CN113788062A - Protective automobile steering wheel structure for buffering human thorax impact - Google Patents
Protective automobile steering wheel structure for buffering human thorax impact Download PDFInfo
- Publication number
- CN113788062A CN113788062A CN202111357754.9A CN202111357754A CN113788062A CN 113788062 A CN113788062 A CN 113788062A CN 202111357754 A CN202111357754 A CN 202111357754A CN 113788062 A CN113788062 A CN 113788062A
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- steering wheel
- buffering
- fixed
- wheel shaft
- locking
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- 230000003139 buffering effect Effects 0.000 title claims abstract description 38
- 230000001681 protective effect Effects 0.000 title claims abstract description 17
- 210000000038 chest Anatomy 0.000 title claims description 11
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 210000000115 thoracic cavity Anatomy 0.000 claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 5
- 239000010959 steel Substances 0.000 claims abstract description 5
- 210000000078 claw Anatomy 0.000 claims description 26
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 238000006073 displacement reaction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003116 impacting effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
- B62D1/02—Steering controls, i.e. means for initiating a change of direction of the vehicle vehicle-mounted
- B62D1/16—Steering columns
- B62D1/18—Steering columns yieldable or adjustable, e.g. tiltable
- B62D1/184—Mechanisms for locking columns at selected positions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/20—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
- B60R21/203—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in steering wheels or steering columns
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/20—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
- B60R21/215—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components characterised by the covers for the inflatable member
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
- B62D1/02—Steering controls, i.e. means for initiating a change of direction of the vehicle vehicle-mounted
- B62D1/04—Hand wheels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
- B62D1/02—Steering controls, i.e. means for initiating a change of direction of the vehicle vehicle-mounted
- B62D1/16—Steering columns
- B62D1/18—Steering columns yieldable or adjustable, e.g. tiltable
- B62D1/185—Steering columns yieldable or adjustable, e.g. tiltable adjustable by axial displacement, e.g. telescopically
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Air Bags (AREA)
- Steering Controls (AREA)
Abstract
The invention provides a protective automobile steering wheel structure for buffering the thoracic cavity impact of a human body, which comprises a steering wheel, wherein an air bag cover plate is fixed on the surface of one side of the steering wheel, a steering wheel shaft is fixed on the surface of the other side of the steering wheel, and a buffering propulsion device and a rotating shaft sleeve are sequentially sleeved outside the steering wheel shaft from top to bottom; a support plate is fixed inside the direction rotating disc, and an air bag is fixed on the upper surface of the support plate; the buffering propulsion device comprises a buffering mechanism arranged outside a steering wheel shaft and a locking mechanism connected with an execution end of the buffering mechanism, the locking mechanism comprises a supporting disk fixed on the outer surface of the rotating shaft sleeve, an electromagnet fixed on the upper surface of the supporting disk and a lifting disk arranged at the top end of the electromagnet, and the lifting disk is connected with the safety airbag through a steel wire rope. The invention can provide enough buffer space through the adjustment between the safety air bag and the position of the driver when the driver rushes to the safety air bag.
Description
Technical Field
The invention mainly relates to the technical field of automobile production technology, in particular to a protective automobile steering wheel structure for buffering human thorax impact.
Background
With the popularization of automobiles, vehicles on roads are increased, inevitable traffic accidents also occur, and due to the particularity of driving positions, when a vehicle is impacted, a driver can firstly touch a steering wheel, so that the steering wheel plays a vital role in protection.
According to the intelligence anticollision steering wheel that patent document that application number is CN201810361537.9 provided can know, this steering wheel includes steering wheel, pivot, sleeve, and the steering wheel intermediate position has the cavity, and the cavity passes through dead lever and the interior circumference fixed connection of steering wheel, installs air bag, its characterized in that in the cavity: the steering wheel is composed of a double-layer structure, wherein the upper layer structure is made of soft plastics, and the lower layer structure is made of hard plastics. Through setting up the steering wheel into bilayer structure, superstructure is soft plastics, can play the cushioning effect when taking place the striking, further will stretch into the sleeve with the pivot that the steering wheel is connected, sets up the spring between pivot and the sleeve, can play the triple guard action of third.
