CN101700747A - Restraint device for child passengers on automobile and control method thereof - Google Patents
Restraint device for child passengers on automobile and control method thereof Download PDFInfo
- Publication number
- CN101700747A CN101700747A CN200910195034A CN200910195034A CN101700747A CN 101700747 A CN101700747 A CN 101700747A CN 200910195034 A CN200910195034 A CN 200910195034A CN 200910195034 A CN200910195034 A CN 200910195034A CN 101700747 A CN101700747 A CN 101700747A
- Authority
- CN
- China
- Prior art keywords
- base
- automobile
- seat
- controller
- restraint device
- 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
Links
Images
Landscapes
- Seats For Vehicles (AREA)
Abstract
The invention relates to a restraint device for child passengers on an automobile, which comprises a base, seats and a detection mechanism, wherein the base is movably connected with the automobile; the seats are installed in the base in a dismountable mode; and the detection mechanism comprises at least two electrical contacts, a controller and a sounder, wherein the electrical contacts are respectively arranged at the connecting part of the base and the automobile and the connecting part of each seat and the base, and the controller is electrically connected with each electrical contact and has a sleep mode. When the electrical contact at the connecting part of the base and the automobile is triggered or the electrical contact at the connecting part of each seat and the base is triggered, the controller enters a wake-up state from a sleep state, judges whether the connection between the base and the automobile or the connection between each seat and the base is stable or not according to whether two or more electrical contacts are simultaneously in the same level state or not, sends prompt voice and then enters the sleep state to ensure the reliability of the connection between the base and the automobile or the connection between each seat and the base, thereby improving the safety of the child passengers on the seats.
Description
Technical field
The present invention relates to automobile manufacturing field, particularly use restraint device about the children of automobile occupant.
Background technology
In recent years, along with the continuous development of auto-industry, the recoverable amount of private car increases just year by year.Along with automobile enters family, will face some new problems, comprising the crash survivability of child passenger.In order to protect the safety by bus of child passenger; each state has all released one after another and will be equipped with children to use constrained system (CRS in automobile; Child Restraint System); as child seat; baby carrier; devices such as additional children's cushion and back cushion; simultaneously child restrainnt system and installing and fixing in vehicle corresponding standard and rules have been formulated; at present; that relatively praised highly is ISOFIX (International Standards OrganistationFIX); according to this standard, ISO FIX interface should just be assembled in the car when automobile dispatches from the factory.The child seat manufacturer installs ISO FIX joint on child seat.Like this ISO FIX child seat just can be easily and the ISO FIX interface that is fixed to automobile safely suffered.ISOFIX has been for providing one to be rigidly connected between automobile and the child seat, and is easy to install and take apart.
The implementation of ISOFIX means that the automaker must install the ISOFIX interface in car, and child seat maker then installs the ISOFIX joint on the seat, and this has just solved the installation question of child seat uniformly.Therefore, the car that the ISOFIX interface will not be installed from now on will be limited to produce, and does not have the child seat of ISOFIX joint also can be eliminated.
Above-mentioned ISOFIX standard mainly is to child seat and automobile mechanical bonded assembly standard, simultaneously, the ISOFIX standard has also required correctly to lay indication, and requires that simple and reliable " one carries one puts " (LIFT ANDLOCK) design is arranged, and the present invention just is being based on above-mentioned purpose and the research and development design carried out.
Summary of the invention
The object of the invention is exactly to propose a kind of restraint device and control method thereof that the installation correctness of the child seat that meets the ISOFIX standard and automobile is indicated.
In order to reach the foregoing invention purpose, technical scheme of the present invention is: a kind of child passenger restraint device that is used on the automobile, comprise the base that flexibly connects mutually with automobile, be removably mounted on the seat in the base, it also comprises the testing agency that is used to detect base and automobile installation situation and seat and base installation situation, and described testing agency comprises at least two electrical contacts that are separately positioned on base and automobile junction and seat and base junction, the controller that is electrically connected with each electrical contact with sleep pattern, the rattler that is connected with the mouth of described controller, power supply; Described controller has sleep and wakes two kinds of mode of operations up, when the electrical contact of base and automobile junction is triggered or the electrical contact of seat and base junction is triggered, the detection port generation level that is connected to described controller changes, described controller will enter wake-up states by sleep state, and whether be in identical level state simultaneously according to two or more electrical contacts and judge whether being connected of base and automobile or seat be stable with being connected of base, stablely then drive rattler and send voice prompt if connect, enter sleep state then; Do not send voice prompt if connect unstable rule, enter sleep state then.
