CN218949112U - Rectangular and octagonal staggered energy-absorbing vehicle-mounted anti-collision pad structure - Google Patents
Rectangular and octagonal staggered energy-absorbing vehicle-mounted anti-collision pad structure Download PDFInfo
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Abstract
The utility model discloses a rectangular and octagonal staggered energy-absorbing vehicle-mounted anti-collision cushion structure which comprises an energy-absorbing box, an energy-absorbing frame, a girder anchoring device and a rotating device, wherein the energy-absorbing box is a thin-plate-shaped octagonal member, the energy-absorbing frame comprises frame anchoring pieces and energy-absorbing boxes, the energy-absorbing frame is a closed box, a plurality of energy-absorbing boxes are filled in the energy-absorbing frame, the girder anchoring device is of an L-shaped steel structure with a cross section, the energy-absorbing frame is fixed with a girder at the tail of a vehicle through anchoring bolts, the energy-absorbing frame is connected with the girder anchoring device through the rotating device and the frame anchoring pieces, the rotating device comprises a rotating shaft and a power control system, one end of a power piece is connected with the girder anchoring device, the other end of the power piece is connected with the frame anchoring piece, and the energy-absorbing frame realizes vertical and parallel rotating motion with a road surface through control of a power piece. The structure has good energy absorption effect after collision, and the energy absorption device has the overturning function, is convenient to anchor, detach and replace with a vehicle, effectively reduces the forward movement of the crashed vehicle, and ensures the safety in front of the vehicle.
Description
Technical Field
The utility model belongs to the field of highway safety protection, and particularly relates to a vehicle-mounted anti-collision pad with a vehicle tail protection function.
Background
With the leap type increase of highways and the increase of service life in China, highway maintenance work becomes important content of highway development, maintenance workload is large, construction work is frequent, and traffic accident data analysis is carried out according to maintenance construction work, so that the accident of normal running rear-end collision of vehicles accounts for more than 60%. The construction and maintenance work including temporary fixed-point work, mobile construction work, greening sprinkling, road surface cleaning and the like often adopts a keep-through mode, the operation vehicle needs to occupy a driving lane, the common driving speed of the operation vehicle is only 40-50 km/h during mobile operation, and accidents of rear-end collision and rushing into a construction area of a rear-end vehicle are very easy to occur, so that the construction vehicle is particularly important for protecting personnel in the construction area and protecting normal operation vehicles.
Most of the protection modes adopted in the construction of the maintenance unit at the present stage comprise a cone barrel and a water code, but the cone barrel and the water code only have the warning effect and have no blocking and protection buffering effects; in order to pursue safety, some units intercept concrete piers on roads, and when the rear vehicles are in collision accidents while being inconvenient to install and disassemble, the rigid concrete can greatly compress the living space of passengers in the vehicles, so that irreparable injury is caused.
The vehicle-mounted anti-collision pad has wide application prospect and obvious protection function due to the safety consideration of constructors, equipment and passing drivers and passengers.
At present, research on the aspect of China is very few, no mature technical result exists, a small number of domestic highway maintenance departments only introduce a small amount of technical products with high manufacturing cost abroad, the requirements of actual use amount cannot be met, the safety performance evaluation standard for the vehicle-mounted crash pad in China is not formally released at present, the foreign products adopt the foreign safety evaluation standard, and whether the safety performance of the products is suitable for the actual national conditions of more vehicles, heavy vehicles and high speed in China is yet to be verified.
In summary, according to the actual demands of the highways in China, the vehicle-mounted crash pad needs to protect temporary fixed-point operation and vehicle movement operation, namely, normal running of the vehicle can be met and the blocking buffer effect can be also met.
Disclosure of Invention
The utility model aims to provide a rectangular and octagonal staggered energy-absorbing vehicle-mounted anti-collision pad structure so as to overcome the defects in the prior art.
