CN216709233U

CN216709233U - Reduce passenger train anticollision roof beam structure of impact force

Info

Publication number: CN216709233U
Application number: CN202122822036.6U
Authority: CN
Inventors: 李德兴; 曾庆国; 龚志辉; 朱永辉; 许喆; 姜亮亮
Original assignee: Danyang Automobile & Ship Decoration Part Co ltd
Current assignee: Danyang Automobile & Ship Decoration Part Co ltd
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-06-10
Anticipated expiration: 2031-11-18

Abstract

The utility model discloses a passenger car anti-collision beam structure for reducing impact force, in particular to the technical field of passenger car anti-collision beams, which comprises a top anti-collision frame, wherein both sides of the bottom end of the top anti-collision frame are fixedly connected with hinge seats, slide grooves are formed in the hinge seats, slide pin rods are slidably connected in the hinge seats, hinge rods are connected in the middle of the slide pin rods in a pin joint mode, the bottom end of each hinge rod is fixedly connected with a bottom anti-collision frame, a rotating pin rod is connected on the back surface of the bottom anti-collision frame in a pin joint mode, a car frame is arranged on the inner sides of the top anti-collision frame and the bottom anti-collision frame, mounting grooves are formed in the top end and the bottom end of the car frame respectively, a buffer mechanism is arranged on the back surface of the mounting groove, a top sliding block is arranged on the front surface of the mounting groove positioned on the top, and a bottom sliding block is arranged on the front surface of the mounting groove positioned on the bottom, the driver in the lower vehicle is greatly protected.

Description

Reduce passenger train anticollision roof beam structure of impact force

Technical Field

The utility model relates to the technical field of passenger car anti-collision beams, in particular to a passenger car anti-collision beam structure capable of reducing impact force.

Background

The transportation industry is one of the industries that energy consumption and carbon emission account for a large amount at present, and the energy utilization rate of the transportation industry is also obviously low, for the passenger transportation industry, the transportation organization structure is scattered, small and weak, the vehicle condition is poor, and the transportation structure is not suitable for the market demand, which is an important reason for the low efficiency and high consumption of the passenger transportation industry.

The passenger train runs on the road and can hardly take place the collision with other vehicles, the anticollision roof beam has just highlighted its effect this time, the low-speed energy-absorbing box is connected at anticollision roof beam both ends, effective absorption collision energy when the vehicle takes place the low-speed collision, reduce the harm of impact to the automobile body longeron as far as possible, for the passenger train, it not only can collide with the passenger train of same height at the in-process of traveling, also can collide with the lower car of automobile body height, the kinetic energy that produces when current passenger train anticollision roof beam structure absorption comes from the same height passenger train collision is better, and relatively poor to the kinetic energy that produces with the lower car of height, very easily make the automobile anticollision roof beam structure not play the effect and make the great damage appear in the car.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model provides a passenger car anti-collision beam structure for reducing impact force, and the technical problems to be solved by the utility model are as follows: the existing passenger car anti-collision beam structure absorbs kinetic energy generated when a passenger car with the same height collides, and has poor kinetic energy generated by a car with a lower height, so that the problem that the car anti-collision beam structure does not play a role and the car is greatly damaged easily occurs.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a reduce passenger train anticollision roof beam structure of impact force, includes top anticollision frame, the both sides fixedly connected with hinge seat of top anticollision frame bottom, the inside sliding connection of hinge seat has the slip pin pole, the middle part pin joint of slip pin pole has the hinge bar, the bottom fixedly connected with bottom anticollision frame of hinge bar, top anticollision frame and bottom anticollision frame inboard are provided with the frame, the mounting groove has all been seted up to the inside of frame top and bottom, the back of mounting groove is provided with buffer gear, is located the top the front of mounting groove is provided with the top slider, is located the bottom the front of mounting groove is provided with the bottom slider.

In a preferred embodiment, the hinge seat is internally provided with a sliding groove, the sliding pin rod is positioned inside the sliding groove, and the sliding pin rod can rotate and slide conveniently by the sliding groove, so that the bottom anti-collision frame can rotate.

