CN210592161U - Windscreen wiper cover plate - Google Patents

Abstract

The utility model provides a windscreen wiper apron belongs to car technical field. It has solved the not good class of technical problem of protective properties of current windscreen wiper apron to pedestrian's head. The wiper cover plate comprises a cover plate body, wherein a water baffle for retaining water is arranged on the cover plate body, the water baffle comprises an inner plate erected on the cover plate body and an outer plate pasted on the inner plate, the inner plate is made of hard rubber materials, and the outer plate is made of soft rubber materials. The utility model discloses the injury of head of pedestrian in the windscreen wiper apron is collided to people's car has been reduced.

Description

Windscreen wiper cover plate

Technical Field

The utility model belongs to the technical field of the car, concretely relates to windscreen wiper apron.

Background

With the rapid development of the automobile industry, the occurrence frequency of automobile traffic accidents increases year by year, and the protection of pedestrians outside the automobile becomes the key and priority direction of the safety work in the current automobile field. In a human-vehicle collision accident, the head of a pedestrian is easy to impact on the engine hood, so that the structure of the engine hood and the adjacent area of the engine hood is important for protecting the head of the pedestrian.

The wiper cover plate is an automobile part arranged between a front windshield and the rear part of an engine hood, and the wiper cover plate can cause injury to the head of a pedestrian in collision of the pedestrian and the automobile. Chinese patent document (application number: CN201721542881.5) provides a wiper cover plate, which comprises a cover plate main body, wherein fixed cover plates fixedly connected with a metal plate of a vehicle body are arranged at the left end and the right end of the cover plate main body, the fixed cover plates are detachably connected with the cover plate main body, a split type wiper cover plate is adopted, separation is easy to occur in the collision of people and vehicles, larger collapse amount is generated, and the pedestrian protection performance of the wiper cover plate is improved. However, be equipped with boss (be the breakwater) along length direction in this technical scheme's the apron main part, this boss and the integrative injection moulding of apron main part, for satisfying installation rigidity demand, the material of apron main part and boss all generally adopts ebonite material, the structure that leads to the boss is stronger, the injury to pedestrian's head is very big, receive integrative injection moulding technology simultaneously and influence, the position of boss is higher, make the space between boss department on engine bonnet planking and the apron body less, it is little to lead to this regional energy-absorbing space that contracts, be unfavorable for improving pedestrian's head's protective properties.

Disclosure of Invention

The utility model discloses to the above-mentioned problem that prior art exists, provide a windscreen wiper apron, the utility model aims to solve the technical problem that: how to reduce the injury of the wiper cover plate to the head of a pedestrian in the collision of the pedestrian and the vehicle.

The purpose of the utility model can be realized by the following technical proposal:

the wiper cover plate comprises a cover plate body, wherein a water baffle for retaining water is arranged on the cover plate body, the water baffle comprises an inner plate erected on the cover plate body and an outer plate pasted on the inner plate, the inner plate is made of a hard rubber material, and the outer plate is made of a soft rubber material.

The breakwater includes the setting of inner panel and planking, can guarantee its installation rigidity through erectting the ebonite inner panel on the apron body, can improve its collapse volume when receiving the collision through pasting the flexible glue planking that covers on the inner panel again, when pedestrian's head striking engine bonnet promptly, the engine bonnet pushes down the striking breakwater, the breakwater receives from engine bonnet towards the collision of apron body when, the planking can produce great collapse volume to reduce the injury to pedestrian's head. Compare the structure that the breakwater was the ebonite material among prior art, the planking of this patent is equivalent to the hard point softening of engine hood lower part, can be in head striking in-process slow energy-absorbing, crumple the energy-absorbing space between the breakwater department on increase engine hood planking and the apron body to reduce the injury of windscreen wiper apron pedestrian head in the human car collision.

In the wiper cover plate, the cover plate body, the inner plate and the outer plate are all in a long strip shape, and the inner plate and the outer plate are arranged along the length direction of the cover plate body. When can ensure that pedestrian's head strikes any one point position of engine bonnet, all can cushion through the crumple energy-absorbing of planking, further increase the energy-absorbing space that crumples between the fender department on engine bonnet planking and the apron body to reduce the injury of windscreen wiper apron pedestrian's head in the people car collision.

In the above wiper cover plate, the bottom of the outer plate has a groove arranged along the length direction, and the inner plate is embedded in the groove. The lower extreme inboard of planking is located to the inner panel inlays promptly, is favorable to increasing the area of contact of planking and inner panel, and the structural design of planking and inner panel is simple reasonable simultaneously, the die design and the preparation of being convenient for.