The utility model is realized by the following technical scheme:
the utility model provides a rectangle and on-vehicle crashproof pad structure of octagon crisscross energy-absorbing, includes energy-absorbing box, energy-absorbing frame, girder anchor, rotary device, the energy-absorbing box is the octagon component through sheet metal welding or bolting shaping, the energy-absorbing frame includes frame anchor and energy-absorbing box, the energy-absorbing frame is assembled into the closed box through welding or bolting, a plurality of the energy-absorbing box is filled in the inside of energy-absorbing frame, girder anchor is the steel construction of cross-section shape "L", girder anchor passes through anchor bolt with the girder of vehicle afterbody and fixes, the energy-absorbing frame with girder anchor passes through rotary device and frame anchor are connected, rotary device includes rotation axis and power control system, and power control system includes two at least power pieces, and power piece one end is connected with girder anchor, and the other end is connected with frame anchor, the whole rotation axis that uses the rotation axis as the axle center, realizes its and road surface perpendicular parallel relation's rotary motion through the control of power piece, set up warning device on energy-absorbing frame and the energy-absorbing frame.
Further, the energy-absorbing box comprises a baffle and folded plates, the folded plates are arranged between the baffle, the folded plates are bent to form plates with polygonal folded angles, the baffle and the folded plates are assembled into assemblies with the sectional shapes of octagons and rectangles through welding or bolting, the octagons and the rectangles are arranged in a staggered mode, and each octagons and the rectangle members are connected into a whole.
Further, the energy-absorbing box body is a box body with an opening at the back, the frame anchoring piece is inserted into the energy-absorbing box body, four limiting earrings and two rotating earrings are arranged at the back of the frame anchoring piece, through holes are formed in the limiting earrings, every two limiting earrings are in a group, one end of the limiting earrings, which clamps the power piece, is connected and limited through penetrating turnover bolts, the rotating earrings and the limiting earrings are arranged in a staggered mode, and the rotating earrings are connected with the girder anchoring device through penetrating rotating shafts; chamfering treatment is carried out on the front end of the energy absorption box body, the range is 0-40cm, the front face is a plane, and a warning device is arranged.
Further, girder anchor comprises the steel construction of perpendicular limit and horizontal limit constitution "L" shape, perpendicular limit and the crossing position of horizontal limit are whole to be formed, perpendicular limit passes through steel sheet integrated into one piece, the draw-in groove is reserved at perpendicular limit top, the draw-in groove both sides set up the anchor bolt hole, in the big Liang Karu draw-in groove, then pass the anchor bolt hole through the anchor bolt and connect, horizontal limit passes through steel sheet integrated into one piece, horizontal limit top both sides set up the rotatory preformed hole that link up respectively, rotatory preformed hole passes through the rotation axis with rotatory earring and is connected, horizontal limit bottom both sides set up the location preformed hole that link up respectively, the one end of power spare penetrates the location preformed hole through positioning bolt and forms and connect and spacing, horizontal limit top still sets up the bracket, when the energy-absorbing frame rotates to perpendicularly with the road surface, spacing earring inlays in the bracket.
Further, the power control system is a hydraulic system, the power part is a hydraulic oil cylinder, the power part is obliquely arranged from the vehicle to the energy-absorbing frame, hydraulic oil is injected into the hydraulic oil cylinder to push out a hydraulic rod, the power part pushes a limiting earring to enable the energy-absorbing frame to rotate from a vertical state to a horizontal state by taking the rotating shaft as an axis, and when the hydraulic rod returns into the hydraulic oil cylinder, the power part pulls the limiting earring to enable the energy-absorbing frame to rotate from the horizontal state to the vertical state by taking the rotating shaft as the axis.
Further, the top-most height of the energy-absorbing frame when the energy-absorbing frame is perpendicular to the road surface is smaller than 4.5m, the transverse width of the energy-absorbing frame is smaller than the transverse width of the vehicle, the energy-absorbing box is filled with buffer materials, and guide members are arranged on two sides of the energy-absorbing frame.
