CN214607421U - Safety belt lock and vehicle - Google Patents
Safety belt lock and vehicle Download PDFInfo
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- CN214607421U CN214607421U CN202120560951.XU CN202120560951U CN214607421U CN 214607421 U CN214607421 U CN 214607421U CN 202120560951 U CN202120560951 U CN 202120560951U CN 214607421 U CN214607421 U CN 214607421U
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Abstract
The embodiment of the utility model provides a safety belt lock and vehicle, the safety belt lock includes: the lock comprises a lock body, a locking mechanism and an electric control device; the locking mechanism comprises a transmission assembly and a locking piece, the locking piece is movably connected with the lock body, and the transmission assembly is connected with the locking piece; the electric control device comprises a motor, a controller and a sensor assembly; the controller is electrically connected with the motor; the sensor assembly is electrically connected with the controller; the sensor assembly comprises a seat belt position sensor and an ignition switch position sensor; a seat belt position sensor for monitoring the seat belt unlock and lock states; the ignition switch position sensor is used for monitoring the on and off states of the ignition switch; the motor is connected with the transmission assembly, and the motor drives the transmission assembly to drive the locking piece to move between the first position and the second position; the primary importance is the position of lock piece and block tongue joint, and the secondary position breaks away from the position of block tongue for the lock piece, the utility model discloses a safety belt lock can realize the automatic unblock of safety belt lock more safe and reliable ground.
Description
Technical Field
The utility model relates to the technical field of auto-parts, especially, relate to a safety belt lock and vehicle.
Background
Safety is the most basic requirement of people for traveling, and the performance of a safety belt is more and more valued by people as a basic protection device for protecting drivers and passengers in the process of automobile collision.
At present, the restraint of a safety belt on a driver and a passenger is mostly realized by clamping a spring bolt integrated with a mesh belt in a safety belt lock, when the safety belt needs to be unlocked, an unlocking button of the safety belt lock is usually required to be manually pressed to unlock the safety belt, or in a vehicle capable of automatically unlocking the safety belt, the safety belt is usually controlled to be unlocked according to a monitored sound instruction, a collision condition, a door opening and closing state or a vehicle speed, and in the existing scheme for automatically unlocking the safety belt, the safety belt is usually unlocked by adopting an electromagnetic adsorption mode.
However, the conventional seat belt unlocking method still has a risk of unlocking the seat belt when the vehicle is running, and the electromagnetic adsorption method has low reliability, and cannot ensure the safety of the driver and the passenger safely and reliably.
SUMMERY OF THE UTILITY MODEL
An embodiment of the utility model provides a safety belt lock to solve current safety belt unblock mode, still having under the condition that the vehicle went, the risk of safety belt unblock, just, the absorbent mode reliability of electromagnetism is lower, can not guarantee the problem of driver and passenger safety safely reliable ground.
In order to solve the problem, the embodiment of the utility model discloses a safety belt lock for the block tongue of fixed safety belt, the safety belt lock includes: the lock comprises a lock body, a locking mechanism and an electric control device;
the locking mechanism comprises a transmission assembly and a locking piece, the locking piece is movably connected with the lock body, and the transmission assembly is connected with the locking piece;
the electric control device comprises a motor, a controller and a sensor assembly; the controller is electrically connected with the motor; the sensor assembly is electrically connected with the controller;
the sensor assembly includes a seat belt position sensor and an ignition switch position sensor; the safety belt position sensor is used for monitoring the unlocking and locking states of a safety belt; the ignition switch position sensor is used for monitoring the on and off states of the ignition switch;
the motor is connected with the transmission assembly and drives the transmission assembly to drive the locking piece to move between a first position and a second position; the first position is the position where the locking piece is clamped with the clamping tongue, and the second position is the position where the locking piece is separated from the clamping tongue.
Optionally, the sensor assembly further comprises a handbrake position sensor;
and the hand brake position sensor is used for monitoring the pulling and loosening states of the hand brake.
Optionally, the locking mechanism further comprises: an elastic member;
one end of the elastic piece is connected with the lock body, and the other end of the elastic piece is connected with the locking piece and used for keeping the locking piece at the first position.
