CN210391051U

CN210391051U - Airbag mounting structure on automobile A column

Info

Publication number: CN210391051U
Application number: CN201920707322.8U
Authority: CN
Inventors: 皮埃尔.布雷; 常小玉
Original assignee: Mecaplast Auto Parts Shanghai Co ltd
Current assignee: Mecaplast Auto Parts Shanghai Co ltd
Priority date: 2019-05-17
Filing date: 2019-05-17
Publication date: 2020-04-24
Anticipated expiration: 2029-05-17

Abstract

The utility model provides an gasbag mounting structure on car A post, including the plaque body, locate the inboard boss of plaque body, be fixed in gasbag fixed band on the boss, the gasbag fixed band links to each other with the air pocket, and the boss top is equipped with the vertical backup pad of placing, is equipped with the metal clip in the backup pad, the metal clip comprises the first connection piece that the top links to each other and second connection piece, the backup pad is pressed from both sides and is located between first connection piece and the second connection piece, is equipped with the embedding on first connection piece and the second connection piece pawl in the backup pad, the metal clip top still has spacing protruding, and spacing protruding joint is in car sheet metal component, adopts this structure to make firm in connection between plaque and car sheet metal component, can not lead to the plaque departure because of the huge pressure when the gasbag starts, has higher security.

Description

Airbag mounting structure on automobile A column

Technical Field

The utility model relates to an auto-parts field especially relates to an gasbag mounting structure on car A post.

Background

The safety air bag is a passive protection technology which is published in recent decades, and by utilizing the principle that sodium azide can explode and generate a large amount of nitrogen when being subjected to violent impact, an air bag filled with gas is formed instantly to ensure the safety of passengers, along with the development of the technology, in the current automobile, the safety air bag is arranged at a plurality of different positions in the automobile, such as a steering wheel, a storage cabinet, an A column, a C column and the like, and in practice, the following problems can be found when the air bag is arranged in the A column: 1. the existing air bag hanging belt is fixed through the integrally formed clamping ring on the decorative plate, the connection is not firm enough, and the air bag is easy to break and fall off due to the clamping ring when the air bag is started, so that parts of an air bag device fly out to cause unnecessary personnel injury. 2. Because traditional A post plaque all adopts plastics buckle and car sheet metal component to be connected fixedly, this kind of mounting means has sufficient intensity when using on weekdays, but can't bear the pulling force in the twinkling of an eye when air bag starts, can lead to the plaque whole departure because of the buckle fracture, and this is very dangerous, consequently needs to design a mounting structure that intensity is enough high, avoids the emergence of this kind of condition.

SUMMERY OF THE UTILITY MODEL

Based on this, provide a neotype gasbag mounting structure on car A post, have sufficient joint strength, the utility model discloses a this technical problem is solved to following mode: the utility model provides an gasbag mounting structure on car A post, includes the plaque body, locates the inboard gasbag fixed band of plaque body, the gasbag device that links to each other with the gasbag fixed band and be used for fixing the mount pad of gasbag fixed band, its characterized in that: the mounting base is including locating the inboard boss of plaque body, locates the first fixed hook on the boss and locate the second fixed hook of plaque body inner wall for first fixed hook one side, gasbag fixed band one end links to each other with the second fixed hook, and the other end links to each other with first fixed hook, the boss top still is equipped with the vertical backup pad of placing, be equipped with the metal clip in the backup pad, the metal clip comprises first connection piece and the second connection piece that the top links to each other, the backup pad is pressed from both sides and is located between first connection piece and the second connection piece, be equipped with the embedding on first connection piece and the second connection piece the pawl in the backup pad, the metal clip top still has spacing arch, spacing protruding joint is in car sheet metal component.

The above mounting structure has the following advantages: the air bag hanging belt is fixed through the independently arranged fixing hook, so that the connection is firmer and the air bag hanging belt is not easy to fall off; link to each other with the car sheet metal component through the metal clip, joint strength compares the plastics buckle higher, is difficult for droing, and is connected through the mode of pawl embedding between metal clip and the backup pad, if will pull the metal clip away from the backup pad, need overcome the produced huge deformation power of pawl embedding backup pad and just can realize, and this deformation power is far more than the last pulling force that exerts the metal clip when the gasbag starts, consequently the problem that the solution plaque flew out that this mounting structure can be fine.

