CN115447530B - Control method, device, equipment and storage medium for seat belt adjustment - Google Patents
Control method, device, equipment and storage medium for seat belt adjustment Download PDFInfo
- Publication number
- CN115447530B CN115447530B CN202211186685.4A CN202211186685A CN115447530B CN 115447530 B CN115447530 B CN 115447530B CN 202211186685 A CN202211186685 A CN 202211186685A CN 115447530 B CN115447530 B CN 115447530B
- Authority
- CN
- China
- Prior art keywords
- drive
- lock catch
- seat belt
- seat
- control method
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R22/00—Safety belts or body harnesses in vehicles
- B60R22/18—Anchoring devices
- B60R22/20—Anchoring devices adjustable in position, e.g. in height
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/037—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for occupant comfort, e.g. for automatic adjustment of appliances according to personal settings, e.g. seats, mirrors, steering wheel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R22/00—Safety belts or body harnesses in vehicles
- B60R22/18—Anchoring devices
- B60R22/20—Anchoring devices adjustable in position, e.g. in height
- B60R2022/208—Anchoring devices adjustable in position, e.g. in height by automatic or remote control means
Abstract
The invention discloses a control method, a device, equipment and a storage medium for adjusting a safety belt, wherein the safety belt comprises a lock catch, a lock tongue, a braid, a first driving device and a pressure sensor, wherein the lock catch, the lock tongue, the braid, the first driving device and the pressure sensor are arranged on the inner wall of a slot of the lock catch, and the control method for adjusting the safety belt comprises the following steps: after the lock tongue is inserted into the slot of the lock catch, pressure information of the lock tongue acting on the side wall of the lock catch is obtained; and controlling the first driving device to drive the lock catch to drive the lower end of the braid to move back and forth according to the pressure information. The effort between hasp and the spring bolt is measured through the slot inner wall at the hasp to indirect reaction meshbelt's atress equilibrium degree, according to pressure information, the lower extreme front and back activity of control first drive arrangement drive meshbelt, adjust the position and the angle of meshbelt, make effort between hasp and the spring bolt comparatively balanced, make the passenger experience comfortable, in order to solve current safety belt to the not good problem of crowd comfort level of different sizes.
Description
Technical Field
The present invention relates to the field of motor vehicles, and more particularly to a control method, apparatus, device and storage medium for seat belt adjustment.
Background
Based on the safety, the vehicle type development can adopt safety belts and safety belt locks of different types, and most safety belt locks can be fixed on a seat at present and the adjusting direction is limited. For different crowds, such as obese people with smaller stature and women with smaller stature or pregnant women, the restraint range and the angle of the safety belt are different, riding is uncomfortable, and meanwhile, the safety hidden danger can exist due to poor wrapping performance.
Disclosure of Invention
The invention mainly aims to provide a control method, a device, equipment and a storage medium for adjusting a safety belt, and aims to solve the problem that the existing safety belt is poor in comfort for people with different sizes.
In order to achieve the above-mentioned purpose, the present invention provides a control method for adjusting a safety belt, wherein the safety belt comprises a lock catch, a lock tongue, a webbing, a first driving device and a pressure sensor, wherein the lock catch is arranged on a vehicle body, the first driving device is in driving connection with the lock catch and is used for driving the lock catch to move along the front and back directions of the vehicle body, the lock catch is formed with a slot for inserting the lock tongue, the lock tongue is provided with a first mounting hole for inserting and mounting the lower end of the webbing, the lower end of the webbing is inserted into the first mounting hole and is fixedly connected with a waist fixing part, the lock catch is used for being arranged on two sides of the seat with the waist fixing part, and the pressure sensor is arranged on the inner wall of the slot;
the control method for the seat belt adjustment comprises the following steps:
after the lock tongue is inserted into the slot of the lock catch, pressure information of the lock tongue acting on the side wall of the lock catch is obtained;
and controlling the first driving device to drive the lock catch to drive the lower end of the braid to move back and forth according to the pressure information.
Optionally, after the lock tongue is inserted into the slot of the lock catch, the step of obtaining pressure information of the lock tongue acting on the side wall of the lock catch includes:
acquiring a first pressure value acting on a front side wall of the slot on the front side and a second pressure value acting on a rear side wall of the slot on the rear side;
the step of controlling the first driving device to drive the lock catch to move to drive the lower end of the webbing to move back and forth according to the pressure information comprises the following steps:
when the first pressure value is larger than the second pressure value, the first driving device is controlled to drive the lock catch to move forwards;
and when the first pressure value is smaller than the second pressure value, controlling the first driving device to drive the lock catch to move backwards.
