CN210011592U

CN210011592U - Mounting structure of automobile front end part

Info

Publication number: CN210011592U
Application number: CN201920571357.3U
Authority: CN
Inventors: 曹淑芬; 孔传宝; 徐昕宇
Original assignee: Zhejiang Geely Holding Group Co Ltd; Zhejiang Geely Automobile Research Institute Co Ltd
Current assignee: Zhejiang Geely Holding Group Co Ltd; Zhejiang Liankong Technologies Co Ltd
Priority date: 2019-04-24
Filing date: 2019-04-24
Publication date: 2020-02-04
Anticipated expiration: 2029-04-24

Abstract

The utility model provides a mounting structure of car front-end components belongs to car technical field. It has solved the poor problem of current car front end part installation stability. This mounting structure of car front-end component, car front-end component include front end frame and radiator, and mounting structure includes at least one connecting seat of connecting front end frame and radiator, and the connecting seat has the support chamber, and the radiator has the installation head that the embedding supported the chamber, supports the intracavity and is equipped with the bolster that is made by flexible material and is located between installation head and the connecting seat, has the clearance between bolster and the support chamber wall. This mounting structure of car front-end component has the advantage that improves car front-end component installation stability.

Description

Mounting structure of automobile front end part

Technical Field

The utility model belongs to the technical field of the car, a mounting structure of car front-end components is related to.

Background

With the development of the automobile industry, the light weight and modularization of automobiles have become the trend of automobile development, wherein, the front end frame of the automobile is mainly used for fixing functional accessories such as automobile body front end exterior trimming parts, radiators, engine hood lock brackets and the like. Most of automobile front end frames in the prior art are of metal structures and are formed by welding a plurality of stamping parts, so that the processing period and the manufacturing cost of the front end frame are long, but in order to reduce the development cost, shorten the development period and improve the product competitiveness, automobile manufacturers need to realize the light weight requirement and the platform production of the front end frame.

In order to realize the light weight requirement and the platform production of the front end frame of the automobile, an automobile manufacturer manufactures the front end frame by adopting integral injection molding, after the front end frame is injection molded, an upper mounting head of a radiator is embedded into an upper beam mounting hole of the front end frame, a lower mounting head of the radiator is embedded into a lower beam mounting hole of the front end frame, and meanwhile, an engine hood lock bracket is also mounted on an upper beam of the front end beam.

The automobile front end frame can meet the requirements of platformization production and light weight. However, the weight of the radiator is heavy, so that the force and moment borne by the front end frame in the driving process of the automobile are large, and when the engine hood is closed, the impact of the engine hood on the engine hood lock bracket is large, so that the rigidity of the upper cross beam of the front end frame is insufficient, the mounting point for fixing the radiator on the upper cross beam is easy to crack, and the radiator is easy to shake in the driving process of the automobile. In order to avoid the problem of insufficient rigidity of the upper cross beam of the front end frame of the automobile, a method easily conceived by those skilled in the art is to provide mounting holes on the two side cross beams of the front end frame, and move the mounting heads on the upper portion of the radiator to the two sides of the radiator, but simple connection position changes still cannot improve the mounting stability of the radiator.

Disclosure of Invention

The utility model aims at the above-mentioned problem that exists among the prior art, provide a mounting structure of car front-end component, the technical problem of solution is how to improve installation stability.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a mounting structure of car front-end component, car front-end component includes front end frame and radiator, its characterized in that, mounting structure include at least one connecting seat of connecting front end frame and radiator, the connecting seat has the support chamber, the radiator has the installation head that the embedding supported the chamber, it is equipped with by flexible material and makes and be located the bolster between installation head and the connecting seat to support the intracavity, the bolster has the clearance with supporting between the chamber wall.

The mounting structure can be applied to the front end frame of the automobile. The principle of the automobile front end part mounting structure is as follows: when the front end frame is connected with the radiator, the buffer piece is arranged in the supporting cavity, the mounting head of the radiator is embedded into the supporting cavity of the connecting seat, the buffer piece is located between the mounting head and the wall of the supporting cavity, the connecting seat is connected with the front end frame, and the upper portion of the radiator can be fixed on the front end frame. Because the front end frame is fixed on the vehicle body frame, when the vehicle runs or the engine hood is closed, the front end frame directly receives force and moment or receives force and moment transmitted by the vehicle body frame, and then part of the force and moment borne by the front end frame can be transmitted to the radiator through the connecting seat, when the force and moment pass through the connecting seat, the buffer piece made of flexibility can buffer the force and moment and then transmit the force and moment to the radiator, thereby reducing the force and moment actually required to be borne by the radiator, meanwhile, because a gap is arranged between the buffer piece and the wall of the supporting cavity, the gap reduces the contact area between the buffer piece and the wall of the supporting cavity on one hand, and increases the buffer stroke of the buffer piece on the other hand, thereby further reducing the force and moment actually required to be borne by the radiator, and further reducing the shaking of the radiator relative to the front end frame to the greatest extent, because of the heavy weight of radiator, through reducing rocking of radiator make the atress of connecting seat and front end frame junction also reduce thereupon to improve the installation stability of radiator.

In foretell mounting structure of car front-end part, the bolster is made by rubber materials, the bolster includes that stabilizer blade and cover locate the cushion collar outside the installation head, the cushion collar has the clearance with supporting between the chamber wall in chamber, the cushion collar is connected to the one end of stabilizer blade, the stabilizer blade other end links to each other with the connecting seat. After the radiator is installed, the buffer sleeve separates the installation head from the connecting seat, the installation head is prevented from contacting the connecting seat, when the connecting seat receives force and moment transmitted by the front end frame, because a gap is formed between the buffer sleeve and the wall of the supporting cavity, the action force is prevented from being directly transmitted to the installation head through the buffer sleeve, but is transmitted to the buffer sleeve through the support legs, and then is transmitted to the installation head through the buffer sleeve, the action force which is actually required to be borne by the installation head is weakened greatly, so that the swinging of the radiator is reduced, meanwhile, when the radiator swings, the gap between the buffer sleeve and the wall of the supporting cavity prevents the reaction force of the radiator from being directly transmitted to the connecting seat, and then the stress at the joint of the connecting seat and the front end frame is also reduced, and the installation stability.

In the mounting structure of the automobile front end component, the connecting seat is further provided with a clamping groove communicated with the supporting cavity, the other end of the supporting leg is provided with a clamping head embedded into the clamping groove, and a gap is formed between the outer wall of the supporting leg and the wall of the supporting cavity. When the bolster is connected with the connecting seat, imbed the draw-in groove with the dop and can link to each other bolster and connecting seat, have the clearance between the chamber wall in stabilizer blade outer wall and support chamber, the bolster passes through dop and connecting seat contact promptly, further reduce the area of contact between bolster and the connecting seat, reduce the effort of transmitting to installation head by the connecting seat, otherwise the biggest avoid the radiator to produce rock the transmission to the connecting seat, and then the atress of connecting seat and front end frame junction also reduces thereupon, thereby improve the installation stability of radiator.

In the mounting structure of the automobile front end component, the clamping groove penetrates from one side of the connecting seat to the other side, a guide part protruding out of the connecting seat is arranged on one side of the connecting seat and located between the clamping head and the supporting leg, a retaining plate for shielding the clamping groove is arranged on the other side of the connecting seat, and the clamping head abuts against the retaining plate. When the bolster is connected with the connecting seat, the guide part carries on spacingly to the embedding position of dop, make the dop be located between dop and the stabilizer blade, when removing the dop, the guide part leads the dop, make in the dop imbeds the draw-in groove fast, stopping board side is spacing to the dop, avoid the dop to break away from the draw-in groove, on the other hand makes operating personnel easily judge the installation condition of dop and draw-in groove, so that in time adjust with the position of dop, make the radiator installation firm, thereby improve the installation stability of radiator.

In the above installation structure for the front end part of the automobile, a limiting convex edge is arranged between the chuck and the support leg, and the limiting convex edge is attached to the wall of the support cavity. After the bolster is connected with the connecting seat, spacing protruding edge is leaned on and is supported cavity wall and separate bolster and dop, avoids the dop to break away from the draw-in groove for the firm embedding of dop is in the draw-in groove, and the firm location of bolster is in the connecting seat promptly, thereby improves the installation stability of radiator.

In the mounting structure of the automobile front end component, the top of the clamping head is provided with a bayonet, and the wall of the clamping groove is provided with a clamping protrusion embedded into the bayonet. After the blotter is connected with the connecting seat, the protruding embedding bayonet socket of card, the position of dop in the draw-in groove is injectd to the card, when stabilizer blade and cushion collar take place to rock, the protruding at utmost of card avoids the dop to rock along with the stabilizer blade to improve the installation stability of radiator.

In the above installation structure for the front end part of the automobile, the number of the support legs is two, a separation table located between two adjacent support legs is arranged on the cavity wall of the support cavity, and a gap is formed between each support leg and the separation table. When the bolster cushions the effort of radiator, separate the platform and supply the stabilizer blade to support and lean on, produced range of rocking when reducing stabilizer blade and cushion collar and receiving the effort avoids stabilizer blade and cushion collar to deviate from the support chamber to improve the installation stability of radiator.

In the above-mentioned mounting structure of a car front-end component, be equipped with the protruding group of buffering of a plurality of protrusion in supporting the cavity wall on the connecting seat, the protruding group of buffering includes the buffering arch that a plurality of interval set up, all have the clearance between cushion collar and the buffering arch. When the radiator rocks, the buffer piece can contact with the wall of the supporting cavity, the contact area between the buffer sleeve and the wall of the supporting cavity is reduced by the buffer protrusion, and therefore transmission between the connecting seat and the buffer piece is reduced, and the installation stability of the radiator is improved.

In foretell mounting structure of automobile front-end component, be equipped with the stopper on the outer wall of connecting seat, be equipped with the support connecting seat on the front end frame and carry out spacing limit structure to the stopper, limit structure is including locating first spacing seat and the spacing seat of second of front end frame rear side, the connecting seat is located between first spacing seat and the spacing seat of second, all have the spacing groove on first spacing seat and on the spacing seat of second, stopper embedding spacing inslot. When the connecting seat is connected with the front end frame, the limiting block is embedded into the limiting groove, so that the connecting seat is located between the first limiting seat and the second limiting seat, namely, the connecting seat is positioned on the front end frame, the connecting seat and the front end frame are connected through a mechanical structure, the mounting hole for the mounting head to wear is avoided being formed in the prior art, the overall strength of the front end frame is prevented from being reduced, and the mounting stability of the radiator is improved.

In the mounting structure of the automobile front end component, the outer wall of the connecting seat is provided with a mounting hole for fixing, the front side of the front end frame is provided with a fixing hole for a fastener to pass through and communicate with the mounting hole, and the fixing hole is located between the first limiting seat and the second limiting seat. After the connecting seat is located between the first limiting seat and the second limiting seat, the connecting seat passes through the fixing hole through the fastener and is connected with the mounting hole, the connecting seat can be fixed between the first limiting seat and the second limiting seat, and the connecting seat is limited by the first limiting seat and the second limiting seat, so that the mounting stability of the radiator is improved.

Compared with the prior art, the utility model provides a pair of mounting structure of car front-end components has following advantage:

1. when the automobile driving in-process or the engine hood produced when closing power and moment when the connecting seat, the bolster of making by rubber can cushion power and moment and transmit to the radiator again, and simultaneously, bolster and the clearance of supporting between the chamber wall, reduce the area of contact between bolster and the supporting chamber wall, increase the buffer stroke of bolster, from this further reduce the power and the moment that the actual required bearing of radiator, on the contrary, bolster and the clearance of supporting between the chamber wall make the reaction force of radiator also be difficult for transmitting to the connecting seat, and then the produced rocking of the relative front end frame of at utmost reduction radiator, because of the weight of radiator is heavy, through reducing rocking of radiator make the atress of connecting seat and front end frame junction also reduce along with it, thereby improve the installation stability of radiator.

2. After the connecting seat is connected with the front end frame, the connecting seat is fixed between the first limiting seat and the second limiting seat, the mounting position of the connecting group is limited by the first limiting seat and the second limiting seat, so that the connecting seat and the front end frame are connected through a mechanical structure, a mounting hole for the mounting head to wear is avoided being formed in the prior art, the overall strength of the front end frame is prevented from being reduced, and the mounting stability of the radiator is improved.

Drawings

Fig. 1 is a schematic view of a state where the present front end frame is connected to a heat sink.

Fig. 2 is an exploded view of fig. 1.

FIG. 3 is a cross-sectional view of the front end frame and heat sink junction

Fig. 4 is a schematic view of the whole structure of the limiting structure.

Fig. 5 is a schematic view of the overall structure of the connecting base.

Fig. 6 is an exploded view of fig. 5.

Fig. 7 is a cross-sectional view of fig. 5.

In the figure, 1, a front end frame; 2. a heat sink; 21. a mounting head; 3. a connecting seat; 31. a limiting block; 32. a support cavity; 33. mounting holes; 34. a card slot; 341. clamping convex; 35. a backstop plate; 36. a guide portion; 37. a separating table; 38. buffering the convex group; 381. a buffer protrusion; 4. a limiting structure; 41. a first limiting seat; 42. a second limiting seat; 43. a limiting groove; 44. a fixing hole; 5. a buffer member; 51. a support leg; 52. a buffer sleeve; 53. clamping a head; 531. a bayonet; 54. a limiting convex edge; 6. a protective sleeve.

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, the mounting structure of the front end part of the automobile comprises a front end frame 1 and a radiator 2, and the mounting structure comprises a connecting seat 3.

As shown in fig. 2, in this embodiment, the number of the connecting seat 3 is two, in actual production, the number of the connecting seat 3 may be three or four, as shown in fig. 3, the connecting seat 3 is located between the front end frame 1 and the heat sink 2, the connecting seat 3 has a supporting cavity 32, the heat sink 2 has a mounting head 21 embedded in the supporting cavity 32, in this embodiment, the mounting head 21 is located at the left and right sides of the upper portion of the body of the heat sink 2, in actual production, the mounting head 21 may be located at the top or bottom of the body of the heat sink 2, as shown in fig. 5, 6, and 7, a buffer member 5 made of rubber material and located between the mounting head 21 and the connecting seat 3 is arranged in the supporting cavity 32, the buffer member 5 includes a supporting leg 51 and a buffer sleeve 52 sleeved outside the mounting head 21, a protection sleeve 6 is arranged between the, the contact area between the mounting head 21 and the buffer sleeve 52 is reduced by the positioning protrusions, a gap is formed between the buffer sleeve 52 and the cavity wall of the supporting cavity 32, one end of the supporting leg 51 is connected with the buffer sleeve 52, the connecting seat 3 is also provided with a clamping groove 34 communicated with the supporting cavity 32, the other end of the supporting leg 51 is provided with a clamping head 53 embedded in the clamping groove 34, a gap is formed between the outer wall of the supporting leg 51 and the cavity wall of the supporting cavity 32, the clamping groove 34 penetrates from one side to the other side of the connecting seat 3, one side of the connecting seat 3 is provided with a guide part 36 protruding out of the connecting seat 3, the guide part 36 is positioned between the clamping head 53 and the supporting leg 51, the other side of the connecting seat 3 is provided with a retaining plate 35 for shielding the clamping groove 34, the clamping head 53 is abutted against the retaining plate 35, the clamping head 341 arranged on the groove wall of the clamping groove 34, in this embodiment, the number of the supporting legs 51 is two, in actual production, the number of the supporting legs 51 can be three or four, the partition table 37 located between two adjacent supporting legs 51 is arranged on the cavity wall of the supporting cavity 32, a gap is formed between the supporting legs 51 and the partition table 37, in this embodiment, the three buffer convex groups 38 protruding out of the cavity wall of the supporting cavity 32 are arranged on the connecting seat 3, in actual production, the number of the buffer convex groups 38 can be two or four, each buffer convex group 38 comprises at least four buffer protrusions 381 arranged at intervals, the three buffer convex groups 38 are respectively located on two side walls of the supporting cavity 32 and the top wall of the supporting cavity 32, and gaps are formed between the buffer sleeves 52 and the buffer protrusions 381.

As shown in fig. 4, the front end frame 1 is provided with a limiting structure 4 for supporting the connecting seat 3 and limiting the limiting block 31, the limiting structure 4 includes a first limiting seat 41 and a second limiting seat 42 disposed at the rear side of the front end frame 1, the connecting seat 3 is disposed between the first limiting seat 41 and the second limiting seat 42, the first limiting seat 41 and the second limiting seat 42 are both provided with a limiting groove 43, the outer wall of the connecting seat 3 is provided with the limiting block 31 embedded into the limiting groove 43, the outer wall of the connecting seat 3 is provided with a mounting hole 33 for fixing, the front end frame 1 is provided with a fixing hole 44 for a fastener to pass through and communicate with the mounting hole 33, the fastener in the embodiment is a bolt, in actual production, the fastener may be a screw or a stud, and the fixing hole 44 is disposed between the first limiting seat 41 and the second limiting seat 42.

When connecting seat 3 is connected with radiator 2, earlier with dop 53 embedding draw-in groove 34, protruding 341 embedding bayonet 531 of card, then dop 53 supports and leans on stopping board 35, make bolster 5 arrange in supporting cavity 32, and then imbed the installation head 21 of radiator 2 body both sides in the supporting cavity 32 of connecting seat 3, can link to each other connecting seat 3 with radiator 2, bolster 5 is located between installation head 21 and the supporting cavity 32 chamber wall, when connecting seat 3 is connected with front end frame 1, aim at spacing groove 43 embedding with stopper 31, make connecting seat 3 be located between first spacing seat 41 and the spacing seat 42 of second, the rethread bolt passes from the fixed orifices 44 of front side of front end frame 1, and then with mounting hole 33 threaded connection, can link to each other connecting seat 3 with front end frame 1. When some part of the force and moment born by the front end frame 1 is transmitted to the radiator 2 through the connecting seat 3, the buffer piece 5 made of rubber buffers the force and moment and transmits the force and moment to the radiator 2, so that the time of transmitting the force to the mounting head 21 is prolonged, the gap between the buffer piece 5 and the cavity wall of the supporting cavity 32 reduces the contact area between the buffer piece 5 and the cavity wall of the supporting cavity 32 on one hand, and increases the buffer stroke of the buffer piece 5 on the other hand, thereby further reducing the force and moment actually required to be born by the radiator 2, and reducing the shaking generated by the radiator 2 relative to the front end frame 1 to the maximum extent, on the contrary, when the radiator 2 shakes relative to the front end frame 1, the gap between the buffer piece 5 and the cavity wall of the supporting cavity 32 reduces the reaction force of the radiator 2, so that the stress at the connecting position of the connecting seat 3 and the, thereby improving the mounting stability of the radiator 2.

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 terms such as the front end frame 1, the heat sink 2, the mounting head 21, the connecting seat 3, the stopper 31, the supporting cavity 32, the mounting hole 33, the locking groove 34, the locking protrusion 341, the retaining plate 35, the guide portion 36, the separating table 37, the buffer protrusion set 38, the buffer protrusion 381, the stopper structure 4, the first stopper seat 41, the second stopper seat 42, the stopper groove 43, the fixing hole 44, the buffer 5, the leg 51, the buffer sleeve 52, the locking head 53, the locking notch 531, the stopper protrusion edge 54, and the protection sleeve 6 are used more often herein, the possibility of using other terms is not excluded. 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

1. The utility model provides a mounting structure of car front-end component, car front-end component includes front end frame (1) and radiator (2), its characterized in that, mounting structure include connecting seat (3) of at least one connection front end frame (1) and radiator (2), connecting seat (3) have support chamber (32), radiator (2) have the installation head (21) that the embedding supported chamber (32), be equipped with in support chamber (32) and make by flexible material and be located bolster (5) between installation head (21) and connecting seat (3), bolster (5) and support chamber (32) have the clearance between the chamber wall.

2. The mounting structure of a front end component of an automobile according to claim 1, wherein the buffer member (5) is made of rubber material, the buffer member (5) comprises a supporting leg (51) and a buffer sleeve (52) sleeved outside the mounting head (21), a gap is formed between the buffer sleeve (52) and the wall of the supporting cavity (32), one end of the supporting leg (51) is connected with the buffer sleeve (52), and the other end of the supporting leg (51) is connected with the connecting seat (3).

3. The mounting structure for a front end part of an automobile according to claim 2, wherein the connecting base (3) further has a slot (34) communicating with the supporting cavity (32), the other end of the supporting leg (51) is provided with a clamp (53) inserted into the slot (34), and a gap is provided between the outer wall of the supporting leg (51) and the wall of the supporting cavity (32).

4. The mounting structure for the front end part of the automobile according to claim 3, wherein the engaging groove (34) penetrates from one side of the connecting base (3) to the other side thereof, a guide portion (36) protruding from the connecting base (3) is provided on one side of the connecting base (3), the guide portion (36) is located between the engaging head (53) and the leg (51), a retaining plate (35) for shielding the engaging groove (34) is provided on the other side of the connecting base (3), and the engaging head (53) abuts against the retaining plate (35).

5. The mounting structure for a front end part of an automobile according to claim 4, wherein a limit protruding edge (54) is provided between the clip head (53) and the leg (51), and the limit protruding edge (54) abuts against the wall of the support cavity (32).

6. The mounting structure for a front end part of an automobile according to any one of claims 3 to 5, wherein a bayonet (531) is provided at a top of the draw-in head (53), and a catching protrusion (341) fitted into the bayonet (531) is provided at a wall of the catching groove (34).

7. The mounting structure for a front end part of an automobile according to any one of claims 2 to 5, wherein the number of the legs (51) is two, a partition table (37) is provided between two adjacent legs (51) on the wall of the supporting chamber (32), and a gap is provided between the legs (51) and the partition table (37).

8. The mounting structure of an automobile front end component according to any one of claims 2 to 5, wherein a plurality of buffer convex groups (38) protruding from the cavity wall of the supporting cavity (32) are arranged on the connecting seat (3), the buffer convex groups (38) include a plurality of buffer protrusions (381) arranged at intervals, and gaps are arranged between the buffer sleeves (52) and the buffer protrusions (381).

9. The mounting structure for the front end part of the automobile according to any one of claims 1 to 5, wherein a stopper (31) is disposed on an outer wall of the connecting seat (3), a limiting structure (4) for supporting the connecting seat (3) and limiting the stopper (31) is disposed on the front end frame (1), the limiting structure (4) includes a first limiting seat (41) and a second limiting seat (42) disposed at a rear side of the front end frame (1), the connecting seat (3) is disposed between the first limiting seat (41) and the second limiting seat (42), both the first limiting seat (41) and the second limiting seat (42) have a limiting groove (43), and the stopper (31) is embedded in the limiting groove (43).

10. The mounting structure of the front end component of the automobile according to claim 9, wherein the outer wall of the connecting seat (3) is provided with a mounting hole (33) for fixing, a fixing hole (44) for a fastener to pass through and communicate with the mounting hole (33) is formed in the front side of the front end frame (1), and the fixing hole (44) is located between the first limiting seat (41) and the second limiting seat (42).