A front passenger armrest mounting bracket and installation method

Abstract

This invention relates to the field of automobile manufacturing technology. Specifically, this invention relates to a front passenger armrest mounting bracket and installation method, including a side panel inner plate (1) and a front armrest bracket (2); one side of the side panel inner plate (1) is provided with an A-pillar inner plate (3); the A-pillar inner plate (3) is provided with a front roof crossbeam connecting plate (4); the front armrest bracket (2) is provided with a first connecting structure and a second connecting structure respectively; the first connecting structure is connected to the side panel inner plate (1); the second connecting structure is connected to the A-pillar inner plate (3) and the front roof crossbeam connecting plate (4) respectively; the internal cavity structure of the side panel inner plate is not changed; there is no need to redevelop CBS rubber blocks, reducing production costs and cycle; at the same time, the stability of the entire cavity structure is ensured; it can meet the performance requirements of the roof pressure resistance required at the position of the front roof crossbeam connecting plate.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of automobile manufacturing, in particular, the present application relates to a front passenger handrail mounting bracket and mounting method. BACKGROUND

[0002] The automobile passenger handrail greatly improves the convenience of getting on the vehicle for some old people or people with difficulty in moving, especially for some SUV models with high chassis; and plays a very important role in balance and stability during vehicle turning or inclined driving; generally, two general small brackets are used to install the handrail, the cross section is "J" shape, and the bracket is connected with the vehicle body through welding points or bolts; there are two problems in using two general small brackets, one is that because the two brackets are general, the front and rear matching positions of the A column often need to be matched with "boss" and "concave", which greatly affects the cavity of the A column; and the A column cavity is arranged with CBS rubber block, this scheme not only leads to the need to redevelop the CBS rubber block, which brings great cost and cycle influence, and also has certain negative influence on the vehicle roof pressure resistance, the second is that the general two brackets affect more surrounding arrangements, which overturns more pre-arrangements, resulting in more matching parts to change.

[0003] The applicant found through retrieval that the Chinese patent document with publication number 219564880U disclosed an automobile passenger handrail mounting structure on August 22, 2023, which includes a passenger handrail and a handrail mounting bracket, each passenger handrail is fixed on the vehicle body through a pair of handrail mounting brackets, the pair of handrail mounting brackets are centrally symmetrically arranged, the edges of the handrail mounting brackets are fixed on the vehicle body through assembly bolts, the handrail mounting bracket is provided with a bracket mounting surface for cooperating with the handrail mounting surface of the handrail, the bracket mounting surface is provided with a handrail mounting hole and a positioning structure for positioning the handrail; the device cannot solve the above technical problems.

[0004] Therefore, in order to improve or solve at least one of the above problems, it is necessary to provide a front passenger handrail mounting bracket and mounting method which can avoid extruding or expanding the A column cavity structure. SUMMARY

[0005] The present application relates to the technical field of automobile manufacturing, in particular, the present application relates to a front passenger handrail mounting bracket and mounting method.

[0006] In order to solve the above technical problems, the technical scheme adopted by the present application is as follows: a front-row passenger handrail mounting bracket, comprising a side wall beam inner plate and a front-row handrail bracket; one side of the side wall beam inner plate is provided with an A-pillar upper inner plate; the A-pillar upper inner plate is provided with a front top cross beam connecting plate; the front-row handrail bracket is respectively provided with a first connecting structure and a second connecting structure; the first connecting structure is connected with the side wall beam inner plate; and the second connecting structure is connected with the A-pillar upper inner plate and the front top cross beam connecting plate respectively.

[0007] The side wall beam inner plate comprises a top plate and a bottom plate; a cavity is arranged between the top plate and the bottom plate; a CBS rubber block is arranged in the cavity; and the first connecting structure and the second connecting structure are both connected with the top plate.

[0008] The first connecting structure comprises a double-head buckle; the double-head buckle is arranged on the front-row handrail bracket; the double-head buckle is arranged at the middle part of the front-row handrail bracket; a buckle mounting hole is arranged on the top plate; and the double-head buckle is connected in the buckle mounting hole.

[0009] A sheet metal turned edge hasp is arranged on the front-row handrail bracket; the sheet metal turned edge hasp is arranged on one side of the double-head buckle; a hasp through hole is arranged on the top plate; and the sheet metal turned edge hasp is connected in the hasp through hole.

