CN114771459A - Car and safety belt hasp thereof - Google Patents

Car and safety belt hasp thereof Download PDF

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Publication number
CN114771459A
CN114771459A CN202210406629.0A CN202210406629A CN114771459A CN 114771459 A CN114771459 A CN 114771459A CN 202210406629 A CN202210406629 A CN 202210406629A CN 114771459 A CN114771459 A CN 114771459A
Authority
CN
China
Prior art keywords
light
light guide
safety belt
seat
automobile
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.)
Pending
Application number
CN202210406629.0A
Other languages
Chinese (zh)
Inventor
陈宏民
王芳
吕飞
王丹
吕茂奇
汪长军
周大永
王鹏翔
侯亮
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Geely Holding Group Co Ltd
Geely Automobile Research Institute Ningbo Co Ltd
Original Assignee
Zhejiang Geely Holding Group Co Ltd
Geely Automobile Research Institute Ningbo Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhejiang Geely Holding Group Co Ltd, Geely Automobile Research Institute Ningbo Co Ltd filed Critical Zhejiang Geely Holding Group Co Ltd
Priority to CN202210406629.0A priority Critical patent/CN114771459A/en
Publication of CN114771459A publication Critical patent/CN114771459A/en
Pending legal-status Critical Current

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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
    • B60R22/48—Control systems, alarms, or interlock systems, for the correct application of the belt or harness
    • 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
    • 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
    • B60R2022/1806—Anchoring devices for buckles
    • 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
    • B60R22/48—Control systems, alarms, or interlock systems, for the correct application of the belt or harness
    • B60R2022/4808—Sensing means arrangements therefor

Abstract

A car and safety belt hasp thereof, this safety belt hasp includes: a housing; the light guide piece is arranged on the shell and comprises a light outlet surface facing the outer side of the shell and a light inlet surface opposite to the light outlet surface; one end of the light guide column is connected to the light incident surface; and the light-emitting device is arranged at one end of the light guide column back to the light guide piece and can emit light with various colors towards the end face of one end of the light guide column back to the light guide piece. The light emitting device is controlled to emit light rays with different colors, so that different prompts can be given to the passenger, and the safety belt wearing willingness of the passenger and the appearance quality of the safety belt lock catch are improved.

Description

Car and safety belt hasp thereof
Technical Field
The present disclosure relates to automobile safety technologies, and more particularly, to an automobile and a seat belt buckle thereof.
Background
With the development of the automobile industry, the living standard of people is improved, and the requirements on the safety and the appearance quality of automobiles are higher and higher.
The safety belt is one of the most important safety facilities on the automobile, the safety belt is tied, the life of the passenger can be greatly saved in the accident, and the casualty rate of the passenger in the accident is further reduced.
However, the subjective intention of the occupant to fasten the seat belt is not high.
Disclosure of Invention
The application provides a safety belt hasp, it includes:
a housing;
the light guide piece is arranged on the shell and comprises a light emitting surface facing the outer side of the shell and a light incident surface opposite to the light emitting surface;
one end of the light guide column is connected to the light incident surface; and
and the light-emitting device is arranged at one end of the light guide column back to the light guide piece and can emit light towards the end face of one end of the light guide column back to the light guide piece.
In an exemplary embodiment, an opening is provided at one end of the housing;
the light guide is disposed at one side of the opening of the housing.
In one exemplary embodiment, the light guide is configured in a ring shape and surrounds the opening of the housing.
In an exemplary embodiment, the housing is provided with a groove surrounding the opening;
the light guide piece is arranged in the groove, and the light emitting surface faces to one side of the groove bottom back to the groove.
In an exemplary embodiment, the seat belt buckle further includes a light diffusing film attached to the light incident surface;
the light diffusion film is used for diffusely reflecting the light rays emitted from the light guide part onto the light diffusion film back to the light guide part.
In one illustrative embodiment, the light guide extends through the housing;
the light emitting device is arranged outside the shell and positioned on one side of the shell back to the light guide piece.
In one exemplary embodiment, the safety belt lock further comprises a reflective film covering an outer circumferential surface of the light guide post;
the reflective film reflects light toward one surface of the light guide column.
In one exemplary embodiment, the light emitting devices include red, green, and blue light emitting diodes.
