CN111791829A - Safety alarm system and method suitable for child safety seat - Google Patents
Safety alarm system and method suitable for child safety seat Download PDFInfo
- Publication number
- CN111791829A CN111791829A CN202010689547.2A CN202010689547A CN111791829A CN 111791829 A CN111791829 A CN 111791829A CN 202010689547 A CN202010689547 A CN 202010689547A CN 111791829 A CN111791829 A CN 111791829A
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- Prior art keywords
- sensing device
- safety
- safety belt
- infrared sensing
- control panel
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Classifications
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
- B60N2/26—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles for children
- B60N2/28—Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle
- B60N2/2803—Adaptations for seat belts
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- 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
- B60R2022/4816—Sensing means arrangements therefor for sensing locking of buckle
-
- 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
- B60R2022/4858—Sensing means arrangements therefor for sensing pressure on seat
Abstract
The invention relates to a safety alarm system and a safety alarm method suitable for a child safety seat. The system comprises an electric control device arranged at the bottom of a seat and used for being connected with a cab control panel, a gravity sensing device arranged at the bottom of the seat, a safety belt detection device arranged at a safety belt bolt, a speed detection device arranged at the bottom of the seat, a first infrared sensing device arranged at the position of a backrest of the seat and a second infrared sensing device arranged on the safety belt, wherein the electric control device is respectively connected with the gravity sensing device, the safety belt detection device, the speed detection device, the first infrared sensing device and the second infrared sensing device. According to the invention, through the effective connection of the devices, a communication mechanism between the child seat and the whole vehicle is realized, and the functions of safety alarm and prevention are effectively exerted.
Description
Technical Field
The invention relates to the technical field of vehicle-mounted accessories, in particular to a safety alarm system and method suitable for a child safety seat
Background
The child seat is fixed on the rear seat of the automobile through the mounting hook, a child passenger is restrained on the child seat through a safety belt of the child seat, the current whole automobile and the child seat lack a communication function, the state of the safety belt of the child seat cannot be monitored in time by the whole automobile, if the safety belt of the child seat is not completely bound or a child unlocks the safety belt in the driving process, or the safety belt is not tied well correctly, the safety belt does not play a role, and the whole automobile cannot send out a reminding signal in time to cause serious potential safety hazards. The patents applied by the enterprises at present are either too complex, high in cost and difficult to popularize, or the functions are single and cannot meet the requirements.
Therefore, how to design a safety warning system and a method suitable for a child safety seat for improving the safety of a child during driving becomes a problem to be solved in the art at present.
Disclosure of Invention
The invention aims to provide a safety alarm system and a safety alarm method suitable for a child safety seat, which are used for ensuring that when the child safety seat is not completely bound or a child unlocks by itself in the driving process, an alarm prompt is sent out in time by adding a communication mechanism between the child seat and a whole vehicle to the child safety seat. When the automobile runs or the speed exceeds a preset threshold value, the safety belt clamping pin is automatically locked, so that the safety belt cannot be unlocked from the clamping pin by a passenger, and the safety belt clamping pin is unlocked only when the automobile stops or the speed is reduced to be less than the preset threshold value.
In order to achieve the purpose, the invention provides the following scheme:
a safety alarm system suitable for a child safety seat comprises an electric control device arranged at the bottom of the seat and used for being connected with a cab control panel, a gravity sensing device arranged at the bottom of the seat and used for detecting whether a passenger sits on the seat or not, a safety belt detection device arranged at a safety belt bolt and used for detecting whether a safety belt works normally or not, a speed detection device arranged at the bottom of the seat and used for detecting the speed of an automobile, a first infrared sensing device arranged at the backrest of the seat and used for detecting whether the passenger sits on the seat or not, and a second infrared sensing device arranged on the safety belt and used for detecting whether the safety belt of the passenger is tied and attached in front of the chest of the passenger, the electric control device is respectively connected with the gravity sensing device, the safety belt detection device, the speed detection device, the first infrared sensing device and the second infrared sensing device.
