Bumper mounting bracket assembly

Abstract

The utility model relates to the technical field of automobile parts, and discloses a bumper installation support assembly which comprises a main support, an auxiliary support, a connecting mechanism and a buffering mechanism, and the connecting mechanism and the buffering mechanism are arranged between the main support and the auxiliary support. In daily use, the limiting tooth groove and the decreasing limiting block interact with each other and are matched with the limiting spring to form a reliable anti-falling structure, it is ensured that connection is firm in the vehicle running process, the situation that the plug connector falls off accidentally is avoided, and meanwhile when the vehicle is impacted by large external force, the plug connector is prevented from falling off accidentally. The progressively-decreased limiting blocks can sequentially and gradually move in the limiting tooth grooves, the overload protection effect is achieved, the situation that the support is damaged due to instant overlarge impact force is avoided, the flexible connecting blocks can efficiently absorb and disperse the impact force borne by the bumper, and the adverse effect of impact loads on the main support and the auxiliary support is effectively reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile parts, especially relates to bumper mounting bracket assembly. BACKGROUND

[0002] The automobile bumper mounting bracket assembly is a key component for ensuring the stable connection between the bumper and the vehicle body, which is usually made of metal or plastic material and has corresponding strength and rigidity to withstand impact force in the event of a collision.

[0003] The existing bumper mounting bracket assembly usually adopts a relatively complex or integrated connection method, such as welding, riveting, etc., which makes it necessary to use professional tools when repairing or replacing parts, and even may require destructive disassembly of part of the structure, for example, if a connection part is damaged, due to the integrity of welding, the relevant part may need to be cut off and then re-welded and polished, which is a complicated operation process and requires high technical requirements for maintenance personnel, therefore, we propose a bumper mounting bracket assembly. SUMMARY

[0004] The utility model aims at providing a bumper mounting bracket assembly to solve the problems raised in the background art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a bumper mounting bracket assembly, comprising a main bracket, a vice bracket and a connecting mechanism and a buffer mechanism arranged therebetween, the connecting mechanism comprises a plurality of mounting racks, connecting racks and flexible connecting blocks, the mounting racks are connected with plug-in pieces through plug-in grooves, a limiting tooth groove is formed in the inside of the plug-in groove near the front surface, the plug-in piece is connected with a limiting spring through a cavity, and a decreasing limiting block is fixedly installed on the front surface of the plug-in piece near the upper end position.

[0006] As a preferred scheme, the front surface of the main bracket and the vice bracket is penetrated by an array of threaded holes, and the threaded holes of the main bracket are threadedly connected with fastening bolts.

[0007] As a preferred scheme, the mounting racks are uniformly fixedly installed on the front surface of the main bracket from left to right, the plug-in groove is formed in the inside of the mounting rack, the plug-in piece is plugged into the inside of the plug-in groove, the cavity is formed in the inside of the plug-in piece, the limiting spring is fixedly installed on the cavity wall, and the size of the decreasing limiting block is adapted to the limiting tooth groove.

[0008] As a preferred scheme, one end of the connecting rack is fixedly installed on the upper end of the vice bracket, the other end of the connecting rack is fixedly installed on the upper end of the plug-in piece, and the flexible connecting block is fixedly installed between the mounting rack and the vice bracket.

[0009] As a preferred scheme, the buffer mechanism comprises a plurality of fixing frames, the plurality of fixing frames are uniformly fixed and installed on the front face of the main support from left to right, the interiors of the plurality of fixing frames are each provided with a sliding groove, the sliding groove is slidably connected with a sliding block, and the front face of the sliding block is fixedly installed with an inner arc-shaped frame.

[0010] As a preferred scheme, the inner arc-shaped frame is fixedly installed with an outer arc-shaped frame on the front face, and the outer arc-shaped frame is fixedly installed on the back face of the auxiliary support.

