CN111456570B - Control method, device and system for vehicle door lock - Google Patents
Control method, device and system for vehicle door lock Download PDFInfo
- Publication number
- CN111456570B CN111456570B CN202010158188.8A CN202010158188A CN111456570B CN 111456570 B CN111456570 B CN 111456570B CN 202010158188 A CN202010158188 A CN 202010158188A CN 111456570 B CN111456570 B CN 111456570B
- Authority
- CN
- China
- Prior art keywords
- state
- vehicle door
- preset
- information
- meets
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B83/00—Vehicle locks specially adapted for particular types of wing or vehicle
- E05B83/36—Locks for passenger or like doors
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B81/00—Power-actuated vehicle locks
- E05B81/02—Power-actuated vehicle locks characterised by the type of actuators used
- E05B81/04—Electrical
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B81/00—Power-actuated vehicle locks
- E05B81/54—Electrical circuits
- E05B81/64—Monitoring or sensing, e.g. by using switches or sensors
- E05B81/72—Monitoring or sensing, e.g. by using switches or sensors the lock status, i.e. locked or unlocked condition
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B81/00—Power-actuated vehicle locks
- E05B81/54—Electrical circuits
- E05B81/64—Monitoring or sensing, e.g. by using switches or sensors
- E05B81/76—Detection of handle operation; Detection of a user approaching a handle; Electrical switching actions performed by door handles
- E05B81/78—Detection of handle operation; Detection of a user approaching a handle; Electrical switching actions performed by door handles as part of a hands-free locking or unlocking operation
Landscapes
- Lock And Its Accessories (AREA)
Abstract
The invention discloses a control method, a device and a system of a car door lock, wherein the method is applied to the car door lock, the car door lock comprises a lock catch arranged on a car body and a lock body structure arranged on a car door, and the lock body structure comprises a ratchet wheel, a self-absorption pull wire, a pawl switch and a suction reset switch; the method comprises the following steps: acquiring the state of the vehicle door; judging whether the state of the vehicle door meets a preset first state or not; if the state of the vehicle door meets the preset first state, acquiring the change information of the state of the vehicle door, the state information of a pawl switch and the state information of a pull-in reset switch; judging whether the change information of the vehicle door state, the state information of the pawl switch and the state information of the pull-in reset switch meet a first preset condition or not; if so, controlling a self-absorption pull wire in the lock body structure to automatically suck, so that the ratchet wheel and the lock catch are meshed to reach a preset second state when the vehicle door is in a state; the invention ensures that the vehicle door lock is safer and more reliable, and can effectively improve the safety and convenience of passengers.
Description
Technical Field
The invention relates to the technical field of automobile electric door locks, in particular to a method, a device and a system for controlling an automobile door lock.
Background
Along with the increasing of the intelligent degree of the automobile industry, more and more host computer factories begin to develop vehicle types with the electric door function, the electric door not only meets the fashionable pursuit of the vast automobile hobby vehicles, but also perfectly solves the embarrassment that the vehicle door cannot be opened under the condition that both hands of a vehicle owner carry articles.
However, other problems are encountered in vehicles equipped with electrically operated doors; in the current passenger vehicle market, all side door locks on a vehicle equipped with an electric door have 2 gears, a half-lock position and a full-lock position, a user can only reach the full-lock position under the condition of forcibly closing the door, and the electric door can only be closed to the half-lock position due to the limitation of the power of a motor; and if the door is opened automatically when the external pulling force reaches a certain value (for example 4440N) in the half-locking state, such as when the door is bent or squeezed, the danger is brought to the passengers; in addition, in some special situations, such as extreme cold conditions, i.e. when the temperature is lower than a certain level and the door lock are frozen, normal electrical discharge will not open the door due to power limitation, which is inconvenient.
Disclosure of Invention
In order to solve the technical problems, the invention discloses a control method of a vehicle door lock, which can automatically attract the vehicle door lock to a preset second state when a passenger cannot enable the vehicle door state to reach the preset second state, so that the vehicle door lock is safer and more reliable, and the safety and convenience of the passenger can be effectively improved.
In order to achieve the above object, the present invention provides a method for controlling a car door lock, wherein the method is applied to a car door lock, the car door lock comprises a lock catch arranged on a car body and a lock body structure arranged on a car door, and the lock body structure comprises a ratchet wheel, a self-absorption pull wire, a pawl switch and a suction reset switch; the method comprises the following steps:
acquiring the state of the vehicle door;
judging whether the state of the vehicle door meets a preset first state or not;
if the vehicle door state meets a preset first state, acquiring the change information of the vehicle door state, the state information of a pawl switch and the state information of an attraction reset switch;
judging whether the change information of the vehicle door state, the state information of the pawl switch and the state information of the pull-in reset switch meet a first preset condition or not;
and if the change information of the vehicle door state, the state information of the pawl switch and the state information of the attraction reset switch meet a first preset condition, controlling a self-absorption pull wire in the lock body structure to automatically attract so that the ratchet wheel and the lock catch are meshed to the vehicle door state to reach a preset second state.