Further, the buffer material comprises foamed aluminum, or honeycomb aluminum, or a high molecular compound, or a spring; the guide member comprises a steel plate or a steel pipe, when the guide member is a steel plate, the guide member and the energy absorption box body are assembled into a whole, when the guide member is a steel pipe, the steel pipe is in an arc shape protruding outwards in overlooking mode, and two ends of the steel pipe are respectively connected with the frame anchoring piece and the energy absorption box body.
Further, a vertical bending-resistant rib plate is arranged at the bottom of the connection position of the girder anchoring device and the girder.
Furthermore, when the energy-absorbing frame is perpendicular to the road surface, the adjacent positions of the frame anchoring piece and the girder anchoring device are fixedly connected by adopting a fixing pin, so that the effect of limiting random overturning of the energy-absorbing frame is achieved, and the fixing pin is fixed on the girder anchoring device through a steel chain.
Furthermore, the energy absorption box and the energy absorption box are made of aluminum materials, and the girder anchoring device and the frame anchoring piece are made of carbon steel.
After the technical scheme is adopted, the utility model has the following beneficial effects:
(1) The octagonal structure has good deformation energy absorption effect after collision, and can effectively protect the requirements of front collision, offset collision and oblique collision of the small bus;
(2) The vehicle-mounted anti-collision pad structure has a turnover function and meets the application condition of the on-road through control of a power system;
(3) The novel structure is convenient to anchor with the vehicle, and the energy absorption device is convenient to detach and replace;
(4) The forward movement of the crashed vehicle is effectively reduced or even avoided, so that the safety of constructors and equipment in front of the vehicle is ensured.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the drawings that are needed in the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is an overall side view of a vehicle crash pad of embodiment 1 of the utility model;
FIG. 2 is an overall plan view of a vehicle crash pad in accordance with embodiment 1 of the utility model;
FIG. 3 is a rotational view of an energy absorbing frame for a vehicle crash pad in accordance with embodiment 1 of the utility model;
FIG. 4 is a perspective view of a girder anchoring device according to embodiment 1 of the present utility model;
FIG. 5 is a perspective view of an energy absorbing frame of embodiment 1 of the present utility model;
FIG. 6 is an assembled perspective view of the crash box of embodiment 1 of the utility model;
FIG. 7 is a perspective view of a stand-alone crash box according to embodiment 1 of the utility model;
FIG. 8 is an overall side view of a vehicle crash pad according to embodiment 2 of the utility model;
FIG. 9 is an overall plan view of a vehicle crash pad according to embodiment 2 of the utility model;
FIG. 10 is a side view of an energy absorber box of embodiment 2 of the present utility model;
FIG. 11 is a plan view of a crash box according to embodiment 2 of the utility model;
the figures are labeled as follows:
1. an energy absorption box; 2. an energy absorbing frame; 3. girder anchoring device; 4. a frame anchor; 5. an energy absorption box body; 6. a vehicle; 7. a girder; 8. an anchor bolt; 9. a rotation shaft; 10. a power control system; 11. road surface; 12. a warning device; 13. a partition plate; 14. a folded plate; 15. limiting earrings; 16. a through hole; 17. a power member; 18. rotating the earring; 19 turning over the bolt; 20. a vertical edge; 21. a transverse edge; 22. a clamping groove; 23. rotating the preformed hole; 24. positioning a preformed hole; 25. positioning bolts; 26. a bracket; 27. a buffer material; 28. a guide member; 29. vertical bending-resistant rib plates; 30. a fixing pin.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.
