CN211501212U - Improved safety air bag buckle - Google Patents

Abstract

The utility model discloses an improved safety airbag buckle, which comprises a first buckle, a second buckle and a connecting rope, wherein the first buckle is suitable for fixedly connecting an automobile metal plate and a stand column decorative plate, the second buckle is suitable for fixedly arranging on the automobile metal plate, two ends of the connecting rope are respectively arranged on the first buckle and the second buckle, and the first buckle comprises a clamping part, an inserting part and a fixed seat; the clamping part is suitable for clamping the upright post decorative plate to fix; the fixed seat is arranged above the clamping part and is suitable for being fixedly connected with the connecting rope; the insertion part is provided with an installation groove, and a metal buckle is installed in the installation groove; the metal buckle comprises an A-shaped spring piece, and a first connecting piece, a second connecting piece, an upper limiting piece and a lower limiting piece are symmetrically arranged on two sides of the A-shaped spring piece; the second buckle comprises an elastic flange, a clamping column and a handheld part. Has the advantages of convenient installation and disassembly and firm installation.

Description

Improved safety air bag buckle

Technical Field

The utility model relates to the technical field of auto-parts, concretely relates to air bag buckle.

Background

In order to reduce the injury of the automobile to passengers in the collision process as much as possible, most of the existing automobiles are provided with safety airbags, such as a driver airbag, a passenger airbag and the like, in order to further improve the safety of the passengers, some automobiles are also provided with a side air curtain on the inner side of an automobile door, and the side air curtain can burst out when the side of the automobile door is impacted, so that the head of the passengers in the front row and the head of the passengers in the rear row are protected.

The side air curtain can be arranged between the A column and the B column, so that the side air curtain can impact the upright post decorative plate after being detonated. The utility model discloses an airbag buckle device (patent No. 201420382296.3), which comprises a clamp seat and a buckle, wherein the clamp seat comprises an insertion part, a base and a fixed seat, the insertion part is arranged below the base and is inserted into an automobile fixing piece so as to be fixed, the fixed seat is arranged on the base, the front side and the rear side of the fixed seat are provided with clamping grooves, and the middle part of the fixed seat is provided with a jack; the clamping buckle comprises a clamping buckle seat and a clamping piece, wherein the clamping piece is arranged on the clamping buckle seat, the bottom of the clamping buckle seat is provided with an insertion rod, the clamping body is arranged twice in the front and at the back of the clamping buckle seat, during assembly, the insertion rod is inserted into an insertion hole, and the clamping body is embedded into a clamping groove, so that the clamping buckle is detachably connected onto the clamping seat.

However, the existing air bag buckle has the problems of being not firm in installation, inconvenient to install and the like.

Therefore, how to improve the existing buckle of the airbag so as to overcome the above disadvantages is a problem to be solved urgently by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an installation, dismantle conveniently, and install firm modified air bag buckle.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a modified air bag buckle, includes first buckle, second buckle and connection rope, first buckle is suitable for fixed connection car panel beating and stand plaque, the second buckle be suitable for fixed set up in on the car panel beating, connect the rope both ends set up respectively in first buckle with on the second buckle, its characterized in that:

the first buckle comprises a clamping part, an inserting part and a fixed seat; the clamping part is suitable for clamping the upright post decorative plate to fix; the fixed seat is arranged above the clamping part and is suitable for being fixedly connected with the connecting rope; the insertion part is provided with an installation groove, and a metal buckle is installed in the installation groove;

the metal buckle comprises an A-shaped spring piece, and a first connecting piece, a second connecting piece, an upper limiting piece and a lower limiting piece are symmetrically arranged on two sides of the A-shaped spring piece; the A-shaped spring piece can deform towards the middle; the first connecting piece is fixedly arranged at the lower end of the A-shaped spring piece, and the first connecting piece inclines towards the middle from top to bottom; the second connecting piece is fixedly arranged at the lower end of the first connecting piece, the second connecting pieces on two sides are suitable for entering the mounting groove, when the metal buckle is in a natural state, the second connecting pieces are slightly inclined towards two sides from top to bottom, and when the metal buckle is mounted on the insertion part, the second connecting pieces tend to be in a vertical direction; the first connecting sheet and the second connecting sheet are sunken towards the middle to form a groove, and the groove is suitable for clamping the metal buckle in a mounting hole of the automobile sheet metal; the upper limiting piece and the lower limiting piece are arranged on the second connecting piece at intervals from top to bottom, extend towards two sides and are suitable for clamping the inserting part;