[0010] The second connecting structure comprises a first mounting bolt; a bracket connecting plate is arranged on the front-row handrail bracket; first bolt holes are arranged on the A-pillar upper inner plate and the front top cross beam connecting plate; the first mounting bolt is arranged on the bracket connecting plate; and the first mounting bolt is connected in the first bolt holes.

[0011] An airbag is arranged on the side wall beam inner plate; a connecting plate is arranged on the side of the front-row handrail bracket close to the airbag; the connecting plate is arranged between the double-head buckle and the sheet metal turned edge hasp; and the connecting plate is connected with the airbag and the top plate respectively.

[0012] The airbag is connected with an airbag mounting plate; a second mounting bolt is arranged on the airbag mounting plate; second bolt holes are arranged on the connecting plate and the top plate; and the second mounting bolt is connected in the second bolt holes.

[0013] A third mounting bolt is arranged on the front-row handrail bracket; the third mounting bolt is arranged at two ends of the front-row handrail bracket respectively; and the third mounting bolt is connected with the top plate.

[0014] A passenger handrail mounting nut is arranged on the front-row handrail bracket; the passenger handrail mounting nut is arranged on the side of the front-row handrail bracket away from the third mounting bolt.

[0015] A mounting method of the front passenger handrail mounting bracket, the mounting method comprises the following steps:

[0016] 1) connect the double-end buckle in the buckle mounting hole; connect the sheet metal flange buckle in the buckle via hole;

[0017] 2) stack the bracket connecting plate, the front top cross beam connecting plate and the A-pillar upper inner plate in sequence; connect the first mounting bolt in the first bolt hole; connect the third mounting bolt with the top plate;

[0018] 3) stack the airbag mounting plate on the connecting plate; connect the second mounting bolt in the second bolt hole.

[0019] The beneficial effects of the present application are:

[0020] The front passenger handrail bracket of the present application realizes pre-hanging through the double-end buckle and the sheet metal flange buckle thereof, and is connected with the side wall beam inner plate, the front top cross beam connecting plate and the A-pillar upper inner plate through four bolts; only the buckle mounting hole, the buckle via hole and a plurality of bolt holes are arranged on the side wall beam inner plate, and the internal cavity of the side wall beam inner plate is not changed; the CBS rubber block in the cavity is used to the maximum extent; the CBS rubber block does not need to be redeveloped, thereby reducing the production cost and cycle; the newly added front passenger handrail bracket has little influence on the structure of the CBS rubber block in the cavity, and meanwhile ensures the stability of the entire cavity structure; the performance requirements of the front top cross beam connecting plate position roof compression resistance can be met. BRIEF DESCRIPTION OF DRAWINGS

[0021] The specific embodiments of the present application will be further described in detail below in combination with the drawings, in which:

[0022] Figure 1 It is a schematic view of the mounting state of the front passenger handrail mounting bracket.

[0023] Figure 2 It is a schematic view of the mounting state of the airbag of the front passenger handrail mounting bracket.

[0024] Figure 3 It is a schematic view of the structure of the passenger handrail mounting nut of the front passenger handrail mounting bracket.

[0025] Figure 4 It is Figure 3 It is a sectional view of the A-A of the front passenger handrail mounting bracket.

[0026] Figure 5 It is a schematic view of the second connecting structure of the front passenger handrail mounting bracket.

[0027] Figure 6 It is Figure 5 It is a sectional view of the B-B of the front passenger handrail mounting bracket.

[0028] Figure 7 Structure diagram of first connecting structure of bracket for installing front passenger handrail.

[0029] Figure 8 For Figure 7 C-C section view of bracket for installing front passenger handrail shown in the figure.

[0030] Figure 9 Structure diagram of sheet metal flange buckle of bracket for installing front passenger handrail.

[0031] Figure 10 For Figure 9 D-D section view of bracket for installing front passenger handrail shown in the figure.

