阅读说明：本技术 汽车自动吸能防撞梁 (Automatic energy-absorbing anti-collision beam of automobile ) 是由 鲍吉山 鲍俊西 魏海鹏 于 2019-11-26 设计创作，主要内容包括：本发明涉及汽车防撞安全技术领域,特别涉及一种汽车自动吸能防撞梁。该装置包括钢板横梁和设置在钢板横梁前面的防撞滑道横梁,防撞滑道横梁两端弯曲状,钢板横梁两端固定在汽车大架子上,防撞滑道横梁通过支撑架和侧支架固定在汽车大架子上,钢板横梁前面连接有多个弹簧,钢板横梁两侧面分别连接有辅助侧弹簧,所有弹簧和辅助侧弹簧顶端均安装有滚动轮。本发明实现了当发生撞击事故时,能够自动吸收大部分撞击力,不会反弹,减震效果好,减小撞击力,确保车辆及人身安全。(The invention relates to the technical field of automobile anti-collision safety, in particular to an automatic energy-absorbing anti-collision beam for an automobile. The device includes the steel sheet crossbeam and sets up the crashproof slide crossbeam in the steel sheet crossbeam front, crashproof slide crossbeam both ends are curved, and the steel sheet crossbeam both ends are fixed on the big shelf of car, and crashproof slide crossbeam passes through the support frame and the collateral branch frame is fixed on the big shelf of car, and the steel sheet crossbeam front is connected with a plurality of springs, and steel sheet crossbeam both sides face is connected with supplementary side spring respectively, and the wheel that rolls is all installed on all springs and supplementary side spring top. The invention can automatically absorb most of the impact force without rebounding when an impact accident occurs, has good shock absorption effect, reduces the impact force and ensures the safety of vehicles and people.)

1. The utility model provides an automatic energy-absorbing anticollision roof beam of car which characterized in that: comprises a steel plate beam (1) and an anti-collision slideway beam (5) arranged in front of the steel plate beam (1), two ends of the anti-collision slideway beam (5) are bent, two ends of the steel plate beam (1) are fixed on a large automobile frame (11), the anti-collision slideway beam (5) is fixed on the large automobile frame (11) through a support frame (7) and a side support (14), a plurality of springs are connected in front of the steel plate beam (1), two side faces of the steel plate beam (1) are respectively connected with an auxiliary side spring (4), rolling wheels (13) are respectively arranged at the top ends of all the springs and the auxiliary side springs (4), the rolling wheels (13) are respectively arranged in a transverse slideway on the inner wall of the anti-collision slideway beam (5), the top ends of all the springs and the auxiliary side springs (4) are respectively connected with a tension rope (8) of a tension self-locking device (9), all the tension self-locking devices (9) connected with, two tension self-locking devices (9) connected with the auxiliary side spring (4) are respectively fixed on a large automobile frame (11), the tension self-locking devices (9) have pull force for pulling back the tension rope (8), and the tension self-locking devices (9) lock the tension rope (8) when the tension rope (8) is pulled outwards.

2. The automotive energy absorbing impact beam of claim 1, wherein: the steel plate cross beam (1) is fixed on a large automobile frame (11) through a fixing bolt (10), and the support frame (7) is fixed on the large automobile frame (11) through a support fixing bolt (12).

3. The automotive energy absorbing impact beam of claim 1, wherein: the front ends of all springs connected in front of the steel plate cross beam (1) extend towards the middle of the anti-collision slideway cross beam (5).

4. The automotive energy absorbing impact beam of claim 3, wherein: all springs and auxiliary side springs (4) connected in front of the steel plate beam (1) are arc-shaped steel plate springs, the bending directions of all the springs are all bent towards the center of the steel plate beam (1), and the bending directions of all the auxiliary side springs (4) are all bent towards the outer side of the steel plate beam (1).

5. The automotive energy absorbing impact beam of claim 4, wherein: the arc-shaped steel plate springs adopted in front of the steel plate cross beam (1) are made by cutting from the steel plate cross beam (1) and are integrated with the steel plate cross beam (1), and the two arc-shaped steel plate springs at the front two ends of the steel plate cross beam (1) are respectively cut to form corresponding auxiliary side springs (4).

6. The automotive energy absorbing impact beam of claim 1, wherein: two main springs (2) are symmetrically connected to two ends of the front surface of the steel plate cross beam (1), and two auxiliary springs (3) are symmetrically connected to the steel plate cross beam (1) between the two main springs (2).

7. The automotive energy absorbing impact beam of claim 6, wherein: the tail end of the main spring (2) is integrally connected with the tail end of the auxiliary side spring (4) on the corresponding side.

8. The automotive energy absorbing impact beam of claim 6, wherein: two support frames (7) are arranged at two ends of the anti-collision slideway beam (5), and a channel for the main spring (2) to pass through is arranged in the middle of each support frame (7).

