CN111455828B - An airbag device that can deal with the sudden danger of bridges - Google Patents

Abstract

The invention discloses an air bag safety device capable of dealing with bridge sudden danger, which comprises a bridge pile wall, wherein a support frame is fixedly arranged outside the bridge pile wall, an air bag mechanism is arranged on the support frame, the air bag mechanism comprises a box body, an air bag cavity with an upward opening is arranged in the upper end face of the box body, a large switch is arranged on the left side of the box body and connected with right-side inflating equipment, the inflating equipment is fixedly arranged in the air bag cavity, and an air bag is arranged in the air bag cavity.

Description

An airbag device that can deal with the sudden danger of bridges

technical field

The invention relates to the field of bridge safety accidents, in particular to an airbag device that can cope with the sudden danger of bridges.

Background technique

Whenever a car driving on the bridge collides with the fence due to unsafe driving or misoperation, the inertial car will fly out of the bridge and cause the tragedy of car crash and death. The driver of the car may fall into this gap and cause the tragedy of the car crash. A device that can protect the safety of the car and personal property is particularly necessary.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to provide an airbag device that can cope with the sudden danger of the bridge, and can timely prevent the possibility of the driver of the vehicle falling into the sea due to some dangerous situations.

The present invention is achieved through the following technical solutions.

An airbag device of the present invention that can cope with the sudden danger of a bridge includes a bridge pile wall, and is characterized in that: a support frame is fixed outside the bridge pile wall, and an air bag mechanism is arranged on the support frame. The air bag mechanism includes a box body, the upper end face of the box body is provided with an airbag cavity with an upward opening, the left side of the box body is provided with a large switch, and the large switch is connected to the right side inflating equipment, the inflating equipment It is fixedly arranged in the airbag cavity, an airbag is arranged inside the airbag cavity, and a U-shaped support is fixed on the upper end surface, and the U-shaped support is located on the left side of the box body, and the U-shaped support is located on the left side of the box body. There is a cross pin column cavity with an opening facing right in the right end face of the shape support, a flat plate support is fixed on the inner wall of the lower side of the cross pin column cavity, and a flat plate long rod is rotated on the front end surface of the flat plate support, so A flat plate is fixed on the flat plate long rod, the flat plate is in contact with the large switch, a long pin with a cross shape is arranged on the left side of the flat plate, the top of the long pin is pulled by one end of the wire rope, and the The other end is connected to the fence of the bridge, the bottom of the long pin is inserted into the hollow slot of the support frame, the inner wall of the lower side of the hollow slot is fixed with a pin spring, and the pin spring is in a stretched state. The pin spring is fixedly connected with the lower end of the long pin. When the fence is broken, the long pin is pulled down by the pin spring, and the cross part of the long pin will touch the cross plate of the horizontal plate. The upper left end face and the upper right end face of the horizontal plate will touch the large switch, and the large switch will activate the inflation device, and the inflation device will inflate the air bag, and the air bag inflates and expands to block the place. the gap created by the fence to prevent the car from flying out;

The right side of the air bag mechanism is provided with a sports air bag structure, and the sports air bag structure includes a spare inflatable device embedded in the inner wall of the right side of the air bag cavity, and the right side of the lower end face of the spare inflatable device is fixed with a small inflatable device. A touch switch, the small touch switch is communicated with the leaking cavity, the leaking cavity is located in the inner wall of the right side of the airbag cavity, and the inner wall of the lower side of the leaking cavity is fixedly provided with a leaking spring to be fixedly connected with it , the upper end of the loophole spring is fixedly provided with a loophole detent, the right end face of the box body is rotated with a spring baffle plate, the spring baffle plate is communicated with the baffle plate cavity, and the left inner wall of the baffle plate cavity is fixedly provided with The anti-pull spring is fixedly connected to the spring baffle, the upper right of the box is connected to the red wire rope, the right side of the spring baffle is provided with a connecting rod, and the two ends of the connecting rod are fixedly provided with A rope reel, a rope reel groove is arranged in the middle of the rope reel, and the wire rope is wound in the rope reel groove, and one end of the wire rope is also connected to the wire sheave, and the wire sheave is fixed to the motor shaft The motor shaft is controlled by the motor. When the bridge deck partially collapses, the collapsed stones will pull the red wire rope connected to the bottom of the bridge deck, and the pulling force will cause the box to move to the right. The spring baffle on the right end wall of the box rotates to the right fixed axis, the connecting rod enters the empty slot on the right side of the box, and the motor starts to drive the wire wheel to rotate, thereby pulling the winding rope The air bag mechanism connected with the wheels moves to the right, and when it reaches the collapsed position, the loophole latch pops out, and at the same time, the raised part of the loophole latch will touch the small touch switch, and the small touch The switch triggers the air bag release to collapse the air bag filling.