In a preferred embodiment, one side fixedly connected with bottom dog of hinge pole, one side and the bottom anticollision frame of bottom dog bottom carry out fixed connection, one side fixedly connected with top dog of hinge seat, one side and the top anticollision frame at top dog top carry out fixed connection, through the use to bottom dog and top dog, are favorable to strengthening the intensity between the structure, avoid stress concentration, lead to hinge seat and hinge pole fracture.

In a preferred embodiment, the back surface of the top crash frame is fixed with the top sliding block through a plurality of bolts, and the top crash frame is fixed with the top sliding block through the bolts, so that kinetic energy generated by a passenger car with the same height can be absorbed by the passenger car conveniently.

In a preferred embodiment, the back surface of the bottom bumper frame is pinned with a rotating pin rod, one side of the rotating pin rod is movably connected with the bottom slide block, and the bottom bumper frame is connected with the bottom slide block through the rotating pin rod, so that the passenger car can absorb kinetic energy generated by a vehicle lower than the passenger car.

In a preferred embodiment, the buffer mechanism includes a fixed plate, the fixed plate is fixedly connected to the frame through a bolt, a movable plate is disposed on the front surface of the fixed plate, a plurality of movable rods are disposed between the movable plate and the fixed plate, a plurality of support sleeves are movably sleeved on the front surface and the back surface of each movable rod, the support sleeves on the back surface are fixedly connected to the fixed plate, the support sleeves on the front surface are fixedly connected to the movable plate, and the movable plate is moved on a fixed path through the support sleeves and the movable rods.

In a preferred embodiment, the supporting sleeve is movably connected with an embedded spring inside, the embedded spring is fixedly connected with a movable loop bar, the supporting sleeve and the movable loop bar are movably sleeved with an outer sleeve spring outside, the back of the outer sleeve spring is fixedly connected with a fixed plate, the front of the outer sleeve spring is fixedly connected with a movable plate, and kinetic energy generated in the vehicle collision process is absorbed conveniently by using the outer sleeve spring and the embedded spring.

The utility model has the technical effects and advantages that:

the utility model is provided with the bottom anti-collision frame, when the bottom anti-collision frame moves towards the back surface due to collision, the hinge rod arranged at the top of the front surface of the bottom anti-collision frame enables the rotating pin rod at the back surface of the bottom anti-collision frame to rotate in the bottom sliding block by enabling the sliding pin rod to slide in the hinge seat and simultaneously rotate, and simultaneously pushes the bottom slide block to move towards the back surface, the bottom slide block pushes the moving plate which is contacted with the bottom slide block to move towards the back surface, thereby compressing the outer sleeve spring to enable the movable sleeve rod to be retracted inside the two support sleeves, being beneficial to collision buffering through the use of the outer sleeve spring and the embedded spring, greatly reducing kinetic energy generated in the collision process of vehicles, the automobile collision safety protection device can effectively shorten the moving distance of an automobile after collision, reduce the injury caused by vehicle collision, reduce the damage degree to the vehicle with lower height, and greatly protect a driver in the lower vehicle.

Drawings

Fig. 1 is a schematic front view of the present invention.

Fig. 2 is a rear view structural diagram of the present invention.

FIG. 3 is an enlarged view of portion A of FIG. 2 according to the present invention.

FIG. 4 is an enlarged view of the portion B in FIG. 2 according to the present invention.

Fig. 5 is a schematic view of the installation position structure of the buffer mechanism of the present invention.

FIG. 6 is a schematic view of the extended structure of the cushioning mechanism of the present invention.