The application also provides an automobile, which comprises the safety belt lock, a seat occupancy sensor for detecting whether the automobile seat is provided with a passenger or not and a control device;
the safety belt lock catch also comprises an alarm device which is used for detecting whether the safety belt lock catch locks the safety belt lock tongue or not;
the control device is electrically connected to the seat occupancy sensor, the warning device, and the lighting device, the control device configured to:
when the seat occupancy sensor detects that a passenger is on the automobile seat and the alarm device detects that the safety belt buckle locks the safety belt bolt, the light-emitting device is driven to emit first color light;
when the seat occupancy sensor detects that a passenger is in the automobile seat and the alarm device detects that the safety belt lock catches do not lock the safety belt lock tongue, the light-emitting device is driven to emit second color light.
In an exemplary embodiment, the automobile further comprises a body and a lifting driving mechanism electrically connected to the control device;
the safety belt lock catch is connected with the vehicle body in a sliding mode, and the lifting driving mechanism is used for driving the safety belt lock catch to ascend and descend;
the control device is further configured to:
before the automobile is started, when the seat occupancy sensor detects that an occupant is in the automobile seat and the alarm device detects that the safety belt lock tongue is not locked by the safety belt lock catch, the lifting driving mechanism is driven to lift the safety belt lock catch from the initial position to the lifting position;
after the automobile is shut down, when the seat occupancy sensor detects that no passenger is on the automobile seat and the alarm device detects that the safety belt buckle does not lock the safety belt bolt, the lifting driving mechanism is driven to lower the lifting position of the safety belt buckle to the initial position.
The light emitted by the light-emitting device is transmitted to the light guide piece along the extending direction of the light guide post after being emitted into the light guide post from one end of the light guide post, and enters the light guide piece from the light incident surface of the light guide piece. The light entering the light guide part can be uniformly emitted from the light emitting surface of the light guide part after being reflected for multiple times in the light guide part, so that all parts of the light emitting surface can uniformly emit light. The light emitting device is controlled to emit light rays with different colors, so that different prompts can be given to the passenger, and the safety belt wearing willingness of the passenger and the appearance quality of the safety belt lock catch are improved.
Additional features and advantages of the application will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the application. Other advantages of the present application can be realized and attained by the instrumentalities and combinations particularly pointed out in the specification and the drawings.
Drawings
The accompanying drawings are included to provide an understanding of the present disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the examples serve to explain the principles of the disclosure and not to limit the disclosure.
Fig. 1 is a perspective view of a seat belt buckle according to an embodiment of the present application;
fig. 2 is a schematic top view of a seat belt buckle in an embodiment of the present application;
FIG. 3 is a schematic view of the connection of the light guide, the light guide pillar and the light emitting device in the embodiment of the present application;
fig. 4 is a schematic top view of a seat belt buckle with a light guide member removed according to an embodiment of the present application;
FIG. 5 is a schematic top view of a light diffusing film in an embodiment of the present application;
fig. 6 is a schematic circuit connection diagram of the parts of the automobile in the embodiment of the present application.
Detailed Description
As shown in fig. 1 and 2, fig. 1 and 2 show the structure of the seatbelt buckle 100 in the present embodiment. The seatbelt buckle 100 includes a housing 1, an unlock button 5, a light guide pillar 3, a light guide 2, and a light emitting device 4.
The shell 1 is of a thin shell structure, and an inner cavity is formed in the shell 1. An opening 11 is provided at one end of the housing 1, and the opening 11 communicates with the inner cavity. The unlock button 5 is disposed in the opening 11 of the housing 1. The unlocking key 5 is located at one side part of the opening 11 of the shell 1, the unlocking key 5 only covers one side part of the opening 11, and the other side part of the opening 11 which is not covered by the unlocking key 5 forms a lock tongue groove 12. The latch groove 12 is defined by an inner wall surface of the opening and an outer wall surface of the unlock button 5. The cross-section of the latch groove 12 may be rectangular. The belt latch may be inserted into the latch groove 12 to be locked by the belt buckle 100. The unlock button 5 is slidably connected to the housing 1. The unlocking button 5 can slide both inwards and outwards of the inner cavity. When the user presses the unlocking button 5, the unlocking button 5 can slide into the inner cavity of the housing 1 to unlock the seat belt buckle 100, and at this time, the seat belt tongue inserted into the tongue groove 12 can be pulled out from the tongue groove 12.