Further, the judging whether the change information of the vehicle door state, the state information of the pawl switch and the state information of the pull-in reset switch meet a first preset condition comprises:
judging whether the change information of the vehicle door state meets a second preset condition or not;
judging whether the state information of the pawl switch meets the information that the pawl switch is in a disconnected state or not;
judging whether the state information of the attraction reset switch meets the information that the attraction reset switch is in an off state or not;
and if the change information of the vehicle door state meets a second preset condition, the state information of the pawl switch meets the information that the pawl switch is in an off state, and the state information of the attraction reset switch meets the information that the attraction reset switch is in an off state, judging that the change information of the vehicle door state, the state information of the pawl switch and the state information of the attraction reset switch meet a first preset condition.
Further, when the state of the vehicle door reaches a preset second state, the state of the pull-in reset switch automatically jumps from an off state to a closed state.
Furthermore, the controlling of the self-absorption pull wire in the lock body structure to perform automatic absorption so as to enable the ratchet wheel and the lock catch to be engaged to the car door state to reach the preset second state further comprises:
Acquiring a first duration for controlling a self-suction pull wire in the lock body structure to automatically suck;
judging whether the first duration meets a preset calibration value or not;
and if so, controlling the attraction reset switch to jump from the closed state to the open state.
Further, after judging whether the vehicle door state meets a preset first state, the method further comprises:
if the vehicle door state does not meet the preset first state, judging whether the vehicle door state meets a preset second state or not;
and if the state of the vehicle door meets the preset second state, responding to an electric release signal of a vehicle door lock, and executing vehicle door opening operation.
Furthermore, the lock body structure also comprises an ice breaking pull wire, and is characterized in that:
acquiring a target state of the vehicle door after the vehicle door opening operation is performed;
judging whether the target state meets a preset second state or not;
if so, acquiring a second duration of the vehicle door in the target state after the vehicle door opening operation is executed;
judging whether the second duration is not less than a preset first threshold value or not;
if so, acquiring the current vehicle door state and the state information of the pawl switch;
Judging whether the current vehicle door state and the state information of the pawl switch meet a preset third condition or not;
and if so, executing a preset first operation based on the icebreaking pull wire so as to enable the ratchet wheel and the lock catch to be separated until the vehicle door state reaches a preset first state.
Further, the determining whether the current vehicle door state and the state information of the pawl switch satisfy a preset third condition further includes:
judging whether the current vehicle door state meets a second preset state or not;
judging whether the state information of the pawl switch meets the information that the pawl switch is in a closed state or not;
and if the current vehicle door state meets a second preset state and the state information of the pawl switch meets the information that the pawl switch is in a closed state, judging that the current vehicle door state and the state information of the pawl switch meet a preset third condition.
The invention provides a control device of a car door lock, which is applied to the car door lock, wherein the car door lock comprises a lock catch arranged on a car body and a lock body structure arranged on a car door, and the lock body structure comprises a ratchet wheel, a self-absorption pull wire, a pawl switch and a suction reset switch; the device comprises:
The vehicle door state acquisition module is used for acquiring the vehicle door state;
the first judgment module is used for judging whether the state of the vehicle door meets a preset first state or not;
the information acquisition module is used for acquiring the change information of the vehicle door state, the state information of the pawl switch and the state information of the suction reset switch when the vehicle door state meets a preset first state;
the second judgment module is used for judging whether the change information of the vehicle door state, the state information of the pawl switch and the state information of the pull-in reset switch meet a first preset condition or not;
the first control module is used for controlling a self-suction pull wire in the lock body structure to automatically suck, so that the ratchet wheel and the lock catch are meshed to the car door state to reach a preset second state.
Further, still include:
the third judging module is used for judging whether the vehicle door state meets a preset second state or not when the vehicle door state does not meet the preset first state;
and the second control module is used for responding to the electric release signal of the door lock and executing the door opening operation.
The invention provides a control system of a vehicle door lock, which comprises a control device, a lock catch arranged on a vehicle body and a lock body structure arranged on a vehicle door; the lock body structure comprises a ratchet wheel, a self-absorption pull wire, a pawl switch and a suction reset switch;
The control device is used for acquiring the state of the vehicle door; judging whether the state of the vehicle door meets a preset first state or not; when the state of the vehicle door meets a preset first state, acquiring the change information of the state of the vehicle door, the state information of a pawl switch and the state information of a pull-in reset switch; judging whether the change information of the vehicle door state, the state information of the pawl switch and the state information of the pull-in reset switch meet a first preset condition or not; and when the change information of the vehicle door state, the state information of the pawl switch and the state information of the attraction reset switch meet a first preset condition, controlling a self-attraction pull wire in the lock body structure to automatically attract so that the ratchet wheel and the lock catch are meshed to the vehicle door state to reach a preset second state.
The embodiment of the invention has the following beneficial effects:
according to the control method of the vehicle door lock disclosed by the invention, when the vehicle door state cannot reach the preset second state by a passenger, the vehicle door lock is automatically attracted to the preset second state, so that the vehicle door lock is safer and more reliable, and the safety and convenience of the passenger can be effectively improved.
Drawings
In order to more clearly illustrate the control method, device and system of the vehicle door lock according to the present invention, the drawings required for the embodiments 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 drawings without inventive effort.
Fig. 1 is a schematic structural diagram of a vehicle door lock according to an embodiment of the present invention;
fig. 2 is a schematic flowchart of a control method for a vehicle door lock according to an embodiment of the present invention;
fig. 3 is a schematic flowchart of a method for determining a first preset condition according to an embodiment of the present invention;
fig. 4 is a schematic flowchart of an ice breaking control method for a vehicle door lock according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a control device of a vehicle door lock according to an embodiment of the present invention.