the second buckle comprises an elastic flange, a clamping column and a handheld part, and a clamping hole is formed in the automobile sheet metal; the clamping column is fixedly arranged above the elastic flange, the clamping column is mushroom-shaped, the clamping hole is gourd-shaped, the clamping column is suitable for being clamped and fixed in the clamping hole, and the clamping column can be retracted out of the clamping hole; the elastic flange is abutted against the automobile sheet metal and has elastic deformation along the vertical direction; the handheld part is fixedly arranged below the elastic flange and is suitable for operating the second buckle to enter or retreat out of the clamping hole; the connecting rope is suitable for being fixedly connected to the elastic flange.

Preferably, the front end of the mounting groove is provided with a guide groove, the guide groove is V-shaped, and the metal buckle is suitable for being pushed into the mounting groove from the guide groove after being compressed. The V-shaped guide groove is beneficial to convenient installation of the metal buckle on the insertion part.

As an improvement, a supporting block is arranged above the insertion part and is suitable for abutting against the automobile sheet metal when the automobile sheet metal enters the groove.

Further, insert portion top still is provided with spacing post, spacing post is suitable for and gets into at the car panel beating pass during the recess the mounting hole to contradict the mounting hole both sides. The setting of supporting shoe and spacing post can avoid the metal buckle to take place after getting into the car panel beating to rock, improves the reliability of connecting.

As an improvement, a reinforcing plate is arranged between the limiting column and the fixing seat, and the reinforcing plate is triangular. Make first buckle structure more reliable and more stable.

Preferably, the upper limiting piece is a linear plate, is perpendicular to the second connecting piece, and can be tightly attached to the upper end face of the insertion part; the lower limiting piece is a curve plate, the lower limiting piece comprises a lower concave arc line segment and an upper convex arc line segment which extend to two sides in sequence, the lower concave arc line segment can deform in the vertical direction, and the upper convex arc line segment is used for contacting the lower end face of the insertion part. The upper limiting sheet is perpendicular to the second connecting sheet, and after the metal buckle enters the insertion part, the upper limiting sheet is parallel to the upper end face of the insertion part, namely, the upper limiting sheet and the insertion part are in surface-to-surface contact, so that the insertion part is prevented from being scratched by the upper limiting sheet. The structure also enables the lower limiting sheet to form a spring sheet structure, and a clamp structure is formed by matching the lower limiting sheet with the upper limiting sheet, so that the clamping of the insertion part is more reliable; in addition, the lower limiting sheet can be prevented from scratching the lower end face of the insertion part due to the arrangement of the arc surface.

Preferably, the A-shaped spring piece, the first connecting piece and the second connecting piece are provided with communicated material saving grooves; the upper limiting piece is positioned at the lower end of the material saving tank bottom and is formed by cutting and folding the first connecting piece and the second connecting piece; the material-saving groove can further save raw materials and reduce the weight on the premise of not influencing the normal use of the metal buckle; the upper limiting sheet can also be arranged by utilizing a plate surface formed by cutting a material-saving groove, and the use of raw materials can be reduced.

The width of the A-shaped spring piece is gradually increased from top to bottom, and the width of the first connecting piece, the width of the second connecting piece and the width of the lower limiting piece are the same and equal to the maximum width of the A-shaped spring piece. Firstly, the width of the bottom of the metal buckle needs to be matched with the installation groove for setting, and the advantage of smaller width of the tops of the metal buckles at the two sides is that the tops of the metal buckles form a pointed tower shape, so that the metal buckles can conveniently enter the installation holes of automobile metal plates; in addition, the width of the upper end of the A-shaped spring piece is smaller, so that the elasticity of the A-shaped spring piece can be reduced to a certain extent, and the A-shaped spring piece is more labor-saving when being inserted into an automobile sheet metal.

