CN109774649A - Bus seat and its control method based on safety belt Supervised Control - Google Patents
Bus seat and its control method based on safety belt Supervised Control Download PDFInfo
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- CN109774649A CN109774649A CN201910072327.2A CN201910072327A CN109774649A CN 109774649 A CN109774649 A CN 109774649A CN 201910072327 A CN201910072327 A CN 201910072327A CN 109774649 A CN109774649 A CN 109774649A
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- safety belt
- backrest
- pull rod
- pedestal
- control module
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Abstract
The invention discloses a kind of bus seat and its control method based on safety belt Supervised Control, bus seat include seat body, rotary angle transmitter, coiler sensor, eye-splice sensor, electronic bolt, danger button, adjustment module, locking module, control module, power module and warning light；Seat body includes pedestal, backrest, first rotating shaft, the first torsionspring and safety belt；Adjustment module includes pull rod, the second shaft, pull rod bearing, the second torsionspring, adjustable plate, adjustable plate bearing and fixed plate；Locking module includes locking rod, electromagnet and reset spring；Control module is electrically connected with rotary angle transmitter, coiler sensor, eye-splice sensor, electronic bolt, danger button, electromagnet, power module, warning light respectively.The configuration of the present invention is simple, it is easy to use, be easily installed, induce the conscious wear safety belt of passenger, it can be achieved that ride comfort is synchronous with safety.
Description
Technical field
The present invention relates to the safety belts of vehicle passive safety to protect field, more particularly, to one kind based on safety belt supervision control
The bus seat and its control method of system.
Background technique
With the fast development of automobile industry and national economy, China's car ownership has ranked among world forefront.Car with
Bus has become the main means of transport of highway in China passenger traffic, but objective occupant of the car is more, quality and volume are larger, mass center
Higher, so compared to small and medium-sized car, stability is poor and once collides and will cause the serious consequence of the dead group's wound of group.
Safety belt is the important passive protection measure for reducing injury, will reduce the injury of secondary collision in accident.But because wearing peace
Full band can reduce riding comfort, so passenger tends not to conscious wear safety belt.
To solve the above-mentioned problems, occurred many and miscellaneous safety belt reminding device in the market.Such as Shen Zhiguan
A kind of " safety band alarm device and implementation method for detecting car state " (application number 201810463177.3) of invention,
By the driving status to car to determine whether needing to avoid by audio alert mode reminding passengers wear safety belt not
It alarms if necessary, worry is caused to passenger.But the device also affects week when reminding non-wear safety belt passenger
Enclose passenger, to take environment bring adverse effect, and can not be effectively ensured passenger by prompting can conscious wear safety belt, multiply
Visitor can avoid alarm set by eye-splice cheating device.
A kind of " control system applied to safety belt reminding device " (application number of the inventions such as Li Kun
201711059620), which judges whether to have passenger on seat to avoid false alarm by pressure sensor, while passing through nothing
Passenger inside the vehicle's seatbelt wearing situation is presented on the display screen of driver by line transfer module, is multiplied by driver and buzzer prompting
Objective wear safety belt.But the inventive structure is complicated, it is difficult to install, while eye-splice cheating device is not accounted for, so that passenger can lead to
It crosses eye-splice cheating device and escapes warning device, and show that wear condition will disperse the attention of driver on the screen of driver, it is right
Vehicle driving safety impacts.
A kind of " novel safety belt prompting is autocratic " (application number 201310162615.5) of Li Zhongxing et al. invention, the hair
It is bright by coiler sensor and buckle switch judge passenger whether wear safety belt, avoid passenger using eye-splice cheating device escape
Alarm system.But the type of alarm of the invention is buzzer warning, is easy to cause to perplex to the passenger of surrounding.