9. The automotive energy absorbing impact beam of claim 1, wherein: the tension self-locking device (9) comprises a fixed base (15), two supporting bodies (16) are correspondingly fixed on the fixed base (15), a connecting shaft (17) is connected between the two supporting bodies (16), a roller (18) is sleeved on the shaft (17), a clockwork spring (19) is installed on the supporting bodies (16), the roller (18) is connected with the clockwork spring (19), the roller (18) can rotate around the shaft (17) under the action of the clockwork spring (19), locking teeth are designed on the roller (18), a directional lock pin (20) is fixed on the supporting bodies (16), and the directional lock pin (20) locks the reverse rotation of the locking teeth on the roller (18) to enable the roller (18) to rotate only in one direction.

10. The automotive energy absorbing impact beam of claim 1, wherein: the steel plate cross beam (1) and the anti-collision slideway cross beam (5) are provided with unhooking holes (6) at corresponding positions at two ends.

The technical field is as follows:

the invention relates to the technical field of automobile anti-collision safety, in particular to an automatic energy-absorbing anti-collision beam for an automobile.

Background art:

the existing automobile anti-collision beam has weak shock absorption and impact bearing capacity, and when an automobile impact accident happens, the automobile anti-collision beam is easy to cause the accident of car damage and people death.

The invention content is as follows:

the invention aims to solve the technical problem of providing an automatic energy-absorbing anti-collision beam for an automobile, which can automatically absorb most of impact force without rebounding when an impact accident happens, has good shock absorption effect, reduces the impact force and ensures the safety of the automobile and human body. The automobile anti-collision beam overcomes the defects that the existing automobile anti-collision beam has weak shock absorption and impact bearing capacity, and when an automobile collision accident happens, the automobile anti-collision beam is easy to cause the accident of car damage and human death.

The technical scheme adopted by the invention is as follows: an automobile automatic energy-absorbing anti-collision beam comprises a steel plate cross beam and an anti-collision slideway cross beam arranged in front of the steel plate cross beam, wherein two ends of the anti-collision slideway cross beam are bent, two ends of the steel plate cross beam are fixed on an automobile big frame, the anti-collision slideway cross beam is fixed on the automobile big frame through a support frame and a side frame, the front of the steel plate cross beam is connected with a plurality of springs, two side faces of the steel plate cross beam are respectively connected with an auxiliary side spring, rolling wheels are respectively arranged at the top ends of all the springs and the auxiliary side spring, the rolling wheels are respectively arranged in a transverse slideway on the inner wall of the anti-collision slideway cross beam, the top ends of all the springs and the auxiliary side spring are respectively connected with a tension rope of a tension self-locker, all the tension self-lockers connected with the springs are respectively fixed on the steel plate cross beam, two tension self-, the tension self-locking device locks the tension rope when the tension rope is pulled outwards.

The steel plate cross beam is fixed on the large automobile frame through fixing bolts, and the support frame is fixed on the large automobile frame through support fixing bolts.

The extending directions of the front ends of all the springs connected in front of the steel plate cross beam extend towards the middle of the anti-collision slideway cross beam.

All springs and auxiliary side springs connected in front of the steel plate beam are arc-shaped steel plate springs, the bending directions of all the springs are all bent towards the center of the steel plate beam, and the bending directions of all the auxiliary side springs are all bent towards the outer side of the steel plate beam.

The arc-shaped steel plate springs adopted in the front of the steel plate beam are manufactured by cutting from the steel plate beam and are integrated with the steel plate beam, and the two arc-shaped steel plate springs at the two front ends of the steel plate beam are respectively manufactured into corresponding auxiliary side springs by cutting.

Two main springs are symmetrically connected to two ends of the front surface of the steel plate cross beam, and two auxiliary springs are symmetrically connected to the steel plate cross beam between the two main springs.

The tail end of the main spring is integrally connected with the tail end of the auxiliary side spring on the corresponding side.

Two support frames are arranged at two ends of the anti-collision slideway beam, and a channel for the main spring to pass through is arranged in the middle of each support frame.

The tension self-locking device comprises a fixed base, two supporting bodies are correspondingly fixed on the fixed base, a connecting shaft is arranged between the two supporting bodies, a roller is sleeved on the shaft, a clockwork spring is installed on the supporting bodies and connected with the roller, the roller can rotate around the shaft under the action of the clockwork spring, locking teeth are designed on the roller, a directional lock pin is fixed on the supporting bodies, and the directional lock pin locks the locking teeth on the roller to rotate reversely so that the roller can only rotate in a single direction.

The corresponding positions of the two ends of the steel plate cross beam and the anti-collision slideway cross beam are provided with unhooking holes.