In the above wiper cover plate, the ratio of the height of the inner plate to the height of the outer plate is 1:3 to 1: 8. The height of the outer panel is greater than the height of the inner panel, and the higher the height of the outer panel is within the mountable range, the more advantageous the crush amount of the outer panel when it is impacted is increased. Preferably, according to the structural design of the engine hood and the cover plate body of the existing automobile, the height of the inner plate is 10mm, and the height of the outer plate is 68.3 mm.

In the wiper cover plate, the wall thickness of the water baffle is gradually thinned from bottom to top. The upper end wall thickness of planking is the thickening towards the lower end gradually promptly, is favorable to the increase planking to receive the collapse volume when colliding to reduce the injury to the pedestrian, still can ensure the installation steadiness of baffle on the apron body simultaneously. Preferably, the outer plate comprises an upper section, a middle section and a lower section which are sequentially connected from top to bottom, the inner plate is arranged in the lower section, the wall thicknesses of the upper section, the middle section and the lower section are sequentially 3.2mm, 4.3mm and 5.3mm, and the wall thickness of the inner plate is 2.0 mm.

In the above wiper cover plate, the inner plate is made of PP + EPDM + TD20, and the outer plate is made of TPV. The inner plate and the outer plate are made of materials which are convenient for injection molding and are beneficial to low-cost preparation.

In the wiper cover plate, the inner plate and the outer plate are integrally molded by double-shot molding. The manufacturing cost of the water baffle is reduced, and the connection stability of the inner plate and the outer plate can be guaranteed, so that the installation rigidity of the water baffle is guaranteed.

Compared with the prior art, the utility model has the advantages of it is following: the breakwater includes the setting of inner panel and planking, can guarantee its installation rigidity through erectting the ebonite inner panel on the apron body, can improve its collapse volume when receiving the collision through pasting the flexible glue planking that covers on the inner panel again, reduces the injury to pedestrian's head.

Drawings

Fig. 1 is a schematic view of the overall structure of the present embodiment.

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

Fig. 3 is a sectional view of the present embodiment.

In the figure, 1, a cover plate body; 2. a water baffle; 21. an inner plate; 22. an outer plate; 221. a notch; 3. a wiper shaft mounting hole; 4. corner decorations; 5. an air intake grille; 6. a brake fluid cover plate; 7. a coolant cover plate; 8; a washing liquid filling port; 9. beautifying a plate mounting hole; 10. and a vehicle body mounting hole.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 3, the water baffle plate comprises a cover plate body 1 and a water baffle plate 2 arranged on the cover plate body 1 and used for water retaining, wherein the water baffle plate 2 comprises an inner plate 21 erected on the cover plate body 1 and an outer plate 22 pasted on the inner plate 21, the inner plate 21 is made of hard glue material, and the outer plate 22 is made of soft glue material. The breakwater 2 includes the setting of inner panel 21 and planking 22, can guarantee its installation rigidity through erectting the ebonite inner panel 21 on apron body 1, can improve its collapse volume when receiving the collision through pasting the flexible glue planking 22 that covers on inner panel 21 again, when pedestrian's head striking engine bonnet promptly, the engine bonnet pushes down striking breakwater 2, when breakwater 2 received the collision from engine bonnet towards apron body 1, planking 22 can produce great collapse volume to reduce the injury to pedestrian's head. Compare in prior art the structure that water baffle 2 is the ebonite material, the planking 22 of this patent is equivalent to the hard point with engine bonnet lower part and softens, can be in head striking in-process slow energy-absorbing, crumple the energy-absorbing space between the fender 2 punishment on increase engine bonnet planking and the apron body 1 to reduce the injury of this embodiment to pedestrian's head in the people car collision.

Specifically, apron body 1, inner panel 21 and planking 22 all are rectangular form, and inner panel 21, planking 22 all set up along the length direction of apron body 1, are favorable to ensuring that pedestrian's head strikes engine hood when arbitrary some position, all can cushion through the energy-absorbing of bursting of planking 22, further increase engine hood planking and apron body 1 and go up the energy-absorbing space that bursts between 2 punishment of fender, thereby reduce the injury of this embodiment to pedestrian's head in the people car collision.

The bottom of planking 22 has the recess that sets up along length direction, and in the inner panel 21 embedding recess, be favorable to increasing the area of contact of planking 22 and inner panel 21, the structural design of planking 22 and inner panel 21 is simple reasonable simultaneously, the mould design and the preparation of being convenient for.

