CN217099889U - Automobile front end anti-collision protection assembly - Google Patents

Abstract

The utility model provides a car front end anticollision protection subassembly, includes crossbearer, side fender frame and crossbearer down, it is connected with the side fender frame perpendicularly to go up the crossbearer bottom surface, side fender frame parallel arrangement has two, two be connected with down the crossbearer between the side fender frame, just be close to two side fender frames and all be connected with the slide bar, two between crossbearer and the last crossbearer sliding connection has the protection machanism of expansion between the slide bar, the protection machanism top surface is connected in last crossbearer bottom surface, it is provided with the card and pushes away the mechanism to go up inside running through of crossbearer, the laminating of card pushing away the mechanism sets up in the protection machanism outer wall. The utility model discloses when the car bumps, promote protection machanism and expand along the slide bar through making the card push away the mechanism, will go up the space seal that forms between crossbearer, lower crossbearer and the side fender frame and separate the fender, play the cushioning effect to the structure that bumps and remove to inside effectively preventing to enter into the car because of piece and the dust that the collision produced, improved car inner structure's security.

Description

Automobile front end anti-collision protection assembly

Technical Field

The utility model belongs to the technical field of the vapour car skeleton, in particular to car front end anticollision protection subassembly.

Background

The front end of car has mainly played collision protection's effect, in order to guarantee the light and the air permeability of structure, the skeleton texture of framework can be adopted generally, but this kind of front end is when bumping, the hollow structure of framework can be passed to the structure that takes place to warp because of the collision to continue to move and go deep into inside the car, and cause the damage to other structures, inside piece and the dust that produces simultaneously also can further enter into the automobile body, bring the injury easily to car equipment and personnel, danger after having increased the car collision.

SUMMERY OF THE UTILITY MODEL

The utility model provides a car front end anticollision protection subassembly to the not enough of prior art existence, concrete technical scheme as follows:

the utility model provides a car front end anticollision protection subassembly, includes crossbearer, side fender frame and crossbearer down, it is connected with the side fender frame perpendicularly to go up the crossbearer bottom surface, side fender frame parallel arrangement has two, two be connected with down the crossbearer between the side fender frame, just be close to two side fender frames and all be connected with the slide bar, two between crossbearer and the last crossbearer sliding connection has the protection machanism of expansion between the slide bar, the protection machanism top surface is connected in last crossbearer bottom surface, it is provided with card pushing mechanism to go up inside running through of crossbearer, the laminating of card pushing mechanism sets up in the protection machanism outer wall, protection machanism accessible card pushing mechanism joint location and promotion expansion.

Further, protection machanism is including receiving reel, connecting rod, separating fender cloth, fixed block, the lantern ring and sleeve, it has the connecting rod to run through the grafting to receive the inside of reel, the connecting rod outer wall has cup jointed the sleeve in that the reel is inside, the coiling of sleeve outer wall has separated fender cloth, the export has been seted up to the reel top surface, it has the fixed block to run through exit linkage to separate fender cloth one side, the fixed block is connected in last crossbearer bottom surface, the connecting rod both ends are connected with the lantern ring respectively, the lantern ring moves and cup joints in the slide bar outer wall, the connecting rod comes the location fixed through the joint structure of card pushing mechanism, the receipts reel promotes and removes through the structure that bulldozes of card pushing mechanism.

Further, the card pushes away the mechanism and includes ejector pad, first push pedal, first spring, picture peg and second push pedal, go up the inside first slot of having seted up of crossbearer, first slot bottom is link up and has been seted up the second slot, the ejector pad is pegged graft inside first slot, and one side stretches into inside the second slot, first push pedal is established and is set up inside the second slot, and one side stretches into in first slot and the ejector pad laminating, be connected with first spring between first push pedal bottom surface and the inside bottom surface of second slot, first push pedal bilateral symmetry is connected with the picture peg, the picture peg bottom surface is run through last crossbearer and is connected with the second push pedal, the second push pedal laminating is in the winding section of thick bamboo outer wall.

Furthermore, the bottom surface of the push block is provided with a groove, the inner wall of the groove is of an inclined plane structure, and the top surface of the plug board is of a straight angle guiding structure and is attached to the inclined plane of the groove.

Further, the second push plate is of a circular arc structure, and the circular arc angle is smaller than 90 degrees.