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 obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or server that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Referring to fig. 1, fig. 1 shows a block diagram that may be used to implement an embodiment of the present invention, and as shown in fig. 1, the system may include at least a control device, a striker disposed on a vehicle body, and a lock body structure disposed on a vehicle door; the lock body structure comprises a ratchet wheel, a self-absorption pull wire 3, a pawl switch and a suction reset switch;
the control device is used for acquiring the state of the vehicle door; judging whether the state of the vehicle door meets a preset first state or not; when the state of the vehicle door meets a preset first state, acquiring the change information of the state of the vehicle door, the state information of a pawl switch and the state information of a pull-in reset switch; judging whether the change information of the vehicle door state, the state information of the pawl switch and the state information of the pull-in reset switch meet a first preset condition or not; and controlling a self-absorption pull wire in the lock body structure to automatically suck, so that the ratchet wheel and the lock catch are meshed to the car door state to reach a preset second state.
In the embodiment of the specification, the lock body structure further comprises a lock body 1, an ice breaking pull wire 2 and an actuator 4; the pawl switch is arranged in the lock body 1, and the suction reset switch is arranged in the actuator 4;
In the embodiment of the specification, the control device comprises a data processing module and a control module;
in an embodiment of the present specification, the data processing module is configured to acquire a vehicle door state; judging whether the state of the vehicle door meets a preset first state or not; when the state of the vehicle door meets a preset first state, acquiring the change information of the state of the vehicle door, the state information of a pawl switch and the state information of a pull-in reset switch; judging whether the change information of the vehicle door state, the state information of the pawl switch and the state information of the pull-in reset switch meet a first preset condition or not;
specifically, the data processing module further comprises a first data processing module and a second data processing module;
the first data processing module is used for acquiring the state of the vehicle door; judging whether the state of the vehicle door meets a preset first state or not;
the second data processing module is used for acquiring the change information of the vehicle door state, the state information of the pawl switch and the state information of the suction reset switch; and judging whether the change information of the vehicle door state, the state information of the pawl switch and the state information of the pull-in reset switch meet a first preset condition or not.
In an embodiment of the present disclosure, the control module is configured to control a self-priming pull wire in the lock body structure to perform automatic priming when state information of a vehicle door, state information of the pawl switch, and state information of the priming reset switch satisfy a first preset condition, so that the ratchet wheel and the lock catch are engaged to the vehicle door to reach a preset second state;
specifically, the control module controls a motor in the actuator to rotate forwards, and a motor gear pulls a self-suction pull wire 3; further, the self-suction pull wire 3 pulls the transmission structure of the lock body 1 connected with the self-suction pull wire 3, and the transmission mechanism drives the ratchet wheel to rotate so as to be meshed with the lock catch to reach a preset second state; the preset second state is a full-locking state.
The control method of the vehicle door lock based on the above system of the present invention is described below with reference to fig. 2, and the method may be applied to a vehicle door lock, where the vehicle door lock includes a lock catch disposed on a vehicle body and a lock body structure disposed on a vehicle door, and the lock body structure includes a ratchet, a self-absorption pull wire, a pawl switch and a suction reset switch; specifically, the automobile door lock can be an automobile electric door lock.
In the embodiments of the present specification, the present application may include, but is not limited to, a control method for a door lock of a vehicle.
Referring to fig. 2, which is a flowchart illustrating a method for controlling a vehicle door lock according to an embodiment of the present invention, the present specification provides the method steps according to the embodiment or the flowchart, but based on the conventional method; or the inventive process may include additional or fewer steps. The sequence of steps recited in the embodiments is only one of the execution sequences of many steps, and does not represent the only execution sequence, and the control method for the door lock in the present application may be executed according to the method sequence shown in the embodiments or the figures. Specifically, as shown in fig. 2, the method includes:
s201, acquiring a vehicle door state;
it should be noted that, in the embodiment of the present specification, the door state may include, but is not limited to, a preset first state, a preset second state, and a half-lock state.
S203, judging whether the state of the vehicle door meets a preset first state or not;
in the embodiment of the present specification, the preset first state may include, but is not limited to, a fully opened state of the vehicle door;
and judging whether the vehicle door state is in a vehicle door full-open state or not.
S205, if the vehicle door state meets a preset first state, acquiring the change information of the vehicle door state, the state information of a pawl switch and the state information of a pull-in reset switch;
in the embodiment of the present specification, the information about the change of the door state may include, but is not limited to, the door being rotated from the fully open state to the fully locked state, the door being rotated from the fully open state to the half-locked state, and the door being kept in the fully open state;
the state information of the click switch can include, but is not limited to, information that the click switch is in an open state and information that the click switch is in a closed state;
the state information of the pull-in reset switch includes, but is not limited to, information that the pull-in reset switch is in an off state and information that the pull-in reset switch is in an on state.