Further, described testing agency also comprises on the seat the release-push that is electrically connected with power supply of setting, is arranged on the electromagnet that is electrically connected with release-push on the base, described electromagnet is connected with the releasing mechanism of base, when pressing release-push, electromagnet gets electric driving base and is connected with the seat disengagement.
Described controller is the programmable digital device of low-power consumption, and described further controller adopts low-power scm.
Described controller makes that after entering sleep pattern the total current drain of described testing agency is below 100 microamperes.
Described power supply is a battery, comprises common alkaline battery and chargeable battery, also is provided with voltage conversion circuit between power supply and controller, and described voltage conversion circuit is reduced to higher power line voltage the voltage that is fit to controller work.
Described controller is provided with voltage detection circuit, does to change the battery prompting when cell pressure is not enough.
The present invention also provides a kind of method that above-mentioned restraint device is controlled, and it comprises the steps:
(1), the controller power-up initializing is laggard goes into sleep pattern;
(2), the level variation takes place in the contact that level variation or seat and base junction takes place when the contact that controller detects base and automobile junction, described controller is in wake-up states, it changes level analyzes, if judge that all connection or seat and contact, base junction are all connected for base and contact, automobile junction, then drive rattler successively and sound, then do not sound if do not satisfy condition to point out connection firm;
(3), finish above-mentioned steps (2) after, controller enters sleep pattern once more.
Described controller is a low-power scm, has the sleep pattern of low-power consumption, and can enter wake-up states from sleep pattern from a plurality of input ends triggerings
Because the utilization of technique scheme, the present invention compared with prior art has following advantage: by between base that meets ISOFIX and the automobile and between seat and the base testing agency being set, thereby can point out with the situation that is connected between the base with the situation that is connected and the seat of automobile base, guaranteeing bonded assembly reliability each other, thereby improve child passenger safety on the seat.
Description of drawings
The electric functional block diagram of accompanying drawing 1 for implementing according to technical solution of the present invention;
Accompanying drawing 2 is the circuit diagram shown in the accompanying drawing 1;
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is described in further detail:
The child passenger restraint device that meets ISOFIX, it has the seat that is complementary the bonded assembly base, also is complementary with the interface of base with the car seat, the connection structure of above-mentioned base and automobile is the structure that standard limited, the connection structure of seat and base also has various solutions, it is not main points of the present invention, at this its physical construction is repeated no more.
In the restraint device that present embodiment provided, it also comprises the testing agency that is used to detect base and automobile installation situation and seat and base installation situation, as depicted in figs. 1 and 2, this testing agency comprises base contact 1 and the base contact 2 that is arranged on base and automobile junction, be arranged on the seat contact 1 and the seat contact 2 of seat and base junction, the controller that is electrically connected with above-mentioned each contact, the rattler that is connected with the mouth of controller, thereby be used to controller that the power supply and the voltage conversion circuit thereof of proper operation voltage is provided and be used to discharge seat master cock and the electromagnet that can easily seat be mentioned from base that be connected between seat and the base, existing above-mentioned technology specific implementation is described:
Each shown contact is actually limit switch, and shown in K1 to K4 among Fig. 2, it can select for use reed to realize, the break back contact one end ground connection other end of each limit switch is connected with controller, and whether the folding triggering controller work by moving contact.
Controller can adopt low-power consumption and have the singlechip chip of sleep pattern, a kind of realization among FPGA, the CPLD, and when controller was not triggered, it can enter sleep state with economize on electricity, and the total current drain after entering sleep pattern is below 100 microamperes.
Described rattler mainly is by realizing that with transistor driving one loudspeaker of the mouth of controller install with automobile when base and stablize, the contact that is arranged on both junctions is triggered, and controller detects energizing signal will drive the rattler prompting of sounding; Install stablely when seat and base, the contact that is arranged on both junctions is triggered, and controller detects energizing signal will drive the rattler prompting of sounding equally.
Power supply adopts removable common alkaline battery or chargeable battery.
Between power supply and controller, be provided with voltage conversion circuit, power supply voltage be converted to the voltage that is fit to controller work by this voltage conversion circuit.Simultaneously, be connected with two resistance at the power supply two ends, controller is gathered the voltage between two resistance, thereby the cell pressure amount is taken a sample, and can in time point out when cell pressure is not enough to change battery by handling after the built-in A/D of the controller conversion guaranteeing.