Further, card pushing mechanism still includes turns over board and limiting plate, turn over the board and rotate through the torsional spring and connect inside first push pedal, turn over the board and be provided with two about the vertical central line symmetry of first push pedal, link up between second slot and the last frame bottom and seted up two through-holes, two it is connected with the limiting plate to turn over the board bottom and run through the through-hole respectively, the limiting plate is the half-circular arc structure, two the limiting plate symmetry sets up and forms ring shape structure and be used for spacing to the joint of connecting rod, it is fixed with the dog to go up the frame bottom, the dog sets up between two turns over the board, and turns over the removal upset that the board was used for turning over in the laminating of board lateral wall.

Furthermore, the stop block is of an isosceles trapezoid structure, and one side of the turning plate, which is close to the stop block, is of an inclined surface structure which is attached to the trapezoid inclined surface of the stop block.

Furthermore, the side wall of the sliding rod is sleeved with a second spring, the top end of the second spring is connected with the bottom surface of the upper cross frame, and the bottom end of the second spring is attached to the top surface of the lantern ring and used for pushing the lantern ring to move.

The utility model has the advantages that:

1. when an automobile collides, the clamping and pushing mechanism pushes the protection mechanism to expand along the slide rod, so that a space formed among the upper transverse frame, the lower transverse frame and the side blocking frame is sealed and blocked, a structure which moves due to collision is buffered, scraps and dust generated by collision are effectively prevented from entering the interior of the automobile, and the safety of the interior structure of the automobile is improved;

2. the protection mechanism adopting the unfolding type occupies small space, and can ensure the normal circulation of air at the front end of the automobile in a storage state.

Drawings

Fig. 1 shows a schematic view of the overall structure of an automobile front-end anti-collision protection assembly of the present invention;

fig. 2 shows a schematic diagram of a partially enlarged structure at a position a of the present invention;

fig. 3 is a cross-sectional view of the connection structure of the card pushing mechanism and the protection mechanism inside the upper cross frame;

fig. 4 is a schematic structural view illustrating the connection between the clamping structure and the pushing structure of the clamping and pushing mechanism of the present invention;

figure 5 shows a schematic view of the overall deployment protection structure of the present invention;

fig. 6 shows a schematic structural view of the expansion of the limiting plate of the present invention;

fig. 7 is a schematic view illustrating a connection structure of the first pushing plate and the clamping structure and the pushing structure of the present invention;

shown in the figure: 1. an upper transverse frame; 11. a first slot; 12. a second slot; 13. a through hole; 14. a stopper; 2. a card pushing mechanism; 21. a push block; 211. a clamping block; 212. a groove; 22. a first push plate; 23. a first spring; 24. inserting plates; 25. a second push plate; 26. turning over a plate; 27. a limiting plate; 3. a protection mechanism; 31. winding the roll; 311. an outlet; 32. a connecting rod; 33. a barrier cloth; 34. a fixed block; 35. a collar; 36. a sleeve; 4. a second spring; 5. a slide bar; 6. a side baffle frame; 7. a lower cross frame.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1

An automobile front-end anti-collision protection assembly comprises an upper transverse frame 1, two side baffle frames 6 and a lower transverse frame 7, wherein the bottom surface of the upper transverse frame 1 is vertically connected with the side baffle frames 6, the two side baffle frames 6 are arranged in parallel, the lower transverse frame 7 is connected between the two side baffle frames 6, slide bars 5 are connected between the lower transverse frame 7 and the upper transverse frame 1 and close to the two side baffle frames 6, an expanded protection mechanism 3 is connected between the two slide bars 5 in a sliding manner, the top surface of the protection mechanism 3 is connected to the bottom surface of the upper transverse frame 1, a clamping and pushing mechanism 2 penetrates through the upper transverse frame 1, the clamping and pushing mechanism 2 is attached to the outer wall of the protection mechanism 3, and the protection mechanism 3 can be clamped, positioned and pushed to expand through the clamping and pushing mechanism 2;

when an automobile collides, the clamping and pushing mechanism pushes the protection mechanism to expand along the slide rod, so that a space formed among the upper transverse frame, the lower transverse frame and the side blocking frame is sealed and blocked, a structure which moves due to collision is buffered, debris and dust generated by collision are effectively prevented from entering the interior of the automobile, and the safety of the interior structure of the automobile is improved;

the protection mechanism adopting the unfolding type occupies small space, and can ensure the normal circulation of air at the front end of the automobile in a storage state.

Example 2

In order to improve the stability of the protection mechanism during fixing and the efficiency of the protection mechanism during unfolding, the clamping and pushing mechanism simultaneously adopts a clamping structure and a pushing structure to control the state of the protection mechanism;

as shown in fig. 1, 2 and 3, the protection mechanism 3 includes a winding drum 31, a connecting rod 32, a blocking cloth 33, a fixing block 34, a collar 35 and a sleeve 36, the connecting rod 32 is inserted into the winding drum 31, the sleeve 36 is sleeved on the outer wall of the connecting rod 32 inside the winding drum 31, the blocking cloth 33 is wound on the outer wall of the sleeve 36, an outlet 311 is formed on the top surface of the winding drum 31, the fixing block 34 is connected to one side of the blocking cloth 33 through the outlet 311, the fixing block 34 is connected to the bottom surface of the upper cross frame 1, two ends of the connecting rod 32 are respectively connected to the collar 35, the collar 35 is movably sleeved on the outer wall of the sliding rod 5, the connecting rod 32 is positioned and fixed by the engaging structure of the clamping and pushing mechanism 2, and the winding drum 31 is pushed by the pushing structure of the clamping and pushing mechanism 2 to move;

the sleeve ring slides on the sliding rod, so that the winding drum moves more flexibly, and the spreading and protecting efficiency of the blocking cloth is improved;

when the automobile is not collided, the connecting rod is positioned and fixed by the clamping and pushing mechanism, so that the stability of the structure is ensured; when the automobile collides, the winding drum is pushed by the clamping and pushing mechanism, so that the winding drum moves more quickly, and the spreading efficiency of the blocking cloth is further improved.

As shown in fig. 3, the card pushing mechanism 2 includes a pushing block 21, a first pushing plate 22, a first spring 23, an inserting plate 24 and a second pushing plate 25, the upper cross frame 1 is provided with a first slot 11 therein, the bottom of the first slot 11 is penetrated and provided with a second slot 12, the pushing block 21 is inserted into the first slot 11, one side of the pushing block extends into the second slot 12, the first pushing plate 22 is arranged inside the second slot 12, and one side of the pushing block extends into the first slot 11 and is attached to the pushing block 21, the first spring 23 is connected between the bottom surface of the first pushing plate 22 and the bottom surface inside the second slot 12, the two sides of the first pushing plate 22 are symmetrically connected with the inserting plate 24, the bottom surface of the inserting plate 24 penetrates through the upper cross frame 1 and is connected with the second pushing plate 25, and the second pushing plate 25 is attached to the outer wall of the winding drum 31;

inside entering into last horizontal shelf through promoting the ejector pad when bumping, utilize the ejector pad to promote first push pedal downstream for the picture peg drives second push pedal downstream, thereby promotes the winding drum through the second push pedal and moves down easy operation rapidly.

The bottom surface of the push block 21 is provided with a groove 212, the inner wall of the groove 212 is of an inclined plane structure, and the top surface of the inserting plate 24 is of a straight angle guiding structure and is attached to the inclined plane of the groove 212;

the first push plate and the inserting plate are pushed by moving in the first slot of the push block, and the straight angle guiding structure of the inserting plate is attached to the inclined plane of the push block, so that the push block is pushed more smoothly in the horizontal direction, and the first push plate and the inserting plate can be pushed downwards stably to move.

The second push plate 25 is of an arc-shaped structure, and the arc angle is smaller than 90 degrees; the second push plate with the arc shape and the arc angle can be larger in fit area with the winding drum, so that the stability of downwards pushing the winding drum can be improved.

As shown in fig. 4, the clamping and pushing mechanism 2 further includes two turning plates 26 and two limiting plates 27, the turning plates 26 are rotatably connected inside the first push plate 22 through torsion springs, the two turning plates 26 are symmetrically arranged about a vertical central line of the first push plate 22, two through holes 13 are formed between the second slot 12 and the bottom surface of the upper cross frame 1 in a penetrating manner, the bottom ends of the two turning plates 26 are respectively connected with the limiting plates 27 through the through holes 13, the limiting plates 27 are of a semi-circular arc structure, the two limiting plates 27 are symmetrically arranged to form a circular ring structure for clamping and limiting the connecting rod 32, the bottom surface of the upper cross frame 1 is fixedly provided with the stopper 14, the stopper 14 is arranged between the two turning plates 26 and is attached to the side walls of the turning plates 26 for moving and turning the turning plates 26;

in the process that first push pedal moves down, will two turn over the board and strut under the restriction of dog to make two limiting plate separation, remove the restriction to the connecting rod, thereby guarantee the removal of coiling section of thick bamboo.

The stop block 14 is in an isosceles trapezoid structure, and one side of the turning plate 26, which is close to the stop block 14, is in an inclined plane structure attached to the trapezoid inclined plane of the stop block 14; the two turning plates are gradually unfolded through the inclined planes of the isosceles trapezoid structures, so that the turning stability of the two turning plates is ensured.

As shown in fig. 3, a second spring 4 is sleeved on the side wall of the sliding rod 5, the top end of the second spring 4 is connected with the bottom surface of the upper cross frame 1, and the bottom end of the second spring is attached to the top surface of the lantern ring 35 for pushing the lantern ring 35 to move;

after the connecting rod is clamped into the circular ring formed by the limiting plate, the lantern ring can push the second spring to compress, and after the limiting plate relieves the limitation on the connecting rod, the compressed second spring can push the lantern ring to move, so that the winding drum is promoted to move downwards to unfold the barrier cloth.

When the utility model is implemented, the utility model,

firstly, moving the winding drum 31 upwards according to the diagram of fig. 1-4, so that the blocking cloth 33 is wound on the sleeve 36 in the winding drum 31, the winding drum 31 moves upwards to be close to the fixing block 34, the connecting rod 32 is clamped in a circular ring formed between the two limiting plates 27 at the moment, the position of the winding drum 31 is limited and fixed, the lantern ring 35 slides on the sliding rod 5 to compress the second spring 4, the whole protection mechanism 3 is ensured to be in a storage state, the inside of a frame-shaped structure formed by the upper transverse frame 1, the lower transverse frame 7 and the side blocking frame 6 is kept hollow, the normal circulation of air is ensured, the push block 21 extends out of the upper transverse frame 1 at the moment and is limited in the upper transverse frame 1 by the clamping block 211;

then, according to fig. 3-6, when the automobile collides, the pushing block 21 is pushed to enter the first slot 11 of the upper cross frame 1, the groove 212 on the bottom surface of the pushing block 21 is attached to the inclined surface of the right guide angle on the inserting plate 24 by the inclined surface, and along with the movement of the pushing block 21, the pushing block 21 pushes the inserting plate 24 and the first pushing plate 22 to move downward, and moves downward from the first slot 11 to the second slot 12, and compresses the first spring 23, and along with the movement of the first pushing plate 22, the isosceles trapezoid stopper 14 can prop open and turn over the two turning plates 26, the two turning plates 26 turn over around opposite directions in the first pushing plate 22, and increase the torsion of the torsion spring on the turning plates 26, so that the semi-circular limiting plates 27 connected to the bottom ends of the two turning plates 26 are separated, the limitation on the connecting rod 32 is removed, and at the same time, the first pushing plate 22 drives the inserting plate 24 downward, so that the second pushing plate 25 pushes the winding drum 31 to move downward, the second spring 4 compressed on the sliding rod 5 also pushes the sleeve ring 35 to move downwards by using the elastic force, so that the downward movement speed of the winding drum 31 is accelerated;

along with the winding drum 31 moves to the top surface of the lower transverse frame 7 rapidly, the winding blocking cloth 33 is enabled to be unfolded rapidly, the winding blocking cloth is blocked in a frame-shaped structure formed by the transverse frame, the lower transverse frame 7 and the side blocking frame 6, the structure which deforms and moves due to collision is buffered, the fragments and dust generated due to collision are effectively prevented from entering the interior of the automobile, the safety of the interior structure of the automobile is improved, the blocking cloth 33 is made of fireproof materials, and the protection effect on the safety of the automobile is further improved.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, but rather, the appended claims are intended to cover all such modifications, equivalents, and improvements as fall within the true spirit and scope of the invention.

Claims (8)

1. The utility model provides a car front end collision avoidance subassembly which characterized in that: including last crossbearer (1), side fender frame (6) and crossbearer (7) down, it is connected with side fender frame (6) perpendicularly to go up crossbearer (1) bottom surface, side fender frame (6) parallel arrangement has two, two be connected with down crossbearer (7) between side fender frame (6), just be close to between crossbearer (7) and the last crossbearer (1) and all be connected with slide bar (5), two sliding connection has protection machanism (3) of expansion between slide bar (5), protection machanism (3) top surface is connected in last crossbearer (1) bottom surface, it pushes away mechanism (2) to go up inside the running through of crossbearer (1), the laminating of card pushes away mechanism (2) and sets up in protection machanism (3) outer wall, protection machanism (3) accessible card pushes away mechanism (2) joint location and promotes the expansion.

2. The front-end crash protection assembly as recited in claim 1, wherein: the protection mechanism (3) comprises a winding drum (31), a connecting rod (32), a piece of blocking cloth (33), a fixed block (34), a lantern ring (35) and a sleeve (36), a connecting rod (32) penetrates through and is inserted into the winding drum (31), a sleeve (36) is sleeved inside the winding drum (31) on the outer wall of the connecting rod (32), the outer wall of the sleeve (36) is wound with a barrier cloth (33), the top surface of the winding drum (31) is provided with an outlet (311), one side of the blocking cloth (33) penetrates through the outlet (311) and is connected with a fixed block (34), the fixed block (34) is connected with the bottom surface of the upper transverse frame (1), two ends of the connecting rod (32) are respectively connected with a lantern ring (35), the lantern ring (35) is movably sleeved on the outer wall of the sliding rod (5), the connecting rod (32) is positioned and fixed through a clamping structure of the clamping and pushing mechanism (2), the take-up drum (31) is pushed by a pushing structure of the card pushing mechanism (2) to move.

3. The front-end crash protection assembly of a vehicle as set forth in claim 2, wherein: the card pushing mechanism (2) comprises a pushing block (21), a first pushing plate (22), a first spring (23), an inserting plate (24) and a second pushing plate (25), a first slot (11) is formed inside the upper cross frame (1), a second slot (12) is formed by penetrating the bottom of the first slot (11), the pushing block (21) is inserted into the first slot (11), one side of the pushing block extends into the second slot (12), the first pushing plate (22) is arranged inside the second slot (12), one side of the pushing block extends into the first slot (11) and is attached to the pushing block (21), the first spring (23) is connected between the bottom surface of the first pushing plate (22) and the bottom surface of the second slot (12), the inserting plate (24) is symmetrically connected with the inserting plate (24), the bottom surface of the inserting plate (24) penetrates through the upper cross frame (1) and is connected with the second pushing plate (25), the second push plate (25) is attached to the outer wall of the winding drum (31).

4. The front-end crash protection assembly of claim 3, wherein: the bottom surface of the push block (21) is provided with a groove (212), the inner wall of the groove (212) is of an inclined plane structure, and the top surface of the inserting plate (24) is of a straight angle guiding structure and is attached to the inclined plane of the groove (212).

5. The front-end crash protection assembly of claim 3, wherein: the second push plate (25) is of a circular arc structure, and the circular arc angle is smaller than 90 degrees.

6. The front-end crash protection assembly of claim 3, wherein: the clamping and pushing mechanism (2) also comprises a turning plate (26) and a limit plate (27), the turning plates (26) are rotationally connected inside the first push plate (22) through torsion springs, two turning plates (26) are symmetrically arranged on the vertical center line of the first push plate (22), two through holes (13) are arranged between the second slot (12) and the bottom surface of the upper transverse frame (1) in a penetrating way, the bottom ends of the two turning plates (26) are respectively connected with a limiting plate (27) through the through holes (13), the two limit plates (27) are symmetrically arranged to form a circular ring structure for limiting the clamping of the connecting rod (32), a stop block (14) is fixed on the bottom surface of the upper transverse frame (1), the stop block (14) is arranged between the two turning plates (26), and is jointed with the side wall of the turning plate (26) for moving and turning the turning plate (26).

7. The front-end crash protection assembly of claim 6, wherein: the stop block (14) is of an isosceles trapezoid structure, and one side, close to the stop block (14), of the turning plate (26) is of an inclined plane structure attached to the trapezoid inclined plane of the stop block (14).

8. The front-end crash protection assembly of a vehicle as set forth in claim 2, wherein: the side wall of the sliding rod (5) is sleeved with a second spring (4), the top end of the second spring (4) is connected with the bottom surface of the upper transverse frame (1), and the bottom end of the second spring is attached to the top surface of the lantern ring (35) and used for pushing the lantern ring (35) to move.

Images