CN209650377U - A kind of high-strength vehicle chassis skeleton - Google Patents

Abstract

The utility model relates to automobile chassis skeleton technical fields, more particularly to a kind of high-strength vehicle chassis skeleton, it is short that the service life exists in the prior art in solution, the unguarded disadvantage in chassis, including frame body, the inside of the frame body offers opening, the inner wall two sides of the opening are welded with connecting plate, the other side of connecting plate is fixed with crossbeam by nut bolt, and the both ends of crossbeam are fixedly connected by bolt with the inner wall of the opening, the two sides of the frame body have been screwed securing plate, the inside of the securing plate offers installation square hole, pass through passivation layer, securing plate, support frame, crossbeam, A-frame, the isostructural setting of damping spring, frame body can be fixedly clamped by securing plate, and A-frame, crossbeam, the structures such as damping spring make automobile chassis strength and stability with higher, outside Passivation layer can avoid skeleton and get rusty and get wet, extend the service life of automobile chassis.

Description

A kind of high-strength vehicle chassis skeleton

Technical field

The utility model relates to automobile chassis skeleton technical field more particularly to a kind of high-strength vehicle chassis skeletons.

Background technique

Chassis skeleton primarily serve vehicle itself and the load such as passenger, cargo, be dynamical system, suspension system The effect of positioning and support is provided Deng other components.

Existing automobile chassis skeleton there is due to intensity and stability it is poor, and the unshielded layer in outside of skeleton, Caused by automobile chassis service life it is shorter；When landform of the running car to arch bridge shape, due to the unshielded device in chassis, easily Chassis is caused to damage.

Utility model content

Service life is short, the unguarded disadvantage in chassis purpose of the utility model is to solve existing in the prior art, and mentions A kind of high-strength vehicle chassis skeleton out.

To achieve the goals above, the utility model adopts the technical scheme that

A kind of high-strength vehicle chassis skeleton, including frame body, the inside of the frame body offers opening, described The inner wall two sides of opening are welded with connecting plate, and the other side of connecting plate is fixed with crossbeam, and the two of crossbeam by nut bolt End is fixedly connected by bolt with the inner wall of the opening, and the two sides of the frame body have been screwed securing plate, The inside of the securing plate offers installation square hole, and the bottom of the frame body is fixed with support frame by nut bolt, institute The inner wall side for stating support frame is fixedly installed A-frame, and the side of support frame as described above is welded with the first buffer spring, described The other end of first buffer spring is welded with bearing plate, and one end of the bearing plate is movably hinged with connecting rod, the connecting rod it is another One end is movably hinged with sliding block, and the sliding block is slidably arranged in the bottom of support frame as described above, and the side of sliding block is solid by screw Surely it is connected with telescopic rod, the telescopic rod is slidably arranged in the bottom side of support frame as described above.

Preferably, the top side of support frame as described above is fixed by snap is connected with multiple groups damping spring, damping spring Top is fixedly connected by buckling with the side of the A-frame.

Preferably, the bottom side of support frame as described above offers guide rail, and the sliding block is slidably connected with guide rail.

Preferably, the bottom side of support frame as described above is provided with the fixing seat of integral structure, and the inside of the fixing seat is opened Equipped with sliding slot, sliding slot is internally provided with buffer rubber gasket, and the internal slide of the telescopic rod and sliding slot connects, and telescopic rod Outer cover is equipped with the second buffer spring, and one end of the second buffer spring is fixedly connected with the side of the fixing seat, the second buffering The other end of spring is fixedly connected with the side of the sliding block.

Preferably, the bottom of support frame as described above has been screwed outer cover, and outer cover is cavity structure, and outer cover is located at described The outside of fixing seat, and one end of outer cover offers loose slot, the connecting rod passes through the outside of loose slot.

Preferably, it is provided with passivation layer on the outside of the frame body, the side of the bearing plate is bonded with by adhesive Bumper, the material of bumper are silica gel.

The beneficial effects of the utility model are:

1, isostructural by passivation layer, securing plate, support frame, crossbeam, A-frame, damping spring in the utility model Setting, frame body can be fixedly clamped by securing plate, and the structures such as A-frame, crossbeam, damping spring have automobile chassis Higher strength and stability, the avoidable skeleton of the passivation layer in outside, which gets rusty, to get wet, and extends the service life of automobile chassis.