The restraint device of present embodiment also comprises and is used for switch that seat and base are thrown off easily, it mainly comprises the release-push KS that is electrically connected with power supply, the electromagnet L1 that is electrically connected with release-push, L2, according to the ISOFIX standard, seat is connected with the locking of base should corresponding releasing mechanism, this releasing mechanism comprises by displaceable armature, like this, at needs seat is taken out from base, press release-push KS, thereby power supply, release-push KS and electromagnet L1, form path between the L2, electromagnet will get electric, and drive armature, thereby realize the delamination of seat and base.
The present invention also provides a kind of control method that adopts above-mentioned restraint device, and it comprises the steps:
(1), the controller power-up initializing is laggard goes into sleep pattern;
(2), the level variation takes place in the contact that level variation or seat and base junction takes place when the contact that controller detects base and automobile junction, described controller is in wake-up states, it changes level analyzes, if judge that all connection or seat and contact, base junction are all connected for base and contact, automobile junction, then drive rattler successively and sound, then do not sound if do not satisfy condition to point out connection firm;
(3), finish above-mentioned steps (2) after, controller enters sleep pattern once more.
By above-mentioned controlled step as can be seen, controller begins just to enter sleep pattern from power on, and basically always at sleep state, like this can be energy-conservation to greatest extent, if the contact is arranged triggers, controller will be waken up from sleep pattern automatically, then detection signal is judged, as connecting (for low level) simultaneously when detecting base contact K1, K2, or seat contact K3, K4 connect (for low level) simultaneously, stability requirement then satisfy to be installed, send prompt tone after controller enter sleep pattern once more; If the instability of installation, then it can not send prompt tone, and is same, controller will enter sleep pattern once more, have only when the contact of base and automobile junction to be triggered simultaneously or trigger simultaneously the contact of seat and base junction, just can enter awakening mode, the like this circulation repeatedly.
The setting that above-mentioned base and automobile are installed stable prompt tone can be different from seat and the stable prompt tone of base installation.
The foregoing description only is explanation technical conceive of the present invention and characteristics; its purpose is to allow the personage who is familiar with this technology can understand content of the present invention and enforcement according to this; can not limit protection scope of the present invention with this; as the contact that is arranged on base and the seat is not limited to two; all equivalences that spirit is done according to the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (10)
1. child passenger restraint device that is used on the automobile, comprise the base that flexibly connects mutually with automobile, be removably mounted on the seat in the base, it is characterized in that: it also comprises and is used to detect the testing agency that base and automobile are installed situation and seat and base installation situation, and described testing agency comprises at least two electrical contacts being separately positioned on base and automobile junction and seat and base junction, the controller with sleep pattern that is electrically connected with each electrical contact, rattler, the power supply that is connected with the mouth of described controller; Described controller has sleep and wakes two kinds of mode of operations up, when the electrical contact of base and automobile junction is triggered or the electrical contact of seat and base junction is triggered, the detection port generation level that is connected to described controller changes, described controller will enter wake-up states by sleep state, and whether be in identical level state simultaneously according to two or more electrical contacts and judge whether being connected of base and automobile or seat be stable with being connected of base, stablely then drive rattler and send voice prompt if connect, enter sleep state then; Do not send voice prompt if connect unstable rule, enter sleep state then.
2. the child passenger restraint device that is used on the automobile according to claim 1, it is characterized in that: described testing agency also comprises on the seat the release-push that is electrically connected with power supply of setting, is arranged on the electromagnet that is electrically connected with release-push on the base, described electromagnet is connected with the releasing mechanism of base, when pressing release-push, electromagnet gets electric driving base and is connected with the seat disengagement.
3. the child passenger restraint device that is used on the automobile according to claim 1 is characterized in that: described controller is the programmable digital device of low-power consumption.
4. the child passenger restraint device that is used on the automobile according to claim 3 is characterized in that: described controller is a low-power scm.
5. the child passenger restraint device that is used on the automobile according to claim 1 is characterized in that: described controller makes that after entering sleep pattern the total current drain of described testing agency is below 100 microamperes.
6. the child passenger restraint device that is used on the automobile according to claim 1, it is characterized in that: described power supply is a battery, comprises common alkaline battery and chargeable battery.
7. the child passenger restraint device that is used on the automobile according to claim 6, it is characterized in that: described testing agency also comprises the voltage conversion circuit that is connected between power supply and the controller, and described voltage conversion circuit is reduced to higher power line voltage the voltage that is fit to controller work.