Preferably, the angle α between the first connecting piece and the second connecting piece is greater than 120 ° and less than 150 °. Under the condition that the structure and performance conditions of the A-shaped spring piece are certain, the size of the included angle alpha mainly influences the installation force and the holding force, and the installation force and the holding force are in an inverse proportional relation, so that the installation force and the holding force can be in a reasonable range through selection of the angle range.

Compared with the prior art, the utility model has the advantages of: 1. the metal buckle with a brand new structure is adopted, the mounting force is small, the holding force is large, time and labor are saved during the mounting of workers, and the metal buckle is firmly fixed after being inserted into a metal plate of a vehicle body; in addition, the first buckle cannot be damaged during disassembly, so that the maintenance cost is saved; whether burrs exist in the mounting holes or not has little influence on the retaining force of the metal buckle, so that the metal buckle has strong applicability; the metal buckle of this scheme is weak to secondary dismouting holding power decay, therefore same buckle can install and use many times. 2. The connecting rope adopts the simplest fixed installation and has the advantages of convenient installation and low cost. 3. The second buckle is provided with handheld portion, easy to assemble and dismantlement second buckle.

Drawings

Fig. 1 is a schematic perspective view of a preferred embodiment of the present invention;

fig. 2 is an exploded view of a preferred embodiment according to the present invention;

fig. 3 is a half sectional view of a preferred embodiment according to the present invention mounted on an automobile panel and pillar trim;

fig. 4 is a schematic structural diagram of the automobile sheet metal in a preferred embodiment of the present invention

FIG. 5 is a side view of a first clasp in accordance with a preferred embodiment of the present invention;

FIG. 6 is a top view of a first clasp in accordance with a preferred embodiment of the present invention;

fig. 7 is a schematic perspective view of a second buckle according to a preferred embodiment of the present invention;

fig. 8 is a schematic perspective view of a metal buckle according to a preferred embodiment of the present invention;

FIG. 9 is a front view of a metal clasp in accordance with a preferred embodiment of the present invention;

FIG. 10 is a side view of a metal clasp in accordance with a preferred embodiment of the present invention;

fig. 11 is a front view of a metal clasp mounted to a first clasp in accordance with a preferred embodiment of the present invention.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

In the description of the present invention, it should be noted that, for the orientation words, if there are terms such as "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and positional relationship indicated are based on the orientation or positional relationship shown in the drawings, and only for the convenience of describing the present invention and simplifying the description, it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and not be construed as limiting the specific scope of the present invention.

As shown in fig. 1-11, is a preferred embodiment of the utility model, including first buckle 2, second buckle 2 and connection rope 3, first buckle 1 is suitable for fixed connection car panel beating 100 and stand plaque 200, and second buckle 2 is suitable for fixed the setting on car panel beating 100, connects 3 both ends of rope to set up respectively on first buckle 1 and second buckle 2, and is concrete:

the first buckle 1 comprises a clamping part 11, an inserting part 12 and a fixed seat 13; the clamping part 11 is suitable for clamping the upright decorative plate 200 for fixing; the fixed seat 13 is arranged above the clamping part 11, and the fixed seat 13 is suitable for being fixedly connected with the connecting rope 3; the insertion portion 12 is provided with a mounting groove 121, and the metal buckle 4 is mounted in the mounting groove 121.