Preferably, an air bag guide cylinder is fixed on the outer side wall of the bridge deck to provide necessary guidance and restraint for the opening direction of the air bag of the air bag mechanism, and the upper end surface of the air bag guide cylinder is rotated with a blocking cover , the blocking cover is used to prevent foreign matter from entering the air bag guide cylinder.

Preferably, the red wire rope is closely attached to the bottom of the bridge deck through a patch, and the patch is to prevent the red wire rope from interfering with the operation of other mechanisms.

Preferably, the motor is fixed on a motor seat, a circular touch switch is provided on the motor, the motor seat is fixed on the upper end surface of the auxiliary support seat by motor bolts, and the support seat is fixed on the auxiliary support seat by fixing bolts On the right bridge pile, a small support is fixed on the upper end surface of the auxiliary support seat, a triggering cavity is arranged inside the small support, and a triggering spring is fixed inside the triggering cavity, and the triggering spring is connected with the trigger. Rod connection, the red wire rope of the trigger link is fixedly connected, under the traction force of the red wire rope, the trigger link will touch the circular touch switch on the motor to start the motor .

Beneficial effects of the present invention: the present invention can timely protect the vehicles on the bridge that are about to fly out of the bridge due to mis-driving, and can also trigger the air bag in time to fill the vacancy when the bridge partially collapses, and can effectively organize the traffic Cars fall into the hole and can temporarily serve as a bridge deck for vehicles to pass through.

Description of drawings

In order to illustrate the embodiments of the invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only For some embodiments of the invention, for those of ordinary skill in the art, other drawings can also be obtained according to these drawings without any creative effort.

FIG. 1 is a schematic front cross-sectional view of FIG. 1 according to the embodiment of the present invention;

FIG. 2 is a schematic diagram of a motion state diagram of the air bag mechanism of FIG. 1 according to the embodiment of the present invention;

FIG. 3 is a schematic plan view of FIG. 1 according to the embodiment of the present invention;

FIG. 4 is a schematic front view of the positional relationship between the rope reel and the motor in FIG. 3 according to the embodiment of the present invention;

Fig. 5 is a schematic cross-sectional view of the side view of the rope reel of Fig. 3 according to the embodiment of the present invention;

FIG. 6 is a cross-sectional view along E-E in FIG. 1 according to the embodiment of the present invention.

Detailed ways

The present invention will be described in detail below in conjunction with FIG. 1, wherein, for the convenience of description, the orientations mentioned below are now defined as follows: the up, down, left, right, front, and rear directions mentioned below are consistent with the up, down, left, right, front, and rear directions of the projection relationship of FIG. 1 itself.

1-6, an airbag device that can deal with the sudden danger of a bridge includes a bridge pile wall 59, a support frame 13 is fixed externally on the bridge pile wall 59, and an air bag is provided on the support frame 13 Mechanism 60, the air bag mechanism 60 includes a box body 21, the upper end face of the box body 21 is provided with an airbag cavity 71 with an upward opening, and the left side of the box body 21 is provided with a large switch 17, the large switch 17 is connected to the right inflatable device 19, the inflatable device 19 is fixedly arranged in the airbag cavity 71, the airbag cavity 71 is provided with an air airbag 20, and the upper end face of the 13 is fixedly provided with a U-shaped support 12. The U-shaped support 12 is located on the left side of the box body 21. The right end face of the U-shaped support 12 is provided with a cross-pin cavity 65 with an opening facing to the right. A flat plate support 15 is fixed on the side inner wall, the front end of the flat plate support 115 is rotated with a flat plate long rod 16, and a flat plate 14 is fixed on the flat plate long rod 16, and the flat plate 14 is in phase with the large switch 17. Contact, the left side of the flat plate 14 is provided with a cross-shaped long pin 11, the top of the long pin 11 is pulled by one end of the wire rope 10, the other end of the wire rope 10 is connected to the fence 43 of the bridge, the long pin The bottom of the column 11 is inserted into the hollow slot 44 of the support frame 13 , the inner wall of the lower side of the hollow slot 44 is fixed with a pin spring 45 , and the pin spring 45 is in a stretched state. The lower end of the long pin 11 is fixedly connected. When the fence 43 is broken, the long pin 11 is pulled down by the pin spring 45, and the cross portion of the long pin 11 will touch the cross plate 14. The upper left end face, the upper right end face of the horizontal plate 14 will touch the large switch 17, the large switch 17 will activate the inflating device 19, the inflating device 19 will inflate the air bag 20, the air The airbag 20 is inflated and expanded to block the gap caused by the fence 43 to prevent the car from flying out;