As shown in fig. 3, the light guide 2 is transparent, can be made of acrylic material or polycarbonate with optical grade, has an extremely high refractive index, and does not absorb light. The light guide 2 is disposed on the housing 1 at the opening 11. The light guide 2 has a light incident surface 22 and a light emitting surface 21, the light incident surface 22 faces the inside of the housing 1, and the light emitting surface 21 faces the outside of the housing 1.
The light guide column 3 is a transparent columnar structure and can be in a straight strip shape. The light guide bar 3 may be made of an optical grade acryl material or polycarbonate. The end surface of one end of the light guide pillar 3 abuts against the light incident surface 22 of the light guide 2. The light guide pillar 3 and the light guide 2 may be integrally formed, and the light guide pillar 3 and the light guide 2 may also be independent elements.
The light emitting device 4 is disposed at an end of the light guide column 3 facing away from the light guide 2. The light emitting means 4 can emit light toward the end surface of the light guide 3 opposite to the light guide 2. The light emitting means 4 may emit light of different colors. The light emitting device 4 is preferably an RGB LED lamp set including a red light emitting diode, a green light emitting diode and a blue light emitting diode, the red light emitting diode can emit red light, the green light emitting diode can emit green light, and the blue light emitting diode can emit blue light. The red light, the blue light and the green light can be mixed into the color light with different colors after being mixed according to different proportions.
The light emitted from the light emitting device 4 is incident into the light guide column 3 from one end of the light guide column 3, then is transmitted to the light guide member 2 along the extending direction of the light guide column 3, and enters into the light guide member 2 from the light incident surface 22 of the light guide member 2. The light entering the light guide 2 can be uniformly emitted from the light emitting surface 21 of the light guide 2 after being reflected for a plurality of times in the light guide 2, so that the light emitting surface 21 emits light uniformly. Different prompts can be given to the passengers by controlling the light-emitting device 4 to emit light rays with different colors, so that the willingness of the passengers to wear the safety belts is improved.
In an exemplary embodiment, the end of the housing 1 facing away from its opening 11 is provided with a wire passage hole (not shown in the figures). The wire through hole is communicated with the inner cavity of the shell 1. The wire through hole of the housing 1 and the opening 11 of the housing 1 are respectively provided at opposite ends of the housing 1.
The light guide 2 may be disposed at the opening 11 of the housing 1. The light-emitting surface 21 of the light guide 2 faces the outer side of the housing 1, and the light-entering surface 22 of the light guide 2 faces the inner side of the housing 1.
The light guide column 3 penetrates through the opening 11 of the shell 1, the inner cavity of the shell 1 and the wire passing hole of the shell 1, and one end, back to the light guide piece 2, of the light guide column 3 extends out of the shell 1 from the wire passing hole. The light-emitting device 4 is disposed outside the housing 1 and on a side of the housing 1 facing away from the light guide 2.
One end of the light guide column 3 back to the light guide part 2 extends out of the shell 1 from one end of the shell 1 back to the opening 11, and the light-emitting device 4 is arranged outside the shell 1 and is convenient to maintain and install.
In one illustrative embodiment, the light guide 2 is arranged in a ring. The light guide 2 surrounds the opening 11 of the housing 1. In the present embodiment, the light guide 2 is provided in a rectangular ring-shaped structure. The light incident surface 22 and the light emitting surface 21 of the light guide 2 are respectively located at two opposite ends of the light guide 2. The light guide member 2 may be an integrated annular structure, and the light guide member 2 may also be formed by splicing a plurality of strip-shaped components.
The light guide 2 is arranged to be in an annular structure surrounding the opening 11 of the shell 1, and an aperture surrounding the opening 11 of the shell 1 is formed on the shell 1 when the light emitting surface 21 of the light guide 2 emits light, so that the visual effect is improved.