Optionally, the safety belt further comprises a retractor, a second driving device and a shoulder fixing part fixed on the vehicle body and positioned above the waist fixing part, wherein a second mounting hole is formed in the shoulder fixing part, the upper end part of the webbing is arranged in the second mounting hole in a penetrating manner and fixedly connected with the retractor, and the second driving device is in driving connection with the shoulder fixing part and is used for driving the shoulder fixing part to move up and down and forward and backward along the vehicle body;
the control method of the seat belt adjustment further includes the steps of:
acquiring personnel information of passengers on the seat, wherein the personnel information comprises personnel sitting height parameters;
and controlling the second driving device to drive the shoulder fixing part to drive the upper end of the braid to move up and down and front and back according to the personnel sitting height parameter.
Optionally, the step of acquiring personnel information of the sitting personnel on the seat, wherein the personnel information comprises personnel sitting height parameters comprises the following steps:
acquiring image information of a person on the seat;
and determining a sitting height parameter H1 of the person on the seat according to the image information.
Optionally, the step of controlling the second driving device to drive the shoulder fixing portion to drive the upper end of the webbing to move up and down and forward and backward according to the sitting height parameter of the person includes:
according to the personnel sitting height parameter H1, determining a first set height H2 between the shoulder fixing part and the floor of the car body, wherein H1-25cm is less than or equal to H2 and less than or equal to H1-15cm;
acquiring an initial height H0 between the shoulder fixing part and the floor of the vehicle body;
when H0 is less than H2, controlling the second driving device to drive the shoulder fixing part to move upwards by a distance H2-H0;
when H0 is more than H2, the second driving device is controlled to drive the shoulder fixing part to move downwards by a distance H0-H2.
Optionally, the safety belt further comprises a third driving device, and the third driving device is in driving connection with the lock catch and is used for driving the lock catch to move up and down;
the personnel information further comprises a measured abdominal parameter of the personnel, and the step of acquiring the personnel information of the seating personnel further comprises the following steps:
acquiring an initial distance S1 between the lock catch and the seat in the front-rear direction;
acquiring the measured abdominal parameters L1 of the seat occupant;
when the measured abdominal circumference L1 is larger than the preset abdominal circumference L0, the third driving device is controlled to drive the lock catch to move upwards.
Optionally, the step of obtaining the measured abdominal parameter L1 of the seat occupant comprises:
measuring and calculating the width W1 of the abdomen of the person on the seat according to the image information, and the thickness D1 of the abdomen in the front-rear direction;
from the width W1 of the abdomen and the thickness D1 of the abdomen, a measured abdomen circumference L1 of the person on the seat is calculated, wherein l1=0.5piw2+2w1-W2.
The invention also provides a control device for adjusting the safety belt, which comprises:
the acquisition module is used for acquiring pressure information of the pressure sensor;
and the execution module is used for controlling the first driving device to drive the lock catch to move so as to drive the lower end of the braid to move back and forth according to the pressure information.
The invention also provides a control device for seat belt adjustment, comprising: the control system comprises a memory, a processor and a control program of the safety belt adjustment, wherein the control program of the safety belt adjustment is stored in the memory and can run on the processor, and the control program of the safety belt adjustment is configured to realize the control method of the safety belt adjustment.
The invention also provides a storage medium, wherein the storage medium is stored with a control program for adjusting the safety belt, and the control method for adjusting the safety belt is realized when the control program for adjusting the safety belt is executed by a processor.
According to the technical scheme, after the lock tongue is inserted into the slot of the lock catch, the pressure sensor measures the pressure value of the lock tongue acting on the side wall of the slot of the lock catch, the first driving device is controlled to drive the lock catch to drive the lower end of the webbing to move back and forth according to the pressure value, so that the force acting on the side wall of the slot is balanced, the acting force between the lock catch and the lock tongue is measured through the pressure sensor arranged on the inner wall of the slot of the lock catch, so that the stress balance degree of the webbing is indirectly reflected, the first driving device is controlled to drive the lower end of the webbing to move back and forth according to the pressure information, the position and the angle of the webbing are regulated, so that the acting force between the lock catch and the lock tongue is balanced, the face acting on the webbing is the largest stress face, passengers experience comfort is achieved, and the problem that the existing safety belt is poor in comfort for people of different sizes is solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a control method and apparatus for seat belt adjustment in a hardware operating environment according to an embodiment of the present invention;
FIG. 2 is a flow chart of a first embodiment of a control method based on seat belt adjustment according to the present invention;
FIG. 3 is a flow chart of a second embodiment of a control method based on seat belt adjustment according to the present invention;
FIG. 4 is a flow chart of a third embodiment of a control method based on seat belt adjustment according to the present invention;
FIG. 5 is a flow chart of a fourth embodiment of a control method based on seat belt adjustment according to the present invention;
FIG. 6 is a flow chart of a fifth embodiment of a seat belt adjustment based control method of the present invention;
FIG. 7 is a flowchart of a sixth embodiment of a belt adjustment based control method according to the present invention;
fig. 8 is a flowchart of a seventh embodiment of a control method based on seat belt adjustment according to the present invention.