Fig. 1 to 7 show a rectangular and octagonal staggered energy-absorbing vehicle-mounted crash pad structure, which comprises an energy-absorbing box 1, an energy-absorbing frame 2, a girder anchoring device 3 and a rotating device, wherein the energy-absorbing box 1 is an octagonal member formed by welding thin plates, the energy-absorbing frame 2 comprises a frame anchoring piece 4 and an energy-absorbing box body 5, the energy-absorbing frame 2 is assembled into a closed box body through bolting, the energy-absorbing box 1 is filled in the energy-absorbing frame 2, the girder anchoring device 3 is of a steel structure with an L-shaped cross section, the girder anchoring device 3 and a girder 7 at the tail part of a vehicle 6 are fixed through an anchoring bolt 8, the energy-absorbing frame 2 with girder anchor 3 passes through rotary device and frame anchor 4 are connected, rotary device includes rotation axis 9 and power control system 10, and power control system 10 includes two power parts 17, and power parts 17 one end is connected with girder anchor 3, and the other end is connected with frame anchor 4, energy-absorbing frame 2 wholly regard rotation axis 9 as the axle center, realizes its and road surface 11 perpendicular and parallel relation's rotary motion through the control of power parts 17, set up warning device 12 on vehicle 6 and the energy-absorbing frame 2, the warning device includes marker lamp, forbidden lamp, reflective membrane, guiding lamp, signboard.
The energy-absorbing box 1 comprises a baffle 13 and folded plates 14, wherein the folded plates 14 are arranged between the baffle 13, the folded plates 14 are bent to form plates with polygonal folded angles, the baffle 13 and the folded plates 14 are assembled into an assembly with the cross section being octagon and rectangle through welding, an upper row and a lower row of transverse through octagons and a row of rectangles are arranged in a group, the two groups are arranged in a staggered manner, and each octagon and rectangle are connected into a whole.
The energy absorption box body 5 is a box body with an opening at the back, the frame anchoring piece 4 is inserted into the energy absorption box body 5, four limiting earrings 15 and two rotating earrings 18 are arranged at the back of the frame anchoring piece 4, through holes 16 are formed in the limiting earrings 15, each two limiting earrings 15 are in a group, one end of the limiting earrings 15, which clamps the power piece 17, is connected and limited through penetrating the turnover bolt 19, the rotating earrings 18 are arranged in a staggered mode with the limiting earrings 15, and the rotating earrings 18 are connected with the girder anchoring device 3 through penetrating the rotating shaft 9; the front end of the energy absorption box body 5 is subjected to chamfering treatment within the range of 0-40cm, the front surface is a plane, and a warning device 12 is arranged above the front surface.
The girder anchoring device 3 is an L-shaped steel structure formed by a vertical side 20 and a horizontal side 21, the intersection position of the vertical side 20 and the horizontal side 21 is integrally formed, the vertical side 20 is formed by assembling steel plates, a clamping groove 22 is reserved at the top of the vertical side 20, anchoring bolt holes are formed in two sides of the clamping groove 22, the girder 7 is clamped into the clamping groove 22, then the girder is connected by penetrating the anchoring bolt holes 22 through the anchoring bolts 8, the horizontal side 21 is formed by assembling steel plates, through-holes 23 are respectively formed in two sides of the top of the horizontal side 21, the through-holes 23 are connected with the rotary earrings 18 through rotating shafts 9, through-holes 24 are respectively formed in two sides of the bottom of the horizontal side 21, one end of the power piece 17 penetrates into the through-holes 24 through the positioning bolts 25 to form connection and limit, a supporting groove 26 is further formed in the top of the horizontal side 21, and when the energy absorption frame 2 is rotated to be perpendicular to a pavement 11, the limiting earrings 15 are embedded into the supporting groove 26.
The power control system 10 is a hydraulic system, the power part 17 is a hydraulic oil cylinder, the power part 17 is obliquely arranged from the vehicle 6 to the energy absorption frame 2, hydraulic oil is injected into the hydraulic oil cylinder to push out a hydraulic rod, the power part 17 pushes the limiting earring 15 to enable the energy absorption frame 2 to rotate from a vertical state to a horizontal state by taking the rotating shaft 9 as an axis, and when the hydraulic rod returns into the hydraulic oil cylinder, the power part 17 pulls the limiting earring 15 to enable the energy absorption frame 2 to rotate from the horizontal state to the vertical state by taking the rotating shaft 9 as the axis.