The metal buckle 4 comprises an A-shaped spring piece 41, wherein a first connecting piece 42, a second connecting piece 43, an upper limiting piece 44 and a lower limiting piece 45 are symmetrically arranged on two sides of the A-shaped spring piece 41; the A-shaped spring piece 41 can deform towards the middle; the first connecting piece 42 is fixedly arranged at the lower end of the A-shaped spring piece 41, and the first connecting piece 42 inclines towards the middle from top to bottom; the second connecting sheet 43 is fixedly arranged at the lower end of the first connecting sheet 42, the second connecting sheets 43 at two sides are suitable for entering the mounting groove 121, when the metal buckle 4 is in a natural state, the second connecting sheets 43 are slightly inclined towards two sides from top to bottom, and when the metal buckle 4 is mounted on the insertion part 12, the second connecting sheets 43 tend to be in a vertical direction; the first connecting sheet 42 and the second connecting sheet 43 are recessed towards the middle to form a groove 46, and the groove 46 is suitable for the metal buckle 4 to be clamped in the mounting hole 101 of the automobile metal plate 100; the upper and lower limiting pieces 44 and 45 are spaced from the top to the bottom of the second connecting piece 43, and the upper and lower limiting pieces 44 and 45 extend to both sides and are adapted to clamp the insertion portion 12.

The second buckle 2 comprises an elastic flange 21, a clamping column 22 and a handheld part 23, and a clamping hole 101 is formed in the automobile sheet metal 100; the clamping column 22 is fixedly arranged above the elastic flange 21, the clamping column 22 is mushroom-shaped, the clamping hole 101 is gourd-shaped, the clamping column 22 is suitable for being clamped and fixed in the clamping hole 101, and the clamping column 22 can be retracted out of the clamping hole 101; the elastic flange 21 abuts against the automobile sheet metal 100 and has elastic deformation along the up-down direction; the handheld part 23 is fixedly arranged below the elastic flange 21, and the handheld part 23 is suitable for operating the second buckle 2 to enter or retreat out of the clamping hole 101; the connecting cord 3 is adapted to be fixedly connected to the elastic flange 21.

In this embodiment, the guide groove 122 is opened at the front end of the mounting groove 121, the guide groove 122 is V-shaped, and the metal buckle 4 is suitable for being compressed and then pushed into the mounting groove 121 from the guide groove 122. A supporting block 123 is arranged above the inserting portion 12, and the supporting block 123 is suitable for abutting against the automobile sheet metal 100 when the automobile sheet metal 100 enters the groove 46. A limiting column 124 is further arranged above the insertion portion 12, and the limiting column 124 is suitable for penetrating through the installation hole 101 when the automobile sheet metal 100 enters the groove 46 and abutting against two sides of the installation hole 101. A reinforcing plate 14 is arranged between the limiting column 124 and the fixed seat 13, and the reinforcing plate 14 is triangular.

In this embodiment, the upper limiting piece 44 is a linear plate, the upper limiting piece 44 is perpendicular to the second connecting piece 43, and the upper limiting piece 44 can be tightly attached to the upper end surface of the insertion portion 12; the lower stopper 45 is a curved plate, and the lower stopper 45 includes a lower concave arc segment 451 and an upper convex arc segment 452 extending to both sides in sequence, the lower concave arc segment 451 is deformable in the up-down direction, and the upper convex arc segment 452 is used for contacting the lower end surface of the insertion portion 12.

The A-shaped spring piece 41, the first connecting piece 42 and the second connecting piece 43 are provided with communicated material saving grooves 47; the upper limiting sheet 44 is positioned at the lower end of the bottom of the material saving groove 47, and the upper limiting sheet 44 is formed by cutting and folding the first connecting sheet 42 and the second connecting sheet 43; the width of the A-shaped spring piece 41 is gradually increased from top to bottom, and the first connecting piece 42, the second connecting piece 43 and the lower limiting piece 45 are the same in width and equal to the maximum width of the A-shaped spring piece 41. Wherein the angle α between the first connecting piece 42 and the second connecting piece 43 is 135 °.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (8)