A kind of " seat back adjustment mechanism for coach " (application number 201110096281.1) of Tang Fangjie invention, the invention
A kind of seat back-rest angle regulating mechanism is devised, regulating mechanism can be unlocked by the pull rod by seat, pass through the layback of passenger
Change the angle of backrest.But the invention does not account for passenger when standing up, the wound that may cause when seat rebounds to passenger
Evil, larger with certain safety problem and structural volume, occupied space is larger.
" a kind of passenger car seat " (application number 200910181712.7) of Liu Yang and the bright invention of You hundred, invention design
A seat back-rest angle regulating mechanism, by pull rod, spring and adjuster etc. makes passenger that can voluntarily adjust backrest angle, full
Requirement of the sufficient passenger to comfort, while seat position adjustment mechanism is devised, meet the more demands of passenger.But the hair
Bright structure is complex, higher cost, is unfavorable for promoting.
In conclusion current belt is reminded and monitoring apparatus is mainly reminded by audio alert and driver come prompt passengers
Wear safety belt, but these modes make passenger passively receive state in one kind, cannot effectively ensure that passenger is made consciously to wear peace
Full band, and will affect and take environment and safe driving.
Summary of the invention
The technical problem to be solved by the present invention is in existing bus safety band alarm set, structure is complicated, shadow
The problems such as taking amenity, passenger's active wear safety belt cannot be promoted and watching out for socket cheating device is rung, one kind is proposed
Bus seat and its control method based on safety belt Supervised Control, structure is simple, can be in the seating ring for not influencing other passengers
In the case where border, promote the conscious wear safety belt of passenger；A kind of seat adjuster is devised, prevents backrest return from making to passenger
At injury.
The present invention uses following technical scheme to solve above-mentioned technical problem:
Based on the bus seat of safety belt Supervised Control, passed comprising seat body, rotary angle transmitter, coiler sensor, eye-splice
Sensor, electronic bolt, danger button, adjustment module, locking module, control module, power module and warning light；
The seat body includes pedestal, backrest, first rotating shaft, the first torsionspring and safety belt；The pedestal and first turn
Axis is connected；The backrest is connected by bearing with first rotating shaft, and backrest is freely rotated with respect to pedestal；Described first turns round
Turn spring pocket in first rotating shaft, one end is fixed in first rotating shaft, the other end and backrest are connected, for returning to backrest
Its with respect to pedestal initial position, i.e. so that backrest return time just；
The rotary angle transmitter is arranged in the first rotating shaft, for incuding the angle between backrest and pedestal, and is passed
Pass the control module；
The coiler sensor is arranged at the reset spring of the safety belt, for incuding whether safety belt is pulled, and
Pass it to the control module；
The eye-splice sensor is arranged in the eye-splice of the safety belt, and whether the plug for incuding safety belt is inserted into safety belt
Eye-splice in, and pass it to the control module；
The electronic bolt is arranged in the eye-splice of the safety belt, the eye-splice for the order according to control module to safety belt
Carry out locking and release, safety belt plug can not be extracted out from safety belt buckle when locking, and safety belt plug can be from when release
It is extracted out in safety belt buckle；
The danger button is arranged in driver's cabin, for issuing the instruction for releasing all lockings to control module when pressing；
The adjustment module includes pull rod, the second shaft, pull rod bearing, the second torsionspring, adjustable plate, adjustable plate bearing and consolidates
Fixed board；
The center of the pull rod is equipped with through-hole；The second shaft setting is vertically connected in base side, one end and pedestal, another
End is connected at the central through hole of pull rod with pull rod by the pull rod bearing, wherein the inner ring of pull rod bearing and the second shaft
The inner wall of connected, outer ring and pull rod central through hole is connected；
Second torsionspring covers in the second shaft, between pull rod bearing and pedestal, and the one of the second torsionspring
End and second shaft are connected, the other end and pull rod are connected, though for so that pull rod with respect to pedestal return to its initial position,
Pull rod is obtained to reset back just；
The fixed plate is fixed on the side of backrest；The adjustable plate is arranged on the side of pedestal by adjustable plate bearing,
Eccentric rotary can be carried out relative to pedestal；The adjustable plate, fixed plate are equipped with mutually matched tooth；It is set on the adjustable plate