Optionally, the electric control device comprises a wireless transmission device and a wired transmission device, and the electric control device is connected with the cab control panel through a bluetooth by using the wireless transmission device, or is connected with the cab control panel through an automobile usb interface or a diagnosis interface by using the wired transmission device.
Optionally, the vehicle-mounted electronic control system further comprises a data collecting device, wherein the data collecting device is used for collecting data detected by the gravity sensing device, the bayonet pin detecting device, the speed detecting device, the first infrared sensing device and the second infrared sensing device, and transmitting the collected data to the cab control panel through the electronic control device.
Optionally, the safety belt detection device comprises a bayonet detection device and a bayonet locking device; the safety belt clamping pin locking device comprises a clamping pin detection device, a safety belt clamping pin locking device and a safety belt clamping pin locking device, wherein the clamping pin detection device is arranged at the position of the safety belt clamping pin and used for detecting whether the safety belt clamping pin is inserted or not, and the clamping pin locking device is arranged in the safety belt clamping pin and used for controlling locking and unlocking of the safety belt clamping pin.
Optionally, the cab control panel includes a speed threshold setting module and an alarm reminding module, when the speed detection device detects that the vehicle is running or when the data detected by the speed detection device exceeds a set threshold, the cab control panel determines whether the gravity sensing device, the bayonet lock detection device, the first infrared sensing device and the second infrared sensing device are working normally, and if the gravity sensing device, the bayonet lock detection device, the first infrared sensing device and the second infrared sensing device are all working normally, the bayonet lock locking device is started to lock the safety belt bayonet lock, so that the safety belt cannot be opened from the bayonet lock by the passenger; if not, the cab control panel controls the alarm reminding module to start to send out alarm reminding; when the vehicle stops or the data detected by the speed detection device is smaller than a set threshold value, the cab control panel sends an instruction to close the clamping pin locking device, so that the clamping pin of the safety belt is locked and cancelled, and the safety belt is normally opened; the cab control panel can freely control whether to cancel the latch lock of the detent lock device during running of the vehicle.
A safety alert method for a child safety seat, comprising the steps of:
acquiring data detected by a gravity sensing device, a bayonet pin detection device, a speed detection device, a first infrared sensing device and a second infrared sensing device;
transmitting the acquired data to a cab control panel;
the cab control panel performs data analysis on the acquired data to obtain a data analysis result;
and the cab control panel controls the bayonet lock device to be started according to the data analysis result, locks the safety belt bayonet lock or controls the alarm reminding module to be started, and sends out alarm reminding.
Optionally, the data analysis result specifically includes:
whether the gravity sensing device works normally, whether the bayonet detecting device works normally, whether a vehicle runs or the speed exceeds a threshold value, whether the first infrared sensing device works normally and whether the second infrared sensing device works normally.