In an exemplary embodiment, as shown in fig. 4, the housing 1 is provided with a recess 13. The recess 13 is provided at one end of the housing 1. The opening of the recess 13 is facing the same as the opening 11 of the housing 1. The shape of the groove 13 is the same as the shape of the light guide 2. The recess 13 may be an annular groove, the recess 13 surrounding the opening 11 of the housing 1. The light guide 2 is disposed in the groove 13. The light incident surface 22 of the light guide 2 faces the bottom surface of the groove 13, and the light emitting surface 21 of the light guide 2 faces the side opposite to the bottom surface of the groove 13.
The bottom wall of the groove 13 is provided with a mounting hole 14, the mounting hole 14 is communicated with the inner cavity of the shell 1 and the groove 13, and the light guide column 3 is further arranged in the mounting hole 14 in a penetrating manner.
The light guide 2 is embedded in the groove 13, the surface of the light guide 2 except the light emitting surface 21 is shielded by the groove 13, and the groove 13 can prevent light leakage of the surface of the light guide 2 except the light emitting surface 21.
In one exemplary embodiment, as shown in fig. 5, the seatbelt buckle 100 further includes a light-diffusing film 6. The light diffusing film 6 is attached to the light incident surface 22 of the light guide member 2, and the light diffusing film 6 diffusely reflects light incident on the light diffusing film 6 from the light guide member 2 back to the light guide member 2.
The light diffusion film 6 can be penetrated into the light diffuse reflection on the surface of the light guide part 2 and returned to the light guide part 2, the light emitting brightness of the light guide part 2 is increased, meanwhile, the light can be distributed more uniformly after being diffused, and the light emitted from the light guide part 2 is softer.
In an exemplary embodiment, the seatbelt buckle 100 further comprises a reflective film (not shown). The reflective film covers the outer peripheral surface of the light guide pole 3. The surface of the reflecting film facing the light guide column 3 can reflect light.
The reflective film can reflect the light emitted from the outer peripheral surface of the light guide column 3 back into the light guide column 3, thereby reducing the light leakage loss of the light guide column 3.
In the present embodiment, there is also proposed a vehicle, as shown in fig. 6, which includes the above-described seatbelt buckle 100, a vehicle body, a lift drive mechanism 83, a seat occupancy sensor 84, a control device 81, and a warning lamp 82.
The seatbelt buckle 100 is slidably attached to the vehicle body, and the seatbelt buckle 100 can slide in a vertical direction. The elevation drive mechanism 83 is used to drive the belt buckle 100 to ascend and descend.
The seatbelt buckle 100 further includes a warning device 71 and a warning harness 72, the warning device 71 being disposed within the housing 1. The alarm device 71 is used to detect whether the seatbelt buckle 100 locks the seatbelt buckle. One end of the alarm harness 72 is connected to the alarm device 71.
A seat occupancy sensor 84 is disposed within the vehicle seat, and the seat occupancy sensor 84 is used to detect whether an occupant is seated in the vehicle seat.
The warning light 82 may be located on a dashboard or other conspicuous location. The warning light 82 is used to warn that the seat belt is not being worn.
The control device 81 includes a Body Controller (BCM) and an Airbag Controller (ACU). The vehicle body controller is electrically connected with the safety air bag controller. The alarm device 71 is electrically connected to the airbag controller by an alarm harness 72. The airbag controller is electrically connected to the vehicle body controller. The body controller is electrically connected to the seat occupancy sensor 84, the elevation drive mechanism 83, and the light emitting device 4.
The embodiment also provides a control method of the automobile, which comprises the following steps:
step S1: the control device 81 detects whether or not a passenger is seated in the car seat by the seat occupancy sensor 84, and if so, it proceeds to step S2, otherwise, it repeats the step S1;
in this embodiment, the seat occupancy sensor 84 detects in real time whether a passenger is seated in the vehicle seat, and when the passenger enters the cabin and sits in the vehicle seat, the seat occupancy sensor 84 sends a seat occupancy signal to the vehicle body controller, and the vehicle body controller can know that the passenger is seated in the vehicle seat when receiving the seat occupancy signal.
Step S2: the controller 81 drives the lifting drive mechanism 83 to lift the seatbelt buckle 100 from the initial position to the lifted position, and the process proceeds to step S3;
the raised position is higher than the initial position, and after the vehicle body controller receives the seat occupancy signal, the lifting drive mechanism 83 is driven to lift the seat belt buckle 100 from the lower initial position to the higher raised position, so that the occupant can conveniently insert the seat belt tongue into the seat belt buckle 100 when wearing the seat belt.