The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present invention, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.
Referring to fig. 1, fig. 1 is a schematic device structure diagram of a hardware running environment according to an embodiment of the present invention.
As shown in fig. 1, the apparatus may include: a processor 1001, such as a CPU, a communication bus 1002, a user interface 1003, a network interface 1004, and a memory 1005. Wherein the communication bus 1002 is used to enable connected communication between these components. The user interface 1003 may include a Display, an input unit such as keys, and the optional user interface 1003 may also include a standard wired interface, a wireless interface. The network interface 1004 may optionally include a standard wired interface, a wireless interface (e.g., WI-FI interface). The memory 1005 may be a high-speed RAM memory or a stable memory (non-volatile memory), such as a disk memory. The memory 1005 may also optionally be a storage device separate from the processor 1001 described above.
It will be appreciated by those skilled in the art that the control method device configuration of the seat belt adjustment shown in fig. 1 does not constitute a limitation of the control method device of the seat belt adjustment, and may include more or fewer components than shown, or may combine certain components, or a different arrangement of components.
As shown in fig. 1, an operating system, a network communication module, a user interface module, and a control method program of the seatbelt adjustment may be included in the memory 1005 as one type of storage medium.
In the control method device for seat belt adjustment shown in fig. 1, the network interface 1004 is mainly used for connecting to a server, and performing data communication with the server; the user interface 1003 is mainly used for connecting a user terminal and communicating data with the terminal; the control method device for seat belt adjustment of the present invention calls the control method program for seat belt adjustment stored in the memory 1005 through the processor 1001, and executes the control method for seat belt adjustment provided by the embodiment of the present invention.
Based on the hardware structure, the embodiment of the control method for adjusting the safety belt is provided.
Referring to fig. 2, fig. 2 is a flowchart of a first embodiment of a control method for seat belt adjustment according to the present invention.
In a first embodiment, the safety belt comprises a lock catch, a lock tongue, a braid, a first driving device and a pressure sensor, wherein the lock catch, the lock tongue, the braid, the first driving device and the pressure sensor are arranged on a vehicle body, the first driving device is in driving connection with the lock catch and is used for driving the lock catch to move forwards and backwards along the vehicle body, the lock catch is formed with a slot for inserting the lock tongue, the lock tongue is provided with a first mounting hole for the lower end of the braid to penetrate through and mount, the lower end of the braid penetrates through the first mounting hole and is fixedly connected with a waist fixing part, the lock catch is used for being fixedly connected with the waist fixing part on two sides of the seat, and the pressure sensor is arranged on the inner wall of the slot.
The control method for the seat belt adjustment comprises the following steps:
step S1, after the lock tongue is inserted into the slot of the lock catch, pressure information of the lock tongue acting on the side wall of the lock catch is obtained.
The execution body of the present embodiment may be a control method device for belt adjustment, the control method device for belt adjustment may be provided with a control method program for belt adjustment, or may be other devices capable of achieving the same or similar functions, and this embodiment is not limited thereto.
In a specific implementation, the latch bolt is inserted into the slot of the lock catch, preferably before the vehicle starts, a vehicle starting signal can be obtained through the vehicle ECU, and also can obtain vehicle engine starting information, the vehicle starting signal mainly reflects that the vehicle is in a state capable of being controlled, the vehicle is not necessarily in an ignition state, for example, for an electric automobile, the vehicle starting refers to a state that the vehicle is switched from non-electrified to electrified of an internal control system.
In this step, since the webbing is threaded through the lock tongue, the lock catch and the waist fixing portion are provided on both sides of the seat, after the lock tongue is inserted into the slot, the extending direction of the webbing between the lock catch and the waist fixing portion is related to the relative position between the lock catch and the waist fixing portion, and the body shape of the occupant, and the extending direction of the webbing makes the stress direction between the lock catch and the lock tongue also different.