Optionally, the cab control panel controls the locking device of the locking pin to be started according to the data analysis result, locks the locking pin of the safety belt or controls the alarm reminding module to be started, and sending out the alarm reminding specifically comprises:
when the data analysis result is: when the vehicle is running or the speed exceeds a threshold value and the gravity sensing device, the clamping pin detection device, the first infrared sensing device and the second infrared sensing device all work normally, the cab control panel controls the clamping pin locking device to be started to lock the safety belt clamping pin;
if the gravity sensing device, the bayonet lock detection device, the first infrared sensing device and the second infrared sensing device all work normally, the cab control panel controls the bayonet lock locking device to be started to lock the safety belt bayonet lock; otherwise, the cab control panel controls the alarm reminding module to start and send out alarm reminding.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects: through the gravity induction system who will set up in children's seat cushion bottom, the setting is used for detecting the safety belt detection device whether the safety belt is tied in safety belt plug department, the effective connection of the electric control device and the speed detection device of setting in the seat bottom and the infrared induction system of setting on the safety belt and backrest department, realize the communication mechanism between children's seat and the whole car, in order to guarantee that can in time send out the warning when children's seat safety belt is not fully tied up and remind, and can stop children oneself and loosen the condition of safety belt in the driving process, promote driving in-process children's safety. The alarm system has the advantages of simplicity, effectiveness, low cost and easy wide popularization.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a flowchart of the operation of a safety alert system adapted for use with a child safety seat according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a safety alarm method for a child safety seat according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention aims to provide a safety alarm system and a method suitable for a child safety seat.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 1, a safety warning system for a child safety seat according to an embodiment of the present invention includes:
the automobile seat safety belt locking device comprises an electric control device arranged at the bottom of a seat and used for being connected with a cab control panel, a gravity sensing device arranged at the bottom of the seat and used for detecting whether a passenger sits on the seat, a bayonet detecting device arranged at the bayonet of the safety belt and used for detecting whether a safety belt bayonet is inserted, a bayonet locking device arranged in the bayonet of the safety belt and used for controlling locking and locking cancellation of the bayonet of the safety belt, a speed detecting device arranged at the bottom of the seat and used for detecting automobile speed, a first infrared sensing device arranged at the back of the seat and used for detecting whether the passenger sits on the seat and a second infrared sensing device arranged on the safety belt and used for detecting whether the safety belt of the passenger is fastened and attached to the chest of the passenger, wherein the electric control device is respectively connected with the gravity sensing device, the bayonet detecting device, the bayonet locking device, The first infrared sensing device is connected with the second infrared sensing device.
The data collection device is used for collecting data detected by the gravity sensing device, the bayonet pin detection device, the speed detection device, the first infrared sensing device and the second infrared sensing device and transmitting the collected data to the cab control panel through the electric control device.
The electric control device comprises a wireless transmission device and a wired transmission device, the electric control device is connected with the cab control panel through a Bluetooth by utilizing the wireless transmission device, or the electric control device is connected with the cab control panel through an automobile usb interface or a diagnosis interface by utilizing the wired transmission device.
The cab control panel comprises a speed threshold setting module for setting a speed threshold; the alarm reminding module is used for sending out alarm reminding.
Specifically, the work flow of the safety alarm system suitable for the child safety seat is as follows:
when the speed detection device detects that a vehicle is running or when data detected by the speed detection device exceeds a set threshold value, the cab control panel judges whether the gravity sensing device, the bayonet detecting device, the first infrared sensing device and the second infrared sensing device work normally or not, and if the gravity sensing device, the bayonet detecting device, the first infrared sensing device and the second infrared sensing device all work normally, the bayonet locking device is started to lock a safety belt bayonet, so that the safety belt cannot be unlocked from the bayonet by a passenger; if not, the cab control panel controls the alarm reminding module to start to send out alarm reminding; when the vehicle stops or the data detected by the speed detection device is smaller than a set threshold value, the cab control panel sends an instruction to close the clamping pin locking device, so that the clamping pin of the safety belt is locked and cancelled, and the safety belt is normally opened; the cab control panel can freely control whether to cancel the latch lock of the detent lock device during running of the vehicle.
In practical application, a speed threshold value of 20km/h can be preset, when the speed of an automobile reaches a speed higher than 20km/h, a cab control panel judges whether a gravity sensing device, a bayonet lock detection device, a first infrared sensing device and a second infrared sensing device work normally or not, and if the gravity sensing device, the bayonet lock detection device, the first infrared sensing device and the second infrared sensing device all work normally, a bayonet lock locking device is started to lock a safety belt bayonet lock, so that a safety belt cannot be unlocked from the bayonet lock by a passenger; if not, the cab control panel controls the alarm reminding module to start to send out alarm reminding, when the vehicle stops, the speed detection device transmits the acquired information to the cab control panel, the cab control panel sends out an instruction to close the clamping pin locking device, the clamping pin of the safety belt is locked and cancelled, and the safety belt can be normally opened.