2, pass through bearing plate, the first buffer spring, the second buffer spring, connecting rod, sliding block, yielding rubber in the utility model Isostructural setting is padded, when automobile uses the landform of arch bridge shape, if the bearing plate of front side is collided with chassis, the first buffering elastic Spring and the second buffer spring can reduce impact force, and connecting rod and sliding block cooperative movement disperse impact force, can be effectively Chassis is protected, is damaged after avoiding chassis primary collision.

Detailed description of the invention

Fig. 1 be the utility model proposes a kind of high-strength vehicle chassis skeleton positive structure schematic；

Fig. 2 be the utility model proposes frame body structural schematic diagram；

Fig. 3 be the utility model proposes a kind of high-strength vehicle chassis skeleton label A at enlarged drawing.

In figure: 1 frame body, 2 support frames, 3 passivation layers, 4 securing plates, 5 installation square holes, 6 first buffer springs, 7 load-bearing Plate, 8 bumpers, 9 connecting rods, 10 loose slots, 11 sliding blocks, 12 outer covers, 13 second buffer springs, 14 telescopic rods, 15 fixing seats, 16 subtract Shake spring, 17 A-frames, 18 openings, 19 crossbeams, 20 connecting plates, 21 buffer rubber gaskets, 22 sliding slots.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.

Referring to Fig.1-3, it opens the inside of a kind of high-strength vehicle chassis skeleton, including frame body 1, the frame body 1 Equipped with opening 18, the 18 inner wall two sides of being open are welded with connecting plate 20, and the other side of connecting plate 20 is fixed by nut bolt There is crossbeam 19, and the both ends of crossbeam 19 are fixedly connected by bolt with the inner wall of opening 18, the two sides of frame body 1 pass through spiral shell Silk is fixed with securing plate 4, and the inside of securing plate 4 offers installation square hole 5, and the bottom of frame body 1 is fixed by nut bolt There is support frame 2, the inner wall side of support frame 2 is fixedly installed A-frame 17, and the side of support frame 2 is welded with the first buffering elastic Spring 6, the other end of the first buffer spring 6 are welded with bearing plate 7, and one end of bearing plate 7 is movably hinged with connecting rod 9, connecting rod 9 it is another One end is movably hinged with sliding block 11, and sliding block 11 is slidably arranged in the bottom of support frame 2, and the side of sliding block 11 is fixed by screw It is connected with telescopic rod 14, telescopic rod 14 is slidably arranged in the bottom side of support frame 2, passes through passivation layer 3, securing plate 4, support frame 2, crossbeam 19, A-frame 17, the isostructural setting of damping spring, frame body can be fixedly clamped by securing plate, and triangle branch The structures such as frame 17, crossbeam 19, damping spring 16 make automobile chassis strength and stability with higher, and the passivation layer 3 in outside can It avoids skeleton from getting rusty to get wet, extends the service life of automobile chassis, the top side of support frame 2 is fixed by snap to be connected with Multiple groups damping spring 16 is provided with passivation layer 3 on the outside of frame body 1, and the side of bearing plate 7 is bonded with bumper by adhesive 8, the material of bumper 8 is silica gel, and the top of damping spring 16 is fixedly connected with the side of A-frame 17 by buckling, is supported The bottom side of frame 2 offers guide rail, passes through bearing plate 7, the first buffer spring 6, the second buffer spring 13, connecting rod 9, sliding block 11, the isostructural setting of buffer rubber gasket 21, when automobile uses the landform of arch bridge shape, if the bearing plate 7 of front side and chassis Collision, the first buffer spring 6 and the second buffer spring 13 can reduce impact force, and connecting rod 9 and 11 cooperative movement of sliding block will impact Power is dispersed, and can effectively be protected chassis, is damaged after avoiding chassis primary collision, and sliding block 11 and guide rail sliding connect It connects, the bottom side of support frame 2 is provided with the fixing seat 15 of integral structure, and the inside of fixing seat 15 offers sliding slot 22, sliding slot 22 are internally provided with buffer rubber gasket 21, and telescopic rod 14 is connect with the internal slide of sliding slot 22, and the outer cover of telescopic rod 14 Equipped with the second buffer spring 13, one end of the second buffer spring 13 is fixedly connected with the side of fixing seat 15, the second buffer spring 13 other end is fixedly connected with the side of sliding block 11, and the bottom of support frame 2 has been screwed outer cover 12, and outer cover 12 is sky Cavity configuration, outer cover 12 is located at the outside of fixing seat 15, and one end of outer cover 12 offers loose slot 10, and connecting rod 9 passes through loose slot 10 outside.

Embodiment one, during installation, two sides secure securing plate 4 to frame body 1, and the two sides of frame body 1 are clamped, Stationarity is improved, and fixed plate 4 can be fixedly connected by installing square hole 5 with automobile chassis, while in design, be additionally used The design of crossbeam 19 keeps the structure of frame body 1 more stable, on the outside be coated with passivation layer 3 make frame body 1 it is waterproof and Prevent aging of getting rusty, long service life.

Embodiment two has been additionally arranged at the bottom of support frame 2 in frame body 1, by the design of A-frame 17, has made skeleton sheet The bottom compressive resistance and anticollision power of body 1 are promoted, while when automobile chassis walking is to arch-shaped place, and chassis is at this time vulnerable to hitting It hitting, when the front side bearing plate 7 on chassis is by collision on the ground, bumper 8 is made of silica gel, to being protected on the outside of mechanism, First buffer spring, 6 forced compression simultaneously, impact force is reduced, and when bearing plate 7 moves obliquely upward, one end of connecting rod 9 by To thrust, so that the other end of connecting rod 9 is had thrust to the right, push sliding block 11 to slide on guide rail, at this time the second buffer spring 13 stress slow down impact force, when telescopic rod 14 slide into sliding slot 22 end when, buffer rubber gasket 21 further to impact force into Row slows down, and effectively protects chassis.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (6)

1. a kind of high-strength vehicle chassis skeleton, including frame body (1), which is characterized in that the inside of the frame body (1) It offers opening (18), the inner wall two sides of the opening (18) are welded with connecting plate (20), and the other side of connecting plate (20) is logical It crosses nut bolt to be fixed with crossbeam (19), and the fixed company of inner wall that the both ends of crossbeam (19) pass through bolt and the opening (18) It connects, the two sides of the frame body (1) have been screwed securing plate (4), and the inside of the securing plate (4) offers peace Fill square hole (5), the bottom of the frame body (1) is fixed with support frame (2) by nut bolt, support frame as described above (2) it is interior Wall side is fixedly installed A-frame (17), and the side of support frame as described above (2) is welded with the first buffer spring (6), and described The other end of one buffer spring (6) is welded with bearing plate (7), and one end of the bearing plate (7) is movably hinged with connecting rod (9), institute The other end for stating connecting rod (9) is movably hinged with sliding block (11), and the sliding block (11) is slidably arranged in the bottom of support frame as described above (2) Portion, and the side of sliding block (11) is fixedly connected with telescopic rod (14) by screw, the telescopic rod (14) is slidably arranged in described The bottom side of support frame (2).

2. a kind of high-strength vehicle chassis skeleton according to claim 1, which is characterized in that the top of support frame as described above (2) Portion side is fixed by snap to be connected with multiple groups damping spring (16), and the top of damping spring (16) passes through buckle and the triangle The side of bracket (17) is fixedly connected.

3. a kind of high-strength vehicle chassis skeleton according to claim 1, which is characterized in that the bottom of support frame as described above (2) Portion side offers guide rail, and the sliding block (11) is slidably connected with guide rail.

4. a kind of high-strength vehicle chassis skeleton according to claim 1, which is characterized in that the bottom of support frame as described above (2) Portion side is provided with the fixing seat (15) of integral structure, and the inside of the fixing seat (15) offers sliding slot (22), sliding slot (22) Be internally provided with buffer rubber gasket (21), the telescopic rod (14) connect with the internal slide of sliding slot (22), and telescopic rod (14) outer cover is equipped with the second buffer spring (13), one end of the second buffer spring (13) and the side of the fixing seat (15) It is fixedly connected, the other end of the second buffer spring (13) is fixedly connected with the side of the sliding block (11).

5. a kind of high-strength vehicle chassis skeleton according to claim 4, which is characterized in that the bottom of support frame as described above (2) Portion has been screwed outer cover (12), and outer cover (12) is cavity structure, and outer cover (12) is located at the outside of the fixing seat (15), And one end of outer cover (12) offers loose slot (10), the connecting rod (9) passes through the outside of loose slot (10).

6. a kind of high-strength vehicle chassis skeleton according to claim 1, which is characterized in that the frame body (1) is outside Side is provided with passivation layer (3), and the side of the bearing plate (7) is bonded with bumper (8) by adhesive, the material of bumper (8) Matter is silica gel.