S207, judging whether the change information of the vehicle door state, the state information of the pawl switch and the state information of the pull-in reset switch meet a first preset condition or not;
as shown in fig. 3, in the embodiment of the present specification, a schematic flow chart of a method for determining a first preset condition provided in the embodiment of the present specification is shown; the concrete steps are as follows:
s301, judging whether the change information of the vehicle door state meets a second preset condition or not;
In the embodiment of the present specification, the second preset condition may include, but is not limited to, that the vehicle door is turned from the fully opened state to the half-locked state;
specifically, whether the change information of the vehicle door state meets the requirement of rotating from a fully open state to a half-locked state is judged;
s303, judging whether the state information of the click switch meets the information that the click switch is in a disconnected state;
s305, judging whether the state information of the pull-in reset switch meets the information that the pull-in reset switch is in an off state;
s307, if the change information of the vehicle door state meets a second preset condition, the state information of the pawl switch meets the information that the pawl switch is in an off state, and the state information of the attraction reset switch meets the information that the attraction reset switch is in an off state, it is determined that the change information of the vehicle door state, the state information of the pawl switch and the state information of the attraction reset switch meet a first preset condition.
In the embodiment of the specification, if the change information of the vehicle door state is that the vehicle door is rotated from a fully open state to a half-locked state; the state information of the pawl switch is the information that the pawl switch is in an off state, and the state information of the attraction reset switch is the information that the attraction reset switch is in an off state; and when the three conditions are simultaneously met, judging that the change information of the vehicle door state, the state information of the pawl switch and the state information of the suction reset switch meet a first preset condition.
S209, if the change information of the vehicle door state, the state information of the pawl switch and the state information of the attraction reset switch meet a first preset condition, controlling a self-attraction pull wire in the lock body structure to automatically attract so that the ratchet wheel and the lock catch are engaged to the vehicle door state to reach a preset second state;
in the embodiment of the present specification, specifically, based on an automatic actuation instruction, a motor of an actuator in the lock structure is controlled to perform self-transmission, a motor gear pulls a self-absorption pull wire, and then drives a transmission structure of the lock body 1 connected to the self-absorption pull wire 3, and the transmission mechanism drives a ratchet wheel to rotate, so that the ratchet wheel and a lock catch are engaged to a preset second state; i.e. engaged to a fully locked state.
In the embodiment of the specification, when the state of the vehicle door reaches the preset second state, the state of the attraction reset switch automatically jumps from the off state to the on state.
In an embodiment of this specification, the controlling a self-priming pull wire in the lock structure to perform automatic attraction so that the ratchet wheel and the lock catch are engaged to the vehicle door state to reach a preset second state further includes:
s1, acquiring a first duration for controlling the self-suction pull wire in the lock body structure to automatically suck;
In the embodiment of the description, the process that the actuator motor drives the self-suction pull wire to enable the door lock to reach the full-locking state from the half-locking state needs a certain time, namely the first duration of the automatic actuation of the self-suction pull wire; the time is preset calibration time;
s2, judging whether the first duration meets a preset calibration value;
in the embodiment of the present specification, the preset calibration value may be 70 ms;
namely, whether the first duration reaches 70ms is judged;
and S3, if yes, controlling the pull-in reset switch to jump from the closed state to the open state.
In the embodiment of the specification, if the first duration reaches 70ms, based on a pull-in reset instruction, controlling a pull-in reset switch to jump from the closed state to the open state; so as to facilitate the circulation of the next automatic suction process; the door lock of the invention has more accurate judgment before automatic suction, more comprehensive logic and can effectively avoid the occurrence of errors.
In another embodiment of the present specification, after step S203, that is, after determining whether the door state satisfies the preset first state, the method further includes:
If the vehicle door state does not meet the preset first state, namely the vehicle door state is not a full-open state; judging whether the vehicle door state meets a preset second state or not; the preset second state may be a full lock state;
further, if the door state satisfies the second state, a door opening operation is performed in response to an electrical release signal of a door lock.
In the embodiment of the present specification, the performing of the door opening operation in response to the electrical release signal of the door lock includes:
the vehicle door is provided with an inner handle microswitch and an outer handle microswitch through a circuit; specifically, an inner handle microswitch or an outer handle microswitch is triggered by a passenger, namely an electric release signal of a vehicle door lock is triggered; performing a door opening operation based on the door lock electrical release signal includes, but is not limited to, the following;
firstly, a motor in the lock body performs positive rotation, the motor drives a gear structure to rotate, the gear structure drives a transmission structure, and the transmission mechanism drives a ratchet wheel to be disengaged from a lock catch through a pawl, so that the door lock is in a full-locking state to a full-opening state;
second, when a door opening operation is performed, the opening fails due to the influence of other factors; other factors include, but are not limited to, excessive temperatures that cause the door and door lock to freeze.
When the situation of opening failure occurs after the door opening operation is executed in response to the electric release signal of the door lock, namely when the second situation occurs, specifically, how to determine whether the situation is the second situation; and how to operate to reopen the door when it is determined to be in the second condition. Specifically, as shown in fig. 4, in the embodiment of the present specification, a schematic flow chart of an ice breaking control method for a vehicle door lock provided in the embodiment of the present specification is shown; the concrete steps are as follows:
s401, acquiring a target state of the vehicle door after the vehicle door opening operation is executed;
in the embodiment of the present specification, after the door opening operation is performed, the target state of the door is acquired, and the judgment condition for the subsequent operation can be subsequently performed by the target state of the door;
s403, judging whether the target state meets a preset second state or not;
in the embodiments of the present specification, the preset second state may include, but is not limited to, a full lock state;
judging whether the target state is a full-lock state or not;
s405, if yes, acquiring a second duration of the vehicle door in the target state after the vehicle door opening operation is executed;
In the embodiment of the present specification, when the door is still in the fully locked state after the door opening operation is performed, it may be determined that the second case that occurs when the door is performing the door opening operation based on the electrical release signal of the door lock: when a door opening operation is performed, the opening fails due to the influence of other factors; other factors include, but are not limited to, freezing of the door and door lock due to low temperatures;
judging the second duration of the full-locking state of the vehicle door when the vehicle door fails to be opened;
s407, judging whether the second duration is not less than a preset first threshold value;
in the embodiment of the present specification, the preset first threshold may include, but is not limited to, 600 ms; namely, whether the second duration exceeds 600ms is judged;
s409, if yes, acquiring the current vehicle door state and the state information of the pawl switch;
in the embodiment of the present specification, if the second duration exceeds 600 ms; acquiring the current vehicle door state and the state information of the pawl switch;
the current door state may include, but is not limited to, a fully open door state, a fully locked door state, and an unlocked door state.