The right side of the air bag mechanism 60 is provided with a sports air bag structure 61 , and the sports air bag structure 61 includes a spare inflating device 40 embedded in the inner wall of the right side of the air bag cavity 71 , and the lower end surface of the spare inflating device 40 is A small touch switch 39 is fixed on the right side, and the small touch switch 39 communicates with the leakage cavity 22 , and the leakage cavity 22 is located in the inner wall of the right side of the airbag cavity 71 . The inner wall of the lower side is fixedly provided with a loophole spring 23 which is fixedly connected with it. The loophole spring 23 is fixedly provided with a loophole pin 24 on the upper end. The baffle cavity 25 communicates with each other, the left inner wall of the baffle cavity 25 is fixedly provided with a back-pull spring 26, the back-pull spring 26 is fixedly connected with the spring baffle 27, and the upper right of the box body 21 is connected with red For the steel wire rope 30, the right side of the spring baffle 27 is provided with a connecting rod 28, the two ends of the connecting rod 28 are fixed with a rope winding wheel 48, and the middle part of the rope winding wheel 48 is provided with a rope winding wheel groove 49. The wire rope 37 is wound in the rope reel groove 49. One end of the wire rope 37 is also connected to the wire pulley 38. The wire pulley 38 is fixedly connected to the motor shaft 36. The motor shaft 36 is controlled by the motor 35. When When the bridge deck is partially collapsed, the collapsed stones will produce a pulling force on the red wire rope 30 connected at the bottom of the bridge deck, and the pulling force will cause the box body 21 to move to the right, and the spring on the right end wall of the box body 21 The baffle plate 27 rotates to the right fixed axis, the connecting rod 28 enters the empty slot 90 on the right side of the box body 21 , the motor 35 starts to drive the wire pulley 38 to rotate, thereby pulling the rope reel 48 The connected air bag mechanism 60 moves to the right, and when it reaches the collapsed position, the loophole detent 24 pops up, and at the same time, the protruding part of the loophole detent 24 will trigger the small touch switch 39, and the A small touch switch triggers the air bag 20 to release the air bag to fill and collapse.

Beneficially, a tape measure wheel 46 is fixed on the front and rear ends of the U-shaped support 12 , a pulling wire 47 is wound inside the tape measure wheel 46 , and the other end of the wire rope 47 is fixedly connected to the auxiliary long rod 18 , so The auxiliary long rod 18 is embedded in the box body 21 , and the pulling wire 47 is used to ensure that the air bag mechanism 60 is always in close contact with the bottom of the bridge deck when moving.

Beneficially, an air bag guide cylinder 41 is fixed on the outer side wall of the bridge deck to provide necessary guidance and restraint for the opening direction of the air bag of the air bag mechanism 60. The upper end surface of the air bag guide cylinder 41 is rotated and provided. There is a blocking cover 42 , and the blocking cover 42 is used to prevent foreign objects from entering the air bag guide cylinder 41 .

Beneficially, the red wire rope 30 is closely attached to the bottom of the bridge deck through the patch 29, and the patch 29 is to prevent the red wire rope 30 from interfering with the operation of other mechanisms.

Beneficially, the motor 35 is fixed on the motor base 33 , the motor 35 is provided with a circular touch switch 54 , and the motor base 34 is fixed on the upper end surface of the auxiliary support base 33 by the motor bolts 32 . The support base 33 is fixed on the right bridge pile 58 by the fixing bolts 31, the upper end surface of the auxiliary support base 33 is fixed with a small support 55, and the small support 55 is provided with a triggering cavity 51 inside, and the triggering cavity is 21. A trigger spring 52 is fixed inside, the trigger spring 52 is connected with the trigger link 56, and the red wire rope 30 described in the trigger link 56 is fixedly connected. Under the traction force of the red wire rope 30, the The trigger link 56 touches the circular touch switch 54 on the motor 35 to activate the motor 35

In the initial state, the pin spring 45 is in a stretched state, the leakage spring 23 is in a compressed state, the reverse tension spring 26 and the trigger spring 52 are in a normal state, and the wire rope 10 is in a tensioned state.

When the vehicle destroys the fence 43 on the bridge deck, the wire rope 10 is loosened, the pin spring 445 is reset, and the long pin 11 is driven to descend, and the cross portion of the long pin 11 will touch all The upper left end surface of the flat plate 14 drives the flat plate 14 to rotate, and the upper right end surface of the flat plate 14 touches the large switch 17, the large switch 17 will activate the inflatable device 19, and the inflatable device 19 will give When the air bag 20 is inflated, the air bag 20 expands and blocks the gap caused by the fence 43 through the air bag guide cylinder 41 to prevent the car from flying out;

When the bridge deck partially collapses due to some reasons, the collapsed stones will exert a pulling force on the red wire rope 30 connected to the bottom of the bridge deck, and the pulling force will cause the box body 21 to move to the right, and the box body 21 Due to the contraction of the anti-tension spring 26, the right end face will be snapped into the connecting rod 28 on the right, and at the same time, because the trigger link 56 is fixedly connected with the red wire rope 30, under the traction force of the red wire rope 30 , the trigger link 56 will touch the circular touch switch 54 on the motor 35, the motor 35 is activated to make the wire wheel 38 rotate, and the wire wheel 38 rotates to pull the The air bag mechanism 60 connected with the rope reels 48 moves to the right, and when it reaches the collapsed position, the loophole pin 24 pops up, and at the same time, the protruding part of the loophole pin 24 will trigger the small touch switch 39. The small touch switch 39 will trigger the air bag 20 to release the air bag to fill and collapse.