Have that sliding slot, be equipped in sliding slot can free to slide sliding block and sliding block and the pull rod be hinged close to one end of backrest along the chute；
When pulling pull rod, pull rod drives adjustable plate to carry out eccentric rotary by sliding block, so that on the tooth and fixed plate on adjustable plate
Tooth separates, and backrest can be rotated relative to pedestal；When releasing lever, pull rod returns just under the action of the second torsionspring,
So that adjustable plate carries out the tooth engagement that eccentric rotary is returned on tooth and fixed plate just, on adjustable plate, backrest and pedestal it is locked, cannot
It relatively rotates；
The locking module includes locking rod, electromagnet and reset spring；
The base side is equipped with through-hole far from the top of backrest one end in pull rod, and the logical of base side is arranged in the locking rod
It in hole, can be stretched out along the through-hole of base side or retraction, and locking rod is made of metal；
The reset spring, electromagnet are arranged in pedestal, wherein reset spring one end and pedestal are connected, the other end and lock
Only bar is connected；The electromagnet and the control module are electrically connected, for the command job according to control module；Work as electromagnet
When work, suction is generated by the through-hole of locking rod sucking base side, at this point, reset spring is compressed, pull rod can be drawn
It is dynamic；When electromagnet stops working, reset spring makes the through-hole of locking rod pop-up base side, is located at pull rod far from leaning on
The top of one end is carried on the back, lives not being pulled at this point, pull rod is locked up pole spacing；
The power module is for powering；
The warning light is for prompting passenger；
The control module respectively with rotary angle transmitter, coiler sensor, eye-splice sensor, electronic bolt, danger button, electricity
Magnet, power module, warning light are electrically connected, for according to rotary angle transmitter, coiler sensor, eye-splice sensor, urgent
The information of button transmitting controls electronic bolt, electromagnet, warning light work.
As the present invention is based on the further prioritization scheme of the bus seat of safety belt Supervised Control, the backrest and pedestals
Between initial angle less than 90 °.
As the present invention is based on the further prioritization scheme of the bus seat of safety belt Supervised Control, the backrest and pedestals
Between initial angle be 85 °, promote passenger to carry out angle adjustment, while not influencing the movement of passenger's wear safety belt again.
As the present invention is based on the further prioritization scheme of the bus seat of safety belt Supervised Control, the backrest and pedestals
Between be equipped with buffering pneumatic cushion；
The buffering pneumatic cushion is made of elastic material, which is provided with gas outlet, between backrest and pedestal angle be less than
The kinetic energy that backrest return returns timing is reduced when preset angle threshold；And between backrest and pedestal angle be more than or equal to it is preset
By the elasticity of itself, voluntarily air-breathing is restored when angle threshold.
The invention also discloses a kind of control methods for being somebody's turn to do the bus seat based on safety belt Supervised Control, include following step
It is rapid:
Step 1), rotary angle transmitter, coiler sensor, eye-splice sensor measure angle between backrest and pedestal, peace respectively
Complete whether band is pulled, whether safety belt plug is inserted into safety belt buckle, and passes it to the control module；
Step 2, if safety belt is not pulled, in safety belt plug insertion safety belt buckle, control module control instructions lamp dodges
It is bright, the correct wear safety belt of reminding passengers；
Step 3), if safety belt is pulled and in safety belt plug insertion safety belt buckle, control module controls electromagnetism ironworker
Make, so that releasing the locking to pull rod in the through-hole of locking rod retraction base side；
Step 4), if safety belt is not pulled or safety belt plug is not inserted into safety belt buckle, control module controls electromagnetism
Iron stops working, so that through-hole, pull rod that locking rod stretches out base side can not be pulled；
Step 5), if safety belt is pulled, safety belt plug insertion safety belt buckle is interior and the angle between backrest and pedestal
Not equal to the initial angle between backrest and pedestal, control module controls electronic pin lock and stops, so that safety belt plug can not be from
It is extracted out in safety belt buckle；
Step 6), if safety belt is pulled, safety belt plug insertion safety belt buckle is interior and the angle between backrest and pedestal
Equal to the initial angle between backrest and pedestal, control module controls electronic bolt and unclamps, and enables safety belt plug from peace
It is extracted out in full band eye-splice；
Step 7), when danger button is pressed, control module controls electronic bolt and unclamps, and enables safety belt plug from peace
It is extracted out in full band eye-splice.