The safety alarm system suitable for the child safety seat realizes a communication mechanism between the child seat and the whole vehicle, ensures that the alarm prompt can be timely sent out when the child seat safety belt is not completely bound, can stop the situation that the child loosens the safety belt in the driving process, and improves the safety of the child in the driving process.
As shown in fig. 2, a safety warning method for a child safety seat according to an embodiment of the present invention includes the following steps:
acquiring data detected by a gravity sensing device, a speed detection device, a first infrared sensing device, a second infrared sensing device and a bayonet pin detection device;
transmitting the acquired data to a cab control panel;
the cab control panel performs data analysis on the acquired data to obtain a data analysis result; the data analysis result specifically includes: whether the gravity sensing device works normally or not (A), whether the bayonet detecting device works normally or not (B), whether a vehicle runs or the speed exceeds a threshold value (C), whether the first infrared sensing device works normally or not (D) and whether the second infrared sensing device works normally or not (E).
And the cab control panel controls the bayonet lock device to be started according to the data analysis result, locks the safety belt bayonet lock or controls the alarm reminding module to be started, and sends out alarm reminding.
Specifically, the working principle of the safety alarm method suitable for the child safety seat is as follows:
when the data analysis result is: when the vehicle is running or the speed exceeds a threshold value and the gravity sensing device, the clamping pin detection device, the first infrared sensing device and the second infrared sensing device all work normally, the cab control panel controls the clamping pin locking device to be started to lock the safety belt clamping pin;
if the gravity sensing device, the bayonet lock detection device, the first infrared sensing device and the second infrared sensing device all work normally, the cab control panel controls the bayonet lock locking device to start to lock the safety belt bayonet lock; otherwise, the cab control panel controls the alarm reminding module to start and send out alarm reminding.
In conclusion, compared with the traditional child seat, the child seat solves the problems that the whole vehicle and the child seat lack a communication function, the state of a safety belt of the child seat cannot be timely monitored by the whole vehicle, and if the safety belt of the child seat is not bound completely or a child unlocks the safety belt in the driving process, the whole vehicle cannot timely send a reminding signal, so that serious potential safety hazards exist. The invention has the advantages of simplicity, effectiveness, low cost and easy wide popularization.
The principles and embodiments of the present invention have been described herein using specific examples, which are provided only to help understand the method and the core concept of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (8)
1. A safety alarm system suitable for a child safety seat is characterized by comprising an electric control device arranged at the bottom of the seat and used for being connected with a cab control panel, a gravity sensing device arranged at the bottom of the seat and used for detecting whether a passenger sits on the seat or not, a safety belt detection device arranged at a safety belt bolt and used for detecting whether a safety belt works normally or not, a speed detection device arranged at the bottom of the seat and used for detecting the speed of an automobile, a first infrared sensing device arranged at the backrest of the seat and used for detecting whether the passenger sits on the seat or not, and a second infrared sensing device arranged on the safety belt and used for detecting whether the safety belt of the passenger is tied and attached in front of the chest of the passenger, the electric control device is respectively connected with the gravity sensing device, the safety belt detection device, the speed detection device, the first infrared sensing device and the second infrared sensing device.
2. A safety alarm system for a child safety seat according to claim 1, wherein the electric control device comprises a wireless transmission device and a wired transmission device, and the electric control device is connected with the cab control panel through bluetooth by using the wireless transmission device, or the electric control device is connected with the cab control panel through a usb interface or a diagnosis interface of the vehicle by using the wired transmission device.
3. A safety alarm system for a child safety seat according to claim 1, further comprising data collection means for collecting data detected by said gravity sensing means, said latch detection means, said speed detection means, said first infrared sensing means and said second infrared sensing means and transmitting the collected data to said cab control panel via said electronic control means.