[0032] The marks in the above figures are as follows:

[0033] The marks in the figures are as follows:

[0034] 1, side wall beam inner plate, 101, buckle mounting hole, 102, buckle via hole, 103, top plate, 104, bottom plate, 105, cavity, 106, CBS glue block,

[0035] 2, front handrail bracket,

[0036] 3, A-pillar inner plate,

[0037] 4, front roof cross beam connecting plate,

[0038] 5, double-end buckle,

[0039] 6, sheet metal flange buckle,

[0040] 7, first mounting bolt, 701, first bolt hole, 702, bracket connecting plate,

[0041] 8, airbag, 801, connecting plate, 802, airbag mounting plate, 803, second mounting bolt, 804, second bolt hole,

[0042] 9, third mounting bolt,

[0043] 10, passenger handrail mounting nut. DETAILED DESCRIPTION

[0044] The specific embodiments of the present application will be further described in detail below with reference to the accompanying drawings, and the purpose is to help the technical personnel in the field to have a more complete, accurate and in-depth understanding of the inventive concept and technical solution of the present application, and to help its implementation.

[0045] Figure 1The front-row passenger handrail mounting bracket shown includes a side wall beam inner plate 1 and a front-row handrail bracket 2; one side of the side wall beam inner plate 1 is provided with an A-pillar upper inner plate 3; the A-pillar upper inner plate 3 is provided with a front top cross beam connecting plate 4; the front-row handrail bracket 2 is respectively provided with a first connecting structure and a second connecting structure; the first connecting structure is connected with the side wall beam inner plate 1; the second connecting structure is connected with the A-pillar upper inner plate 3 and the front top cross beam connecting plate 4 respectively.

[0046] The front-row handrail bracket 2 is connected with the side wall beam inner plate 1, the front top cross beam connecting plate 4 and the A-pillar upper inner plate 3 through the first connecting structure and the second connecting structure; the internal cavity structure of the side wall beam inner plate 1 is not changed; the CBS block 106 in the cavity 105 is used to the greatest extent; it is not necessary to redevelop the CBS block 106, thereby reducing the production cost and period; the newly added front-row handrail bracket 2 has no great influence on the structure of the CBS block 106 in the cavity 105, while ensuring the stability of the entire cavity 105 structure; the performance requirements of the position roof compression resistance of the front top cross beam connecting plate 4 can be met.

[0047] The side wall beam inner plate 1 includes a top plate 103 and a bottom plate 104; a cavity 105 is arranged between the top plate 103 and the bottom plate 104; a CBS block 106 is arranged in the cavity 105; the first connecting structure and the second connecting structure are both connected with the top plate 103.

[0048] The material of the front-row handrail bracket 2 is HC340 / 590DP, and the thickness is 1.5 mm; the cross sections of the top plate 103 and the bottom plate 104 are both U-shaped structures; the top plate 103 and the bottom plate 104 are fixedly connected; the CBS block 106 is a Composite Body Solutions block, which is composed of a heat-activated expandable high-strength adhesive layer and a load carrier; the CBS block 106 fills the cavity 105, can significantly improve the rigidity and strength of the overall structure and improve the collision safety performance; increase the rigidity and stability of the vehicle body, absorb and disperse the collision energy, reduce the impact on the vehicle and the occupants, and also effectively suppress the body resonance and noise transmission, improve the riding comfort of the vehicle; the CBS block 106 is a Z-shaped structure; the CBS block 106 is fixedly connected in the cavity 105.

[0049] The first connecting structure includes a double-headed buckle 5; the double-headed buckle 5 is arranged on the front-row handrail bracket 2; and the double-headed buckle 5 is arranged at the middle part of the front-row handrail bracket 2; the top plate 103 is provided with a buckle mounting hole 101; the double-headed buckle 5 is connected in the buckle mounting hole 101; the diameter of the buckle mounting hole 101 is 8 mm.

[0050] One end of the double-end buckle 5 is clamped on the front row armrest support 2; the other end of the double-end buckle 5 extends into the buckle mounting hole 101 and is clamped on the inner wall of the top plate 103; the X direction and the Z direction of the front row armrest support 2 can be limited; at the same time, the stable connection of the front row armrest support 2 and the top plate 103 can be realized.

[0051] The front row armrest support 2 is provided with a sheet metal flange buckle 6; the sheet metal flange buckle 6 is arranged on one side of the double-end buckle 5; the top plate 103 is provided with a buckle through hole 102; the sheet metal flange buckle 6 is connected in the buckle through hole 102.