And S2, controlling the first driving device to drive the lock catch to drive the lower end of the braid to move back and forth according to the pressure information.
It can be understood that when the pressure values of the various positions between the lock tongue and the side wall of the slot are equal, the force of the webbing between the lock catch and the waist fixing part is balanced, and the pressure on the occupant is also uniform.
According to the technical scheme, after the lock tongue is inserted into the slot of the lock catch, the pressure sensor measures the pressure value of the lock tongue acting on the side wall of the slot of the lock catch, the first driving device is controlled to drive the lock catch to drive the lower end of the webbing to move back and forth according to the pressure value, so that the force acting on the side wall of the slot is balanced, the acting force between the lock catch and the lock tongue is measured through the pressure sensor arranged on the inner wall of the slot of the lock catch, so that the stress balance degree of the webbing is indirectly reflected, the first driving device is controlled to drive the lower end of the webbing to move back and forth according to the pressure information, the position and the angle of the webbing are regulated, so that the acting force between the lock catch and the lock tongue is balanced, the face acting on the webbing is the largest stress face, passengers experience comfort is achieved, and the problem that the existing safety belt is poor in comfort for people of different sizes is solved.
In an embodiment, as shown in fig. 3, a second embodiment of the control method for adjusting a seat belt according to the present invention is provided based on the first embodiment, and step S1, that is, after the lock tongue is inserted into the slot of the lock catch, the step of obtaining pressure information of the lock tongue acting on the side wall of the lock catch includes:
step S11, a first pressure value acting on the front side wall of the slot on the front side and a second pressure value acting on the rear side wall of the slot on the rear side are obtained.
In this embodiment, the direction of the lock catch is generally matched with the stature of the occupant, but the stature of the occupant will take the stature information of most people as a reference.
When the riding personnel are pregnant women or fat people with larger abdominal circumference, the apparent fluctuation of the webbing between the lock catch and the waist fixing part is larger, so that the angle and the amplitude of forward deflection of the webbing between the lock catch and the waist fixing part are larger, and the pressure acting on the front side wall of the slot on the front side is larger.
When the riding personnel are people with smaller stature, the fluctuation of the webbing between the lock catch and the waist fixing part is smaller and smaller than the preset fluctuation, so that the angle and the amplitude of the backward offset of the webbing between the lock catch and the waist fixing part become larger, and the pressure acting on the front side wall of the slot on the rear side is larger.
Step S2, namely, the step of controlling the first driving device to drive the latch to move so as to drive the lower end of the webbing to move back and forth according to the pressure information includes:
when the first pressure value is larger than the second pressure value, the first driving device is controlled to drive the lock catch to move forwards;
and when the first pressure value is smaller than the second pressure value, controlling the first driving device to drive the lock catch to move backwards.
In this embodiment, in order to consider the safety of pregnant women and the convenience of the physically obese passengers operating the locking or unlocking of the locking tongue, the lock catch needs to move towards the front of the vehicle body, and after the lock catch moves forward, the angle of the webbing changes, so that the acting force between the lock catch and the locking tongue is balanced, and the surface of the webbing acting on the passenger is the maximum stress surface, so that the passenger experiences comfort.
Considering the riding safety of taking personnel for the women of minor stature, the hasp needs suitable backward activity, strengthens the parcel nature of safety belt, equally behind the backward activity of hasp, the angle of meshbelt changes for effort between the hasp with the spring bolt is comparatively balanced, thereby makes the meshbelt act on passenger's face and is the biggest atress face, makes passenger experience comfortable, has also guaranteed the safety of taking personnel.
In an embodiment, as shown in fig. 4, a third embodiment of the control method for adjusting a seat belt according to the present invention is provided based on the first embodiment, in this embodiment, the seat belt further includes a retractor, a second driving device, and a shoulder fixing portion fixed to the vehicle body and located above the waist fixing portion, the shoulder fixing portion is formed with a second mounting hole, an upper end portion of the webbing is threaded through the second mounting hole and fixedly connected to the retractor, and the second driving device is in driving connection with the shoulder fixing portion, and is used for driving the shoulder fixing portion to move up and down and forward and backward along the vehicle body;
the control method of the seat belt adjustment further includes the steps of:
and S3, acquiring personnel information of the passengers on the seat, wherein the personnel information comprises personnel sitting height parameters.
In this embodiment, the inclination angle and the extending direction of the webbing between the buckle and the shoulder fixing portion affect the occupant comfort in addition to the angle of the webbing between the buckle and the waist fixing portion, and also affect occupants of different heights.