However, the steering wheel still has drawbacks, for example, although the steering wheel has a third protection function by a double-layer structure of the steering wheel and a spring arranged between the rotating shaft and the sleeve, the conventional steering wheel is easy to move to the driver and press the chest of the driver due to the fixed distance between the steering wheel and the driver during the use process, thereby affecting the protection performance of the steering wheel.
Disclosure of Invention
The invention mainly provides a protective automobile steering wheel structure for buffering the thorax impact of a human body, which is used for solving the technical problems in the background technology.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the protective automobile steering wheel structure for buffering the thoracic cavity impact of a human body comprises a steering wheel, wherein an air bag cover plate is fixed on the surface of one side of the steering wheel, a steering wheel shaft is fixed on the surface of the other side of the steering wheel, and a buffering propulsion device and a rotating shaft sleeve are sequentially sleeved outside the steering wheel shaft from top to bottom;
a support plate is fixed inside the direction rotating disc, and an air bag is fixed on the upper surface of the support plate;
the buffer propulsion device comprises a buffer mechanism arranged outside the steering wheel shaft and a locking mechanism connected with an execution end of the buffer mechanism, the buffer mechanism comprises a supporting disc fixed on the outer surface of the rotating shaft sleeve, an electromagnet fixed on the upper surface of the supporting disc and sleeved on the outer surface of the steering wheel shaft, and a lifting disc arranged at the top end of the electromagnet and sleeved outside the steering wheel shaft, and the lifting disc is connected with the safety airbag through a steel wire rope;
the locking mechanism comprises a plurality of connecting rods hinged to the outer surface of the supporting disc, and locking hook claws which are rotatably connected with the connecting rods through rotating shafts and hinged to the outer surface of the lifting disc, the locking hook claws are clamped with threads, and the threads are arranged on the outer surface of a steering wheel shaft.
Further, be equipped with first spring between lifting disk and the supporting disk, first spring cover is located the outside of steering wheel axle because be equipped with first spring between the epaxial lifting disk of steering wheel and the supporting disk on the pivot sleeve to utilize the flexible of first spring, provide the buffering for the driver of striking direction carousel.
Furthermore, a second spring is arranged in the rotating shaft sleeve, and the top end of the second spring is abutted to the lower surface of the steering wheel shaft so as to assist the first spring and provide buffering for a driver impacting the direction rotating disc.
Furthermore, a hexagonal groove is formed in the top end of the rotating shaft sleeve, a locking rod is inserted into the hexagonal groove, the locking rod is fixed on the lower surface of the steering wheel shaft, and the locking rod is limited by a groove body of the hexagonal groove in the rotating shaft sleeve so as to prevent the steering wheel shaft from rotating in the rotating shaft sleeve.
Furthermore, a guide sliding hole is formed in the shell of the rotating shaft sleeve, a rotating wheel is connected to the inside of the guide sliding hole in a sliding mode, the rotating wheel is connected with one end, extending to the inside of the rotating shaft sleeve, of the steering wheel shaft through a rotating shaft, and a stopping disc is fixed to one end, extending to the outside, of the rotating wheel, so that the steering wheel shaft is prevented from being separated from the rotating shaft sleeve, and the use of the steering wheel shaft is prevented from being influenced.
Furthermore, the locking colludes the one end that the claw kept away from the connecting rod and is fixed with the supporting shoe, and is a plurality of the upper surface butt of supporting shoe has connected the third spring, the third spring housing is located the outside of steering wheel axle for when driver striking steering wheel, promote the epaxial third spring of cover establishment of steering wheel through the steering wheel and stretch out and draw back, provide further buffering for the driver.
Further, the locking colludes the claw include through the pivot with the connecting rod rotate to be connected, and articulate in the dwang of lifter plate surface, and be fixed in the locking claw of the one end of connecting rod is kept away from to the dwang, the locking claw with contained angle between the dwang is the obtuse angle for the locking end of locking claw is very easy and screw thread looks joint, thereby carries out locking fixation to the steering wheel axle.
