CN202728017U - Electric control device for pneumatic collapsable automobile safety chair system - Google Patents
Electric control device for pneumatic collapsable automobile safety chair system Download PDFInfo
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- CN202728017U CN202728017U CN 201220379171 CN201220379171U CN202728017U CN 202728017 U CN202728017 U CN 202728017U CN 201220379171 CN201220379171 CN 201220379171 CN 201220379171 U CN201220379171 U CN 201220379171U CN 202728017 U CN202728017 U CN 202728017U
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- safety chair
- srs
- electric control
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Abstract
The utility model provides an electric control device for a pneumatic collapsable automobile safety chair system, belongs to the technical field of automobiles, and solves the problem that the conventional electric control device for the collapsable automobile safety chair system requires larger modification so as to be difficult to popularize. The electric control device provided by the utility model is connected with a seat pneumatic spring mechanism in an automobile safety chair system, and comprises a control module and an impact sensor connected with the control module, wherein the impact sensor is a front impact signal sensor of an SRS(supplementary restraint system); the control module is an SRS control module; and the output end of the SRS control module is connected with the seat pneumatic spring mechanism through an electromagnetic valve. According to the electric control device, electric control of the collapsable automobile safety chair system can be started by utilizing the original circuit structure of an automobile; the mounting is simple; and the cost is reduced.
Description
Technical field
The utility model belongs to automobile technical field, relates to the electrical controller of a kind of pneumatic collapsible safety chair seats of car system.
Background technology
Safety air bag had obtained development at full speed in recent years, and the safety device that is regarded as a kind of modernization and top grade is widely used in car.But safety air bag equally also has its unsafe one side, such as only to travelling people's chest with the upper part production function, the lower part of the body often is jammed even can't breaks away from during collision; If automobile travels and stops suddenly with the speed per hour of 60km again, air bag then can eject with the speed about about 300km/h, and the fragile position of the human bodies such as head, neck just is easy to injured; In addition, often there is safety air bag inoperative and look for the report of manufacturer claim.
For solving the defective of above-mentioned safety air bag; Chinese patent on February 3rd, 2010 disclosed " protection passenger's method during a kind of frontal crash of vehicles " (publication number CN10163807A); its crash sensor when bumping is received crash acceleration signal; judge generation and the bump degree of collision; be transferred to the chair motions system; car running computer is pained according to program setting, regulates according to the collision degree and moves and return motion after front-seat chaufeur and copilot station seat carry out, the protection passenger safety.
There is again Chinese patent to announce patent name on September 14th, 2011 and comprises crash sensor, data handler, gas generator for " seat that can adjust during a kind of the collision " (notification number CN201970884 U), crash sensor connection data treater, data handler is connected gas generator with driver element, gas generator drives the chair angle by-pass cock, and gas generator drives seat.Thigh has upsweep, and can reduce occupant's shank and contact with instrument carrier panel, thereby reduce injury to shank, and upper trunk hypsokinesis can avoid the larger binding force of safety strap to the injury of chest.
Although the control system that two above-mentioned patents can both solve when bumping by separately makes automotive seat slow astern segment distance.But, because its crash sensor all needs extra increase, and also has corresponding processing and control element (PCE), cause when being installed on the automobile in this system and need to change automobile, hindered such device popularizing at automobile.
Summary of the invention
There are the problems referred to above in the utility model for existing technology, the electrical controller of a kind of pneumatic collapsible safety chair seats of car system has been proposed, this electrical controller can utilize original circuit structure of existing automobile just can realize starting the electronic control of collapsible safety chair seats of car system, install simply, cost lowers.
The utility model is realized by following technical proposal: the electrical controller of a kind of pneumatic collapsible safety chair seats of car system, this electrical controller is connected with seat gas spring mechanism in the safety chair seats of car system, comprise control module and the crash sensor that is connected with control module, it is characterized in that, described crash sensor is the head-on crash signal transducer of SRS safety system, described control module is the SRS control module, and the mouth of described SRS control module is connected with seat gas spring mechanism by electromagnetic valve.
