat adjusting switch is connected with the seat controller through a wire harness; according to the judging method, the Hall sensor is arranged on the seat adjusting motor, the locked-rotor current threshold value of the seat motor is calibrated, the signal state of the Hall sensor on the seat motor is acquired, when the seat controller monitors that the current value of the seat motor is larger than the locked-rotor current threshold value and the waveform signal of the Hall sensor cannot be monitored within a certain time, the seat controller can judge that the motor is in the locked-rotor state, the driving output control of the motor is cut off, and the problem that the locked-rotor current causes damage to the seat motor is solved.
Description
Technical Field
The invention belongs to the technical field of automobiles, and particularly relates to a method and a device for judging motor stalling of a passenger car seat.
Background
At present, with the continuous development of automobile technology and the gradual popularization of automobiles, various comfort functions on the automobiles are gradually increased on the basis of basic dynamic performance and safety. Taking the seat as an example, through the control of seat controller, can realize functions such as seat electric regulation, seat usher, seat memory, and these functions have more and more popularized on the car of each rank, when having increased the vehicle charm, also brought more comfortable, convenient functional experience for the user.
Disclosure of Invention
The invention provides a method for judging the locked rotor of a seat motor of a passenger vehicle, which comprises the steps of calibrating a locked rotor current threshold value of the seat motor and acquiring the signal state of a Hall sensor on the seat motor, wherein when a seat controller monitors that the current value of the seat motor is larger than the locked rotor current threshold value and the waveform signal of the Hall sensor cannot be monitored within a certain time, the seat controller can judge that the motor is in the locked rotor state, the drive output control of the motor is cut off, and the problem that the locked rotor current causes damage to the seat motor is solved.
The technical scheme of the invention is described as follows by combining the attached drawings:
a method for judging the motor locked rotor of a passenger car seat comprises the following steps:
step one, calibrating a locked-rotor current threshold value of a seat adjusting motor 3 through tests of various working conditions;
secondly, a locked-rotor current threshold value of a seat adjusting motor 3 and a waveform signal duration parameter code of a Hall sensor 4 are added in the seat controller 1;
step three, in the seat moving process, the seat controller 1 monitors the driving current value output to the seat adjusting motor 3 and the sending time length of the waveform signal of the Hall sensor 4;
and step four, when the seat controller 1 monitors that the current driving current value output to the seat adjusting motor 3 is larger than the locked-rotor current threshold value set in the seat controller 1 and the sending time of the Hall sensor 4 waveform signal is not longer than the time of the Hall sensor 4 waveform signal set in the seat controller 1, the seat controller 1 judges that the seat adjusting motor 3 is in the locked-rotor state, and the driving output control of the motor is cut off.
The various operating conditions include different temperature conditions, different voltage conditions, and different seat load conditions.
The method for moving the seat in the third step is as follows:
31) the seat adjusting switch 2 sends a seat adjusting signal to the seat controller 1;
32) the seat controller 1 outputs a drive control current to the seat adjusting motor 3, and the seat adjusting motor 3 controls the seat to move according to the seat controller 1.
A determination device for motor stalling of a passenger car seat comprises:
the seat adjusting device comprises a seat controller 1, a seat adjusting switch 2, a seat adjusting motor 3 and a Hall sensor 4;
the seat controller 1 is used for acquiring signals of the seat adjusting switch 2, controlling the driving output of the seat adjusting motor 3 and acquiring waveform signals of the Hall sensor 4;
the seat adjusting switch 2 is used for outputting a seat position adjusting signal;
the seat adjusting motor 3 is used for controlling the motor to rotate according to the driving output of the seat controller 1 so as to realize the movement of the seat position;
the Hall sensor 4 is used for outputting a corresponding waveform signal and feeding back the movement condition of the seat when the seat starts to move from a static state;
the seat controller 1 is connected with the seat adjusting motor 3 through a wire harness; the seat adjusting switch 2 is connected with the seat controller 1 through a wire harness; the hall sensor 4 is provided on the seat adjusting motor 3.
The invention has the beneficial effects that:
1) the invention does not need to additionally add a new control module, and the method is simple;
2) according to the invention, when the locked-rotor state of the seat adjusting motor is monitored, the output control current of the motor is cut off, so that the seat adjusting motor is prevented from being damaged by the locked-rotor current, and the service life of the seat adjusting motor is prolonged.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a passenger car seat motor stalling determination device in the invention.