Further, a first reinforcing beam is fixed on the lower surface of the support plate, so that the support plate can reinforce the self-supporting effect through the first reinforcing beam thereon.
Furthermore, a pushing disc is fixed on the outer surface of the steering wheel shaft, so that the steering wheel shaft pushes the lifting disc to reset through the pushing disc on the outer surface of the steering wheel shaft.
Furthermore, a plurality of second reinforcing beams arranged around the axis of the steering wheel shaft are fixed on the upper surface of the pushing disc, so that the pushing disc can improve the self supporting capacity through the second reinforcing beams on the pushing disc.
Compared with the prior art, the invention has the beneficial effects that:
firstly, the invention can provide enough buffer space through the adjustment between the safety air bag and the position of a driver when the driver rushes to the safety air bag, and the invention specifically comprises the following steps: when the safety airbag pops up, the locking mechanism is driven to unlock the steering wheel shaft, so that the steering wheel shaft can slide in the rotating shaft sleeve, and a first spring is arranged between the lifting disc on the steering wheel shaft and the supporting disc on the rotating shaft sleeve, the first spring is utilized to stretch, the second spring in the rotating shaft sleeve stretches out, the first spring is used for assisting the steering wheel to be pushed to pop up, and therefore sufficient buffering time is provided for a driver.
Secondly, the steering wheel shaft can be locked on the rotating shaft sleeve when the automobile is not impacted, so that a driver can use the steering wheel shaft conveniently, and the steering wheel shaft locking device comprises the following specific components: the driver promotes the steering wheel axle, the lifting disk and the electro-magnet looks butt that establish until the epaxial cover of steering wheel to utilize the electro-magnet to carry out the locking of steering wheel axle bottom, because the locking colludes to rotate through the pivot between claw and the connecting rod and is connected, and the locking colludes claw and connecting rod and articulate respectively in the surface of lifting disk and supporting disk, so that the locking colludes the claw and change the rectilinear motion of lifting disk into self angle displacement, collude the screw thread of claw locking steering wheel off-axial surface until the locking, thereby lock the top of steering wheel axle.
The present invention will be explained in detail below with reference to the drawings and specific embodiments.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a first cross-sectional view of the present invention;
FIG. 3 is a first isometric view of the present invention;
FIG. 4 is a second isometric view of the present invention;
FIG. 5 is a top view of the present invention;
FIG. 6 is a second cross-sectional view of the present invention;
FIG. 7 is a schematic structural view of a hexagonal recess of the present invention;
fig. 8 is an enlarged view of the structure of region a of fig. 6.
In the figure: 10. a direction dial; 20. an airbag cover plate; 30. a buffer propulsion device; 31. a buffer mechanism; 311. a thread; 312. a first spring; 313. a lifting plate; 314. an electromagnet; 315. a support disc; 3151. a first reinforcement beam; 316. a wire rope; 317. a support block; 318. a third spring; 319. pushing the disc; 3191. a second reinforcement beam; 32. a locking mechanism; 321. locking the hook claw; 3211. rotating the rod; 3212. a locking claw; 322. a connecting rod; 40. a steering wheel shaft; 41. a rotating wheel; 42. a termination disk; 43. a locking lever; 50. a rotating shaft sleeve; 51. a second spring; 52. a guide slide hole; 53. a hexagonal recess.