SRS is that the English of auxiliary inflatable restraint system is called for short, and usually also is air bag system, is intended to alleviate occupant's extent of injury, when crashing, avoids the occupant that secondary collision occurs, or is pulled out away from the seat under the dangerous situation such as vehicle generation rolling.
The head-on crash signal transducer of the crash sensor of this electrical controller and SRS safety system shares, and control module and SRS control module are shared, so that this electrical controller can directly use the control signal of SRS control module output.Be SRS control module mouth output control signal, the control safety air bag is opened, and also exports simultaneously another road signal to electromagnetic valve, and electrically-controlled valve drives the effect of seat gas spring mechanism.The seat gas spring mechanism here is common gas spring structure.
In the electrical controller of above-mentioned pneumatic collapsible safety chair seats of car system, the input end of described electromagnetic valve directly is connected to SRS control module mouth.The voltage of SRS control module output can directly drive the electromagnetic valve action, does not therefore need to carry out IC Intermediate Circuit and changes.
In the electrical controller of above-mentioned pneumatic collapsible safety chair seats of car system, described electromagnetic valve comprises coil and in coil armature is set.Receive the control signal that SRS transports when electromagnetic valve coil is switched on, armature stretches out the promotion gas spring to the right.
In the electrical controller of above-mentioned pneumatic collapsible safety chair seats of car system, described control module is connected with automobile power source, is connected with switch between automobile power source and control module.
Compared with prior art, the electrical controller of the pneumatic collapsible safety chair seats of car of basis system has the following advantages:
1, adopted automobile-used crash sensor as the system triggers signal, the moment that seat is started is very reliable, accurate and rapid.
2, the collision alarm sensor of this device can be shared with the head-on crash signal transducer of SRS safety system on the real vehicle, control module again can with real vehicle on the SRS control module share, if will be with this system equipment to vehicle, only need increase control electromagnetic valve and seat gas spring mechanism to get final product on the hardware, can reduce the motor plant cost of investment.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Among the figure, 1, control module; 2, crash sensor; 3, electromagnetic valve; 31, coil; 32, armature; 4, automobile power source; 5, gas spring mechanism; 6, switch.
The specific embodiment
Below be specific embodiment of the utility model, and by reference to the accompanying drawings the technical solution of the utility model be further described, but the utility model is not limited to these embodiment.
As shown in Figure 1, the electrical controller of the pneumatic collapsible safety chair seats of car of basis system, be connected with the seat gas spring mechanism 5 in the safety chair seats of car system, comprise control module 1, crash sensor 2, electromagnetic valve 3 and to its automobile power source of powering 4 etc., the seat of realization in can Pneumatic automatic-control collapsible safety chair seats of car system when automobile bumps in time, retreat exactly provides safety.
Specifically, crash sensor 2 is the head-on crash signal transducer of SRS safety system, be installed on automotive front baffle plate and the crossbeam, crash sensor 2 is connected with control module 1, control module 1 is the SRS control module, and the mouth of SRS control module is connected with seat gas spring mechanism 5 by electromagnetic valve 3.Because the voltage of SRS control module output can directly drive electromagnetic valve 3 actions, does not therefore need to carry out IC Intermediate Circuit and changes, the input end of electromagnetic valve 3 directly is connected to SRS control module mouth.Electromagnetic valve 3 comprises coil 31 and the armature 32 that is arranged in the coil 31, receives the control signal that SRS transports when 31 energising of electromagnetic valve 3 coils, and armature 32 stretches out the promotion gas spring to the right.Control module 1 is connected with automobile power source 4, is connected with switch 6 between automobile power source 4 and control module 1.