8. the child passenger restraint device that is used on the automobile according to claim 1, it is characterized in that: described controller is provided with voltage detection circuit, does to change the battery prompting when cell pressure is not enough.
9. one kind is adopted the described control method that is used for the children's restraint system on the automobile of claim 1, and it is characterized in that: it comprises the steps:
(1), the controller power-up initializing is laggard goes into sleep pattern;
(2), the level variation takes place in the contact that level variation or seat and base junction takes place when the contact that controller detects base and automobile junction, described controller is in wake-up states, it changes level analyzes, if judge that all connection or seat and contact, base junction are all connected for base and contact, automobile junction, then drive rattler successively and sound, then do not sound if do not satisfy condition to point out connection firm;
(3), finish above-mentioned steps (2) after, controller enters sleep pattern once more.
10. the control method that is used for the children's restraint system on the automobile according to claim 9, it is characterized in that: described controller is a low-power scm, sleep pattern with low-power consumption, and can enter wake-up states from sleep pattern from a plurality of input ends triggerings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910195034A CN101700747A (en) | 2009-09-03 | 2009-09-03 | Restraint device for child passengers on automobile and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910195034A CN101700747A (en) | 2009-09-03 | 2009-09-03 | Restraint device for child passengers on automobile and control method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101700747A true CN101700747A (en) | 2010-05-05 |
Family
ID=42155683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910195034A Pending CN101700747A (en) | 2009-09-03 | 2009-09-03 | Restraint device for child passengers on automobile and control method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101700747A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110021006A (en) * | 2018-09-06 | 2019-07-16 | 浙江大学台州研究院 | A kind of device and method whether detection automobile parts are installed |
| CN115071524A (en) * | 2022-07-11 | 2022-09-20 | 欧颂德婴童用品(湖北)有限公司 | Touch control method and system of child safety seat |
-
2009
- 2009-09-03 CN CN200910195034A patent/CN101700747A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110021006A (en) * | 2018-09-06 | 2019-07-16 | 浙江大学台州研究院 | A kind of device and method whether detection automobile parts are installed |
| CN110021006B (en) * | 2018-09-06 | 2023-11-17 | 浙江大学台州研究院 | Device and method for detecting whether automobile parts are installed or not |
| CN115071524A (en) * | 2022-07-11 | 2022-09-20 | 欧颂德婴童用品(湖北)有限公司 | Touch control method and system of child safety seat |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110267843B (en) | Charging control device for charging electric vehicle | |
| KR102529509B1 (en) | Control method of reservation-based charging device for vehicle | |
| CN111483319B (en) | Hydrogenation safety awakening control device, system and method for hydrogen supply system | |
| CN102107632B (en) | Method for controlling state of vehicle electronic-control units serving as network nodes in CAN (controller area network) network | |
| CN101700764B (en) | Child passenger wireless restraint device on automobile | |
| CN108773270B (en) | Power-off method and device of battery management system | |
| CN104520129B (en) | For forbidding and allow the method and system of electric motor vehicle control module | |
| CN105539344B (en) | A kind of early warning system for recognizing that children's false-lock is in-car | |
| EP3825172A1 (en) | Child safety seat with installation prompt function and installation prompt method therefor | |
| CN205381155U (en) | Power battery management system of electric automobile | |
| KR102641084B1 (en) | Electronic vehicle charging control apparatus and method | |
| CN101700747A (en) | Restraint device for child passengers on automobile and control method thereof | |
| CN205920369U (en) | Long electrified carbone controller power | |
| CN110435584A (en) | On-vehicle safety prompt system and method | |
| CN110126653A (en) | The proximity test circuit of onboard charger | |
| CN202138335U (en) | Warning system for safety belt | |
| CN110154824B (en) | Detection device and method for dormancy of battery pack and vehicle | |
| CN205632282U (en) | Car starts prevents system of rolling | |
| CN201604605U (en) | Automobile infant seat reminding device | |
| CN103779890A (en) | Vehicle charging and emergency power supply system based on electric vehicle and control method thereof | |
| CN201261413Y (en) | Slide seat control system | |
| CN101700748B (en) | Device used for restraining child passenger in automobile | |
| CN114802096A (en) | B-surface type safety belt reminding sensor device based on micro switch | |
| CN212083998U (en) | Power control circuit of water vehicle and water vehicle thereof | |
| CN105955244B (en) | CAN bus system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20100505 |