The top height of the energy-absorbing frame 2 when being perpendicular to the road surface 11 is smaller than 4.5m, the transverse width of the energy-absorbing frame 2 is smaller than that of the vehicle 6, the buffer material 27 is filled in the energy-absorbing box 1, and the buffer material 27 is foamed aluminum and is arranged at the front end of the energy-absorbing box 1.
The bottom of the connection position of the girder anchoring device 3 and the girder 7 is provided with a vertical bending-resistant rib plate 29.
When the energy-absorbing frame 2 is perpendicular to the pavement 11, the adjacent positions of the frame anchoring piece 4 and the girder anchoring device 3 are fixedly connected by adopting the fixing pin 30, so that the effect of limiting random overturning of the energy-absorbing frame 2 is achieved, the fixing pin 30 is pulled out before overturning, and the fixing pin 30 is fixed on the girder anchoring device 3 through a steel chain.
The energy absorption box 1 and the energy absorption box body 5 are made of aluminum materials, and the girder anchoring device 3 and the frame anchoring piece 4 are made of carbon steel.
Fig. 8 to 11 show a rectangular and octagonal staggered energy-absorbing vehicle-mounted crash pad structure embodiment II, which comprises an energy-absorbing box 1, an energy-absorbing frame 2, a girder anchoring device 3 and a rotating device, wherein the energy-absorbing box 1 is an octagonal member formed by welding thin plates, the energy-absorbing frame 2 comprises a frame anchoring piece 4 and an energy-absorbing box body 5, the energy-absorbing frame 2 is assembled into a closed box body through bolting, the energy-absorbing box 1 is filled in the energy-absorbing frame 2, the girder anchoring device 3 is of a steel structure with an L-shaped cross section, the girder anchoring device 3 and a girder 7 at the tail part of a vehicle 6 are fixed through an anchoring bolt 8, the energy-absorbing frame 2 with girder anchor 3 passes through rotary device and frame anchor 4 are connected, rotary device includes rotation axis 9 and power control system 10, and power control system 10 includes two power parts 17, and power parts 17 one end is connected with girder anchor 3, and the other end is connected with frame anchor 4, energy-absorbing frame 2 wholly regard rotation axis 9 as the axle center, realizes its and road surface 11 perpendicular and parallel relation's rotary motion through the control of power parts 17, set up warning device 12 on vehicle 6 and the energy-absorbing frame 2, the warning device includes marker lamp, forbidden lamp, reflective membrane, guiding lamp, signboard.
The energy-absorbing box 1 comprises a baffle 13 and folded plates 14, wherein the folded plates 14 are arranged between the baffle 13, the folded plates 14 are bent to form plates with polygonal folded angles, the baffle 13 and the folded plates 14 are assembled into an assembly with the cross section being octagon and rectangle through welding, two rows of transverse through octagons and one row of rectangle are arranged in a group, the two rows of transverse through octagons and the one row of rectangle are arranged in a staggered mode, and each octagon and each rectangle are connected into a whole.
The energy absorption box body 5 is a box body with an opening at the back, the frame anchoring piece 4 is inserted into the energy absorption box body 5, four limiting earrings 15 and two rotating earrings 18 are arranged at the back of the frame anchoring piece 4, through holes 16 are formed in the limiting earrings 15, each two limiting earrings 15 are in a group, one end of the limiting earrings 15, which clamps the power piece 17, is connected and limited through penetrating the turnover bolt 19, the rotating earrings 18 are arranged in a staggered mode with the limiting earrings 15, and the rotating earrings 18 are connected with the girder anchoring device 3 through penetrating the rotating shaft 9; the front end of the energy absorption box body 5 is subjected to chamfering treatment within the range of 0-40cm, the front surface is a plane, and a warning device 12 is arranged above the front surface.