Detailed Description
In order to facilitate an understanding of the invention, the invention will now be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the invention are shown, but which may be embodied in different forms and not limited to the embodiments described herein, but which are provided so as to provide a more thorough and complete disclosure of the invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the knowledge of the terms used herein in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
In an embodiment, referring to fig. 1-8, a protective type automobile steering wheel structure for buffering human thorax impact comprises a steering wheel 10, an airbag cover plate 20 is fixed on one side surface of the steering wheel 10, a steering wheel shaft 40 is fixed on the other side surface of the steering wheel, and a buffering propulsion device 30 and a rotating shaft sleeve 50 are sequentially sleeved outside the steering wheel shaft 40 from top to bottom;
a support plate 11 is fixed inside the direction rotating disk 10, and an airbag 12 is fixed on the upper surface of the support plate 11;
the buffering propulsion device 30 comprises a buffering mechanism 31 arranged outside the steering wheel shaft 40 and a locking mechanism 32 connected with an execution end of the buffering mechanism 31, wherein the buffering mechanism 31 comprises a supporting plate 315 fixed on the outer surface of the rotating shaft sleeve 50, an electromagnet 314 fixed on the upper surface of the supporting plate 315 and sleeved on the outer surface of the steering wheel shaft 40, and a lifting plate 313 arranged at the top end of the electromagnet 314 and sleeved outside the steering wheel shaft 40, and the lifting plate 313 is connected with the airbag 12 through a steel wire rope 316;
the locking mechanism 32 comprises a plurality of connecting rods 322 hinged to the outer surface of the supporting plate 315, and a locking hook 321 which is rotatably connected with the connecting rods 322 through a rotating shaft and hinged to the outer surface of the lifting plate 313, the locking hook 321 is clamped with a thread 311, and the thread 311 is arranged on the outer surface of the steering wheel shaft 40;
it should be noted that, in this embodiment, when a vehicle is impacted, the airbag 12 in the steering wheel 10 is activated and the airbag cover 20 is ejected, so as to provide protection for a driver, and at the same time, the electromagnet 314 sleeved on the steering wheel shaft 40 is controlled to be powered off due to receiving a signal of the impact of the vehicle, and at the same time, because the airbag 12 is connected with the lifting disc 313 through the wire rope 316, the lifting disc 313 rises along with the airbag 12 when the airbag is ejected, because the locking hook 321 is rotatably connected with the connecting rod 322 through the rotating shaft, and the locking hook 321 and the connecting rod 322 are respectively hinged to the outer surfaces of the lifting disc 313 and the supporting disc 315, so that the locking hook 321 converts the linear motion of the lifting disc 313 into the angular displacement thereof until the locking hook 321 is disengaged from the thread 311 on the outer surface of the steering wheel shaft 40, thereby releasing the restriction on the movement of the steering wheel shaft 40, so that the steering wheel shaft 40 can slide in the spindle sleeve 50.
Specifically, please refer to fig. 2, 3 and 6 again, a first spring 312 is disposed between the lifting disc 313 and the supporting disc 315, the first spring 312 is sleeved outside the steering wheel shaft 40, a second spring 51 is disposed inside the rotating shaft sleeve 50, and a top end of the second spring 51 abuts against a lower surface of the steering wheel shaft 40;
it should be noted that, in the present embodiment, when the end of the steering wheel shaft 40 extending to the inside of the rotating shaft sleeve 50 is extended outward, and the driver hits the steering wheel 10 to push the steering wheel shaft 40 thereon, because the first spring 312 is arranged between the lifting disc 313 on the steering wheel shaft 40 and the supporting disc 315 on the rotating shaft sleeve 50, the extension and contraction of the first spring 312 are utilized to provide a buffer for the driver hitting the steering wheel 10;
further, the sliding of the steering wheel shaft 40 in the rotating shaft sleeve 50 and the expansion and contraction of the second spring 51 in the rotating shaft sleeve 50 are utilized to assist the first spring 312 to provide a buffer for a driver impacting the steering wheel 10.