[0011] The technical effects and advantages of the utility model are as follows:

[0012] 1. The connecting mechanism is provided, unique connection design makes that the plug-in part can be taken out from the plug-in slot conveniently, provides great convenience for maintenance and replacement parts, and in daily use, the limit tooth groove and the decrement limit block interact, cooperate the limit spring and form reliable anti-falling structure, ensure that the connection is firm in the vehicle driving process, and the plug-in part will not be accidentally dropped, and simultaneously, when encountering a larger external force impact, the decrement limit block can orderly and gradually move in the limit tooth groove, plays the overload protection role, prevents the support from being damaged due to instantaneous too large impact force, wherein the flexible connecting block can efficiently absorb and disperse the impact force suffered by the bumper, effectively reduces the bad influence of impact load on the main support and the auxiliary support.

[0013] 2. The buffer mechanism is provided, wherein the fixing frame, the sliding groove, the sliding block and the inner arc-shaped frame and the outer arc-shaped frame jointly act, build up efficient buffer and energy absorption system, not only can convert impact energy into sliding friction and structural deformation energy in the collision moment, but also effectively cope with the complex and changeable impact direction by virtue of the unique design of the arc-shaped frame, cooperates with the flexible connecting block in the connecting mechanism, and comprehensively improves the collision buffering performance, provides solid and reliable safety protection for the automobile. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the three-dimensional structure schematic view of the utility model;

[0015] Figure 2 It is one of partial structure schematic views of the utility model;

[0016] Figure 3 It is the second partial structure schematic view of the utility model;

[0017] Figure 4 It is the partial structure schematic view of the connecting mechanism of the utility model;

[0018] Figure 5 It is the sectional view of the mounting bracket of the utility model;

[0019] Figure 6 It is the partial structure schematic view of the buffer mechanism of the utility model;

[0020] Figure 7 A sectional view of the fixed frame of the utility model.

[0021] In the figure: 1, main support; 2, vice support; 3, threaded hole; 4, fastening bolt; 5, connecting mechanism; 501, mounting bracket; 502, plug-in slot; 503, limit tooth groove; 504, plug-in piece; 505, cavity; 506, limit spring; 507, decreasing limit block; 508, connecting bracket; 509, flexible connecting block; 6, buffer mechanism; 601, fixed frame; 602, sliding groove; 603, sliding block; 604, inner side arc-shaped bracket; 605, outer side arc-shaped bracket. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0023] Embodiment one:

[0024] Please refer to the accompanying Figure 1 - the accompanying Figure 5 , bumper mounting bracket assembly, including main support 1, vice support 2 and set between the connecting mechanism 5 and buffer mechanism 6, connecting mechanism 5 includes multiple sets of mounting bracket 501, connecting bracket 508 and flexible connecting block 509, multiple sets of mounting bracket 501 are connected with plug-in piece 504 through plug-in slot 502, limit tooth groove 503 is set in the inside of plug-in slot 502 close to the front, plug-in piece 504 is connected with limit spring 506 through cavity 505, the front of plug-in piece 504 is fixedly installed with decreasing limit block 507 close to the upper end position, the front of main support 1 and vice support 2 is all penetrated with array distribution's threaded hole 3, the inside of threaded hole 3 of main support 1 is all screw-connected with fastening bolt 4, multiple sets of mounting bracket 501 are evenly fixedly installed on the front of main support 1 from left to right, plug-in slot 502 is set in the inside of mounting bracket 501, plug-in piece 504 is plugged in the inside of plug-in slot 502, cavity 505 is set in the inside of plug-in piece 504, limit spring 506 is fixedly installed on the cavity wall of cavity 505, the size of decreasing limit block 507 is adapted to limit tooth groove 503, one end of multiple sets of connecting bracket 508 is fixedly installed on the upper end of vice support 2, the other end of multiple sets of connecting bracket 508 is fixedly installed on the upper end of plug-in piece 504, multiple sets of flexible connecting block 509 are fixedly installed between mounting bracket 501 and vice support 2.