S411, judging whether the current vehicle door state and the state information of the pawl switch meet a preset third condition or not;
in an embodiment of the present specification, the determining whether the current vehicle door state and the state information of the pawl switch satisfy a preset third condition includes:
a1, judging whether the current vehicle door state meets a second preset state;
in an embodiment of the present specification, the preset second state may include a full lock state;
namely after the second duration exceeds 600ms, judging whether the current vehicle door state is still in a full-locking state again;
a2, judging whether the state information of the pawl switch meets the information that the pawl switch is in a closed state;
in the embodiment of the present specification, that is, after the second duration exceeds 600ms, it is determined whether the state information of the pawl switch is the information in the closed state;
a3, if the current vehicle door state meets a second preset state and the state information of the pawl switch meets the information that the pawl switch is in a closed state, judging that the current vehicle door state and the state information of the pawl switch meet a preset third condition.
In this embodiment, when the current vehicle door state is in the full-lock state and the state information of the detent switch satisfies the information that the detent switch is in the closed state at the same time, it may be determined that the current vehicle door state and the state information of the detent switch satisfy a preset third condition.
And S413, if so, executing a preset first operation based on the ice breaking pull wire so as to enable the ratchet wheel and the lock catch to be separated until the vehicle door state reaches a preset first state.
In the embodiment of the specification, the lock body structure further comprises an ice breaking pull wire; when the current vehicle door state and the state information of the pawl switch meet a preset third condition, the actuator is controlled to automatically trigger the ice breaking function, the motor of the actuator rotates reversely, the motor gear pulls the ice breaking pull wire, the ice breaking pull wire pulls the transmission structure of the connected lock body, and the transmission structure drives the ratchet wheel to rotate, so that the ratchet wheel is separated from the lock catch to enable the vehicle door to reach a full-open state.
The embodiment of the control method, the control device and the control system of the vehicle door lock provided by the invention can be seen, the method is applied to the vehicle door lock, the vehicle door lock comprises a lock catch arranged on a vehicle body and a lock body structure arranged on a vehicle door, and the lock body structure comprises a ratchet wheel, a self-absorption pull wire, a pawl switch and a suction reset switch; the embodiment of the invention obtains the state of the vehicle door; judging whether the state of the vehicle door meets a preset first state or not; if so, acquiring the change information of the vehicle door state, the state information of the pawl switch and the state information of the pull-in reset switch; judging whether the change information of the vehicle door state, the state information of the pawl switch and the state information of the pull-in reset switch meet a first preset condition or not; if so, controlling a self-absorption pull wire in the lock body structure to automatically absorb so as to enable the ratchet wheel and the lock catch to be meshed to the vehicle door state and reach a preset second state; by utilizing the technical scheme provided by the embodiment of the specification, when the passenger can not enable the door state to reach the preset second state, the door lock is automatically attracted to the preset second state, so that the door lock is safer and more reliable, and the safety and convenience of the passenger can be effectively improved.
An embodiment of the present invention further provides a control device for a vehicle door lock, as shown in fig. 5, which is a schematic structural diagram of the control device for a vehicle door lock provided in the embodiment of the present invention; the device is applied to an automobile door lock, the automobile door lock comprises a lock catch arranged on an automobile body and a lock body structure arranged on an automobile door, and the lock body structure comprises a ratchet wheel, a self-absorption pull wire, a pawl switch and a suction reset switch; specifically, the device comprises:
a door state acquisition module 510 for acquiring a door state;
the first judging module 520 is used for judging whether the vehicle door state meets a preset first state or not;
the information acquisition module 530 is used for acquiring the change information of the vehicle door state, the state information of the pawl switch and the state information of the pull-in reset switch when the vehicle door state meets a preset first state;
the second judging module 540 is configured to judge whether the change information of the vehicle door state, the state information of the pawl switch, and the state information of the pull-in reset switch satisfy a first preset condition;
and a first control module 550, configured to control a self-priming pull wire in the lock body structure to perform automatic priming when the change information of the vehicle door state, the state information of the pawl switch, and the state information of the priming reset switch meet a first preset condition, so that the ratchet and the latch are engaged to the vehicle door state to reach a preset second state.
In this embodiment, the second determining module 540 includes:
the first judgment unit is used for judging whether the change information of the vehicle door state meets a second preset condition or not;
the second judgment unit is used for judging whether the state information of the click switch meets the information that the click switch is in an off state;
the third judging unit is used for judging whether the state information of the attraction reset switch meets the information that the attraction reset switch is in an off state;
the first judging unit is used for judging that the change information of the vehicle door state, the state information of the pawl switch and the state information of the attraction reset switch meet a first preset condition if the change information of the vehicle door state meets a second preset condition, the state information of the pawl switch meets the information that the pawl switch is in an off state, and the state information of the attraction reset switch meets the information that the attraction reset switch is in the off state.