As a preferred embodiment of the utility model, the boss is equipped with the inclined plane on the lateral wall of second fixed hook one side, be equipped with the bolt hole on the inclined plane, first fixed hook is fixed in through the bolt in the bolt hole on the inclined plane.

As a preferred embodiment of the utility model, be equipped with the cavity in the boss, the boss is in inclined plane edge is equipped with the trompil to be convenient for install first fixed hook and save material.

As a preferred embodiment of the present invention, the second fixing hook includes a second snap ring capable of hooking the air bag hanging belt and a fixing buckle connected to the second snap ring, and the fixing buckle is fixed on the inner wall of the trim panel body.

As a preferred embodiment of the utility model, first fixed hook including can hook the gasbag hang the area first snap ring and with the connecting seat that first snap ring links to each other, the connecting seat is C shape, and it is located including pressing from both sides the first connection face and the second of the positive and negative two sides in inclined plane are connected the face, and the bolt passes first connection face the inclined plane with the second is connected the face and is connected the three and be fixed together.

As a preferred embodiment of the utility model, be equipped with on the lateral wall of backup pad both sides can be right metal clip carries out spacing baffle, the baffle is followed lateral wall department perpendicular to the backup pad outwards extends, and this baffle can carry on spacingly to metal clip, can improve the intensity of backup pad again.

As a preferred embodiment of the utility model, the bottom of first connection piece and second connection piece outwards turns out, adopts this kind of structure, and the part that turns up that can be convenient supports metal clip with the hand breaks it off with the fingers and thumb to can be easily install metal clip in the backup pad or take off from the backup pad.

As a preferred embodiment of the utility model, the boss upper surface is corresponding metal clip's position department is equipped with protruding muscle, protruding muscle with the position of turning up of metal clip bottom offsets, makes from the surface contact become the point contact between metal clip and the boss, avoids taking place to rock because of the contact surface unevenness.

As a preferred embodiment of the utility model, backup pad one end is equipped with the vertical locating pin that upwards extends, be equipped with on the car sheet metal component and correspond the location pinhole of locating pin is convenient for install the location.

Drawings

The present invention will be further explained with reference to the following drawings:

FIG. 1 is an inside view of the middle trim panel of the present invention;

FIG. 2 is a partial enlarged view of the mounting position of the airbag of the present invention;

FIG. 3 is a perspective view of the boss of the present invention;

FIG. 4 is an assembly view of the support plate and the metal clip of the present invention;

FIG. 5 is a perspective view of a metal clip of the present invention;

FIG. 6 is a cross-sectional view of the airbag securing strap of the present invention in relation to the second securing hook and the first securing hook;

FIG. 7 is a cross-sectional view of the airbag fixing band and the second fixing hook, the first fixing hook and the boss of the present invention;

wherein: 100-a plaque body, 101-a boss, 102-a bevel, 103-an opening, 104-a bolt hole, 105-a second fixing hook, 106-a first fixing hook, 107-a retaining ring, 108-a second retaining ring, 109-a first retaining ring, 200-an airbag fixing band, 300-a supporting plate, 301-a baffle plate, 302-a convex rib, 303-a positioning pin, 400-a metal clip, 401-a limiting protrusion, 402-a pawl, 501-a first connecting piece and 502-a second connecting piece.

Detailed Description

The invention is further illustrated below by means of specific examples:

as shown in fig. 1 and 2, the airbag mounting structure on the a pillar of the automobile includes a trim panel body 100, an airbag mounting position disposed inside the trim panel body 100, an airbag fixing strap 200 and a mounting seat for fixing the airbag fixing strap 200, the trim panel body 100 is connected to an automobile sheet metal part, an airbag device is fixed on the automobile sheet metal part and faces the airbag mounting position, and the airbag device is connected to the airbag fixing strap 200 to prevent the airbag device from falling off during deployment.