[0025] The inside of the plug-in part 504 is provided with a cavity 505, so that the plug-in part 504 can be deformed, and the decreasing limiting blocks 507 are shortened from top to bottom in turn, so that when the front surface of the plug-in part 504 is pressed, the decreasing limiting blocks 507 can be separated from the limiting tooth grooves 503, and the auxiliary support 2 and the main support 1 are separated.

[0026] Specifically, the unique connection design makes the plug-in part 504 convenient to take out from the plug-in slot 502, which provides great convenience for maintenance and replacement of parts. In daily use, the limiting tooth grooves 503 and the decreasing limiting blocks 507 interact with each other, cooperate with the limiting springs 506 to form a reliable anti-falling structure, and ensure that the connection is firm during vehicle driving, and the plug-in part 504 will not be accidentally separated. At the same time, when a large external force impact is encountered, the decreasing limiting blocks 507 can move orderly and gradually in the limiting tooth grooves 503, play an overload protection role, and prevent the support from being damaged due to instantaneous excessive impact force. The flexible connecting block 509 can efficiently absorb and disperse the impact force received by the bumper, effectively reducing the adverse effects of impact load on the main support 1 and the auxiliary support 2.

[0027] Embodiment two:

[0028] Please refer to the accompanying Figure 1 , the accompanying Figure 2 , the accompanying Figure 6 and the accompanying Figure 7 , and on the basis of embodiment one, it is further obtained that the buffer mechanism 6 comprises a plurality of fixed frames 601, which are uniformly fixed and installed on the front surface of the main support 1 from left to right. The inside of the plurality of fixed frames 601 is provided with a sliding groove 602, and the sliding groove 602 is slidably connected with a sliding block 603. The front surface of the sliding block 603 is fixedly installed with an inner arc-shaped frame 604, and the front surface of the inner arc-shaped frame 604 is fixedly installed with an outer arc-shaped frame 605. The outer arc-shaped frame 605 is fixedly installed on the back surface of the auxiliary support 2.

[0029] The inner arc-shaped frame 604 and the outer arc-shaped frame 605 are both made of flexible material, which can be deformed when impacted, and can well absorb the impact force.

[0030] Specifically, the fixed frame 601, the sliding groove 602, the sliding block 603, and the inner arc-shaped frame 604 and the outer arc-shaped frame 605 jointly act to build an efficient buffering and energy absorbing system, which can not only convert impact energy into sliding friction and structural deformation energy at the moment of collision, but also effectively cope with complex and variable impact directions by virtue of the unique design of the inner arc-shaped frame 604 and the outer arc-shaped frame 605, and cooperates with the flexible connecting block 509 in the connecting mechanism 5 to comprehensively improve the collision buffering performance, thereby providing solid and reliable safety protection for the automobile. The inner arc-shaped frame 604 and the outer arc-shaped frame 605 are connected to the sliding block 603 and the auxiliary support 2, so that the main support 1, the auxiliary support 2 and the buffering mechanism 6 form a stable structure in cooperation, which not only effectively resists vibration and bumping during vehicle driving and prevents structural loosening caused by uneven local stress, but also greatly enhances the rigidity and integrity of the overall structure by increasing the connecting points and support structures.

[0031] The utility model discloses a working principle: the utility model is bumper mounting support assembly, and main support 1 is connected with fastening bolt 4 through the threaded hole 3 of its front array distribution, and is firmly installed on the vehicle body, and the plug-in part 504 is inserted into the plug-in slot 502 of the mounting frame 501, and at this time, the elastic tension of the plug-in part 504 is kept by the limiting spring 506, and the front of the plug-in part 504 is close to the decremental limiting block 507 of the upper end and is tightly adapted and engaged with the limiting tooth slot 503 in the plug-in slot 502, forming a reliable anti-falling structure, ensuring that the plug-in part 504 does not accidentally fall off during the normal driving process of the vehicle when encountering vibration or bumping, maintaining the firmness of the connection between main support 1 and auxiliary support 2, when it involves repairing and replacing parts, pressing the plug-in part 504, and it can be taken out from the plug-in slot 502, when the vehicle encounters a larger external impact, the impact force is transmitted to the auxiliary support 2 through the bumper, and the auxiliary support 2 transmits the force to the plug-in part 504 through the connecting frame 508, at this time, the limiting spring 506 is rapidly compressed and deformed, and part of the impact energy is absorbed, and with the increase of the impact force, the decremental limiting block 507 moves orderly and gradually in the limiting tooth slot 503, through this overload protection mechanism, preventing the support from being damaged due to instantaneous excessive impact force, at the same time, the flexible connecting block 509 fully plays its characteristics of high efficiency in absorbing and dispersing impact force, further reducing the influence of impact load on main support 1 and auxiliary support 2, at the same time, the auxiliary support 2 drives the outer arc-shaped frame 605 and the inner arc-shaped frame 604, and drives the sliding block 603 to slide quickly in the sliding groove 602, converting a large amount of impact energy into sliding friction work energy and structural deformation energy, and cooperating with the flexible connecting block 509 in the connecting mechanism 5, to the greatest extent, reducing the damage of the vehicle body and the support structure in the collision.

[0032] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A bumper mounting bracket assembly comprising a main bracket (1), a sub bracket (2) and a connecting mechanism (5) and a damping mechanism (6) disposed therebetween, characterised in that: The connecting mechanism (5) comprises a plurality of groups of mounting racks (501), connecting racks (508) and flexible connecting blocks (509), the mounting racks (501) are connected with plug-in pieces (504) through plug-in grooves (502), the plug-in grooves (502) are provided with limiting tooth grooves (503) near the front surfaces, the plug-in pieces (504) are connected with limiting springs (506) through cavities (505), and the plug-in pieces (504) are fixedly provided with decreasing limiting blocks (507) near the upper ends.

2. The bumper mounting bracket assembly of claim 1, wherein: The front surfaces of the main support (1) and the auxiliary support (2) are penetrated by arrayed threaded holes (3), and the threaded holes (3) of the main support (1) are all screwed with fastening bolts (4).

3. The bumper mounting bracket assembly of claim 2, wherein: The mounting racks (501) are fixedly arranged on the front surface of the main support (1) from left to right, the plug-in grooves (502) are arranged in the mounting racks (501), the plug-in pieces (504) are inserted into the plug-in grooves (502), the cavities (505) are arranged in the plug-in pieces (504), the limiting springs (506) are fixedly arranged on the cavity walls of the cavities (505), and the decreasing limiting blocks (507) are matched with the limiting tooth grooves (503).

4. The bumper mounting bracket assembly of claim 3, wherein: One end of the connecting rack (508) is fixedly arranged on the upper end of the auxiliary support (2), the other end of the connecting rack (508) is fixedly arranged on the upper end of the plug-in piece (504), and the flexible connecting block (509) is fixedly arranged between the mounting rack (501) and the auxiliary support (2).

5. The bumper mounting bracket assembly of claim 1, wherein: The buffering mechanism (6) comprises a plurality of groups of fixing racks (601), the fixing racks (601) are fixedly arranged on the front surface of the main support (1) from left to right, the fixing racks (601) are all provided with sliding grooves (602) in the interiors, the sliding grooves (602) are all slidably connected with sliding blocks (603), and the front surfaces of the sliding blocks (603) are fixedly provided with inner arc-shaped racks (604).

6. The bumper mounting bracket assembly of claim 5, wherein: The front surface of the inner arc-shaped rack (604) is fixedly provided with an outer arc-shaped rack (605), and the outer arc-shaped rack (605) is fixedly arranged on the back surface of the auxiliary support (2).

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