Step S3: the control device 81 detects whether the seatbelt buckle 100 locks the seatbelt buckle through the alarm device 71, if so, the process goes to step S4, otherwise, the process goes to step S5;
after a passenger sits on the automobile seat, the passenger needs to wear a safety belt. After the occupant inserts the seatbelt buckle into the seatbelt buckle 100, the warning device 71 can detect that the seatbelt buckle is locked by the seatbelt buckle 100 and send a seatbelt worn signal to the airbag controller. The airbag controller sends the belt worn signal to the body controller. If the vehicle body controller receives the seatbelt worn signal, the process proceeds to step S4, and if the vehicle body controller does not receive the seatbelt worn signal, the process proceeds to step S5.
Step S4: the control device 81 drives the light emitting device 4 to emit the first color light and turns off the warning lamp 82, and the process proceeds to step S6;
when the vehicle body controller receives the safety belt wearing signal, it indicates that the safety belt is worn by the passenger, and the vehicle body controller drives the light-emitting device 4 to emit a first color light to indicate that the safety belt is worn, wherein the first color light may be green. The occupant can recognize that he or she has fastened the seat belt by observing the first color light emitted from the light guide 2 of the seat belt buckle 100.
The vehicle body controller also controls the alarm lamp 82 on the instrument panel to go off when receiving the belt-worn signal.
Step S5: the control device 81 drives the light-emitting device 4 to emit the second color light and drives the alarm lamp 82 to emit light, and the process goes to step S1;
when the vehicle body controller does not receive the signal that the safety belt is worn, it indicates that the safety belt is not worn by the passenger, and the vehicle body controller drives the light-emitting device 4 to emit second color light to prompt that the safety belt bolt is not inserted into the safety belt buckle 100 and the safety belt is not worn, where the second color light may be red. The occupant can recognize that he or she is not wearing the seat belt by observing the light guide 2 on the seat belt buckle 100 to emit the second color light.
When the automobile body controller does not receive the signal that the safety belt is worn, the automobile body controller also controls an alarm lamp 82 on an instrument panel to be turned on, and the alarm lamp 82 can remind a driver that the safety belt is not fastened.
Step S6: the control device 81 judges whether the vehicle is started, if so, the step S7 is executed, otherwise, the step S1 is executed;
when the automobile is started, the automobile body controller can receive an automobile starting signal. After receiving the automobile starting signal, the automobile body controller indicates that the automobile is started; and if the automobile starting signal is not received by the automobile body controller, the automobile is not started.
Step S7: the control device 81 drives the lifting driving mechanism 83 to lower the seat belt buckle 100 to the initial position, the height of the initial position is smaller than that of the lifting position, then drives the light-emitting device 4 to emit the third color light for a preset time, and turns off the light-emitting device 4, and the step S8 is performed;
after the vehicle body controller receives the vehicle start signal, the vehicle body controller starts the lifting drive mechanism 83 to lower the seat belt buckle 100 to the initial position.
After the seat belt buckle 100 descends to the initial position, the vehicle body controller drives the light emitting device 4 to emit a third color light, which may be a white light. The occupant sees the light guide 2 emitting the third color light, and can know that the seatbelt buckle 100 has been lowered in position. The preset time may be 1S to 6S, and the light emitting device 4 is turned off after the control device 81 drives the light emitting device 4 to emit light for several seconds.
Step S8: the control device 81 judges whether the automobile is flamed out, if so, the step S9 is executed, otherwise, the step S8 is repeated;
the automobile is flamed out after arriving at the destination, and at the moment, the automobile body controller can receive the automobile flameout signal. After the automobile body controller receives the automobile flameout signal, the automobile is considered to be flameout. After the automobile is shut down, passengers usually need to remove the safety belt to get off the automobile.
Step S9: the control device 81 drives the lifting drive mechanism 83 to lift the seat belt buckle 100 to the lifting position, and then drives the light emitting device 4 to emit the fourth color light, and the process proceeds to step S10;
after the automobile is shut down, the automobile body controller drives the seatbelt buckle 100 to rise to the raised position, so that the occupant presses the unlock button 5 to release the connection between the seatbelt buckle 100 and the seatbelt buckle.