In the embodiment of this specification, still include:
the first skipping unit is used for skipping the state of the suction reset switch from an open state to a closed state automatically when the state of the vehicle door reaches a preset second state;
In the embodiment of this specification, still include:
the first acquisition unit is used for acquiring a first duration for controlling the self-suction pull wire in the lock body structure to automatically suck;
a fourth judging unit, configured to judge whether the first duration meets a preset calibration value;
and if the pull-in reset switch is in the closed state, the second skipping unit controls the pull-in reset switch to skip from the closed state to the open state.
In the embodiment of this specification, still include:
the third judging module is used for judging whether the vehicle door state meets a preset second state or not when the vehicle door state does not meet the preset first state;
and the second control module is used for responding to an electric release signal of a vehicle door lock to execute vehicle door opening operation when the vehicle door state meets a preset second state.
In this specification embodiment, the lock body structure still includes the open ice pull line, still includes:
a target state acquisition module for acquiring a target state of the vehicle door after the vehicle door opening operation is performed;
the fourth judging module is used for judging whether the target state meets a preset second state or not;
a second duration acquisition module for acquiring a second duration for which the vehicle door is in the target state after the vehicle door opening operation is performed;
The fifth judging module is used for judging whether the second duration is not less than a preset first threshold value or not;
the first acquisition module is used for acquiring the current vehicle door state and the state information of the pawl switch;
the fifth judging module is used for judging whether the current vehicle door state and the state information of the pawl switch meet a preset third condition or not;
and the third control module is used for executing a preset first operation based on the icebreaking pull wire so as to enable the ratchet wheel to be separated from the lock catch until the vehicle door state reaches a preset first state. .
In an embodiment of this specification, the fifth determining module includes:
the fifth judging unit is used for judging whether the current vehicle door state meets a second preset state or not;
the sixth judging unit is used for judging whether the state information of the pawl switch meets the information that the pawl switch is in a closed state;
and the second judgment unit is used for judging that the current vehicle door state and the state information of the pawl switch meet a preset third condition if the current vehicle door state meets a second preset state and the state information of the pawl switch meets the information that the pawl switch is in a closed state.
It should be noted that: the precedence order of the above embodiments of the present invention is only for description, and does not represent the merits of the embodiments. And specific embodiments thereof have been described above. Other embodiments are within the scope of the following claims. In some cases, the actions or steps recited in the claims may be performed in a different order than in the embodiments and still achieve desirable results. In addition, the processes depicted in the accompanying figures do not necessarily require the particular order shown, or sequential order, to achieve desirable results. In some embodiments, multitasking and parallel processing may also be possible or may be advantageous.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, as for the device and server embodiments, since they are substantially similar to the method embodiments, the description is simple, and the relevant points can be referred to the partial description of the method embodiments.
It will be understood by those skilled in the art that all or part of the steps for implementing the above embodiments may be implemented by hardware, or may be implemented by a program instructing relevant hardware, where the program may be stored in a computer-readable storage medium, and the above-mentioned storage medium may be a read-only memory, a magnetic disk or an optical disk, etc.
While the invention has been described in connection with what is presently considered to be the most practical and preferred embodiment, it is to be understood that the invention is not to be limited to the disclosed embodiment, but on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.
Claims (8)
1. A method of controlling a vehicle door lock, characterized by: the method is applied to an automobile door lock, the automobile door lock comprises a lock catch arranged on an automobile body and a lock body structure arranged on an automobile door, and the lock body structure comprises a ratchet wheel, a self-absorption pull wire, a pawl switch and a suction reset switch; the method comprises the following steps:
Acquiring the state of the vehicle door;
judging whether the state of the vehicle door meets a preset first state or not;
if the vehicle door state meets a preset first state, acquiring the change information of the vehicle door state, the state information of a pawl switch and the state information of an attraction reset switch;
judging whether the change information of the vehicle door state, the state information of the pawl switch and the state information of the pull-in reset switch meet a first preset condition or not;
if the change information of the vehicle door state, the state information of the pawl switch and the state information of the attraction reset switch meet a first preset condition, controlling a self-absorption pull wire in the lock body structure to automatically attract so that the ratchet wheel and the lock catch are meshed to the vehicle door state to reach a preset second state, wherein when the vehicle door state reaches the preset second state, the state of the attraction reset switch automatically jumps from an off state to a closed state;
acquiring a first duration for controlling a self-suction pull wire in the lock body structure to automatically suck;
judging whether the first duration meets a preset calibration value or not;
and if the first duration time meets a preset calibration value, controlling the attraction reset switch to jump from the closed state to the open state.
2. The control method for a vehicle door lock according to claim 1, characterized in that: judging whether the change information of the vehicle door state, the state information of the pawl switch and the state information of the suction reset switch meet a first preset condition or not comprises the following steps:
judging whether the change information of the vehicle door state meets a second preset condition or not;
judging whether the state information of the pawl switch meets the information that the pawl switch is in a disconnected state or not;
judging whether the state information of the attraction reset switch meets the information that the attraction reset switch is in an off state or not;
and if the change information of the vehicle door state meets a second preset condition, the state information of the pawl switch meets the information that the pawl switch is in an off state, and the state information of the attraction reset switch meets the information that the attraction reset switch is in an off state, judging that the change information of the vehicle door state, the state information of the pawl switch and the state information of the attraction reset switch meet a first preset condition.