In the figure:
1. a seat controller; 2. A seat adjustment switch;
3. a seat adjustment motor; 4. And a Hall sensor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a determination device for motor stalling of a passenger car seat includes:
The seat controller 1 is used for acquiring signals of the seat adjusting switch 2, controlling the driving output of the seat adjusting motor 3 and acquiring waveform signals of the Hall sensor 4.
The seat adjusting switch 2 is used for outputting a seat position adjusting signal.
And the seat adjusting motor 3 is used for controlling the motor to rotate according to the driving output of the seat controller 1 so as to realize the movement of the seat position.
And the Hall sensor 4 is used for outputting a corresponding waveform signal when the seat starts to move from a static state, and feeding back the movement condition of the seat.
The seat controller 1 is connected with the seat adjusting motor 3 through a wire harness; the seat adjusting switch 2 is connected with the seat controller 1 through a wire harness; the hall sensor 4 is provided on the seat adjusting motor 3.
A method for judging the motor locked rotor of a passenger car seat comprises the following steps:
step one, calibrating a locked-rotor current threshold value of a seat adjusting motor 3 through tests of various working conditions;
the various operating conditions include different temperature conditions, different voltage conditions, and different seat load conditions.
Secondly, a locked-rotor current threshold value of a seat adjusting motor 3 and a waveform signal duration parameter code of a Hall sensor 4 are added in the seat controller 1;
step three, in the seat moving process, the seat controller 1 monitors the driving current value output to the seat adjusting motor 3 and the sending time length of the waveform signal of the Hall sensor 4;
the method for moving the seat comprises the following steps:
31) the seat adjusting switch 2 sends a seat adjusting signal to the seat controller 1;
32) the seat controller 1 outputs a drive control current to the seat adjusting motor 3, and the seat adjusting motor 3 controls the seat to move according to the seat controller 1.
And step four, when the seat controller 1 monitors that the current driving current value output to the seat adjusting motor 3 is larger than the locked-rotor current threshold value set in the seat controller 1 and the sending time of the Hall sensor 4 waveform signal is not longer than the time of the Hall sensor 4 waveform signal set in the seat controller 1, the seat controller 1 judges that the seat adjusting motor 3 is in the locked-rotor state, the driving output control of the motor is cut off, and the locked-rotor current is prevented from damaging the seat motor.
In conclusion, the method does not need to additionally add a new control module, is simple, and can cut off the output control current of the motor when the locked-rotor state of the seat adjusting motor is monitored, so that the seat adjusting motor is prevented from being damaged by the locked-rotor current, and the service life of the seat adjusting motor is prolonged.
Although the preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, the scope of the present invention is not limited to the specific details of the above embodiments, and any person skilled in the art can substitute or change the technical solution of the present invention and its inventive concept within the technical scope of the present invention, and these simple modifications belong to the scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.
Claims (4)
1. A method for judging the motor stalling of a passenger car seat is characterized by comprising the following steps:
step one, calibrating a locked-rotor current threshold value of a seat adjusting motor (3) through tests of various working conditions;
secondly, a locked-rotor current threshold value of a seat adjusting motor (3) and a waveform signal duration parameter code of a Hall sensor (4) are added in the seat controller (1);
step three, in the seat moving process, the seat controller (1) monitors the driving current value output to the seat adjusting motor (3) and the sending time length of the waveform signal of the Hall sensor (4);
and step four, when the seat controller (1) monitors that the current driving current value output to the seat adjusting motor (3) is larger than the locked-rotor current threshold value set in the seat controller (1) and the sending time of the waveform signal of the Hall sensor (4) is not monitored to be larger than the waveform signal time of the Hall sensor (4) set in the seat controller (1), the seat controller (1) can judge that the seat adjusting motor (3) is in the locked-rotor state, and the driving output control of the motor is cut off.
2. The method for determining motor stalling of a passenger vehicle seat according to claim 1, wherein the various operating conditions include different temperature conditions, different voltage conditions, and different seat load conditions.
3. The method for determining the motor stalling of the passenger vehicle seat according to claim 1, wherein the method for moving the seat in the third step is as follows:
31) the seat adjusting switch (2) sends a seat adjusting signal to the seat controller (1);
32) the seat controller (1) outputs a driving control current to the seat adjusting motor (3), and the seat adjusting motor (3) controls the seat to move according to the seat controller (1).