Specifically, please refer to fig. 2, 7 and 8 again, a hexagonal groove 53 is formed at the top end of the rotating shaft sleeve 50, a locking rod 43 is inserted into the hexagonal groove 53, the locking rod 43 is fixed on the lower surface of the steering wheel shaft 40, a guiding sliding hole 52 is formed on the housing of the rotating shaft sleeve 50, a rotating wheel 41 is connected inside the guiding sliding hole 52 in a sliding manner, the rotating wheel 41 is connected with one end of the steering wheel shaft 40 extending to the inside of the rotating shaft sleeve 50 through a rotating shaft, and a stop disc 42 is fixed at one end of the rotating wheel 41 extending to the outside;
it should be noted that, in the present embodiment, when the locking lever 43 at the bottom end of the steering wheel shaft 40 is inserted into the rotating shaft sleeve 50, the locking lever 43 is limited by the groove body of the hexagonal groove 53 in the rotating shaft sleeve 50, so as to prevent the steering wheel shaft 40 from rotating in the rotating shaft sleeve 50;
further, when the steering wheel shaft 40 slides in the rotating shaft sleeve 50, the rotating wheel 41 on the steering wheel shaft 40 slides in the hole body of the guide slide hole 52 formed in the rotating shaft sleeve 50 to limit the sliding direction of the steering wheel shaft 40, and the rotating wheel 41 is prevented from being separated from the guide slide hole 52 by the block of the stop wheel 42 on the rotating wheel 41, so that the steering wheel shaft 40 is prevented from being separated from the rotating shaft sleeve 50 to influence the use of the steering wheel shaft 40.
Specifically, please refer to fig. 3, 4 and 6 again, a supporting block 317 is fixed at one end of the locking hook 321 away from the link 322, the upper surfaces of the supporting blocks 317 are abutted with a third spring 318, and the third spring 318 is sleeved outside the steering wheel shaft 40;
it should be noted that, in the present embodiment, when the driver hits the direction dial 10, the third spring 318 sleeved on the steering wheel shaft 40 is pushed by the direction dial 10 to expand and contract, so as to provide further buffering for the driver.
Specifically, please refer to fig. 6, 7 and 8 again, the locking hook 321 includes a rotating rod 3211 rotatably connected to the connecting rod 322 through a rotating shaft and hinged to the outer surface of the lifting plate 313, and a locking pawl 3212 fixed to one end of the rotating rod 3211 away from the connecting rod 322, an included angle between the locking pawl 3212 and the rotating rod 3211 is an obtuse angle, a first reinforcing beam 3151 is fixed to the lower surface of the supporting plate 315, a pushing plate 319 is fixed to the outer surface of the steering wheel shaft 40, and a plurality of second reinforcing beams 3191 surrounding the axis of the steering wheel shaft 40 are fixed to the upper surface of the pushing plate 319;
it should be noted that, in this embodiment, when the locking pawl 3212 is pushed by the connecting rod 322 to perform angular displacement, since an included angle between the locking pawl 3212 and the locking pawl 3212 is an obtuse angle, the locking end of the locking pawl 3212 is easily connected to the thread 311 in a clamping manner, so as to lock and fix the steering wheel shaft 40;
further, the support plate 315 is enabled to reinforce the self-supporting effect through the first reinforcing beam 3151 thereon;
further, the steering wheel shaft 40 is reset by pushing the lifting disc 313 through the pushing disc 319 on the outer surface;
further, the thrust plate 319 has its own supporting capability improved by the second reinforcing beam 3191 thereon.
The specific operation mode of the invention is as follows:
when the vehicle is in collision, the airbag 12 in the direction turning disc 10 is started, and the airbag cover plate 20 is opened to be ejected, thereby providing protection for the driver, while the electromagnet 314 provided on the steering wheel shaft 40 is cut off by receiving a signal that the vehicle is collided, and at the same time, because the air bag 12 is connected with the lifting disc 313 through the steel wire 316, the lifting disc 313 is lifted along with the air bag 12 when the air bag 12 is ejected, because the locking hook 321 is rotatably connected with the connecting rod 322 through the rotating shaft, and the locking hook 321 and the connecting rod 322 are respectively hinged on the outer surfaces of the lifting disc 313 and the supporting disc 315, so that the locking claw 321 converts the linear motion of the lifting disc 313 into an angular displacement thereof, until the locking claw 321 is disengaged from the thread 311 of the outer surface of the steering wheel shaft 40, thereby releasing the restriction of the movement of the steering wheel shaft 40 so that the steering wheel shaft 40 can slide in the spindle sleeve 50;
because the first spring 312 is arranged between the lifting disc 313 on the steering wheel shaft 40 and the support disc 315 on the rotating shaft sleeve 50, the first spring 312 is used for expanding and contracting, and the second spring 51 in the rotating shaft sleeve 50 is used for expanding and contracting, so that the first spring 312 is used for pushing the steering wheel 10 to pop up, and therefore enough buffering time is provided for a driver;
when the steering wheel shaft 40 is reset, a driver pushes the steering wheel shaft 40 until the lifting disc 313 sleeved on the steering wheel shaft 40 is abutted to the electromagnet 314, so that the electromagnet 314 is used for locking the bottom end of the steering wheel shaft 40, because the locking hook claw 321 is rotatably connected with the connecting rod 322 through the rotating shaft, and the locking hook claw 321 and the connecting rod 322 are respectively hinged on the outer surfaces of the lifting disc 313 and the supporting disc 315, so that the locking hook claw 321 converts the linear motion of the lifting disc 313 into the angular displacement of the locking hook claw 321 until the locking hook claw 321 locks the thread 311 on the outer surface of the steering wheel shaft 40, and the top end of the steering wheel shaft 40 is locked.