3. The control method for a vehicle door lock according to claim 1, characterized in that: after judging whether the vehicle door state meets the preset first state, the method further comprises the following steps:
If the vehicle door state does not meet the preset first state, judging whether the vehicle door state meets a preset second state or not;
and if the state of the vehicle door meets the preset second state, responding to an electric release signal of a vehicle door lock, and executing vehicle door opening operation.
4. The control method for a vehicle door lock as defined in claim 3, the lock body structure further comprising an icebreaking pull wire, characterized in that: further comprising:
acquiring a target state of the vehicle door after the vehicle door opening operation is performed;
judging whether the target state meets a preset second state or not;
if so, acquiring a second duration of the vehicle door in the target state after the vehicle door opening operation is executed;
judging whether the second duration is not less than a preset first threshold value or not;
if so, acquiring the current vehicle door state and the state information of the pawl switch;
judging whether the current vehicle door state and the state information of the pawl switch meet a preset third condition or not;
and if so, executing a preset first operation based on the icebreaking pull wire so as to enable the ratchet wheel and the lock catch to be separated until the vehicle door state reaches a preset first state.
5. The control method for a vehicle door lock according to claim 4, characterized in that: the judging whether the current vehicle door state and the state information of the pawl switch meet a preset third condition further comprises:
Judging whether the current vehicle door state meets a second preset state or not;
judging whether the state information of the pawl switch meets the information that the pawl switch is in a closed state or not;
and if the current vehicle door state meets a second preset state and the state information of the pawl switch meets the information that the pawl switch is in a closed state, judging that the current vehicle door state and the state information of the pawl switch meet a preset third condition.
6. A control device for a vehicle door lock, characterized in that: the device is applied to an automobile door lock, the automobile door lock comprises a lock catch arranged on an automobile body and a lock body structure arranged on an automobile door, and the lock body structure comprises a ratchet wheel, a self-absorption pull wire, a pawl switch and a suction reset switch; the device comprises:
the vehicle door state acquisition module is used for acquiring the vehicle door state;
the first judgment module is used for judging whether the state of the vehicle door meets a preset first state or not;
the information acquisition module is used for acquiring the change information of the vehicle door state, the state information of the pawl switch and the state information of the suction reset switch when the vehicle door state meets a preset first state;
the second judgment module is used for judging whether the change information of the vehicle door state, the state information of the pawl switch and the state information of the pull-in reset switch meet a first preset condition or not;
The first control module is used for controlling a self-absorption pull wire in the lock body structure to automatically absorb when the change information of the vehicle door state, the state information of the pawl switch and the state information of the absorption reset switch meet a first preset condition so as to enable the ratchet wheel and the lock catch to be meshed to the vehicle door state to reach a preset second state, wherein when the vehicle door state reaches the preset second state, the state of the absorption reset switch automatically jumps from a disconnected state to a closed state;
the first acquisition unit is used for acquiring a first duration for controlling the self-suction pull wire in the lock body structure to automatically suck;
a fourth judging unit, configured to judge whether the first duration meets a preset calibration value;
and the second skipping unit is used for controlling the attraction reset switch to skip from the closed state to the open state if the first duration meets a preset calibration value.
7. The control device for the vehicle door lock according to claim 6, characterized in that: further comprising:
the third judging module is used for judging whether the vehicle door state meets a preset second state or not when the vehicle door state does not meet the preset first state;
And the second control module is used for responding to an electric release signal of a vehicle door lock to execute vehicle door opening operation when the vehicle door state meets a preset second state.