When automobile meets accident collision in the process of moving, crash sensor 2 devices that are assemblied on the automobile send vehicle collision signal to control module 1, the crash sensor 2 of this electrical controller shares with the head-on crash signal transducer of SRS safety system, control module 1 is shared with the SRS control module, so that this electrical controller can directly use the control signal of SRS control module output, it is SRS control module 1 mouth output control signal, the control safety air bag is opened, and also exports simultaneously another road signal to electromagnetic valve 3.Electromagnetic valve 3 to the controlled cylinder contact place that is arranged in seat gas spring mechanism 5 sends the execution instruction immediately after control module 1 is received collision alarm, the armature of electromagnetic valve 3 heads into contact immediately, controllable valve in the cylinder body is opened, and the in-oil cylinder hydraulic oil of former and later two that are separated by controlled valve UNICOM flows.Because the difference of the cross-sectional area of power effect, the hydraulic oil pressure of front oil cylinder is powerful in rear in-oil cylinder pressure, and oil oil cylinder after oil cylinder flows in the past promotes controlled valve and drives simultaneously continuous piston rod and stretch out cylinder block, and oil pressure reduces in the cylinder.Simultaneously, floating piston separates cylinder and rear oil cylinder, has been filled with high-pressure inert gas (nitrogen) in the airtight cylinder, and the oil pressure reduction causes original force balance to be broken, and high pressure gas promote floating piston to the cylinder body front end, and air pressure descends, and reaches new force balance.Whole equilibrium process is finished at short notice, and piston rod is stretched out in the gas spring cylinder sleeve fast.Because piston rod is fixed on the riser, the gas spring cylinder sleeve is withdrawn together with travelling people's seat fast backward with respect to the motion of piston rod reversing sense.Gas pressure intensity is larger in the cylinder, and the cross-sectional area of oilhole increases, so that the flow velocity of hydraulic oil is accelerated, the speed of stretching out of piston rod is faster, is equivalent to seat and withdraws backward faster.
Specific embodiment described herein only is to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has more used the terms such as control module 1, crash sensor 2, electromagnetic valve 3, automobile power source 4, gas spring mechanism 5, do not get rid of the possibility of using other term.Using these terms only is in order to describe more easily and explain essence of the present utility model; They are construed to any additional restriction all is contrary with the utility model spirit.
Claims (4)
1. the electrical controller of a pneumatic collapsible safety chair seats of car system, this electrical controller is connected with seat gas spring mechanism (5) in the safety chair seats of car system, comprise control module (1) and the crash sensor (2) that is connected with control module (1), it is characterized in that, described crash sensor (2) is the head-on crash signal transducer of SRS safety system, described control module (1) is the SRS control module, and the mouth of described SRS control module is connected with seat gas spring mechanism (5) by electromagnetic valve (3).
2. the electrical controller of pneumatic collapsible safety chair seats of car according to claim 1 system is characterized in that, the input end of described electromagnetic valve (3) directly is connected to SRS control module mouth.
3. the electrical controller of pneumatic collapsible safety chair seats of car according to claim 1 and 2 system is characterized in that, described electromagnetic valve (3) comprises coil (31) and is arranged on armature (32) in the coil (31).
4. the electrical controller of pneumatic collapsible safety chair seats of car according to claim 3 system, it is characterized in that, described control module (1) is connected with automobile power source (4), is connected with switch (6) between automobile power source (4) and control module (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220379171 CN202728017U (en) | 2012-07-31 | 2012-07-31 | Electric control device for pneumatic collapsable automobile safety chair system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220379171 CN202728017U (en) | 2012-07-31 | 2012-07-31 | Electric control device for pneumatic collapsable automobile safety chair system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202728017U true CN202728017U (en) | 2013-02-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220379171 Expired - Fee Related CN202728017U (en) | 2012-07-31 | 2012-07-31 | Electric control device for pneumatic collapsable automobile safety chair system |
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| Country | Link |
|---|---|
| CN (1) | CN202728017U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111024353A (en) * | 2019-12-16 | 2020-04-17 | 首钢集团有限公司 | Impact force testing device and method |
-
2012
- 2012-07-31 CN CN 201220379171 patent/CN202728017U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111024353A (en) * | 2019-12-16 | 2020-04-17 | 首钢集团有限公司 | Impact force testing device and method |
| CN111024353B (en) * | 2019-12-16 | 2021-12-21 | 首钢集团有限公司 | Impact force testing device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130213 Termination date: 20130731 |