4. A safety alarm system for a child safety seat according to claim 3, wherein the harness detection means comprises a latch detection means and a latch lock; the safety belt clamping pin locking device comprises a clamping pin detection device, a safety belt clamping pin locking device and a safety belt clamping pin locking device, wherein the clamping pin detection device is arranged at the position of the safety belt clamping pin and used for detecting whether the safety belt clamping pin is inserted or not, and the clamping pin locking device is arranged in the safety belt clamping pin and used for controlling locking and unlocking of the safety belt clamping pin.
5. The safety warning system for child safety seats according to claim 4, wherein the cab control panel comprises a speed threshold setting module and an alarm reminding module, when the speed detection device detects that the vehicle is running or when the data detected by the speed detection device exceeds a set threshold, the cab control panel determines whether the gravity sensing device, the latch detection device, the first infrared sensing device and the second infrared sensing device are working normally, if the gravity sensing device, the latch detection device, the first infrared sensing device and the second infrared sensing device are all working normally, the latch locking device is activated to lock the safety belt latch, so that the safety belt cannot be unlocked from the latch by the passenger; if not, the cab control panel controls the alarm reminding module to start to send out alarm reminding; when the vehicle stops or the data detected by the speed detection device is smaller than a set threshold value, the cab control panel sends an instruction to close the clamping pin locking device, so that the clamping pin of the safety belt is locked and cancelled, and the safety belt is normally opened; the cab control panel can freely control whether to cancel the latch lock of the detent lock device during running of the vehicle.
6. Safety alarm method for a child safety seat, implemented on the basis of a safety alarm system for a child safety seat according to any one of claims 1 to 5, characterized in that it comprises the following steps:
acquiring data detected by a gravity sensing device, a bayonet pin detection device, a speed detection device, a first infrared sensing device and a second infrared sensing device;
transmitting the acquired data to a cab control panel;
the cab control panel performs data analysis on the acquired data to obtain a data analysis result;
and the cab control panel controls the bayonet lock device to be started according to the data analysis result, locks the safety belt bayonet lock or controls the alarm reminding module to be started, and sends out alarm reminding.
7. A safety alert method as claimed in claim 6, wherein the data analysis result specifically comprises:
whether the gravity sensing device works normally, whether the bayonet detecting device works normally, whether a vehicle runs or the speed exceeds a threshold value, whether the first infrared sensing device works normally and whether the second infrared sensing device works normally.
8. The safety warning method for a child safety seat according to claim 7, wherein the cab control panel controls the latch locking device to be activated according to the data analysis result, locks the safety belt latch or controls the alarm reminding module to be activated, and the sending of the alarm reminding specifically comprises:
when the data analysis result is: when the vehicle is running or the speed exceeds a threshold value and the gravity sensing device, the clamping pin detection device, the first infrared sensing device and the second infrared sensing device all work normally, the cab control panel controls the clamping pin locking device to be started to lock the safety belt clamping pin;
if the gravity sensing device, the bayonet lock detection device, the first infrared sensing device and the second infrared sensing device all work normally, the cab control panel controls the bayonet lock locking device to be started to lock the safety belt bayonet lock; otherwise, the cab control panel controls the alarm reminding module to start and send out alarm reminding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010689547.2A CN111791829A (en) | 2020-07-17 | 2020-07-17 | Safety alarm system and method suitable for child safety seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010689547.2A CN111791829A (en) | 2020-07-17 | 2020-07-17 | Safety alarm system and method suitable for child safety seat |
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| Publication Number | Publication Date |
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| CN111791829A true CN111791829A (en) | 2020-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010689547.2A Pending CN111791829A (en) | 2020-07-17 | 2020-07-17 | Safety alarm system and method suitable for child safety seat |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114312506A (en) * | 2022-01-12 | 2022-04-12 | 厦门理工学院 | Child seat moving system and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114312506B (en) * | 2022-01-12 | 2023-03-24 | 厦门理工学院 | Child seat moving system and method |
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Application publication date: 20201020 |
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