When the height of the passengers is higher than that of the general population, the locking tongue and the lock catch are locked for facilitating the passengers to directly pull the locking tongue, so that the locking tongue and the lock catch can be smoothly locked by avoiding the webbing at the shoulder to bypass the shoulder of the passengers, and the upper end of the webbing is required to be set higher.
When the personnel of taking is shorter than general crowd's height, in order to avoid the meshbelt of shoulder to take place to interfere with the neck of personnel of taking, the circumstances of the mill neck appears, and shoulder fixed part is too high, and the side direction parcel nature at personnel of taking is worse, and the security risk that exists is bigger, the upper end of meshbelt needs to set up lower just can accord with the needs.
And S4, controlling the second driving device to drive the shoulder fixing part to drive the upper end of the webbing to move up and down and front and back according to the personnel sitting height parameter.
In this embodiment, through the parameter of the seat height of the person, the position of the shoulder fixing portion in the up-down direction is adjusted, so that the shoulder fixing portion can adapt to the seat height of the person, the passenger experiences comfort, and the safety of the passenger is also ensured.
In an embodiment, as shown in fig. 5, a fourth embodiment of the control method for adjusting a seat belt according to the present invention is provided based on the third embodiment, and the step S3 of acquiring personnel information of a passenger on the seat, where the personnel information includes a personnel sitting height parameter includes:
step S31, acquiring image information of the person on the seat.
In particular, the image information of passengers in the vehicle can be obtained through the in-vehicle visual image recognition system. The in-car visual image recognition system comprises a camera and an intelligent recognition device.
And S32, determining a sitting height parameter H1 of the person on the seat according to the image information.
In the step, an intelligent recognition device in the in-vehicle visual image recognition system calculates and calculates a sitting height parameter H1 of a person on the seat according to the image information.
The sitting height parameter is a distance value of the top of the head of the person from the sole of the person in the up-down direction when the person is in a sitting position, so that the outline of the person on the seat can be identified according to the image information, and the sitting height parameter of the person on the seat can be calculated. Of course, the sitting height parameter of the person on the seat may also be calculated by measuring the outer contour of the head of the person on the seat compared to the height of the seat.
In an embodiment, as shown in fig. 6, a fifth embodiment of the control method for adjusting a seat belt according to the third embodiment is provided, and step S4, that is, the step of controlling the second driving device to drive the shoulder fixing portion to drive the upper end of the webbing to move up and down and forward and backward according to the sitting height parameter of the person, includes:
s41, determining a first set height H2 between the shoulder fixing part and the floor of the car body according to the personnel sitting height parameter H1, wherein H1-25cm is less than or equal to H2 and less than or equal to H1-15cm.
The general shoulder fixing portion is located between the top of the head of the occupant and the upper end of the shoulder in the up-down direction, and preferably has a height lower than the top of the head of the occupant by about 20cm.
Therefore, after the sitting height parameter H1 of the person is obtained, the position of the shoulder fixing portion can be measured, that is, the shoulder fixing portion is shorter than the head top of the person by about 20cm, in this embodiment, considering the difference of the head sizes of the person, the distance between the shoulder fixing portion and the floor of the vehicle body can float by about 5cm, that is, H1-25cm is less than or equal to H2 is less than or equal to H1-15cm. Preferably, h2=h1-20 cm.
Step S42, obtaining an initial height H0 between the shoulder fixing part and the floor of the vehicle body;
when H0 is less than H2, controlling the second driving device to drive the shoulder fixing part to move upwards by a distance H2-H0;
when H0 is more than H2, the second driving device is controlled to drive the shoulder fixing part to move downwards by a distance H0-H2.
In this embodiment, in order to facilitate adjustment of the shoulder fixing portion, an initial height between the shoulder fixing portion and the floor of the vehicle body needs to be measured, and when H0 < H2, the shoulder fixing portion needs to be moved upward, and the moving displacement amount is H2-H0; when H0 > H2, the shoulder fixing part needs to move downwards, and the moving displacement amount is H0-H2.
In an embodiment, as shown in fig. 7, a sixth embodiment of a control method for adjusting a seat belt according to the present invention is provided based on the fourth embodiment, where the seat belt further includes a third driving device, and the third driving device is in driving connection with the lock catch, and is used for driving the lock catch to move up and down;
the step S3, that is, the step of acquiring the personnel information of the sitting person further includes:
and S5, acquiring an initial distance S1 between the lock catch and the seat in the front-rear direction.