After the seat belt buckle 100 is lifted to the right, the vehicle body controller further drives the light emitting device 4 to emit a fourth color light, which may be white. When the occupant sees the light guide member 2 emitting the fourth color light, the occupant can know that the seatbelt buckle 100 has risen to the right.
Step S10: the control device 81 detects whether the seatbelt buckle 100 locks the seatbelt buckle through the alarm device 71, if so, repeats step S10, otherwise, enters step S11;
the passengers need to get off the vehicle after the safety belts are released. When the passenger releases the seat belt, the passenger presses the unlock button 5, the seat belt tongue is ejected from the seat belt buckle 100, and the alarm device 71 can detect that the seat belt buckle 100 does not lock the seat belt tongue, stop sending the signal that the seat belt is worn to the airbag controller, and simultaneously stop sending the signal that the seat belt is worn to the vehicle body controller.
After the vehicle body controller stops receiving the signal that the safety belt is worn, the passenger is considered to have released the safety belt.
Step S11: the control device 81 drives the light emitting device 4 to emit the fifth color light, and the process proceeds to step S12;
the vehicle body controller drives the light emitting device 4 to emit a fifth color light, which may be red, after the occupant has released the seat belt. The light guide 2 emits a fifth color light to remind the passenger that the seat belt is not worn.
Step S12: the control device 81 detects whether or not a passenger is seated in the vehicle seat by the seat occupancy sensor 84, and if so, it proceeds to step S13, otherwise, it proceeds to step S14;
after the occupant removes the seat belt and gets off the vehicle, the seat occupancy sensor 84 stops sending the seat occupancy signal to the vehicle body controller, and the vehicle body controller can know to leave the vehicle seat when stopping receiving the seat occupancy signal.
Step S13: the controller 81 drives the elevation driving mechanism 83 to lower the seatbelt buckle 100 to the initial position, and turns off the light-emitting device 4.
After the occupant gets out of the car seat, the control device 81 drives the lifting drive mechanism 83 to lower the seatbelt buckle 100 to the initial position, and turns off the light-emitting device 4 to save energy.
When a passenger uses the safety belt, the light guide part 2 on the safety belt lock 100 emits light with different colors at different stages to remind the passenger to wear and remove the safety belt and the lifting of the safety belt lock 100, so that the will of the passenger to wear the safety belt is improved.
The present application describes embodiments, but the description is illustrative rather than limiting and it will be apparent to those of ordinary skill in the art that many more embodiments and implementations are possible within the scope of the embodiments described herein. Although many possible combinations of features are shown in the drawings and discussed in the detailed description, many other combinations of the disclosed features are possible. Any feature or element of any embodiment may be used in combination with or instead of any other feature or element in any other embodiment, unless expressly limited otherwise.
The present application includes and contemplates combinations of features and elements known to those of ordinary skill in the art. The embodiments, features and elements disclosed in this application may also be combined with any conventional features or elements to form a unique inventive concept as defined by the claims. Any feature or element of any embodiment may also be combined with features or elements from other inventive aspects to form yet another unique inventive aspect, as defined by the claims. Thus, it should be understood that any of the features shown and/or discussed in this application may be implemented alone or in any suitable combination. Accordingly, the embodiments are not limited except as by the appended claims and their equivalents. Furthermore, various modifications and changes may be made within the scope of the appended claims.
Further, in describing representative embodiments, the specification may have presented the method and/or process as a particular sequence of steps. However, to the extent that the method or process does not rely on the particular order of steps set forth herein, the method or process should not be limited to the particular sequence of steps described. Other sequences of steps are possible as will be appreciated by those of ordinary skill in the art. Therefore, the particular order of the steps set forth in the specification should not be construed as limitations on the claims. Further, the claims directed to the method and/or process should not be limited to the performance of their steps in the order written, and one skilled in the art can readily appreciate that the sequences may be varied and still remain within the spirit and scope of the embodiments of the present application.