The invention adopts the above technical scheme compared with prior art, has following technical effect that
1. structure is easily installed: reliable operation, as long as occupying little space, be easily installed, being improved on to existing seat
Mountable, feasibility is high.
2. alerting pattern is more effective: this patent is on the basis of light prompting by wear safety belt and riding comfort phase
In conjunction with passenger is more comfortable in order to take, and just necessary wear safety belt, riding comfort and wear safety belt are bound.
3. having supervisory role: eye-splice cheating device can not play a role in the invention.
4. flexibility is higher: the present invention can judge whether passenger can open safety belt in conjunction with the state of seat, both avoid
Passenger is ask comfortable and unlock safety belt, while so that passenger is unlocked safety when needed again in the process of moving
Band does not influence the normal activity of passenger.
5. highly-safe: addition buffering pneumatic cushion prevents from damaging passenger when seat return；When the meaning such as collide
When outer, even if armchair structure deformation can not restPose, passenger can also be made voluntarily to unlock safety belt by the control of driver
Escape.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the flow diagram of control method of the present invention.
In figure, 1- pedestal, 2- backrest, 3- pull rod, 4- pull rod bearing, 5- adjustable plate, 6- fixed plate, 7- adjustable plate bearing,
Sliding slot on 8- adjustable plate, the sliding block in 9- adjustable plate upper hopper chute, 10- locking rod, the eye-splice of 11- safety belt, 12- warning light,
13- buffering pneumatic cushion.
Specific embodiment
Technical solution of the present invention is described in further detail with reference to the accompanying drawing:
The present invention can be embodied in many different forms, and should not be assumed that be limited to the embodiments described herein.On the contrary, providing
These embodiments are thoroughly and complete to make the disclosure, and will give full expression to the scope of the present invention to those skilled in the art.
In the accompanying drawings, for the sake of clarity it is exaggerated component.
As shown in Figure 1, the invention discloses a kind of bus seat based on safety belt Supervised Control, comprising seat body,
Rotary angle transmitter, coiler sensor, eye-splice sensor, electronic bolt, danger button, adjustment module, locking module, control mould
Block, power module and warning light；
The seat body includes pedestal, backrest, first rotating shaft, the first torsionspring and safety belt；The pedestal and first turn
Axis is connected；The backrest is connected by bearing with first rotating shaft, and backrest is freely rotated with respect to pedestal；Described first turns round
Turn spring pocket in first rotating shaft, one end is fixed in first rotating shaft, the other end and backrest are connected, for returning to backrest
Its with respect to pedestal initial position, i.e. so that backrest return time just；
The rotary angle transmitter is arranged in the first rotating shaft, for incuding the angle between backrest and pedestal, and is passed
Pass the control module；
The coiler sensor is arranged at the reset spring of the safety belt, for incuding whether safety belt is pulled, and
Pass it to the control module；
The eye-splice sensor is arranged in the eye-splice of the safety belt, and whether the plug for incuding safety belt is inserted into safety belt
Eye-splice in, and pass it to the control module；
The electronic bolt is arranged in the eye-splice of the safety belt, the eye-splice for the order according to control module to safety belt
Carry out locking and release, safety belt plug can not be extracted out from safety belt buckle when locking, and safety belt plug can be from when release
It is extracted out in safety belt buckle；
The danger button is arranged in driver's cabin, for issuing the instruction for releasing all lockings to control module when pressing；