The girder anchoring device 3 is an L-shaped steel structure formed by a vertical side 20 and a horizontal side 21, the intersection position of the vertical side 20 and the horizontal side 21 is integrally formed, the vertical side 20 is formed by assembling steel plates, a clamping groove 22 is reserved at the top of the vertical side 20, anchor bolt holes 22 are formed in two sides of the clamping groove 22, the girder 7 is clamped into the clamping groove 22, then the girder 7 passes through the anchor bolt holes 22 through anchor bolts 8 to be connected, the horizontal side 21 is formed by assembling steel plates, two sides of the top of the horizontal side 21 are respectively provided with a through rotary preformed hole 23, the rotary preformed hole 23 is connected with the rotary earring 18 through a rotary shaft 9, two sides of the bottom of the horizontal side 21 are respectively provided with a through positioning preformed hole 24, one end of the power piece 17 penetrates into the positioning preformed hole 24 through the positioning bolt 25 to form connection and limit, a supporting groove 26 is further formed at the top of the horizontal side 21, and when the energy absorption frame 2 is rotated to be perpendicular to a road surface 11, the limiting earring 15 is embedded into the supporting groove 26.
The power control system 10 is a hydraulic system, the power part 17 is a hydraulic oil cylinder, the power part 17 is obliquely arranged from the vehicle 6 to the energy absorption frame 2, hydraulic oil is injected into the hydraulic oil cylinder to push out a hydraulic rod, the power part 17 pushes the limiting earring 15 to enable the energy absorption frame 2 to rotate from a vertical state to a horizontal state by taking the rotating shaft 9 as an axis, and when the hydraulic rod returns into the hydraulic oil cylinder, the power part 17 pulls the limiting earring 15 to enable the energy absorption frame 2 to rotate from the horizontal state to the vertical state by taking the rotating shaft 9 as the axis.
The topmost height of the energy-absorbing frame 2 when the energy-absorbing frame 2 is perpendicular to the road surface 11 is smaller than 4.5m, the transverse width of the energy-absorbing frame 2 is smaller than that of the vehicle 6, the energy-absorbing box 1 is internally filled with a buffer material 27, and the buffer material 27 is honeycomb aluminum and is arranged at the front end of the energy-absorbing box 1; the two sides of the energy-absorbing frame 2 are provided with guide members 28, the guide members 28 are steel pipes, the steel pipes are arc-shaped in an overlooking shape and protrude outwards, and two ends of the steel pipes are respectively connected with the frame anchoring pieces 4 and the energy-absorbing box body 5.
The bottom of the connection position of the girder anchoring device 3 and the girder 7 is provided with a vertical bending-resistant rib plate 29.
When the energy-absorbing frame 2 is perpendicular to the pavement 11, the adjacent positions of the frame anchoring piece 4 and the girder anchoring device 3 are fixedly connected by adopting the fixing pin 30, so that the effect of limiting random overturning of the energy-absorbing frame 2 is achieved, the fixing pin 30 is pulled out before overturning, and the fixing pin 30 is fixed on the girder anchoring device 3 through a steel chain.