The invention is described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the above-described embodiments, and it is within the scope of the invention to adopt such insubstantial modifications of the inventive method concept and solution, or to apply the inventive concept and solution directly to other applications without modification.
Claims (10)
1. The protective automobile steering wheel structure for buffering the impact of the human thorax comprises a steering wheel (10) and is characterized in that an air bag cover plate (20) is fixed on the surface of one side of the steering wheel (10), a steering wheel shaft (40) is fixed on the surface of the other side of the steering wheel (10), and a buffering propulsion device (30) and a rotating shaft sleeve (50) are sequentially sleeved outside the steering wheel shaft (40) from top to bottom;
a support plate (11) is fixed inside the direction rotating disc (10), and an air bag (12) is fixed on the upper surface of the support plate (11);
the buffering propulsion device (30) comprises a buffering mechanism (31) arranged outside the steering wheel shaft (40) and a locking mechanism (32) connected with an execution end of the buffering mechanism (31), the buffering mechanism (31) comprises a supporting plate (315) fixed on the outer surface of the rotating shaft sleeve (50), an electromagnet (314) fixed on the upper surface of the supporting plate (315) and sleeved on the outer surface of the steering wheel shaft (40), and a lifting plate (313) arranged at the top end of the electromagnet (314) and sleeved outside the steering wheel shaft (40), and the lifting plate (313) is connected with the safety airbag (12) through a steel wire rope (316);
locking mechanism (32) including articulate in a plurality of connecting rods (322) of supporting disk (315) surface, and through the pivot with connecting rod (322) rotate to be connected, and articulate in locking collude claw (321) of lifting disk (313) surface, locking collude claw (321) and screw thread (311) looks joint, screw thread (311) are located steering wheel axle (40) surface.
2. The protective type automobile steering wheel structure for buffering the thoracic cavity impact of a human body as claimed in claim 1, wherein a first spring (312) is disposed between the lifting plate (313) and the supporting plate (315), and the first spring (312) is sleeved outside the steering wheel shaft (40).
3. The protective type automobile steering wheel structure for buffering the thoracic cavity impact of a human body according to claim 1, wherein a second spring (51) is provided inside the rotating shaft sleeve (50), and the top end of the second spring (51) abuts against the lower surface of the steering wheel shaft (40).
4. The protective automobile steering wheel structure for buffering the human thorax impact according to claim 1, wherein a hexagonal groove (53) is formed at the top end of the rotating shaft sleeve (50), a locking rod (43) is inserted into the hexagonal groove (53), and the locking rod (43) is fixed on the lower surface of the steering wheel shaft (40).
5. The protective automobile steering wheel structure for buffering the human body thorax impact according to claim 1, wherein a guide sliding hole (52) is formed in a shell of the rotating shaft sleeve (50), a rotating wheel (41) is connected to the inside of the guide sliding hole (52) in a sliding manner, the rotating wheel (41) is connected with one end, extending to the inside of the rotating shaft sleeve (50), of the steering wheel shaft (40) through a rotating shaft, and a stop disc (42) is fixed to one end, extending to the outside, of the rotating wheel (41).