The adjustment module includes pull rod, the second shaft, pull rod bearing, the second torsionspring, adjustable plate, adjustable plate bearing and consolidates
Fixed board；
The center of the pull rod is equipped with through-hole；The second shaft setting is vertically connected in base side, one end and pedestal, another
End is connected at the central through hole of pull rod with pull rod by the pull rod bearing, wherein the inner ring of pull rod bearing and the second shaft
The inner wall of connected, outer ring and pull rod central through hole is connected；
Second torsionspring covers in the second shaft, between pull rod bearing and pedestal, and the one of the second torsionspring
End and second shaft are connected, the other end and pull rod are connected, though for so that pull rod with respect to pedestal return to its initial position,
Pull rod is obtained to reset back just；
The fixed plate is fixed on the side of backrest；The adjustable plate is arranged on the side of pedestal by adjustable plate bearing,
Eccentric rotary can be carried out relative to pedestal；The adjustable plate, fixed plate are equipped with mutually matched tooth；It is set on the adjustable plate
Have that sliding slot, be equipped in sliding slot can free to slide sliding block and sliding block and the pull rod be hinged close to one end of backrest along the chute；
When pulling pull rod, pull rod drives adjustable plate to carry out eccentric rotary by sliding block, so that on the tooth and fixed plate on adjustable plate
Tooth separates, and backrest can be rotated relative to pedestal；When releasing lever, pull rod returns just under the action of the second torsionspring,
So that adjustable plate carries out the tooth engagement that eccentric rotary is returned on tooth and fixed plate just, on adjustable plate, backrest and pedestal it is locked, cannot
It relatively rotates；
The locking module includes locking rod, electromagnet and reset spring；
The base side is equipped with through-hole far from the top of backrest one end in pull rod, and the logical of base side is arranged in the locking rod
It in hole, can be stretched out along the through-hole of base side or retraction, and locking rod is made of metal；
The reset spring, electromagnet are arranged in pedestal, wherein reset spring one end and pedestal are connected, the other end and lock
Only bar is connected；The electromagnet and the control module are electrically connected, for the command job according to control module；Work as electromagnet
When work, suction is generated by the through-hole of locking rod sucking base side, at this point, reset spring is compressed, pull rod can be drawn
It is dynamic；When electromagnet stops working, reset spring makes the through-hole of locking rod pop-up base side, is located at pull rod far from leaning on
The top of one end is carried on the back, lives not being pulled at this point, pull rod is locked up pole spacing；
The power module is for powering；
The warning light is for prompting passenger；
The control module respectively with rotary angle transmitter, coiler sensor, eye-splice sensor, electronic bolt, danger button, electricity
Magnet, power module, warning light are electrically connected, for according to rotary angle transmitter, coiler sensor, eye-splice sensor, urgent
The information of button transmitting controls electronic bolt, electromagnet, warning light work.
Initial angle between the backrest and pedestal is preferentially set as 85 ° less than 90 °, and passenger is promoted to carry out angle tune
It is whole, while not influencing the movement of passenger's wear safety belt again.
Buffering pneumatic cushion is equipped between the backrest and pedestal；The buffering pneumatic cushion is made of elastic material, which is provided with
Gas outlet, the kinetic energy for returning timing for reducing backrest return when angle is less than preset angle threshold between backrest and pedestal；
And by the elasticity of itself, voluntarily air-breathing is restored when angle is more than or equal to preset angle threshold between backrest and pedestal.