In this embodiment, in order to consider the convenience of pregnant women and physically obese passengers in locking or unlocking the lock tongue, when the abdomen is large, if the lock catch is positioned on the left side of the seat when the lock tongue is operated, the arm needs to bypass the abdomen to fix the lock tongue and the lock catch when the right hand holds the lock tongue, so that the lock catch needs to be set higher, and the use of the passenger is convenient.
And S6, acquiring the measured abdominal parameter L1 of the sitting person.
And S7, controlling the third driving device to drive the lock catch to move upwards when the measured abdominal circumference L1 is larger than a preset abdominal circumference L0.
In this embodiment, when the measured abdominal circumference L1 is greater than the preset abdominal circumference L0, it is indicated that the abdominal circumference of the seat occupant is too large, and the third driving device is required to be controlled to drive the lock catch to move upwards.
In an embodiment, as shown in fig. 8, a seventh embodiment of the control method for adjusting a seat belt according to the present invention is proposed based on the sixth embodiment, and the step S6, that is, the step of obtaining the measured abdominal parameter L1 of the occupant in the seat, further includes:
step S61, measuring and calculating the width W1 of the abdomen of the person on the seat according to the image information, wherein the thickness D1 of the abdomen in the front-rear direction;
step S62, calculating a measured abdominal circumference L1 of the person on the seat according to the width W1 of the abdomen and the thickness D1 of the abdomen, wherein l1=0.5pi w2+2w1-W2.
In this embodiment, since the abdomen of a person can be seen as a similar semi-ellipse in cross section, measurement and calculation of the abdomen circumference can be obtained according to a calculation formula of the circumference of the ellipse, wherein the circumference formula of the ellipse is l=2pi+4 (a-b), the long half-axis length of the ellipse is a, and the short half-axis length is b. Whereas the circumference of the semi-ellipse is pi b+2 (a-b), since the circumference value is half the circumference of the ellipse plus the entire width of the abdomen, the entire circumference value is pi b+2 (a-b) +2a=pi b+4a-2b, and thus, in the present embodiment, the width W1 of the abdomen of the person on the seat and the thickness D1 of the abdomen in the front-rear direction can be calculated from the image information, and l1=0.5pi w2+2w1-W2 can be calculated from w1=2a, w2=2b according to the above-described derivation formula.
In addition, in order to achieve the above object, the present invention also proposes a control device for seat belt adjustment, the control device for seat belt adjustment including an acquisition module and an execution module, the acquisition module being configured to acquire pressure information of a pressure sensor; and the execution module is used for controlling the first driving device to drive the lock catch to move so as to drive the lower end of the braid to move back and forth according to the pressure information. The control device for adjusting the safety belt adopts all the technical schemes of all the embodiments, so that the control device at least has all the beneficial effects brought by the technical schemes of the embodiments, and the description is omitted.
In addition, in order to achieve the above object, the present invention also proposes a control method apparatus of seat belt adjustment, the control method apparatus of seat belt adjustment including: a memory, a processor and a control method program for seat belt adjustment stored on the memory and executable on the processor, the control method for seat belt adjustment being configured to implement the control method for seat belt adjustment as described above.
In addition, the embodiment of the invention also provides a storage medium, wherein the storage medium is stored with a control method program based on the safety belt adjustment, and the control method program of the safety belt adjustment realizes the control method of the safety belt adjustment when being executed by a processor.
Because the storage medium adopts all the technical schemes of all the embodiments, the storage medium has at least all the beneficial effects brought by the technical schemes of the embodiments, and the description is omitted here.
The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the scope of the invention, and all equivalent structural changes made by the description of the present invention and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the invention.
Claims (9)
1. The utility model provides a control method of safety belt regulation, its characterized in that the safety belt includes the hasp, spring bolt, meshbelt, first drive arrangement and the pressure sensor of locating the automobile body, first drive arrangement with the hasp drive connection is used for the drive the hasp is along the fore-and-aft motion of automobile body, the hasp is formed with the confession the slot of spring bolt cartridge, the spring bolt is provided with the confession the lower extreme of meshbelt wears to establish the first mounting hole of installation, the lower extreme of meshbelt wears to locate first mounting hole and with waist fixed part fixed connection, the hasp be used for with waist fixed part locates the both sides of seat, pressure sensor arranges in the inner wall of slot, the step of the control method of safety belt regulation includes:
after the lock tongue is inserted into the slot of the lock catch, pressure information of the lock tongue acting on the side wall of the lock catch is obtained;
according to the pressure information, the first driving device is controlled to drive the lock catch to drive the lower end of the webbing to move back and forth;
wherein, after the lock tongue is inserted into the slot of the lock catch, the step of obtaining the pressure information of the lock tongue acting on the side wall of the lock catch comprises the following steps:
acquiring a first pressure value acting on a front side wall of the slot on the front side and a second pressure value acting on a rear side wall of the slot on the rear side;
the step of controlling the first driving device to drive the lock catch to move to drive the lower end of the webbing to move back and forth according to the pressure information comprises the following steps:
when the first pressure value is larger than the second pressure value, the first driving device is controlled to drive the lock catch to move forwards;
and when the first pressure value is smaller than the second pressure value, controlling the first driving device to drive the lock catch to move backwards.