The reference signs are: 1. a top bumper bracket; 2. a hinge mount; 3. a frame; 4. a hinge lever; 5. a bottom anti-collision frame; 6. a chute; 7. rotating the pin rod; 8. a buffer mechanism; 81. moving the plate; 82. a spring is embedded; 83. a spring is sleeved outside; 84. moving the loop bar; 85. a support sleeve; 86. a fixing plate; 9. mounting grooves; 10. a sliding pin; 11. a bottom slider; 12. a top slider; 13. a top stop; 14. and a bottom block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to the attached drawings 1-5 of the specification, the passenger car anti-collision beam structure for reducing impact force of the embodiment comprises a top anti-collision frame 1, hinge bases 2 are fixedly connected to two sides of the bottom end of the top anti-collision frame 1, sliding pin rods 10 are slidably connected to the insides of the hinge bases 2, sliding grooves 6 are formed in the insides of the hinge bases 2, the sliding pin rods 10 are located inside the sliding grooves 6, the sliding pin rods 10 can conveniently rotate and slide through the sliding grooves 6, the bottom anti-collision frame 5 can be ensured to rotate, a hinge rod 4 is connected to the middle portion of each sliding pin rod 10 in a pin mode, a bottom stop block 14 is fixedly connected to one side of the bottom of each bottom stop block 14 and is fixedly connected with the bottom anti-collision frame 5, a top stop block 13 is fixedly connected to one side of the top of each hinge base 2, one side of the top stop block 13 is fixedly connected with the top anti-collision frame 1, and through the use of the bottom stop blocks 14 and the top stop blocks 13, the strength between structures is enhanced, stress concentration is avoided, the hinge seat 2 and the hinge rod 4 are broken, the bottom end of the hinge rod 4 is fixedly connected with the bottom anti-collision frame 5, the vehicle frame 3 is arranged on the inner sides of the top anti-collision frame 1 and the bottom anti-collision frame 5, the mounting grooves 9 are formed in the top end and the bottom end of the vehicle frame 3, the back surface of each mounting groove 9 is provided with a buffer mechanism 8, the front surface of each mounting groove 9 positioned at the top is provided with a top slider 12, the back surface of the top anti-collision frame 1 is fixed with the top slider 12 through a plurality of bolts, the passenger car can absorb kinetic energy generated by the passenger car with the same height conveniently by fixing the top anti-collision frame 1 and the top slider 12 through the bolts, the front surface of the mounting groove 9 positioned at the bottom is provided with a bottom slider 11, the back surface of the bottom anti-collision frame 5 is connected with a rotating pin 7, one side of the rotating pin 7 is movably connected with the bottom slider 11, the bottom anti-collision frame 5 is connected with the bottom sliding block 11 through the rotating pin rod 7, so that the passenger car can absorb kinetic energy generated by vehicles with the height lower than the passenger car.

The implementation scenario is specifically as follows:

when the utility model is used for colliding with a vehicle with the same height, the integrally formed top anti-collision frame 1 moves towards the back, the hinge seat 2 and the hinge rod 4 are used for simultaneously driving the bottom anti-collision frame 5 to move towards the back, the top anti-collision frame 1 pushes the top slide block 12 connected with the top anti-collision frame to slide in the mounting groove 9, the bottom anti-collision frame 5 pushes the bottom slide block 11 connected with the bottom anti-collision frame to slide in the mounting groove 9, and finally the buffer mechanism 8 buffers the bottom slide block, so that the damage caused by collision is reduced to the maximum extent, when the top anti-collision frame 1 deforms, the top anti-collision frame 1 can be simply maintained to be restored, the cost is greatly reduced, when the utility model is used for colliding with a vehicle with a lower height, the integrally formed bottom anti-collision frame 5 moves towards the back, the hinge rod 4 arranged at the front top of the bottom anti-collision frame 5 enables the sliding pin rod 10 to slide in the hinge seat 2 and simultaneously rotate, make the rotation pin 7 at the bottom anticollision 5 back rotate in the inside of bottom slider 11 to promote bottom slider 11 simultaneously and move to the back, finally cushion through buffer gear 8, reduce the injury that the vehicle collision caused, and alleviate the damage degree to the lower vehicle of height, protected the driver in the lower vehicle greatly.

Referring to fig. 5 and 6 of the specification, the impact force reducing impact beam structure for a passenger car of this embodiment includes a buffer mechanism 8, the buffer mechanism 8 includes a fixed plate 86, the fixed plate 86 is fixedly connected to the frame 3 through bolts, a movable plate 81 is disposed on the front surface of the fixed plate 86, a plurality of movable rods 84 are disposed between the movable plate 81 and the fixed plate 86, support sleeves 85 are movably sleeved on the front and back surfaces of the plurality of movable rods 84, the support sleeves 85 on the back surface are fixedly connected to the fixed plate 86, the support sleeves 85 on the front surface are fixedly connected to the movable plate 81, the movable plate 81 is facilitated to move on a fixed path through the use of the support sleeves 85 and the movable rods 84, the inner springs 82 are movably connected to the support sleeves 85, the inner springs 82 are fixedly connected to the movable rods 84, the outer springs 83 are movably sleeved on the support sleeves 85 and the outer sides of the movable rods 84, the back surface of the outer spring 83 is fixedly connected with the fixed plate 86, the front surface of the outer spring 83 is fixedly connected with the movable plate 81, and kinetic energy generated in the vehicle collision process is absorbed conveniently by using the outer spring 83 and the embedded spring 82.