As shown in Fig. 2, the invention also discloses a kind of control method for being somebody's turn to do the bus seat based on safety belt Supervised Control,
It comprises the steps of:
Step 1), rotary angle transmitter, coiler sensor, eye-splice sensor measure angle between backrest and pedestal, peace respectively
Complete whether band is pulled, whether safety belt plug is inserted into safety belt buckle, and passes it to the control module；
Step 2, if safety belt is not pulled, in safety belt plug insertion safety belt buckle, control module control instructions lamp dodges
It is bright, the correct wear safety belt of reminding passengers；
Step 3), if safety belt is pulled and in safety belt plug insertion safety belt buckle, control module controls electromagnetism ironworker
Make, so that releasing the locking to pull rod in the through-hole of locking rod retraction base side；
Step 4), if safety belt is not pulled or safety belt plug is not inserted into safety belt buckle, control module controls electromagnetism
Iron stops working, so that through-hole, pull rod that locking rod stretches out base side can not be pulled；
Step 5), if safety belt is pulled, safety belt plug insertion safety belt buckle is interior and the angle between backrest and pedestal
Not equal to the initial angle between backrest and pedestal, control module controls electronic pin lock and stops, so that safety belt plug can not be from
It is extracted out in safety belt buckle；
Step 6), if safety belt is pulled, safety belt plug insertion safety belt buckle is interior and the angle between backrest and pedestal
Equal to the initial angle between backrest and pedestal, control module controls electronic bolt and unclamps, and enables safety belt plug from peace
It is extracted out in full band eye-splice；
Step 7), when danger button is pressed, control module controls electronic bolt and unclamps, and enables safety belt plug from peace
It is extracted out in full band eye-splice.
When passenger's not correct wear safety belt, control module control warning light, which flashes and is in locking rod, stretches out shape
State limits the rotation of seat adjusting yoke.After judging passenger's correct wear safety belt, control module releases locking rod to seat
The constraint of adjusting yoke.
Initial angle between backrest and pedestal is 85 °, and passenger is promoted to carry out angle adjustment, while not influencing passenger's pendant again
Wear the movement of safety belt.
When the correct wear safety belt of passenger and when having adjusted the angle between backrest and pedestal, control module controls electric inserting
Lock stops, so that safety belt plug can not be extracted out from safety belt buckle；And when the correct wear safety belt of passenger and backrest and bottom
When resetting between seat, control module controls electronic bolt and unclamps, and safety belt plug is extracted out from safety belt buckle.
When passenger adjusts the angle between backrest and pedestal, pull rod is pulled, the elastic force of pull rod reset spring is overcome, passes through cunning
Block drives adjustable plate to carry out eccentric rotary, so that the tooth on the tooth and fixed plate on adjustable plate separates, at this point, backrest is with passenger
Layback campaign and around base rotation；When releasing lever, pull rod is returned under the action of the second torsionspring just, so that adjustable plate
The tooth engagement that eccentric rotary is returned on tooth and fixed plate just, on adjustable plate is carried out, backrest and pedestal are locked, relatively unrotatable.
For backrest when returning just and angle is less than preset angle threshold between backrest and pedestal, backrest squeezes buffering pneumatic cushion,
The elasticity for overcoming buffering pneumatic cushion is vented it gradually and applies a resistance to backrest simultaneously, slows down the reset speed of backrest, avoid
Passenger is damaged, until resetting completely.Buffering pneumatic cushion angle between backrest and pedestal is more than or equal to preset angle threshold
By the elasticity of itself, voluntarily air-breathing is restored when value.
It is unexpected when encountering collision etc., it causes seat to deform, chair angle can not be made to reset.Driver presses danger button, control
Molding block controls electronic bolt and unclamps, and safety belt plug is extracted out from safety belt buckle, and it is locked to release safety belt.Multiply
Visitor can voluntarily unlock safety belt escape.
Those skilled in the art can understand that unless otherwise defined, all terms used herein (including skill
Art term and scientific term) there is meaning identical with the general understanding of those of ordinary skill in fields of the present invention.Also
It should be understood that those terms such as defined in the general dictionary should be understood that have in the context of the prior art
The consistent meaning of meaning will not be explained in an idealized or overly formal meaning and unless defined as here.
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that being not limited to this hair the foregoing is merely a specific embodiment of the invention
Bright, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should be included in the present invention
Protection scope within.