4. The utility model provides a decision maker of passenger car seat motor stalling which characterized in that includes:
the seat adjusting device comprises a seat controller (1), a seat adjusting switch (2), a seat adjusting motor (3) and a Hall sensor (4);
the seat controller (1) is used for acquiring signals of the seat adjusting switch (2), controlling the driving output of the seat adjusting motor (3) and acquiring waveform signals of the Hall sensor (4);
the seat adjusting switch (2) is used for outputting a seat position adjusting signal;
the seat adjusting motor (3) is used for controlling the motor to rotate according to the driving output of the seat controller (1) to realize the movement of the seat position;
the Hall sensor (4) is used for outputting a corresponding waveform signal to feed back the movement condition of the seat when the seat starts to move from a static state;
the seat controller (1) is connected with the seat adjusting motor (3) through a wire harness; the seat adjusting switch (2) is connected with the seat controller (1) through a wire harness; the Hall sensor (4) is arranged on the seat adjusting motor (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110140779.7A CN112776681A (en) | 2021-02-02 | 2021-02-02 | Method and device for judging motor stalling of passenger car seat |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110140779.7A CN112776681A (en) | 2021-02-02 | 2021-02-02 | Method and device for judging motor stalling of passenger car seat |
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| Publication Number | Publication Date |
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| CN112776681A true CN112776681A (en) | 2021-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110140779.7A Pending CN112776681A (en) | 2021-02-02 | 2021-02-02 | Method and device for judging motor stalling of passenger car seat |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114987296A (en) * | 2022-06-29 | 2022-09-02 | 一汽奔腾轿车有限公司 | Intelligent seat adjusting control system and method |
| CN115009114A (en) * | 2022-07-22 | 2022-09-06 | 合肥长安汽车有限公司 | Seat stroke calibration system and method |
| CN115042677A (en) * | 2022-07-15 | 2022-09-13 | 上汽通用五菱汽车股份有限公司 | Seat memory system and method |
| CN115042678A (en) * | 2022-06-01 | 2022-09-13 | 中国第一汽车股份有限公司 | Common-slide-rail seat linkage system and method and vehicle |
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| CN106124990A (en) * | 2016-06-30 | 2016-11-16 | 北京经纬恒润科技有限公司 | A kind of stall detection method and device |
| KR20180009657A (en) * | 2016-07-19 | 2018-01-29 | 현대다이모스(주) | Powerseat system and method for detecting reverse rotation of motor thereof |
| CN108544987A (en) * | 2018-02-09 | 2018-09-18 | 山东舒达交通装备有限公司 | A kind of computer storage media and the automatic seat using the storage medium |
| CN109532577A (en) * | 2018-12-24 | 2019-03-29 | 上海科世达-华阳汽车电器有限公司 | A kind of anti-clamping method of automatic seat, device and automatic seat controller |
| DE102018124201A1 (en) * | 2018-10-01 | 2020-04-02 | Gestigon Gmbh | Method and system for automatically adjusting a seat |
| CN111231777A (en) * | 2018-11-29 | 2020-06-05 | 南京天擎汽车电子有限公司 | Vehicle seat control method, device and system |
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2021
- 2021-02-02 CN CN202110140779.7A patent/CN112776681A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101141104A (en) * | 2006-09-04 | 2008-03-12 | 市光工业株式会社 | Vehicle mirror device |
| CN106124990A (en) * | 2016-06-30 | 2016-11-16 | 北京经纬恒润科技有限公司 | A kind of stall detection method and device |
| KR20180009657A (en) * | 2016-07-19 | 2018-01-29 | 현대다이모스(주) | Powerseat system and method for detecting reverse rotation of motor thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115042678A (en) * | 2022-06-01 | 2022-09-13 | 中国第一汽车股份有限公司 | Common-slide-rail seat linkage system and method and vehicle |
| CN114987296A (en) * | 2022-06-29 | 2022-09-02 | 一汽奔腾轿车有限公司 | Intelligent seat adjusting control system and method |
| CN115042677A (en) * | 2022-07-15 | 2022-09-13 | 上汽通用五菱汽车股份有限公司 | Seat memory system and method |
| CN115009114A (en) * | 2022-07-22 | 2022-09-06 | 合肥长安汽车有限公司 | Seat stroke calibration system and method |
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Application publication date: 20210511 |