Claims (10)

1. A seat belt buckle, comprising:
a housing;
the light guide piece is arranged on the shell and comprises a light emitting surface facing the outer side of the shell and a light incident surface opposite to the light emitting surface;
one end of the light guide column is connected to the light incident surface; and
and the light emitting device is arranged at one end of the light guide column back to the light guide piece and can emit light with various colors towards the end face of one end of the light guide column back to the light guide piece.
2. The seatbelt buckle according to claim 1, wherein an opening is provided at one end of the housing;
the light guide is disposed at one side of the opening of the housing.
3. The belt lock as claimed in claim 2, wherein the light guide is configured as a ring and surrounds the opening of the housing.
4. The seatbelt buckle according to claim 3, wherein the housing is provided with a groove surrounding the opening;
the light guide piece is arranged in the groove, and the light emitting surface faces to one side of the groove bottom back to the groove.
5. The seat belt buckle according to any one of claims 1 to 4, further comprising a light diffusing film attached to the light incident surface;
the light diffusion film is used for diffusely reflecting the light rays emitted from the light guide part onto the light diffusion film back to the light guide part.
6. The seatbelt buckle according to any one of claims 1 to 4, wherein the light guiding pillar penetrates the housing;
the light-emitting device is arranged outside the shell and is positioned on one side of the shell back to the light guide piece.
7. The seatbelt buckle according to any one of claims 1 to 4, further comprising a reflective film covering an outer circumferential surface of the light guiding pillar;
the reflective film reflects light toward one surface of the light guide column.
8. The seatbelt buckle according to any one of claims 1 to 4, wherein the light emitting device comprises a red light emitting diode, a green light emitting diode and a blue light emitting diode.
9. An automobile, characterized in that the automobile comprises a seat belt buckle according to any one of claims 1 to 8, a seat occupancy sensor for detecting whether an occupant is present on an automobile seat, and a control device;
the safety belt lock catch also comprises an alarm device which is used for detecting whether the safety belt lock catch locks a safety belt lock tongue or not;
the control device is electrically connected to the seat occupancy sensor, the alarm device, and the light emitting device, the control device being configured to:
when the seat occupancy sensor detects that a passenger is on the automobile seat and the alarm device detects that the safety belt buckle locks the safety belt bolt, the light-emitting device is driven to emit first color light;
when the seat occupancy sensor detects that a passenger is in the automobile seat and the alarm device detects that the safety belt lock catches do not lock the safety belt lock tongue, the light-emitting device is driven to emit second color light.
10. The vehicle of claim 9, further comprising a body and a lift drive mechanism electrically connected to the control device;
the safety belt lock catch is connected with the vehicle body in a sliding mode, and the lifting driving mechanism is used for driving the safety belt lock catch to ascend and descend;
the control device is further configured to:
before the automobile is started, when the seat occupancy sensor detects that an occupant is in the automobile seat and the alarm device detects that the safety belt lock tongue is not locked by the safety belt lock catch, the lifting driving mechanism is driven to lift the safety belt lock catch from the initial position to the lifting position;
after the automobile is shut down, when the seat occupancy sensor detects that no passenger is on the automobile seat and the alarm device detects that the safety belt buckle does not lock the safety belt bolt, the lifting driving mechanism is driven to lower the lifting position of the safety belt buckle to the initial position.
CN202210406629.0A 2022-04-18 2022-04-18 Car and safety belt hasp thereof Pending CN114771459A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210406629.0A CN114771459A (en) 2022-04-18 2022-04-18 Car and safety belt hasp thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210406629.0A CN114771459A (en) 2022-04-18 2022-04-18 Car and safety belt hasp thereof

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AUPQ194699A0 (en) * 1999-07-30 1999-08-26 Phoenix Ventures Pty Ltd Harness safety alarm
JP2011125574A (en) * 2009-12-18 2011-06-30 Inoac Corp Seat belt buckle
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CN110435588A (en) * 2019-07-08 2019-11-12 宁波诚泰汽车部件有限公司 A kind of automotive lock reduces system and method for making an uproar
CN210492901U (en) * 2019-09-12 2020-05-12 沈阳金杯锦恒汽车安全系统有限公司 Luminous safety belt lock catch
CN215455861U (en) * 2021-09-24 2022-01-11 长城汽车股份有限公司 Safety belt lock catch, safety belt control system and vehicle

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