The above-mentioned embodiments are only intended to illustrate the technical concept and characteristics of the present invention, and the purpose thereof is to enable those skilled in the art to understand the content of the present invention and implement it, but not to limit the protection scope of the present invention. All equivalent changes or modifications made according to the spirit of the present invention shall be included within the protection scope of the present invention.

Claims (4)

1. The utility model provides a can deal with dangerous air bag equipment of bridge proruption, includes the bridge pile wall, its characterized in that: a support frame is fixedly arranged outside the bridge pile wall, an air bag mechanism is arranged on the support frame and comprises a box body, an air bag cavity with an upward opening is arranged in the upper end face of the box body, a large switch is arranged on the left side of the box body and connected with right-side inflating equipment, the inflating equipment is fixedly arranged in the air bag cavity, an air bag is arranged in the air bag cavity, a U-shaped support is fixedly arranged on the upper end face and positioned on the left side of the box body, a cross pin cavity with an rightward opening is arranged in the right end face of the U-shaped support, a flat plate support is fixedly arranged on the inner wall of the lower side of the cross pin cavity, a flat plate long rod is rotatably arranged on the front end face of the flat plate support, a flat plate is fixedly arranged on the flat plate long rod and is in contact with the large switch, and a long pin column with, the top of the long pin is pulled by one end of a steel wire rope, the other end of the steel wire rope is connected to a fence of a bridge, the bottom of the long pin is inserted into a hollow groove of the support frame, a pin spring is fixedly arranged on the inner wall of the lower side of the hollow groove and is in a stretching state, and the pin spring is fixedly connected with the lower end of the long pin;

the right side of the air airbag mechanism is provided with a moving airbag structure, the moving airbag structure comprises a standby inflating device which is embedded in the inner wall of the right side of the airbag cavity, the right side of the lower end face of the standby inflating device is fixedly provided with a small touch switch, the small touch switch is communicated with a leak cavity, the leak cavity is positioned in the inner wall of the right side of the airbag cavity, the inner wall of the lower side of the leak cavity is fixedly provided with a leak spring and is fixedly connected with the leak spring, the upper end of the leak spring is fixedly provided with a leak clamp pin, the right end face of the box body is rotatably provided with a spring baffle, the spring baffle is communicated with the baffle cavity, the inner wall of the left side of the baffle cavity is fixedly provided with a counter-pull spring, the counter-pull spring is fixedly connected with the spring baffle, the upper right side of the, the rope winding device is characterized in that a rope winding wheel groove is formed in the middle of the rope winding wheel, the rope winding wheel groove is wound by a steel wire rope, one end of the steel wire rope is further connected with a steel wire wheel disc, the steel wire wheel disc is fixedly connected with a motor shaft, and the motor shaft is controlled by a motor.

2. An airbag device for handling sudden bridge danger according to claim 1, wherein: an air bag guide cylinder is fixedly arranged on the outer side wall of the bridge floor and used for providing necessary guide and restraint for the opening direction of an air bag of the air bag mechanism, a blocking cover is rotatably arranged on the upper end face of the air bag guide cylinder and used for preventing foreign matters from entering the air bag guide cylinder.

3. An airbag device for handling sudden bridge danger according to claim 1, wherein: the red steel wire rope is tightly attached to the bottom of the bridge floor through a paster, and the paster is used for preventing the red steel wire rope from interfering the operation of other mechanisms.

4. An airbag device for handling sudden bridge danger according to claim 1, wherein: the motor is fixed to be set on the motor cabinet, be equipped with circular touch switch on the motor, the motor cabinet passes through motor bolt fastening at the auxiliary supporting seat up end, the supporting seat passes through fixing bolt fastening on the bridge pile on the right, the fixed little support that is equipped with of auxiliary supporting seat up end, the inside trigger dead slot that is equipped with of little support, the fixed trigger spring that is equipped with in trigger dead slot inside, trigger spring is connected with the trigger connecting rod, the trigger connecting rod red wire rope fixed connection under red wire rope's traction force, the trigger connecting rod can touch circular touch switch on the motor is used for starting the motor.

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