Claims (5)
1. the bus seat based on safety belt Supervised Control, which is characterized in that include seat body, rotary angle transmitter, coiler
Sensor, eye-splice sensor, electronic bolt, danger button, adjustment module, locking module, control module, power module and prompt
Lamp；
The seat body includes pedestal, backrest, first rotating shaft, the first torsionspring and safety belt；The pedestal and first turn
Axis is connected；The backrest is connected by bearing with first rotating shaft, and backrest is freely rotated with respect to pedestal；Described first turns round
Turn spring pocket in first rotating shaft, one end is fixed in first rotating shaft, the other end and backrest are connected, for returning to backrest
Its with respect to pedestal initial position, i.e. so that backrest return time just；
The rotary angle transmitter is arranged in the first rotating shaft, for incuding the angle between backrest and pedestal, and is passed
Pass the control module；
The coiler sensor is arranged at the reset spring of the safety belt, for incuding whether safety belt is pulled, and
Pass it to the control module；
The eye-splice sensor is arranged in the eye-splice of the safety belt, and whether the plug for incuding safety belt is inserted into safety belt
Eye-splice in, and pass it to the control module；
The electronic bolt is arranged in the eye-splice of the safety belt, the eye-splice for the order according to control module to safety belt
Carry out locking and release, safety belt plug can not be extracted out from safety belt buckle when locking, and safety belt plug can be from when release
It is extracted out in safety belt buckle；
The danger button is arranged in driver's cabin, for issuing the instruction for releasing all lockings to control module when pressing；
The adjustment module includes pull rod, the second shaft, pull rod bearing, the second torsionspring, adjustable plate, adjustable plate bearing and consolidates
Fixed board；
The center of the pull rod is equipped with through-hole；The second shaft setting is vertically connected in base side, one end and pedestal, another
End is connected at the central through hole of pull rod with pull rod by the pull rod bearing, wherein the inner ring of pull rod bearing and the second shaft
The inner wall of connected, outer ring and pull rod central through hole is connected；
Second torsionspring covers in the second shaft, between pull rod bearing and pedestal, and the one of the second torsionspring
End and second shaft are connected, the other end and pull rod are connected, though for so that pull rod with respect to pedestal return to its initial position,
Pull rod is obtained to reset back just；
The fixed plate is fixed on the side of backrest；The adjustable plate is arranged on the side of pedestal by adjustable plate bearing,
Eccentric rotary can be carried out relative to pedestal；The adjustable plate, fixed plate are equipped with mutually matched tooth；It is set on the adjustable plate
Have that sliding slot, be equipped in sliding slot can free to slide sliding block and sliding block and the pull rod be hinged close to one end of backrest along the chute；
When pulling pull rod, pull rod drives adjustable plate to carry out eccentric rotary by sliding block, so that on the tooth and fixed plate on adjustable plate
Tooth separates, and backrest can be rotated relative to pedestal；When releasing lever, pull rod returns just under the action of the second torsionspring,
So that adjustable plate carries out the tooth engagement that eccentric rotary is returned on tooth and fixed plate just, on adjustable plate, backrest and pedestal it is locked, cannot
It relatively rotates；
The locking module includes locking rod, electromagnet and reset spring；
The base side is equipped with through-hole far from the top of backrest one end in pull rod, and the logical of base side is arranged in the locking rod
It in hole, can be stretched out along the through-hole of base side or retraction, and locking rod is made of metal；
The reset spring, electromagnet are arranged in pedestal, wherein reset spring one end and pedestal are connected, the other end and lock
Only bar is connected；The electromagnet and the control module are electrically connected, for the command job according to control module；Work as electromagnet
When work, suction is generated by the through-hole of locking rod sucking base side, at this point, reset spring is compressed, pull rod can be drawn
It is dynamic；When electromagnet stops working, reset spring makes the through-hole of locking rod pop-up base side, is located at pull rod far from leaning on
The top of one end is carried on the back, lives not being pulled at this point, pull rod is locked up pole spacing；
The power module is for powering；
The warning light is for prompting passenger；
The control module respectively with rotary angle transmitter, coiler sensor, eye-splice sensor, electronic bolt, danger button, electricity
Magnet, power module, warning light are electrically connected, for according to rotary angle transmitter, coiler sensor, eye-splice sensor, urgent
The information of button transmitting controls electronic bolt, electromagnet, warning light work.