The energy absorption box 1 and the energy absorption box body 5 are made of aluminum materials, and the girder anchoring device 3 and the frame anchoring piece 4 are made of carbon steel.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (10)
1. The utility model provides a rectangle and on-vehicle crashproof pad structure of crisscross energy-absorbing of octagon, includes energy-absorbing box (1), energy-absorbing frame (2), girder anchor (3), rotary device, its characterized in that: the energy-absorbing box (1) is an octagonal component formed by welding or bolting thin plates, the energy-absorbing frame (2) comprises a frame anchoring piece (4) and an energy-absorbing box body (5), the energy-absorbing frame (2) is assembled into a closed box body through welding or bolting, a plurality of energy-absorbing boxes (1) are filled in the energy-absorbing frame (2), the girder anchoring device (3) is of an L-shaped steel structure with a cross-section shape, the girder anchoring device (3) is fixed with a girder (7) at the tail of a vehicle (6) through an anchoring bolt (8), the energy-absorbing frame (2) is connected with the girder anchoring device (3) through the rotating device and the frame anchoring piece (4), the rotating device comprises a rotating shaft (9) and a power control system (10), the power control system (10) comprises at least two power pieces (17), one end of each power piece (17) is connected with the girder anchoring device (3), the other end of each power piece is connected with the corresponding frame anchoring piece (4), and the whole energy-absorbing frame (2) is fixed with the rotating shaft (9) through the rotating shaft (17) through the power control piece (17) and the rotating device (11) in a perpendicular relation with the vehicle (12) and the road surface warning device (12).
2. The rectangular and octagonal staggered energy-absorbing vehicle-mounted bumper pad structure according to claim 1, wherein: the energy-absorbing box (1) comprises a partition plate (13) and folded plates (14), wherein the folded plates (14) are arranged between the partition plate (13), the folded plates (14) are bent to form plates with polygonal folded angles, the partition plate (13) and the folded plates (14) are assembled into components with octagonal and rectangular cross sections through welding or bolting, the octagonal and rectangular components are arranged in a staggered mode, and each octagonal and rectangular component is connected into a whole.
3. The rectangular and octagonal staggered energy-absorbing vehicle-mounted bumper pad structure according to claim 1, wherein: the energy-absorbing box body (5) is a box body with an opening at the back, the frame anchoring piece (4) is inserted into the energy-absorbing box body (5), four limiting earrings (15) and two rotating earrings (18) are arranged at the back of the frame anchoring piece (4), through holes (16) are formed in the limiting earrings (15), each two limiting earrings (15) are in a group, one end of the limiting earrings (15) clamping the power piece (17) is connected and limited by penetrating the turnover bolt (19), the rotating earrings (18) are arranged in a staggered mode with the limiting earrings (15), and the rotating earrings (18) are connected with the girder anchoring device (3) by penetrating the rotating shaft (9); the front end of the energy absorption box body (5) is subjected to chamfering treatment, the range is 0-40cm, the front surface is a plane, and a warning device (12) is arranged.
4. The rectangular and octagonal staggered energy-absorbing vehicle-mounted bumper pad structure according to claim 1, wherein: the girder anchor device (3) comprises an L-shaped steel structure formed by a vertical side (20) and a horizontal side (21), the intersecting positions of the vertical side (20) and the horizontal side (21) are integrally formed, the vertical side (20) is formed by assembling steel plates, clamping grooves (22) are reserved at the tops of the vertical side (20), anchor bolt holes are formed in two sides of the clamping grooves (22), the girder (7) is clamped into the clamping grooves (22), then the girder is connected by penetrating through the anchor bolt holes through the anchor bolts (8), the horizontal side (21) is formed by assembling steel plates, two sides of the top of the horizontal side (21) are respectively provided with a through rotary preformed hole (23), the rotary preformed holes (23) are connected with a rotary earring (18) through a rotary shaft (9), two sides of the bottom of the horizontal side (21) are respectively provided with a through positioning preformed hole (24), one end of a power piece (17) penetrates into the positioning preformed holes (24) through the positioning bolts (25) to form connection and limit, the tops of the horizontal side (21) are also provided with a supporting groove (26), and when the energy absorption frame (2) rotates to be perpendicular to a road surface (11), the supporting groove (15) is embedded into the limiting earring (26).