The invention has the beneficial effects that: the invention can automatically absorb most of the impact force without rebounding when an impact accident occurs, has good shock absorption effect, reduces the impact force and ensures the safety of vehicles and people.

Description of the drawings:

the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the structure in the direction a of fig. 1.

Fig. 3 is a schematic structural view of a crashworthy slide cross beam.

Fig. 4 is a schematic view of the structure in the direction B-B of fig. 3.

Fig. 5 is a front view of the support stand.

Fig. 6 is a side view of the support stand.

Fig. 7 is a schematic structural view of the tension self-locker.

The specific implementation mode is as follows:

as shown in fig. 1, 2, 3 and 4, an automobile automatic energy-absorbing anti-collision beam comprises a steel plate beam 1 and an anti-collision slideway beam 5 arranged in front of the steel plate beam 1, wherein two ends of the anti-collision slideway beam 5 are bent, two ends of the steel plate beam 1 are fixed on a large automobile frame 11, the anti-collision slideway beam 5 is fixed on the large automobile frame 11 through a support frame 7 and a side support frame 14, a plurality of springs are connected in front of the steel plate beam 1, two side surfaces of the steel plate beam 1 are respectively connected with an auxiliary side spring 4, top ends of all the springs and the auxiliary side springs 4 are respectively provided with a rolling wheel 13, the rolling wheels 13 are respectively arranged in a transverse slideway on the inner wall of the anti-collision slideway beam 5, top ends of all the springs and the auxiliary side springs 4 are respectively connected with a tension rope 8 of a tension self-locker 9, all the tension self-lockers 9 connected with the springs are respectively fixed on the steel plate beam 1, two tension self, the tension self-locker 9 has a pull force pulling back on the tension rope 8, and the tension self-locker 9 locks the tension rope 8 when the tension rope 8 is pulled outwards.

The steel plate cross beam 1 is fixed on a large automobile frame 11 through a fixing bolt 10. The support frame 7 is fixed on a large automobile frame 11 through a support fixing bolt 12.

The front ends of all the springs connected in front of the steel plate cross beam 1 extend towards the middle of the anti-collision slideway cross beam 5.

All springs and auxiliary side springs 4 connected in front of the steel plate beam 1 are arc-shaped steel plate springs, the bending directions of all the springs are all bent towards the center of the steel plate beam 1, and the bending directions of all the auxiliary side springs 4 are all bent towards the outer side of the steel plate beam 1.

The arc-shaped steel plate springs adopted in the front of the steel plate beam 1 are manufactured by cutting from the steel plate beam 1 and are integrated with the steel plate beam 1, and the two arc-shaped steel plate springs at the two front ends of the steel plate beam 1 are respectively manufactured into corresponding auxiliary side springs 4 by cutting.

Two main springs 2 are symmetrically connected to two ends of the front surface of the steel plate beam 1, and two auxiliary springs 3 are symmetrically connected to the steel plate beam 1 between the two main springs 2.

The tail end of the main spring 2 is integrally connected with the tail end of the auxiliary side spring 4 on the corresponding side.

As shown in fig. 5 and 6, two support frames 7 are arranged at two ends of the anti-collision slideway beam 5, and a channel for the main spring 2 to pass through is arranged in the middle of each support frame 7.

As shown in fig. 7, the tension self-locking device 9 includes a fixed base 15, two supporting bodies 16 are correspondingly fixed on the fixed base 15, a shaft 17 is connected between the two supporting bodies 16, a roller 18 is sleeved on the shaft 17, a clockwork spring 19 is installed on the supporting body 16, the roller 18 is connected with the clockwork spring 19, the roller 18 can rotate around the shaft 17 under the action of the clockwork spring 19, a locking tooth is designed on the roller 18, a directional lock pin 20 is fixed on the supporting body 16, and the directional lock pin 20 locks the locking tooth on the roller 18 to rotate in the opposite direction, so that the roller 18 can only rotate in one direction.

The steel plate crossbeam 1 and the anti-collision slideway crossbeam 5 are provided with unhooking holes 6 at the corresponding positions at the two ends.

When the anti-collision device is used, a bumper is installed on the outer side of the anti-collision slideway cross beam 5, when impact force acts on the anti-collision slideway cross beam 5, the main spring 2, the auxiliary spring 3 and the auxiliary side spring 4 are compressed inwards to reduce the impact force, the rolling wheels 13 roll transversely in the transverse slideway, the tension self-locking device 9 tensions the springs inwards and self-locks the springs through the tension ropes 8, the springs cannot rebound, the impact force is reduced gradually, the automatic energy absorption function is realized, and the vehicle and personal safety is ensured.

It should be understood that the detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can be modified or substituted equally to achieve the same technical effects; as long as the use requirements are met, the method is within the protection scope of the invention.