As shown in fig. 3, the mounting seat includes a boss 101 and a second fixing hook 105 disposed on an inner surface of a trim panel body 200, the boss 101 has a cavity therein, a slope 102 is disposed on a side wall of the boss 101 facing the second fixing hook 105, an opening 103 is disposed on an upper surface of the boss 101 near the slope 102, a bolt hole 104 is disposed on the slope 102, a first fixing hook 106 fixed to the bolt hole 104 by a bolt is mounted on the slope 102, the airbag fixing band 200 is made of an elastic nylon material, one end of the airbag fixing band is connected to the second fixing hook 105, and the other end of the airbag fixing band is connected to the first fixing hook 106.

The second fixing hook 105 includes a second snap ring 108 capable of hooking the airbag fastening tape 200 and a fixing buckle connected to the second snap ring 108, the fixing buckle is fixedly connected to the inner surface of the trim panel body 100, the first fixing hook 106 includes a first snap ring 109 capable of hooking the airbag fastening tape 200 and a connecting seat connected to the first snap ring 109, the connecting seat is C-shaped and includes a first connecting plate and a second connecting plate respectively clamped to both sides of the inclined plane 102, a bolt passes through the first connecting plate, and the inclined plane 102 and the second connecting plate fixedly connect the three together.

Second stationary hook 105 all adopts the metal material in order to ensure the fastness with first stationary hook 106, through adopting the mount pad structure more than, can ensure that gasbag fixed band 200 is fixed firm can not loosen to the condition of part dropout departure because of gasbag fixed band 200 pine takes off when having avoided airbag device to open has improved the security.

Specifically, in the present invention, the airbag fixing band 200 is formed by two independent fixing bands through the retaining ring 107, and the connection method is favorable for reducing the overall manufacturing cost.

The top of the boss 101 is provided with a vertically placed support plate 300, the support plate 300 is provided with a metal clip 400, as shown in fig. 5, the metal clip 400 is in an inverted V shape and comprises a first connecting sheet 501 and a second connecting sheet 502, the top of the first connecting sheet 501 and the top of the second connecting sheet 502 are connected, the bottom of the first connecting sheet 501 and the bottom of the second connecting sheet 502 are turned outwards, a semi-cylindrical limiting protrusion 401 is arranged at the joint of the tops of the first connecting sheet 501 and the second connecting sheet 502, and inverted teeth 402 which extend towards the direction of the support plate 300 and are staggered with each other are respectively arranged on the first connecting sheet 501 and the second connecting sheet.

This backup pad 300 adopts the plastics material, as shown in fig. 4, during the use, backup pad 300 is pressed from both sides and is located between first connection piece 501 and the second connection piece 502, pawl 402 embedding backup pad on the metal clip 400, spacing protruding 401 joint at metal clip 400 top is in the car sheet metal component, above mounting structure passes through metal clip 400 and links to each other with the car sheet metal component, joint strength compares the plastics buckle higher, and be connected through the mode of pawl embedding between metal clip 400 and the backup pad 300, if will pull away from backup pad 300 with metal clip 400, need overcome the produced huge deformation power of pawl 402 embedding backup pad 300 and just can realize, and this deformation power is far greater than the last pulling force that exerts metal clip 400 when the gasbag starts, consequently, the problem of flying out when this mounting structure can solve the gasbag and start.

In addition, with the above mounting structure, the metal clip 400 can be conveniently mounted on or dismounted from the support plate 300 only by slightly snapping the first connecting piece 501 and the second connecting piece 502 against the outward turning positions thereof, which is very convenient for mounting and dismounting.

This backup pad 300 both sides have respectively and are used for carrying out spacing baffle 301 to metal clip 400, and this baffle 301 locates the both sides of first connection piece 501 and second connection piece 501 respectively and this backup pad 300 of perpendicular to outwards extends, is convenient for install the location to metal clip 400 to play the effect that improves backup pad intensity simultaneously.

This boss 101 is equipped with protruding muscle 302 corresponding metal clip 400 bottom position department, and protruding muscle 302 offsets with the position of turning up of metal clip 400 bottom, makes between metal clip 400 and the boss 101 become the point contact from the surface contact, avoids taking place to rock because of the contact surface unevenness when the surface contact.