5. The rectangular and octagonal staggered energy-absorbing vehicle-mounted bumper pad structure according to claim 1, wherein: the power control system (10) is a hydraulic system, the power part (17) is a hydraulic cylinder, the power part (17) is obliquely arranged from the vehicle (6) to the energy absorption frame (2), hydraulic oil is injected into the hydraulic cylinder to push out a hydraulic rod, the power part (17) pushes the limiting earring (15) to enable the energy absorption frame (2) to rotate from a vertical state to a horizontal state by taking the rotating shaft (9) as an axle center, and when the hydraulic rod returns to the hydraulic cylinder, the power part (17) pulls the limiting earring (15) to enable the energy absorption frame (2) to rotate from the horizontal state to the vertical state by taking the rotating shaft (9) as the axle center.
6. The rectangular and octagonal staggered energy-absorbing vehicle-mounted bumper pad structure according to claim 1, wherein: the top-most height of the energy-absorbing frame (2) when the energy-absorbing frame is perpendicular to the road surface (11) is smaller than 4.5m, the transverse width of the energy-absorbing frame (2) is smaller than that of the vehicle (6), the energy-absorbing box (1) is internally filled with buffer materials (27), and guide members (28) are arranged on two sides of the energy-absorbing frame (2).
7. The rectangular and octagonal staggered energy-absorbing vehicle-mounted bumper pad structure according to claim 6, wherein: the cushioning material (27) comprises aluminum foam, or aluminum honeycomb, or a polymer compound, or a spring; the guide member (28) comprises a steel plate or a steel pipe, when the guide member (28) is a steel plate, the guide member and the energy-absorbing box body (5) are assembled into a whole, when the guide member (28) is a steel pipe, the steel pipe is in an arc shape protruding outwards in overlooking mode, and two ends of the steel pipe are respectively connected with the frame anchoring piece (4) and the energy-absorbing box body (5).
8. The rectangular and octagonal staggered energy-absorbing vehicle-mounted bumper pad structure according to claim 1, wherein: the bottom of the connection position of the girder anchoring device (3) and the girder (7) is provided with a vertical bending-resistant rib plate (29).
9. The rectangular and octagonal staggered energy-absorbing vehicle-mounted bumper pad structure according to claim 1, wherein: when the energy-absorbing frame (2) is perpendicular to the pavement (11), the adjacent positions of the frame anchoring piece (4) and the girder anchoring device (3) are fixedly connected by adopting a fixing pin (30), the effect of limiting random overturning of the energy-absorbing frame (2) is achieved, and the fixing pin (30) is fixed on the girder anchoring device (3) through a steel chain.
10. The rectangular and octagonal staggered energy-absorbing vehicle-mounted bumper pad structure according to claim 1, wherein: the energy absorption box (1) and the energy absorption box body (5) are made of aluminum materials, and the girder anchoring device (3) and the frame anchoring piece (4) are made of carbon steel.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320054008.0U CN218949112U (en) | 2023-01-09 | 2023-01-09 | Rectangular and octagonal staggered energy-absorbing vehicle-mounted anti-collision pad structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320054008.0U CN218949112U (en) | 2023-01-09 | 2023-01-09 | Rectangular and octagonal staggered energy-absorbing vehicle-mounted anti-collision pad structure |
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| Publication Number | Publication Date |
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| CN218949112U true CN218949112U (en) | 2023-05-02 |
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|---|---|---|---|
| CN202320054008.0U Active CN218949112U (en) | 2023-01-09 | 2023-01-09 | Rectangular and octagonal staggered energy-absorbing vehicle-mounted anti-collision pad structure |
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| Country | Link |
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| CN (1) | CN218949112U (en) |
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- 2023-01-09 CN CN202320054008.0U patent/CN218949112U/en active Active
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Effective date of registration: 20240923 Address after: Room 602, Building 13, No.1 Chaoqian Road, Changping District Science and Technology Park, Beijing 102200 Patentee after: Beijing Luluda Transportation Facilities Co.,Ltd. Country or region after: China Address before: 100070 13b01, 13th floor, No.4 Fufeng Road, Fengtai District, Beijing Patentee before: BEIJING HUALUAN TRAFFIC TECHNOLOGY Co.,Ltd. Country or region before: China |
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