The implementation scenario is specifically as follows:

when the automobile collision buffer device is used for collision, the moving plate 81 moves towards the back surface so as to compress the outer sleeve spring 83 to enable the moving sleeve rod 84 to be accommodated in the two supporting sleeves 85, primary buffer work is facilitated by using the outer sleeve spring 83, when the moving sleeve rod 84 is accommodated in the supporting sleeves 85, the inner embedded spring 82 is compressed, bidirectional buffer is facilitated between the moving plate 81 and the fixed plate 86 by using the inner embedded spring 82, kinetic energy generated in the automobile collision process is greatly reduced, and the moving distance of an automobile after collision can be effectively shortened.

And finally: the present invention is not limited to the above preferred embodiments, but rather, any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a reduce passenger train anticollision roof beam structure of impact force, includes top anticollision frame (1), its characterized in that: the utility model discloses a car bumper, including top anticollision frame (1), frame (5), frame (9), buffer mechanism (8), the both sides fixedly connected with hinge seat (2) of top anticollision frame (1) bottom, the inside sliding connection of hinge seat (2) has slip pin rod (10), the middle part pin joint of slip pin rod (10) has hinge rod (4), the bottom fixedly connected with bottom anticollision frame (5) of hinge rod (4), top anticollision frame (1) and bottom anticollision frame (5) inboard are provided with frame (3), mounting groove (9) have all been seted up to the inside of frame (3) top and bottom, the back of mounting groove (9) is provided with buffer mechanism (8), is located the top the front of mounting groove (9) is provided with top slider (12), is located the bottom the front of mounting groove (9) is provided with bottom slider (11).

2. A passenger car impact beam structure for reducing impact force according to claim 1, wherein: a sliding groove (6) is formed in the hinge seat (2), and the sliding pin rod (10) is located in the sliding groove (6).

3. A passenger car impact beam structure for reducing impact force according to claim 1, wherein: one side fixedly connected with bottom dog (14) of hinge lever (4), one side and bottom anticollision frame (5) of bottom dog (14) bottom carry out fixed connection, one side fixedly connected with top dog (13) of hinge seat (2), one side and top anticollision frame (1) at top dog (13) top carry out fixed connection.

4. A passenger car impact beam structure for reducing impact force according to claim 1, wherein: the back of the top anti-collision frame (1) is fixed with the top sliding block (12) through a plurality of bolts.

5. A passenger car impact beam structure for reducing impact force according to claim 1, wherein: the back of the bottom anti-collision frame (5) is connected with a rotating pin rod (7) in a pin mode, and one side of the rotating pin rod (7) is movably connected with a bottom sliding block (11).

6. A passenger car impact beam structure for reducing impact force according to claim 1, wherein: buffer gear (8) are including fixed plate (86), fixed plate (86) carry out fixed connection through bolt and frame (3), the front of fixed plate (86) is provided with movable plate (81), be provided with a plurality of removal loop bars (84) between movable plate (81) and fixed plate (86), it is a plurality of all movable the cup jointed support sleeve (85) in the front and the back of removal loop bar (84), be located the back support sleeve (85) carry out fixed connection with fixed plate (86), be located the front support sleeve (85) carry out fixed connection with movable plate (81).

7. A passenger car impact beam structure for reducing impact force according to claim 6, wherein: the utility model discloses a supporting sleeve, including supporting sleeve (85), support sleeve's (85) inside swing joint have embedded spring (82), embedded spring (82) carry out fixed connection with removal loop bar (84), supporting sleeve (85) and the outside activity of removing loop bar (84) are cup jointed overcoat spring (83), the back and fixed plate (86) of overcoat spring (83) carry out fixed connection, the front and the movable plate (81) of overcoat spring (83) carry out fixed connection.