This backup pad 300 one end is equipped with the vertical locating pin 303 that upwards extends, and the car sheet metal component is equipped with the locating pin hole in the position department that corresponds this locating pin 303, when installation car A post, inserts locating pin hole earlier with locating pin 303 and fixes a position, then goes into the joint portion on the car sheet metal component with the spacing protruding 401 card at metal clip 400 top, has increased positioning accuracy, and then has improved the installation effectiveness.

However, those skilled in the art should realize that the above embodiments are only for illustrative purposes and are not to be used as limitations of the present invention, and that changes and modifications to the above embodiments are intended to fall within the scope of the appended claims, as long as they fall within the true spirit of the present invention.

Claims

1. The utility model provides an gasbag mounting structure on car A post, includes plaque body (100), locates gasbag fixed band (200) of plaque body (100) inboard, the gasbag device that links to each other with gasbag fixed band (200) and be used for fixing the mount pad of gasbag fixed band (200), its characterized in that: the mounting seat comprises a boss (101) arranged on the inner side of the plaque body (100), a first fixing hook (106) arranged on the boss (101) and a second fixing hook (105) arranged on one side, opposite to the first fixing hook (106), of the inner wall of the plaque body (100), one end of the air bag fixing band (200) is connected with the second fixing hook (105), the other end of the air bag fixing band is connected with the first fixing hook (106), a vertically placed supporting plate (300) is further arranged at the top of the boss (101), a metal clip (400) is arranged on the supporting plate (300), the metal clip (400) is composed of a first connecting piece (501) and a second connecting piece (502) which are connected at the tops, the supporting plate (300) is clamped between the first connecting piece (501) and the second connecting piece (502), and inverted teeth (402) embedded into the supporting plate (300) are arranged on the first connecting piece (501) and the second connecting piece (502), the top of the metal clip (400) is also provided with a limiting protrusion (401), and the limiting protrusion (401) is clamped in the automobile sheet metal part.

2. The airbag mounting structure on a pillar of an automobile a according to claim 1, wherein: the side wall of the boss (101) facing to one side of the second fixing hook (105) is provided with an inclined surface (102), the inclined surface (102) is provided with a bolt hole (104), and the first fixing hook (106) is fixed in the bolt hole (104) on the inclined surface (102) through a bolt.

3. The airbag mounting structure on a pillar of an automobile a according to claim 2, wherein: a cavity is arranged in the boss (101), and an opening (103) is formed in the edge of the inclined plane (102) of the boss (101).

4. The airbag mounting structure on a pillar of an automobile a according to claim 2, wherein: the second fixing hook (105) comprises a second snap ring (108) capable of hooking the airbag fixing band (200) and a fixing buckle connected with the second snap ring (108), and the fixing buckle is fixed on the inner wall of the trim plate body (100).

5. The airbag mounting structure on a pillar of an automobile a according to claim 4, wherein: the first fixing hook (106) comprises a first clamping ring (109) capable of hooking the air bag fixing band (200) and a connecting seat connected with the first clamping ring (109), the connecting seat is C-shaped and comprises a first connecting surface and a second connecting surface which are clamped on the front side and the back side of the inclined surface (102), and a bolt penetrates through the first connecting surface, the inclined surface (102) and the second connecting surface to connect and fix the first clamping ring (109) and the connecting seat with the second clamping ring (109).

6. The airbag mounting structure on a pillar of an automobile a according to claim 1, wherein: the side walls of two sides of the supporting plate (300) are provided with baffle plates (301) capable of limiting the metal clips (400).

7. The airbag mounting structure on a pillar of an automobile a according to claim 1, wherein: the bottoms of the first connecting sheet (501) and the second connecting sheet (502) are turned outwards.

8. The airbag mounting structure on a pillar of an automobile a as claimed in claim 7, wherein: the upper surface of the boss (101) is provided with a convex rib (302) at a position corresponding to the metal clip (400), and the convex rib (302) is abutted against the outward turning part at the bottom of the metal clip (400).

9. The airbag mounting structure on a pillar of an automobile a according to claim 1, wherein: the automobile sheet metal part is characterized in that one end of the supporting plate (300) is provided with a vertical positioning pin (303) extending upwards, and the automobile sheet metal part is provided with a positioning pin hole corresponding to the positioning pin (303).