Optionally, the locking member is rotatably coupled to the lock body.
Optionally, the elastic member is a torsion spring.
Optionally, the transmission assembly comprises: a transmission mechanism and a push rod;
the transmission mechanism is respectively connected with the motor and the push rod and is used for converting the circular motion of the output end of the motor into the linear motion of the push rod;
the lock member includes: a lock tongue and a first lock hook;
the lock tongue is fixedly connected with the first lock hook;
the push rod is abutted to the first lock hook and used for driving the lock tongue to be separated from the lock tongue.
Optionally, the transmission mechanism includes any one of a rack and pinion transmission mechanism, a worm and gear transmission mechanism, and a lead screw nut transmission mechanism.
Optionally, the latch member further comprises a second latch hook;
the second lock hook is fixedly connected with the lock tongue;
the locking mechanism further comprises a button;
the button is movably connected with the lock body and is abutted against the second lock hook to drive the lock tongue to be separated from the clamping tongue.
Optionally, the button is disposed on a side of the lock body having a socket, and the latch is clamped with the locking member through the socket.
The embodiment of the utility model provides a still disclose a vehicle, the vehicle includes above-mentioned arbitrary safety belt lock.
The embodiment of the utility model provides a include following advantage:
the embodiment of the utility model provides a safety belt lock and vehicle can monitor safety belt unblock and locking state and ignition switch's opening and off-state, and according to above-mentioned monitoring result, under the circumstances that the safety belt is locked, and ignition switch closes, the controller can driving motor, through the motion of drive assembly drive locking piece, locking piece breaks away from the safety belt block tongue, the safety belt accomplishes the unblock under the pulling force effect of coiler, realize the automatic unblock of safety belt, because the automatic unblock of safety belt lock is carried out under the circumstances that confirm safety belt locking and ignition switch close, explain that the vehicle has been in flame-out state now, driver and passenger may have the intention of unblock safety belt, the automatic unblock of safety belt lock not only can make things convenient for user's unblock, can also ensure safety belt lock automatic unblock under the parking state, can guarantee driver and passenger's safety by safe and reliable, avoid the mode under the condition that the vehicle went, by the safety problem that automatic unblock safety belt causes, and based on mechanical transmission's high reliability advantage, can further improve the security and the reliability of the automatic unblock of safety belt lock, simultaneously, the automatic unblock of safety belt lock can also convenience of customers unblock safety belt, is favorable to promoting the travelling comfort of driving and riding.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a seat belt lock according to an embodiment of the present invention;
fig. 2 is a schematic view illustrating an automatic unlocking of a seat belt lock according to an embodiment of the present invention;
fig. 3 is a schematic view of a manual unlocking of a seat belt lock according to an embodiment of the present invention;
fig. 4 is a flowchart illustrating an automatic unlocking of a seat belt lock according to an embodiment of the present invention;
fig. 5 is a flowchart illustrating another automatic unlocking of a seat belt lock according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, 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 application.
The embodiment of the utility model provides a safety belt lock for the latch 21 of fixed safety belt, the safety belt lock includes: the lock body 11, the locking mechanism 12 and the electric control device 13; the locking mechanism 12 comprises a transmission assembly 121 and a locking member 122, the locking member 122 is movably connected with the lock body 11, and the transmission assembly 121 is connected with the locking member 122; the electric control device 13 comprises a motor 131, a controller 132 and a sensor assembly 133; the controller 132 is electrically connected with the motor 131; the sensor assembly 133 is electrically connected to the controller 132; the sensor assembly 133 includes a seat belt position sensor 1331 and an ignition switch position sensor 1332; wherein, the seat belt position sensor 1331 is used for monitoring the unlocking and locking states of the seat belt; the ignition switch position sensor 1332 is used for monitoring the on and off states of the ignition switch; the motor 131 is connected with the transmission assembly 121, and the motor 131 drives the transmission assembly 121 to drive the locking member 122 to move between the first position and the second position; the first position is a position where the locking piece 122 is clamped with the latch tongue 21, and the second position is a position where the locking piece 122 is separated from the latch tongue 21.
Referring to fig. 4, which shows a flowchart of the embodiment of the present invention for implementing automatic unlocking of a seat belt by a seat belt lock, a user may select whether to open an automatic unlocking function by himself, the selected input mode is not limited to a mechanical button type or a touch type, step S101, if the automatic unlocking function is opened, step S102 is executed, whether to lock the seat belt and whether to close an ignition switch is monitored, and if not, the process is ended; step S102, if the safety belt is locked and the ignition switch is turned off, S103 is executed, the controller 132 sends a signal to the motor 131, the motor 131 acts, the safety belt is unlocked automatically, then the step returns to continue S102, if not, the safety belt is unlocked, and/or the ignition switch is turned on, the step returns to continue S102, and whether the safety belt is locked or not and whether the ignition switch is turned off or not are monitored.
The controller 132 can acquire the safety belt state according to the signal monitored by the sensor component 133, and when it is determined that the safety belt latch 21 is in the locking state and the ignition switch is in the off state, the controller 132 controls the motor 131 to drive the transmission component 121, and the transmission component 121 drives the locking piece 122 to separate from the latch 21 of the safety belt, so that the automatic unlocking of the safety belt is realized, that is, the safety belt is in the locking state and the ignition switch is in the off state, these two conditions need to be met simultaneously, the safety belt lock can be automatically unlocked, the unlocking intention of a user can be more accurately judged, and meanwhile, the safety can be ensured.
In practical application, the safety belt position sensor 1331 may be a sensor that is disposed on the lock body 11 of the safety belt lock and used for monitoring the position of the safety belt locking tongue 21, or may be a sensor that is disposed on the safety belt locking tongue 21 and used for monitoring whether the safety belt locking tongue 21 is inserted into the safety belt lock, or any other sensor that can monitor the unlocking and locking states of the safety belt, and the embodiment of the present invention is not limited thereto.
In practical application, ignition switch position sensor 1332 can acquire the state of ignition switch through monitoring ignition switch position offset, also can acquire the state of ignition switch through the signal of telecommunication of monitoring vehicle, the embodiment of the utility model provides a do not limit to this.
The motor 131 is connected with the transmission assembly 121, and the motion form output by the transmission assembly 121 can include linear motion, circular motion, and the like; a sliding pair, a revolute pair or other kinematic pair may also be formed between the locking member 122 and the lock body 11, for example, a sliding pair may be formed between the locking member 122 and the lock body 11, and when the seat belt latch 21 is inserted into a socket corresponding to the seat belt lock, the motor 131 drives the transmission assembly 121 to output a linear motion, so as to drive the locking member 122 to translate relative to the lock body 11, so that the locking member 122 is inserted into a positioning hole on the seat belt latch 21, thereby realizing locking of the seat belt latch 21; a rotation pair can also be formed between the locking member 122 and the lock body 11, and the motor 131 can drive the transmission assembly 121 to output circular motion to drive the locking member 122 to rotate relative to the lock body 11, so that the locking member 122 is inserted into the positioning hole on the seat belt latch 21, and the locking of the seat belt latch 21 is realized, and the like.
The embodiment of the utility model provides a safety belt lock can monitor safety belt unblock and locking state and ignition switch's opening and off-state, and according to above-mentioned monitoring result, under the circumstances that the safety belt is locked, and ignition switch closes, controller 132 can driving motor 131, drive locking piece 122 through drive assembly 121 and move, locking piece 122 breaks away from safety belt latch 21, the safety belt accomplishes the unblock under the pulling force effect of coiler, realize the automatic unblock of safety belt, because the automatic unblock of safety belt lock is carried out under the circumstances that confirm safety belt locking and ignition switch close, show that the vehicle has been in flameout state this moment, driver and passenger may have the intention of unblock safety belt, the automatic unblock of safety belt lock not only can make things convenient for the user to unblock the safety belt at this moment, can also ensure safety belt lock automatic unblock under the parking state, can guarantee driver and passenger's safety by safe and reliable, avoid the mode under the condition that the vehicle went, by the safety problem that automatic unblock safety belt causes, and based on mechanical transmission's high reliability advantage, can further improve the security and the reliability of the automatic unblock of safety belt lock, simultaneously, the automatic unblock of safety belt lock can also convenience of customers unblock safety belt, is favorable to promoting the travelling comfort of driving and riding.
In the embodiment of the present invention, the sensor assembly 133 further includes a hand brake position sensor 1333; the hand brake position sensor 1333 is used for monitoring the pulling-up and releasing states of the hand brake, the pulling-up of the hand brake can indicate that the vehicle is parked, and the releasing of the hand brake can indicate that the motion state of the vehicle can be changed at any time.
In practical application, the handbrake position sensor 1333 can obtain the pull-up and release states of the handbrake by monitoring the position signal of the handbrake input end; or the pulling-up and releasing states of the hand brake can be acquired by monitoring the position signal of the braking part of the parking mechanism; the pulling-up and loosening states of the hand brake can be obtained by monitoring the mechanical parameters of the hand brake transmission chain; the embodiment of the present invention does not limit this.
Referring to fig. 5, which shows another flowchart of the automatic unlocking of the seat belt lock provided in the embodiment of the present invention, the driver can select whether to open the automatic unlocking function by himself, the selected input mode is not limited to the mechanical button type or the touch type, after the automatic unlocking function is opened, step S201, if the automatic unlocking function is opened, S202 is executed, whether the seat belt is locked, whether the ignition switch is turned off, and whether the hand brake is pulled up are monitored, and if not, the process is ended; step S202, if the safety belt is locked, the ignition switch is turned off and the hand brake is pulled up, S203 is executed, the controller 132 sends a signal to the motor 131, the motor 131 acts, the safety belt is unlocked automatically, then the S202 is executed continuously, if not, the safety belt is unlocked, and/or the ignition switch is turned on, and/or the hand brake is released, the S202 is executed continuously, and whether the safety belt is locked, whether the ignition switch is turned off and whether the hand brake is pulled up are monitored.
The controller 132 can acquire the state of the safety belt according to the signal monitored by the sensor component 133, and when it is determined that the safety belt latch 21 is in the locking state, the ignition switch is in the off state, and the hand brake is in the pull-up state, the controller 132 controls the motor 131 to drive the transmission component 121, the transmission component 121 drives the locking piece 122 to break away from the latch 21 of the safety belt, so that the automatic unlocking of the safety belt is realized, that is, the safety belt is in the locking state, the ignition switch is in the off state, and the hand brake is in the pull-up state, these three conditions need to be satisfied simultaneously, the safety belt lock can be automatically unlocked, the unlocking intention of the user can be judged more accurately, and meanwhile, the safety can be further ensured.
In practical applications, the priority of the seat belt position sensor 1331 may be higher than that of the ignition switch position sensor 1332 and the hand brake position sensor 1333, and in the case of seat belt locking, whether the seat belt lock performs automatic unlocking may be determined according to the signal of the hand brake position sensor 1333 or the ignition switch position sensor 1332, that is, the seat belt lock may be automatically unlocked when the seat belt is in a locked state and the hand brake is in a pulled-up state, and both conditions are satisfied.
The embodiment of the utility model provides a safety belt lock can monitor safety belt unblock and locking state, ignition switch's open and closed state, and manual brake is pulled up and loosen the state, and according to above-mentioned monitoring result, under the circumstances that safety belt locking, ignition switch close and manual brake are pulled up, controller 132 can driving motor 131, through drive assembly 121 drive locking piece 122 motion, locking piece 122 breaks away from safety belt trip 21, the safety belt accomplishes the unblock under the pulling force effect of coiler, realize the automatic unblock of safety belt, because the automatic unblock of safety belt lock is carried out under the circumstances that confirm safety belt locking and ignition switch close, show that the vehicle has been in flame-out and the stall state this moment, driver and passenger may have the intention of unblock safety belt, the automatic unblock of safety belt lock not only can make things convenient for the user to unblock the safety belt at this moment, the safety belt lock can be further ensured to be automatically unlocked in a parking state, the safety of a driver and passengers can be safely and reliably ensured, the safety problem caused by the automatic unlocking of the safety belt under the condition that the vehicle runs in a mode is avoided, and the safety and the reliability of the automatic unlocking of the safety belt lock can be further improved based on the high reliability advantage of mechanical transmission.
In the embodiment of the present invention, the locking mechanism 12 further includes: an elastic member 123; one end of the elastic member 123 is connected to the lock body 11, and the other end of the elastic member 123 is connected to the locking member 122, so as to maintain the locking member 122 at the first position.
In practical applications, if a sliding pair is formed between the locking member 122 and the lock body 11, the elastic member 123 may be a tension spring, and the tension of the tension spring has a component in a direction of the locking member 122 toward the locking position of the seat belt latch 21, so that the locking member 122 always has a tendency to move toward the locking position of the seat belt latch 21; the elastic member 123 may also be a pressure spring, and the elastic force of the pressure spring has a component in the direction of the locking member 122 toward the locking position of the belt latch 21, so that the locking member 122 always has a tendency to move toward the locking position of the belt latch 21; similarly, if the locking member 122 forms a rotation pair with the lock body 11, the elastic member 123 may be a tension spring, a compression spring, or a torsion spring.
Through setting up the elastic component, can make locking piece 122 have the trend towards the motion of safety belt card tongue 21 locking position all the time, refer to fig. 2 and fig. 3, after the safety belt unblock, locking piece 122 can reset under the effect of elastic component 123, when safety belt card tongue 21 inserts the socket on the lock body, locking piece 122 can move under the effect of safety belt card tongue 21 until the locating hole on the safety belt card tongue 21 is relative with locking piece 122, locking piece 122 can insert this locating hole under the effect of elastic component this moment, realize the locking of safety belt, moreover, the steam generator is simple in structure, the function is reliable, can not need motor 131 to maintain the locking force, reduce the energy consumption of safety belt lock.
In practical application, in the process that the controller 132 controls the automatic unlocking of the seat belt lock, the controller 132 may send a pulse signal to the motor 131, where the pulse signal may last for 2 seconds to 3 seconds, so as to ensure that the locking member 122 and the latch 21 can be completely disengaged, and when the pulse signal is ended, the locking member 122 can be reset under the action of the elastic member 123.
In the embodiment of the present invention, the locking member 122 is rotatably connected to the lock body 11.
Referring to fig. 1, the locking member 122 can be rotatably connected to the lock body 11, and the output motion of the transmission assembly 121 can drive the locking member 122 to rotate, so as to unlock and lock the seat belt latch 21.
In the embodiment of the present invention, the elastic member 123 is a torsion spring.
Referring to fig. 2 and 3, the torsion spring is used as the elastic member 123, and the torsion spring and the rotation axis of the locking member 122 can be coaxially arranged, so that one end of the torsion spring is clamped with the locking member 122, and the other end of the torsion spring is clamped with the lock body 11, so that the locking member 122 always tends to move towards the locking position of the safety belt locking tongue 21, and the safety belt locking device is simple in structure and convenient to implement.
In the embodiment of the present invention, the transmission assembly 121 includes: a transmission mechanism and a push rod; the transmission mechanism is respectively connected with the motor 131 and the push rod and is used for converting the circular motion of the output end of the motor 131 into the linear motion of the push rod; the lock member 122 includes: a latch tongue 1221 and a first latch hook 1222; the locking bolt 1221 is fixedly connected with the first locking hook 1222; the push rod abuts against the first lock hook 1222 and is used for driving the lock tongue 1221 to be separated from the lock tongue 21.
Under the condition that the safety belt clamping tongue 21 is monitored to be in a locking state and the ignition switch is monitored to be in a closing state, the controller 132 controls the motor 131 to drive the transmission mechanism, the transmission mechanism can drive the push rod to move linearly, the first lock hook 1222 is pushed through the push rod, the first lock hook 1222 rotates relative to the lock body 11, and due to the fact that the lock tongue 1221 is fixedly connected with the first lock hook 1222, the lock tongue 1221 can also rotate relative to the lock body 11 and further breaks away from the safety belt clamping tongue 21, automatic unlocking of the safety belt is achieved, the structure is simple, and implementation is facilitated.
In practice, the locking member 122 may be an integrally formed part that may have a bolt portion and a first locking hook portion; the locking member 122 can also be a combined member, and is formed by the fixed connection and combination of two parts, namely the lock tongue and the first lock hook, and the embodiment of the present invention does not limit this.
The embodiment of the utility model provides an in, drive mechanism includes any one of rack and pinion drive mechanism, worm gear drive mechanism, screw nut drive mechanism, simple structure easily realizes turning into the linear motion of push rod with the circular motion of motor 131 to higher reliability and stability have.
In an embodiment of the present invention, the locking member further includes a second locking hook 1223; the second locking hook 1223 is fixedly connected with the locking tongue 1221; the locking mechanism 12 further includes a button 124; the button 124 is movably connected to the lock body 11, and the button 124 abuts against the second locking hook 1223 to drive the locking tongue 1221 to disengage from the locking tongue 21.
Referring to fig. 3, can drive the relative lock body 11 of second latch hook 1223 and take place to rotate through pressing button 124, because spring bolt 1221 and second latch hook 1223 fixed connection, spring bolt 1221 also can take place to rotate relative lock body 11, and then break away from the block tongue 21 of safety belt, the safety belt is under the pulling force effect of coiler, the completion unblock, realize the manual unblock of safety belt, moreover, the steam generator is simple in structure, be convenient for realize, through pressing button 124, can accomplish the unblock safety belt, for guaranteeing passenger's safety, manual unblock function is not influenced by automatic unblock function, driver or passenger press manual unblock button 124 at any time, can accomplish the unblock, can satisfy the demand under the different situation in a flexible way.
In practice, the locking member 122 may be an integrally formed part, which may have a locking tongue portion, a first locking hook portion and a second locking hook portion; the locking piece 122 can also be the sub-assembly, is formed by the combination of the three part fixed connection of spring bolt, first latch hook and second latch hook, the embodiment of the utility model provides a do not limit to this.
The embodiment of the present invention provides an embodiment, the button 124 is disposed on one side of the lock body 11 having the socket, the latch bolt 21 passes through the socket and the locking member 122 joint, the button 124 is operated manually, and simultaneously, the layout control of the safety belt lock can be reduced, and the layout rationality in the vehicle is improved.
The embodiment of the utility model provides a vehicle is still provided, the vehicle includes foretell safety belt lock.
The embodiment of the present invention further provides a vehicle, which can monitor the unlocking and locking status of the seat belt and the opening and closing status of the ignition switch due to the seat belt lock, and according to the monitoring result, under the condition that the seat belt is locked and the ignition switch is closed, the controller 132 can drive the motor 131, and the lock member 122 is driven by the transmission assembly 121 to move, so as to realize the automatic unlocking of the seat belt, because the automatic unlocking of the seat belt lock is performed under the condition that the seat belt is locked and the ignition switch is closed, it is indicated that the vehicle is in the flameout status at this time, the driver and the passenger can have the intention to unlock the seat belt, at this time, the automatic unlocking of the seat belt lock not only facilitates the user to unlock the seat belt, but also can ensure the automatic unlocking of the seat belt lock under the parking status, so as to safely and reliably ensure the safety of the driver and the passenger, and avoid the mode under the condition that the vehicle runs, the safety problem caused by the automatic unlocking safety belt, and based on the high reliability advantage of mechanical transmission, can further improve the safety and the reliability of the automatic unlocking of the safety belt lock, and simultaneously, the automatic unlocking of the safety belt lock can also facilitate the user to unlock the safety belt, thereby being beneficial to improving the comfort of driving and riding.
It should be noted that, in the present specification, the embodiments are all described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments may be referred to each other.
It should also be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Moreover, relational terms such as "first" and "second" are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions or should not be construed as indicating or implying relative importance. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in the process, method, article, or terminal equipment comprising the element.
The technical solutions provided by the present application are described in detail above, and the principles and embodiments of the present application are described herein by using specific examples, which are only used to help understanding the present application, and the content of the present description should not be construed as limiting the present application. While various modifications of the illustrative embodiments and applications will be apparent to those skilled in the art based upon this disclosure, it is not necessary or necessary to exhaustively enumerate all embodiments, and all obvious variations and modifications can be resorted to, falling within the scope of the disclosure.
Claims (10)
1. A belt lock for securing a catch (21) of a safety belt, characterized in that the belt lock comprises: the lock comprises a lock body (11), a locking mechanism (12) and an electric control device (13);
the locking mechanism (12) comprises a transmission assembly (121) and a locking piece (122), the locking piece (122) is movably connected with the lock body (11), and the transmission assembly (121) is connected with the locking piece (122);
the electric control device (13) comprises a motor (131), a controller (132) and a sensor assembly (133); the controller (132) is electrically connected with the motor (131); the sensor assembly (133) is electrically connected with the controller (132);
the sensor assembly (133) includes a seatbelt position sensor (1331) and an ignition switch position sensor (1332); wherein the belt position sensor (1331) is configured to monitor belt unlock and lock states; the ignition switch position sensor (1332) is used for monitoring the on and off states of the ignition switch;
the motor (131) is connected with the transmission assembly (121), and the motor (131) drives the transmission assembly (121) to drive the locking piece (122) to move between a first position and a second position; the first position is a position where the locking piece (122) is clamped with the clamping tongue (21), and the second position is a position where the locking piece (122) is separated from the clamping tongue (21).
2. The seat belt lock of claim 1, wherein the sensor assembly (133) further comprises a handbrake position sensor (1333);
and the hand brake position sensor (1333) is used for monitoring the pulling-up and loosening states of the hand brake.
3. The belt lock of claim 1, wherein the locking mechanism (12) further comprises: an elastic member (123);
one end of the elastic piece (123) is connected with the lock body (11), and the other end of the elastic piece (123) is connected with the locking piece (122) and used for keeping the locking piece (122) at the first position.
4. The safety belt lock according to claim 3, characterized in that the locking member (122) is rotationally connected with the lock body (11).
5. The safety belt lock according to claim 4, characterized in that the elastic member (123) is a torsion spring.
6. The belt lock according to claim 4, wherein the transmission assembly (121) comprises: a transmission mechanism and a push rod;
the transmission mechanism is respectively connected with the motor (131) and the push rod and is used for converting the circular motion of the output end of the motor (131) into the linear motion of the push rod;
the lock member (122) includes: a locking tongue (1221) and a first locking hook (1222);
the bolt (1221) is fixedly connected with the first lock hook (1222);
the push rod is abutted to the first lock hook (1222) and used for driving the lock tongue (1221) to be separated from the lock tongue (21).
7. The seatbelt lock according to claim 6, wherein the transmission mechanism comprises any one of a rack and pinion transmission mechanism, a worm gear transmission mechanism, and a lead screw nut transmission mechanism.
8. The seatbelt lock according to claim 6, wherein the locking member (122) further comprises a second locking hook (1223);
the second lock hook (1223) is fixedly connected with the lock tongue (1221);
the locking mechanism (12) further comprises a button (124);
the button (124) is movably connected with the lock body (11), and the button (124) is abutted to the second lock hook (1223) and used for driving the lock tongue (1221) to be separated from the lock tongue (21).
9. The safety belt lock according to claim 8, characterized in that the push button (124) is arranged on the side of the lock body (11) having a socket through which the latch tongue (21) is snapped into the locking member (122).
10. A vehicle, characterized in that it comprises a seat belt latch according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120560951.XU CN214607421U (en) | 2021-03-15 | 2021-03-15 | Safety belt lock and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120560951.XU CN214607421U (en) | 2021-03-15 | 2021-03-15 | Safety belt lock and vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN214607421U true CN214607421U (en) | 2021-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120560951.XU Active CN214607421U (en) | 2021-03-15 | 2021-03-15 | Safety belt lock and vehicle |
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| CN (1) | CN214607421U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115320536A (en) * | 2022-10-12 | 2022-11-11 | 无锡国起电子科技有限公司 | Automatic safety belt removing system and method |
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2021
- 2021-03-15 CN CN202120560951.XU patent/CN214607421U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115320536A (en) * | 2022-10-12 | 2022-11-11 | 无锡国起电子科技有限公司 | Automatic safety belt removing system and method |
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