2. The control method for seat belt adjustment according to claim 1, wherein the seat belt further comprises a retractor, a second driving device and a shoulder fixing portion fixed to the vehicle body and located above the waist fixing portion, the shoulder fixing portion being formed with a second mounting hole, an upper end portion of the webbing being inserted into the second mounting hole and fixedly connected to the retractor, the second driving device being drivingly connected to the shoulder fixing portion for driving the shoulder fixing portion to move up and down and forward and backward along the vehicle body;
the control method of the seat belt adjustment further includes the steps of:
acquiring personnel information of passengers on the seat, wherein the personnel information comprises personnel sitting height parameters;
and controlling the second driving device to drive the shoulder fixing part to drive the upper end of the braid to move up and down and front and back according to the personnel sitting height parameter.
3. The control method of seat belt adjustment according to claim 2, wherein the step of acquiring personnel information of the occupant of the seat, the personnel information including a personnel sitting height parameter, comprises:
acquiring image information of a person on the seat;
and determining a sitting height parameter H1 of the person on the seat according to the image information.
4. A control method for seat belt adjustment according to claim 3, wherein the step of controlling the second driving means to drive the shoulder fixing portion to move the upper end of the webbing in the up-down direction and the front-rear direction according to the occupant sitting height parameter comprises:
according to the personnel sitting height parameter H1, determining a first set height H2 between the shoulder fixing part and the floor of the car body, wherein H1-25cm is less than or equal to H2 and less than or equal to H1-15cm;
acquiring an initial height H0 between the shoulder fixing part and the floor of the vehicle body;
when H0 is less than H2, controlling the second driving device to drive the shoulder fixing part to move upwards by a distance H2-H0;
when H0 is more than H2, the second driving device is controlled to drive the shoulder fixing part to move downwards by a distance H0-H2.
5. A control method for seat belt adjustment according to claim 3, characterized in that the seat belt further comprises a third driving device, which is in driving connection with the lock catch and is used for driving the lock catch to move up and down;
the personnel information further comprises a measured abdominal parameter of the personnel, and the step of acquiring the personnel information of the seating personnel further comprises the following steps:
acquiring an initial distance S1 between the lock catch and the seat in the front-rear direction;
acquiring a measured abdominal parameter L1 of the seat occupant;
when the measured abdominal circumference parameter L1 is larger than the preset abdominal circumference L0, the third driving device is controlled to drive the lock catch to move upwards.
6. The control method of seat belt adjustment according to claim 5, characterized in that the step of acquiring the measured abdominal parameter L1 of the seat occupant comprises:
measuring and calculating the width W1 of the abdomen of the person on the seat according to the image information, and the thickness D1 of the abdomen in the front-rear direction;
from the width W1 of the abdomen and the thickness D1 of the abdomen, a measured abdomen circumference L1 of the person on the seat is calculated, wherein l1=0.5piw2+2w1-W2.
7. A control device of a seat belt adjustment for implementing the control method of a seat belt adjustment according to any one of claims 1 to 6, the control device of a seat belt adjustment comprising:
the acquisition module is used for acquiring pressure information of the pressure sensor;
and the execution module is used for controlling the first driving device to drive the lock catch to move so as to drive the lower end of the braid to move back and forth according to the pressure information.
8. A control device for seat belt adjustment, characterized in that the control device for seat belt adjustment comprises: a memory, a processor and a seat belt adjustment control program stored on the memory and executable on the processor, the seat belt adjustment control program being configured to implement the seat belt adjustment control method according to any one of claims 1 to 6.