The height of the inner panel 21 is 10mm, the height of the outer panel 22 is 68.3mm, and the ratio of the height of the inner panel 21 to the height of the outer panel 22 is 1:6.83, and the higher the height of the outer panel 22 is, the more advantageous the amount of collapse of the outer panel 22 at the time of collision can be increased in the mountable range. Planking 22 includes the upper segment, middle section and the hypomere that connect gradually under leading from the top, and inner panel 21 sets up in the hypomere, and the wall thickness of upper segment, middle section and hypomere is 3.2mm, 4.3mm and 5.3mm in proper order, makes the wall thickness of breakwater 2 attenuate gradually from the bottom, is favorable to the collapse volume when increase planking 22 receives the collision to reduce the injury to the pedestrian, still can ensure the installation steadiness of baffle on apron body 1 simultaneously. The wall thickness of the inner plate 21 is 2.0mm, which can ensure the thickness of the groove wall of the groove on the outer plate 22.

The inner plate 21 is made of PP + EPDM + TD20, the outer plate 22 is made of TPV, and the inner plate 21 and the outer plate 22 are molded integrally in a double-color injection mode, so that the manufacturing cost of the water baffle 2 is reduced, and the connection stability of the inner plate 21 and the outer plate 22 can be guaranteed. And, in double-colored injection molding process, can set up breakwater 2 in the position lower relatively, compare in current injection molding process breakwater 2 and set up the higher structure in position, the space between breakwater 2 department on this patent can effectively increase engine bonnet planking and apron body 1 to reduce the injury to pedestrian's head.

The two sides of the cover plate body 1 are provided with corner decorations 4, and the cover plate body 1 is also provided with two bosses for mounting a wiper shaft, an air inlet grille 5, a brake fluid cover plate 6, a coolant cover plate 7 and a washing liquid filling port 8. All offer the windscreen wiper axle mounting hole 3 that is used for connecting the windscreen wiper axle on two bosss, one of them boss is located the one end of breakwater 2, another boss is located between air-inlet grille 5 and the brake fluid apron 6 and is close to the setting of breakwater 2, be equipped with on planking 22 just to this boss dodge breach 221, so that the convenient installation of windscreen wiper axle, thereby simultaneously can ensure that the breakwater 2 of this breach 221 department still is the installation rigidity of double-shot moulding board guarantee this breach 221 department and to pedestrian's safety protection performance. The corner decorations 4 and the bosses on the two sides are both prepared by a double-shot injection molding process, the material at the corresponding mounting point position is TPV, and the other materials are PP + EPDM + TD20, so that the visual aesthetic feeling of the embodiment can be improved. The front end lower part of apron body 1 is equipped with the automobile body mounting hole 10 that is used for connecting the automobile body, and the front end upper portion of apron body 1 is used for connecting beautify the board beautify board mounting hole 9 of board, and the both sides overlap joint of apron body 1 is on the longeron on the wind window, and the rear end of apron body 1 is equipped with joint spare one that is used for with the sealing strip joint of connecting glass and is used for with the joint spare two of wind window entablature joint, and the rear end overlap joint of apron body 1 is on the wind window bottom end rail.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although more 1, a cover body is used herein; 2. a water baffle; 21. an inner plate; 22. an outer plate; 221. a notch; 3. a wiper shaft mounting hole; 4. corner decorations; 5. an air intake grille; 6. a brake fluid cover plate; 7. a coolant cover plate; 8; a washing liquid filling port; 9. beautifying a plate mounting hole; 10. vehicle body mounting holes, etc., but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims (7)

1. The utility model provides a windscreen wiper apron, includes apron body (1), be equipped with breakwater (2) that are used for the manger plate on apron body (1), its characterized in that, breakwater (2) are including erectting inner panel (21) on apron body (1) and pasting planking (22) that cover on inner panel (21), inner panel (21) are made by the ebonite material, planking (22) are made by the flexible glue material.

2. The windscreen wiper cover plate according to claim 1, wherein said cover plate body (1), inner plate (21) and outer plate (22) are all elongated, and said inner plate (21) and outer plate (22) are all disposed along the length direction of the cover plate body (1).

3. The wiper cover plate according to claim 2, characterized in that the bottom of the outer plate (22) has a groove provided in the length direction, into which the inner plate (21) is fitted.

4. The wiper cover according to claim 3, characterized in that the ratio of the height of the inner plate (21) to the height of the outer plate (22) is 1:3-1: 8.

5. The wiper cover plate according to claim 1, characterized in that the wall thickness of the water deflector (2) is gradually reduced from bottom to top.

6. The wiper cover according to any one of claims 1 to 5, characterized in that the inner plate (21) is made of PP + EPDM + TD20 and the outer plate (22) is made of TPV.

7. The wiper cover plate according to claim 6, characterized in that the inner plate (21) and the outer plate (22) are two-shot molded in one piece.

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