8. A control system for a vehicle door lock, characterized by: the system comprises a control device, a lock catch arranged on a vehicle body and a lock body structure arranged on a vehicle door; the lock body structure comprises a ratchet wheel, a self-absorption pull wire, a pawl switch and a suction reset switch;
the control device is used for acquiring the state of the vehicle door; judging whether the state of the vehicle door meets a preset first state or not; when the state of the vehicle door meets a preset first state, acquiring the change information of the state of the vehicle door, the state information of a pawl switch and the state information of a pull-in reset switch; judging whether the change information of the vehicle door state, the state information of the pawl switch and the state information of the pull-in reset switch meet a first preset condition or not; when the change information of the vehicle door state, the state information of the pawl switch and the state information of the attraction reset switch meet a first preset condition, controlling a self-attraction pull wire in the lock body structure to automatically attract so that the ratchet wheel and the lock catch are meshed to the vehicle door state to reach a preset second state, wherein when the vehicle door state reaches the preset second state, the state of the attraction reset switch automatically jumps from a disconnected state to a closed state; acquiring a first duration for controlling a self-suction pull wire in the lock body structure to automatically suck; judging whether the first duration meets a preset calibration value or not; and if the first duration time meets a preset calibration value, controlling the attraction reset switch to jump from the closed state to the open state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010158188.8A CN111456570B (en) | 2020-03-09 | 2020-03-09 | Control method, device and system for vehicle door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010158188.8A CN111456570B (en) | 2020-03-09 | 2020-03-09 | Control method, device and system for vehicle door lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111456570A CN111456570A (en) | 2020-07-28 |
| CN111456570B true CN111456570B (en) | 2021-10-26 |
Family
ID=71685572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010158188.8A Active CN111456570B (en) | 2020-03-09 | 2020-03-09 | Control method, device and system for vehicle door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111456570B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113356694B (en) * | 2021-06-09 | 2022-08-19 | 东风汽车集团股份有限公司 | Control method, device and equipment for electric suction door and storage medium |
| CN113323537A (en) * | 2021-06-28 | 2021-08-31 | 重庆长安新能源汽车科技有限公司 | Vehicle electric control door opening control method and system |
| CN114517613B (en) * | 2022-01-24 | 2023-02-24 | 中国第一汽车股份有限公司 | Closing method and control device of electric suction door and vehicle |
| CN114876304A (en) * | 2022-04-28 | 2022-08-09 | 浙江极氪智能科技有限公司 | Electric vehicle door side opening control system, electric vehicle door and control method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007009624A (en) * | 2005-07-04 | 2007-01-18 | Nissan Motor Co Ltd | Lock control device and lock control method for vehicle |
| CN201896512U (en) * | 2010-11-22 | 2011-07-13 | 宁波信泰机械有限公司 | Signal structure for identifying position of vehicle power-driven lock |
| CN108457539A (en) * | 2018-05-29 | 2018-08-28 | 昆山睿唯景汽车科技有限公司 | The safety self-locking mechanism of electric door lock for vehicle |
| CN108930464A (en) * | 2018-07-04 | 2018-12-04 | 宁波华楷电子科技有限公司 | A kind of single motor self-priming tail-gate lock and working method |
| CN109138659A (en) * | 2018-09-08 | 2019-01-04 | 浙江众泰汽车制造有限公司 | A kind of automobile back closes control system and method from door-inhale |
| WO2019063039A1 (en) * | 2017-09-29 | 2019-04-04 | Kiekert Ag | Motor vehicle lock for a movable part of a motor vehicle |
| CN110344679A (en) * | 2019-07-23 | 2019-10-18 | 广州小鹏汽车科技有限公司 | The car door opening method of the door assembly of automobile, automobile, automobile |
-
2020
- 2020-03-09 CN CN202010158188.8A patent/CN111456570B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007009624A (en) * | 2005-07-04 | 2007-01-18 | Nissan Motor Co Ltd | Lock control device and lock control method for vehicle |
| CN201896512U (en) * | 2010-11-22 | 2011-07-13 | 宁波信泰机械有限公司 | Signal structure for identifying position of vehicle power-driven lock |
| WO2019063039A1 (en) * | 2017-09-29 | 2019-04-04 | Kiekert Ag | Motor vehicle lock for a movable part of a motor vehicle |
| CN108457539A (en) * | 2018-05-29 | 2018-08-28 | 昆山睿唯景汽车科技有限公司 | The safety self-locking mechanism of electric door lock for vehicle |
| CN108930464A (en) * | 2018-07-04 | 2018-12-04 | 宁波华楷电子科技有限公司 | A kind of single motor self-priming tail-gate lock and working method |
| CN109138659A (en) * | 2018-09-08 | 2019-01-04 | 浙江众泰汽车制造有限公司 | A kind of automobile back closes control system and method from door-inhale |
| CN110344679A (en) * | 2019-07-23 | 2019-10-18 | 广州小鹏汽车科技有限公司 | The car door opening method of the door assembly of automobile, automobile, automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111456570A (en) | 2020-07-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111456570B (en) | Control method, device and system for vehicle door lock | |
| US11828092B2 (en) | Electrical door latch | |
| CN102536034B (en) | For the method that the hatch door of operating motor vehicle is arranged | |
| CN110230441B (en) | Power latch assembly | |
| CN114016826A (en) | Intelligent latch | |
| US20140200774A1 (en) | Vehicle door latch system and method | |
| US10655368B2 (en) | Electrical door latch with motor reset | |
| CN104641063A (en) | Dual function power door | |
| CN104271859A (en) | Motor vehicle door lock and method for electrically actuating a locking mechanism | |
| US20140340808A1 (en) | Drive device for opening/closing body | |
| US11578520B2 (en) | Keyless access for commercial vehicles | |
| CN113482487A (en) | Electric vehicle door control system and control method thereof | |
| CN107558831B (en) | Control method and circuit for door lock motor of electric back door of automobile | |
| CN109690000B (en) | Motor vehicle door lock | |
| CN104775706A (en) | Electric slide door control method | |
| CN111677401B (en) | Reference position updating method and device for vehicle body closing system | |
| CN110924765A (en) | Closure latch assembly with power release mechanism and motor control system | |
| KR100877860B1 (en) | Tail gate power latch system of a car | |
| CN113710864A (en) | Closed latch assembly with power reset circuit mechanism and method for resetting | |
| US10577841B2 (en) | Electric motor vehicle lock having a spring accumulator | |
| US10557291B2 (en) | Method for controlling a closing process of a vehicle wing and corresponding vehicle closing system | |
| CN114103871A (en) | Light and shadow one-foot-kick interaction control method for vehicle tail gate | |
| US8152217B2 (en) | Roof operating device | |
| CN110984735B (en) | Electric back door unlocking control method and electric back door lock | |
| CN103953230A (en) | Improved electric lock for opening element of automotive vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |