A kind of car belt with limiting device and using method
Technical field
The present invention relates to automobile safety protector; in particular to a kind of car belt with limiting device and using method, this car belt is applicable to the motroist of different stature, can provide enough constrained forces to human body; and can balanced disperses impact forces, reach the safety of better protection personnel.
Background technology
At present, the safety strap that automobile is applied is commonly tiltedly carries formula body-restraining seat belt on the arm, it is the safety guard for chaufeur and passenger, tiltedly carrying formula body-restraining seat belt on the arm wears conveniently, but automobile is when running at high speed, tiltedly carry the constrained force to human body that formula body-restraining seat belt can not provide enough on the arm, and when automobile front is by hard hit, great pressure will be born in the position that human body is tiltedly carrying formula body-restraining seat belt on the arm, the position that human body is tiltedly carrying safety strap on the arm is easily made to come to harm, even cause fracture, when there is roll in car or meets with the shock from side, occupant can not be fixed on seat more restfully, cause the physical displacement of occupant, occupant is made to produce unnecessary injury, even cause casualties.
Tiltedly carrying that formula body-restraining seat belt also has on the arm can not balanced disperses impact forces, the defect less to the protected area of shoulders of human body.
In addition; traditional body-restraining seat belt designs by normal height person; the position of the safety strap of tiltedly carrying on the arm is in the chest of motroist, and for runty motroist, body-restraining seat belt is also not suitable for using; reason is: the position of the safety strap of tiltedly carrying on the arm is fixing; can not adjust according to height, the position of safety strap can be in the neck of short little motroist, in emergency circumstances not only can not protect; can be fasten motroist's neck on the contrary, causes secondary injury or suffocate.
How to address this problem the problem just becoming those skilled in the art and will study and solve.
Number of patent application is the design plan of a kind of two back of the body adjustable automobile seat safety strap of 201410530458.8, overcome the deficiency of traditional formula of tiltedly carrying on the arm body-restraining seat belt, provide and a kind ofly constitute by adjustable positioning component the adjustable X-shaped safety strap of two back of the body that, chest adjustable by shoulder width intersect, when there is roll in car or meets with the shock from side, occupant just can be fixed on seat more restfully, be applicable to runty motroist, its weak point is, complicated integral structure, inconvenient operation, cost are high.
Summary of the invention
In view of the deficiency that prior art exists, the invention provides a kind of car belt with limiting device and using method, on the basis of traditional body-restraining seat belt, carry out structural development, with the addition of a safety strap, and add the chest limiting device of adjustable position above two safety strap point of crossings, define x type four point seat belt structure, effectively prevent the physical displacement of occupant, improve the safety of occupant.
The present invention for achieving the above object, it is realized by following technical scheme: a kind of car belt with limiting device, comprise contractile first safety strap that the other car body of automotive seat is fixed, the first socket be fixed on the other slideway of automotive seat, first safety strap is provided with moveable first plug, it is characterized in that: also comprise second safety strap, the second socket, limiting device, described limiting device comprises limiting stopper, passes axle, bearing pin, snap, switch;
In two switch blind holes of described limiting stopper, a described switch is set respectively, one end of two described snaps is spirally connected through the switch through hole rectangle blind hole and the screw in rectangle blind hole respectively in two U-lags, the crotch that the other end of two snaps is provided with is towards the open end of U-lag, the lower end of two described biography axles is connected with limiting stopper by bearing pin, two upper ends passing axle are closed in two U-lags, the crotch end of two snaps stretches out the rectangle locking tappet hole passing axle and is hooked by biography axle, passing axle is locked in U-lag, upwardly switch drives snap upward movement, snap crotch is thrown off with biography axle, biography axle is opened,
The lower end of described contractile second safety strap is fixed on the lower end at the automotive seat back side, and the taking-up device I of the second safety strap upper end is fixed on the shoulder of driver chair of automobile, and described second socket is fixed on another other slideway of automotive seat;
Described first plug inserts in the first socket, and the second plug of described second safety strap inserts in the second socket, and the belt strap of the first safety strap and the second safety strap constitutes X-shaped decussate texture before the backrest surface of automotive seat;
Described limiting device is arranged on above two belt strap X-shaped infalls, and two belt straps are inserted in respectively successively in two openings that limiting stopper both ends of the surface are provided with.
With a car belt using method for limiting device, it is characterized in that: step is as follows,
During use, chaufeur is sitting on automotive seat, catching the first plug to be pulled open down by safety strap be to the right connected together in insertion first socket with hand is the first attachment point, the 3rd attachment point that second attachment point of the first attachment point and first safety strap one end and the taking-up device of the first safety strap other end are fixed in car body through safety strap targeting port constitutes body-restraining seat belt, and the first safety strap defines v-shaped structure in automobile driver front;
Catching the second plug of the second safety strap to pull open to left down in insertion second socket be connected together with hand is again the 4th attachment point, 4th attachment point constitutes four point seat belt with coordinating of body-restraining seat belt, makes the belt strap of the first safety strap and the second safety strap constitute X-shaped decussate texture in chaufeur front;
With hand, limiting device is placed on above two belt strap X-shaped infalls again, two belt straps are inserted in respectively successively after in two openings that limiting stopper both ends of the surface are provided with, the biography of limiting stopper both sides has axially been removed respectively in two U-lags, the crotch end of two snaps of limiting device both sides U-lag internal fixtion, first contact the bottom surface of inclined-plane I in rectangle locking tappet hole and stretch out outside rectangle locking tappet hole after sliding to the high face of inclined-plane I successively, by the elasticity of snap self, biography axis body hooks by crotch end, is locked in U-lag by biography axle;
The not used time, with hand by the switch of two on limiting device face upwardly, two switches drive the crotch end of snap to move up when respective rectangle switch blind hole moves up, biography axle is outwards moved again with grasping with finger the inclined-plane II passing axle, biography axle is opened, again the belt strap of the first safety strap and the second safety strap is withdrawn respectively in two of limiting device both ends of the surface openings, again the first plug and the second plug are taken out respectively from the first socket and the second socket, in the belt strap difference indentation taking-up device I and taking-up device II of the first safety strap and the second safety strap.
Beneficial effect of the present invention is, based on traditional body-restraining seat belt in structure, with the addition of a contractile safety strap and a socket, constitute four point seat belt, make safety strap define X-shaped decussate texture in occupant front, improve the safety control of occupant.Add limiting device at occupant's chest, regulated by chest limiting device upper-lower height, adjustable two safety strap are the distance of occupant's shoulder, are particularly suitable for runty motroist.
During use, when automobile front is by hard hit, occupant just can be fixed on seat more restfully, the equalization of pressure of bearing, decrease and tiltedly carry formula body-restraining seat belt on the arm and easily make the position that human body is tiltedly carrying safety strap on the arm come to harm, even cause the generation of fracture or injures and deaths.
In addition, this intersects at the X-shaped safety strap of occupant front, also contribute to traversing in occupant thoracic cavity and invade formula impact and more uniformly divide and dissipate, when there is roll in car or meets with the shock from side, this safety strap can be fixed the shoulder of occupant, thus effectively prevent the physical displacement of occupant, avoid the generation of the unnecessary wound that the physical displacement because of occupant brings, accident of dying, greatly improve the safety of occupant.
The not used time, take off limiting device, two safety strap all can in indentation taking-up device.This safety belt structure is simply compact, easy to operate, with low cost.
Range of use of the present invention is wide, is not only applicable to driver chair of automobile, copilot and rear row's passenger seat, needs to protect the motion carrier of occupant safety to be also suitable for owing to roll occurring or clashes into for other field.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the back view of Fig. 1;
Fig. 3 is that the master of limiting device of the present invention looks transparent view;
Fig. 4 is the birds-eye view of Fig. 3;
Fig. 5 is the lateral plan of Fig. 3;
Fig. 6 is the decomposing schematic representation of limiting device of the present invention;
Fig. 7 is the schematic diagram of switch of the present invention;
Fig. 8 is the schematic diagram of snap of the present invention.
Detailed description of the invention
For a more clear understanding of the present invention, the present invention is described in detail in conjunction with the accompanying drawings and embodiments:
As shown in Figures 1 to 8, a kind of car belt with limiting device, comprise contractile first safety strap 2 that the other car body of automotive seat 1 is fixed, the first socket 3 be fixed on the other slideway of automotive seat 1, first safety strap 2 is provided with moveable first plug 4, also comprises the second safety strap 5, second socket 6, a limiting device 7.
Limiting device 7 comprises limiting stopper 7-1, passes axle 7-2, bearing pin 7-3, snap 7-4, switch 7-5.
Limiting stopper 7-1 is rectangle, at the two ends of limiting stopper 7-1 front-back, be arranged with two opening 7-13, often couple of opening 7-13 is splayed, before limiting stopper 7-1, upper end is provided with two rectangle switch blind hole 7-11, two pin shaft hole I7-16 are provided with in limiting stopper 7-1 lower front face, the two sides of limiting stopper 7-1 are respectively equipped with a U-lag 7-12, in two U-lag 7-12, upper end is respectively equipped with a rectangle blind hole 7-14, be provided with screw 7-15 in rectangle blind hole 7-14, rectangle blind hole 7-14 communicates with rectangle switch blind hole 7-11.
Switch 7-5 is cuboid, is provided with through hole 7-51 in switch 7-5 side.
The axis body of biography axle 7-2 is respectively equipped with an a pin shaft hole II7-21 and rectangle locking tappet hole 7-22, and rectangle locking tappet hole 7-22 inner bottom surface is that inclined-plane I7-221 is provided with one section of inclined-plane II7-23 on biography axle 7-2 upper surface.
A switch 7-5 is put into respectively in two switch blind hole 7-11 of limiting stopper 7-1, one end of two snap 7-4 is screwed together through the switch 7-5 through hole 7-51 rectangle blind hole 7-14 and the screw 7-15 in rectangle blind hole 7-14 respectively in two U-lag 7-12, and the crotch 7-41 that the other end of two snap 7-4 is provided with is towards the open end of U-lag 7-12.
The lower end two being passed axle 7-2 puts into the U-lag 7-12 of limiting stopper 7-1 both sides respectively, pin shaft hole I7-16 and pin shaft hole II7-21 aligns, pass axle 7-2 by bearing pin 7-3 by two to link together with limiting stopper 7-1 respectively, the upper end that two pass axle 7-2 is pushed in U-lag respectively, the crotch 7-41 end of two snap 7-4 stretches out outer being hooked by biography axle 7-2 of the rectangle locking tappet hole 7-22 passing axle 7-2 and is locked in U-lag 7-12, upwardly switch 7-5 drives snap 7-4 upward movement, snap 7-4 crotch 7-41 throws off with biography axle 7-2, and passing axle 7-2 can open.
The lower end of the bolt of contractile second safety strap 5 is fixed on the lower end at automotive seat 1 back side, the taking-up device I5-1 of the second safety strap 5 upper end is bolted on the shoulder of driver chair of automobile 1, the second socket 6 is bolted on another other slideway of automotive seat 1.
Inserted by first plug 4 in first socket 3, insert in the second socket 6 by the second plug 5-2 of the second safety strap 5, the belt strap of the first safety strap 2 and the second safety strap 5 constitutes X-shaped decussate texture in face of the backrest 1-1 of automotive seat 1.
Be arranged on by limiting device 7 above two belt strap X-shaped infalls, two belt straps are inserted in two opening 7-13 that limiting stopper 7-1 both ends of the surface are provided with from limiting stopper 7-1 two sides respectively successively.
Limiting stopper 7-1, biography axle 7-2, switch 7-5 all adopt PVC material.
With a car belt using method for limiting device, step is as follows:
During use, chaufeur is sitting on automotive seat 1, catching the first plug 4 to be pulled open down by safety strap be to the right connected together in insertion first socket 3 with hand is the first attachment point, the 3rd attachment point 2-4 that the taking-up device II2-2 of second attachment point 2-1 mono-safety strap 2 other end of the first attachment point and first safety strap 2 one end is fixed in car body through safety strap targeting port 2-3 constitutes body-restraining seat belt, and the first safety strap 2 defines v-shaped structure in automobile driver front.
Catching the second plug 5-2 of the second safety strap 5 to pull open to left down in insertion second socket 6 be connected together with hand is again the 4th attachment point, 4th attachment point constitutes four point seat belt with coordinating of body-restraining seat belt, makes the belt strap of the first safety strap 2 and the second safety strap 5 constitute X-shaped decussate texture in chaufeur front.
With hand, limiting device 7 is placed on above two belt strap X-shaped infalls again, two belt straps are inserted in two opening 7-13 that limiting stopper 7-1 is provided with from limiting stopper 7-1 both sides respectively successively successively, adjust the correct position of limiting stopper 7-1 in chaufeur front up and down, the biography axle 7-2 of limiting stopper 7-1 both sides has been removed respectively in two U-lag 7-12, the crotch 7-41 of two snap 7-4 of limiting device 7 both sides U-lag internal fixtion holds, first contact the bottom surface of inclined-plane I7-221 in rectangle locking tappet hole 7-22 and stretch out outside rectangle locking tappet hole 7-22 after sliding to the high face of inclined-plane I7-221 successively, by the elasticity of snap 7-4 self, biography axle 7-2 body hooks by crotch 7-41 end, biography axle 7-2 is locked in U-lag 7-12,
The not used time, with hand by two switch 7-5 on limiting device 7 upwardly, two switch 7-5 drive when respective rectangle switch blind hole 7-11 moves up the crotch 7-41 of snap 7-4 to hold and move up, biography axle 7-2 is outwards moved again with grasping the inclined-plane II7-23 passing axle 7-2 with finger, pass axle 7-2 to open, again the belt strap of the first safety strap 2 and the second safety strap 5 is withdrawn respectively in two opening 7-13 of limiting device 7 two sides, first plug 4 and the second plug 5-2 are being taken out respectively from the first socket 3 and the second socket 6, in the belt strap difference indentation taking-up device I5-1 and taking-up device II2-2 of the first safety strap 2 and the second safety strap 5.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, in every case be do not depart from technical solution of the present invention design content, the any simple modification done above embodiment according to technical spirit of the present invention, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
According to the above description, the solution of the present invention can be realized in conjunction with art technology.