9. A storage medium having stored thereon a control program for seat belt adjustment, which when executed by a processor, implements the seat belt adjustment control method according to any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211186685.4A CN115447530B (en) | 2022-09-27 | 2022-09-27 | Control method, device, equipment and storage medium for seat belt adjustment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211186685.4A CN115447530B (en) | 2022-09-27 | 2022-09-27 | Control method, device, equipment and storage medium for seat belt adjustment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115447530A CN115447530A (en) | 2022-12-09 |
| CN115447530B true CN115447530B (en) | 2023-06-30 |
Family
ID=84306543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211186685.4A Active CN115447530B (en) | 2022-09-27 | 2022-09-27 | Control method, device, equipment and storage medium for seat belt adjustment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115447530B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5822707A (en) * | 1992-05-05 | 1998-10-13 | Automotive Technologies International, Inc. | Automatic vehicle seat adjuster |
| EP1736382A1 (en) * | 2005-06-24 | 2006-12-27 | Wilhelm Karmann GmbH | Safety belt presenting device for vehicles |
| CN106080501A (en) * | 2016-07-20 | 2016-11-09 | 从光梅 | A kind of seat belt warning devices |
| CN106364448A (en) * | 2015-07-22 | 2017-02-01 | 株式会社东海理化电机制作所 | Buckle device |
| CN107021062A (en) * | 2017-03-15 | 2017-08-08 | 浙江零跑科技有限公司 | A kind of control method and device of vehicle safety belt |
| CN109910812A (en) * | 2019-03-19 | 2019-06-21 | 北京长城华冠汽车科技股份有限公司 | A kind of control method of seat belt apparatus, vehicle and vehicle safety belt device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8864172B2 (en) * | 2012-11-14 | 2014-10-21 | Ford Global Technologies, Llc | Seatbelt buckle height adjustment mechanism |
-
2022
- 2022-09-27 CN CN202211186685.4A patent/CN115447530B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5822707A (en) * | 1992-05-05 | 1998-10-13 | Automotive Technologies International, Inc. | Automatic vehicle seat adjuster |
| EP1736382A1 (en) * | 2005-06-24 | 2006-12-27 | Wilhelm Karmann GmbH | Safety belt presenting device for vehicles |
| CN106364448A (en) * | 2015-07-22 | 2017-02-01 | 株式会社东海理化电机制作所 | Buckle device |
| CN106080501A (en) * | 2016-07-20 | 2016-11-09 | 从光梅 | A kind of seat belt warning devices |
| CN107021062A (en) * | 2017-03-15 | 2017-08-08 | 浙江零跑科技有限公司 | A kind of control method and device of vehicle safety belt |
| CN109910812A (en) * | 2019-03-19 | 2019-06-21 | 北京长城华冠汽车科技股份有限公司 | A kind of control method of seat belt apparatus, vehicle and vehicle safety belt device |
Non-Patent Citations (1)
| Title |
|---|
| 基于六西格玛管理方法的安全带锁扣高度设计优化;曾燕娜;;汽车零部件(07);全文 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115447530A (en) | 2022-12-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109131204B (en) | Adaptive seat belt system and method | |
| US9623835B2 (en) | Four-point seat belt device | |
| CA2661557C (en) | Seatbelt retention device and system | |
| WO2005073034A1 (en) | A safety arrangement | |
| US20140138942A1 (en) | Reversible 3-point to 4-point seat belt system | |
| CN111605452A (en) | Integration of child safety seat and vehicle seat belt reminder system | |
| US5897169A (en) | Seat belt webbing guide | |
| US11173872B2 (en) | Vehicle occupant restraint device | |
| GB2561949A (en) | Seatbelt assembly including a two point seatbelt | |
| CN115447530B (en) | Control method, device, equipment and storage medium for seat belt adjustment | |
| US5979991A (en) | Vehicle headrest including integrated seat belt webbing guide | |
| CN113306460A (en) | Vehicle seat for a motor vehicle and positioning method thereof | |
| CN111845258A (en) | Method and device for regulating and controlling in-vehicle equipment, terminal and storage medium | |
| US11059450B2 (en) | Vehicle occupant restraint device | |
| EP2949505B1 (en) | Buckle arrangement | |
| US11318903B2 (en) | Vehicle occupant protection device | |
| CN210502603U (en) | Safety belt alarm device based on multi-factor set analysis | |
| US10384570B2 (en) | Child-seat restraint system | |
| KR101090826B1 (en) | Seatbelt buckle for vehicle | |
| US20050140127A1 (en) | System and method for steering wheel adjustment | |
| CN212148555U (en) | Intelligent automobile seat headrest with automatic height adjustment function | |
| CN115009219B (en) | Invalidation-preventing safety belt unbuckled reminding system | |
| CN216684186U (en) | Seat headrest device and vehicle including the same | |
| JP2011251577A (en) | Occupant crash protection device | |
| JPH078324Y2 (en) | Seat belt webbing mooring device |
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 |