6. The protective type car steering wheel structure for buffering the thoracic cavity impact of the human body as claimed in claim 1, wherein a supporting block (317) is fixed to one end of the locking hook claw (321) far away from the link (322), a third spring (318) is abutted to the upper surfaces of the supporting blocks (317), and the third spring (318) is sleeved outside the steering wheel shaft (40).
7. The protective type automobile steering wheel structure for buffering the human thorax impact according to claim 1, wherein the locking hook claw (321) comprises a rotating rod (3211) rotatably connected with the connecting rod (322) through a rotating shaft and hinged to the outer surface of the lifting disk (313), and a locking claw (3212) fixed at one end of the rotating rod (3211) far away from the connecting rod (322), and an included angle between the locking claw (3212) and the rotating rod (3211) is an obtuse angle.
8. The protective type automobile steering wheel structure for buffering the human thorax impact according to the claim 1, wherein a first reinforcing beam (3151) is fixed on the lower surface of the supporting plate (315).
9. The protective type steering wheel structure for an automobile for buffering the thoracic cavity impact of a human body as claimed in claim 1, wherein a push plate (319) is fixed to an outer surface of the steering wheel shaft (40).
10. The steering wheel structure of a protective vehicle for buffering the thoracic cavity impact of a human body as claimed in claim 9, wherein a plurality of second reinforcing beams (3191) arranged around the axis of the steering wheel shaft (40) are fixed to the upper surface of the push plate (319).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111357754.9A CN113788062B (en) | 2021-11-17 | 2021-11-17 | Protective automobile steering wheel structure for buffering human thorax impact |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111357754.9A CN113788062B (en) | 2021-11-17 | 2021-11-17 | Protective automobile steering wheel structure for buffering human thorax impact |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113788062A true CN113788062A (en) | 2021-12-14 |
| CN113788062B CN113788062B (en) | 2022-01-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111357754.9A Expired - Fee Related CN113788062B (en) | 2021-11-17 | 2021-11-17 | Protective automobile steering wheel structure for buffering human thorax impact |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113788062B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114312963A (en) * | 2021-12-28 | 2022-04-12 | 盐城同济汽车配件有限公司 | Foldable automobile steering wheel |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9320363D0 (en) * | 1993-10-02 | 1993-11-24 | Ford Motor Co | A vehicle steering wheel arrangement |
| KR20060004812A (en) * | 2004-07-08 | 2006-01-16 | 기아자동차주식회사 | Tilting device of steering column for automobile |
| CN101152859A (en) * | 2006-09-29 | 2008-04-02 | 丰田合成株式会社 | Airbag apparatus |
| CN205871985U (en) * | 2016-08-09 | 2017-01-11 | 中山富拉司特工业有限公司 | Elasticity air bag structure |
| CN110758541A (en) * | 2019-11-22 | 2020-02-07 | 浙江梵隆汽车部件有限公司 | Self-adaptive energy-absorbing type automobile steering wheel and operation method thereof |
-
2021
- 2021-11-17 CN CN202111357754.9A patent/CN113788062B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9320363D0 (en) * | 1993-10-02 | 1993-11-24 | Ford Motor Co | A vehicle steering wheel arrangement |
| KR20060004812A (en) * | 2004-07-08 | 2006-01-16 | 기아자동차주식회사 | Tilting device of steering column for automobile |
| CN101152859A (en) * | 2006-09-29 | 2008-04-02 | 丰田合成株式会社 | Airbag apparatus |
| CN205871985U (en) * | 2016-08-09 | 2017-01-11 | 中山富拉司特工业有限公司 | Elasticity air bag structure |
| CN110758541A (en) * | 2019-11-22 | 2020-02-07 | 浙江梵隆汽车部件有限公司 | Self-adaptive energy-absorbing type automobile steering wheel and operation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114312963A (en) * | 2021-12-28 | 2022-04-12 | 盐城同济汽车配件有限公司 | Foldable automobile steering wheel |
| CN114312963B (en) * | 2021-12-28 | 2022-12-02 | 盐城同济汽车配件有限公司 | Foldable automobile steering wheel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113788062B (en) | 2022-01-21 |
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