2. the bus seat according to claim 1 based on safety belt Supervised Control, which is characterized in that the backrest and bottom
Initial angle between seat is less than 90 °.
3. the bus seat according to claim 2 based on safety belt Supervised Control, which is characterized in that the backrest and bottom
Initial angle between seat is 85 °, promotes passenger to carry out angle adjustment, while not influencing the movement of passenger's wear safety belt again.
4. the bus seat according to claim 1 based on safety belt Supervised Control, which is characterized in that the backrest and bottom
Buffering pneumatic cushion is equipped between seat；
The buffering pneumatic cushion is made of elastic material, which is provided with gas outlet, between backrest and pedestal angle be less than
The kinetic energy that backrest return returns timing is reduced when preset angle threshold；And between backrest and pedestal angle be more than or equal to it is preset
By the elasticity of itself, voluntarily air-breathing is restored when angle threshold.
5. the control method based on the bus seat described in claim 1 based on safety belt Supervised Control, which is characterized in that packet
Containing following steps:
Step 1), rotary angle transmitter, coiler sensor, eye-splice sensor measure angle between backrest and pedestal, peace respectively
Complete whether band is pulled, whether safety belt plug is inserted into safety belt buckle, and passes it to the control module；
Step 2, if safety belt is not pulled, in safety belt plug insertion safety belt buckle, control module control instructions lamp dodges
It is bright, the correct wear safety belt of reminding passengers；
Step 3), if safety belt is pulled and in safety belt plug insertion safety belt buckle, control module controls electromagnetism ironworker
Make, so that releasing the locking to pull rod in the through-hole of locking rod retraction base side；
Step 4), if safety belt is not pulled or safety belt plug is not inserted into safety belt buckle, control module controls electromagnetism
Iron stops working, so that through-hole, pull rod that locking rod stretches out base side can not be pulled；
Step 5), if safety belt is pulled, safety belt plug insertion safety belt buckle is interior and the angle between backrest and pedestal
Not equal to the initial angle between backrest and pedestal, control module controls electronic pin lock and stops, so that safety belt plug can not be from
It is extracted out in safety belt buckle；
Step 6), if safety belt is pulled, safety belt plug insertion safety belt buckle is interior and the angle between backrest and pedestal
Equal to the initial angle between backrest and pedestal, control module controls electronic bolt and unclamps, and enables safety belt plug from peace
It is extracted out in full band eye-splice；
Step 7), when danger button is pressed, control module controls electronic bolt and unclamps, and enables safety belt plug from peace
It is extracted out in full band eye-splice.
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| CN201910072327.2A CN109774649B (en) | 2019-01-25 | 2019-01-25 | Passenger car seat based on safety belt supervision control and control method thereof |
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| CN109774649A true CN109774649A (en) | 2019-05-21 |
| CN109774649B CN109774649B (en) | 2023-03-28 |
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| CN110870604A (en) * | 2020-01-19 | 2020-03-10 | 江苏智凯汽车安全系统有限公司 | Safety belt lock catch with electromagnetic safety function |
| TWI776642B (en) * | 2021-08-19 | 2022-09-01 | 智崴資訊科技股份有限公司 | Buckle device capable of displaying locked state |
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| TWI776642B (en) * | 2021-08-19 | 2022-09-01 | 智崴資訊科技股份有限公司 | Buckle device capable of displaying locked state |
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| Publication number | Publication date |
|---|---|
| CN109774649B (en) | 2023-03-28 |
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