1. The utility model provides a modified air bag buckle, includes first buckle, second buckle and connection rope, first buckle is suitable for fixed connection car panel beating and stand plaque, the second buckle be suitable for fixed set up in on the car panel beating, connect the rope both ends set up respectively in first buckle with on the second buckle, its characterized in that:

the first buckle comprises a clamping part, an inserting part and a fixed seat; the clamping part is suitable for clamping the upright post decorative plate to fix; the fixed seat is arranged above the clamping part and is suitable for being fixedly connected with the connecting rope; the insertion part is provided with an installation groove, and a metal buckle is installed in the installation groove;

the metal buckle comprises an A-shaped spring piece, and a first connecting piece, a second connecting piece, an upper limiting piece and a lower limiting piece are symmetrically arranged on two sides of the A-shaped spring piece; the A-shaped spring piece can deform towards the middle; the first connecting piece is fixedly arranged at the lower end of the A-shaped spring piece, and the first connecting piece inclines towards the middle from top to bottom; the second connecting piece is fixedly arranged at the lower end of the first connecting piece, the second connecting pieces on two sides are suitable for entering the mounting groove, when the metal buckle is in a natural state, the second connecting pieces are slightly inclined towards two sides from top to bottom, and when the metal buckle is mounted on the insertion part, the second connecting pieces tend to be in a vertical direction; the first connecting sheet and the second connecting sheet are sunken towards the middle to form a groove, and the groove is suitable for clamping the metal buckle in a mounting hole of the automobile sheet metal; the upper limiting piece and the lower limiting piece are arranged on the second connecting piece at intervals from top to bottom, extend towards two sides and are suitable for clamping the inserting part;

the second buckle comprises an elastic flange, a clamping column and a handheld part, and a clamping hole is formed in the automobile sheet metal; the clamping column is fixedly arranged above the elastic flange, the clamping column is mushroom-shaped, the clamping hole is gourd-shaped, the clamping column is suitable for being clamped and fixed in the clamping hole, and the clamping column can be retracted out of the clamping hole; the elastic flange is abutted against the automobile sheet metal and has elastic deformation along the vertical direction; the handheld part is fixedly arranged below the elastic flange and is suitable for operating the second buckle to enter or retreat out of the clamping hole; the connecting rope is suitable for being fixedly connected to the elastic flange.

2. An improved airbag buckle according to claim 1, wherein: the mounting groove front end has been seted up the guide way, the guide way is the V type, the metal buckle is suitable for after the compression follow the guide way pushes away the mounting groove.

3. An improved airbag buckle according to claim 2, wherein: the supporting block is arranged above the inserting portion and is suitable for abutting against the automobile metal plate when the automobile metal plate enters the groove.

4. An improved airbag buckle according to claim 3, wherein: the inserting portion top still is provided with spacing post, spacing post is suitable for and gets into at the car panel beating pass during the recess the mounting hole, and contradict the mounting hole both sides.

5. An improved airbag buckle according to claim 4, wherein: the limiting column and the reinforcing plate are arranged between the fixing seats, and the reinforcing plate is triangular.

6. An improved airbag buckle according to claim 1, wherein: the upper limiting piece is a linear plate and is perpendicular to the second connecting piece, and the upper limiting piece can be tightly attached to the upper end face of the inserting part; the lower limiting piece is a curve plate, the lower limiting piece comprises a lower concave arc line segment and an upper convex arc line segment which extend to two sides in sequence, the lower concave arc line segment can deform in the vertical direction, and the upper convex arc line segment is used for contacting the lower end face of the insertion part.

7. An improved airbag buckle according to claim 6, wherein: the A-shaped spring piece, the first connecting piece and the second connecting piece are provided with communicated material saving grooves; the upper limiting piece is positioned at the lower end of the material saving tank bottom and is formed by cutting and folding the first connecting piece and the second connecting piece;

the width of the A-shaped spring piece is gradually increased from top to bottom, and the width of the first connecting piece, the width of the second connecting piece and the width of the lower limiting piece are the same and equal to the maximum width of the A-shaped spring piece.

8. An improved airbag buckle according to claim 7, wherein: the included angle alpha between the first connecting sheet and the second connecting sheet is larger than 120 degrees and smaller than 150 degrees.

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