[0052] The sheet metal flange buckle 6 and the front row armrest support 2 are an integral structure; the cross section of the sheet metal flange buckle 6 is an L-shaped structure; the buckle through hole 102 is a square hole; the sheet metal flange buckle 6 is inserted into the buckle through hole 102, which can limit the Y direction rotation of the front row armrest support 2; the size of the sheet metal flange buckle 6 is 7mmX4mm; the size of the buckle through hole 102 is 9mmX5.2mm.

[0053] The second connecting structure includes a first mounting bolt 7; the front row armrest support 2 is provided with a support connecting plate 702; the A-pillar upper inner plate 3 and the front top cross beam connecting plate 4 are both provided with a first bolt hole 701; the first mounting bolt 7 is arranged on the support connecting plate 702; and the first mounting bolt 7 is connected in the first bolt hole 701.

[0054] The support connecting plate 702 and the front row armrest support 2 are an integral structure; the double-end buckle 5, the sheet metal flange buckle 6 and the first mounting bolt 7 are all connected on the support connecting plate 702; the first mounting bolt 7 sequentially passes through the support connecting plate 702, the front top cross beam connecting plate 4 and the A-pillar upper inner plate 3; so that the first mounting bolt 7 can realize the stable connection of the support connecting plate 702, the front top cross beam connecting plate 4 and the A-pillar upper inner plate 3.

[0055] The side wall beam inner plate 1 is provided with an air bag 8; the front row armrest support 2 is provided with a connecting plate 801 close to the air bag 8; the connecting plate 801 is arranged between the double-end buckle 5 and the sheet metal flange buckle 6; the connecting plate 801 is connected with the air bag 8 and the top plate 103 respectively.

[0056] The air bag 8 is fixedly connected on the side wall beam inner plate 1; the air bag generator is installed on the side wall beam inner plate 1; the air bag 8 is connected with the air bag generator; the connecting plate 801 is a square plate; the connecting plate 801 is fixedly connected on the front row armrest support 2; the air bag 8 is fixedly connected with the connecting plate 801; so that the fixed connection of the air bag 8, the connecting plate 801 and the top plate 103 can be realized.

[0057] The air bag 8 is connected with an air bag mounting plate 802; the air bag mounting plate 802 is provided with a second mounting bolt 803; the connecting plate 801 and the top plate 103 are both provided with a second bolt hole 804; the second mounting bolt 803 is connected in the second bolt hole 804.

[0058] The air bag mounting plate 802 is a square plate; the air bag mounting plate 802 is fixedly connected with the air bag; the second mounting bolt 803 passes through the air bag mounting plate 802, the connecting plate 801 and the top plate 103 in sequence; thereby the fixed connection of the air bag 8, the connecting plate 801 and the top plate 103 can be realized.

[0059] The front-row handrail support 2 is provided with a third mounting bolt 9; the third mounting bolt 9 is arranged at both ends of the front-row handrail support 2 respectively, and the third mounting bolt 9 is connected with the top plate 103.

[0060] The front-row handrail support 2 is provided with a third mounting bolt 9; the third mounting bolt 9 is arranged at both ends of the front-row handrail support 2 respectively, and the third mounting bolt 9 is connected with the top plate 103.

[0061] The front-row handrail support 2 is provided with a third mounting bolt 9; the third mounting bolt 9 is arranged at both ends of the front-row handrail support 2 respectively, and the third mounting bolt 9 is connected with the top plate 103.

[0062] The front-row handrail support 2 is provided with a third mounting bolt 9; the third mounting bolt 9 is arranged at both ends of the front-row handrail support 2 respectively, and the third mounting bolt 9 is connected with the top plate 103.

[0063] The front-row handrail support 2 is provided with a third mounting bolt 9; the third mounting bolt 9 is arranged at both ends of the front-row handrail support 2 respectively, and the third mounting bolt 9 is connected with the top plate 103.

[0064] 1) connecting the double-head buckle 5 in the buckle mounting hole 101; connecting the sheet metal flange buckle 6 in the buckle through hole 102;

[0065] 2) stacking the support connecting plate 702, the front top cross beam connecting plate 4 and the A-pillar upper inner plate 3 in sequence; connecting the first mounting bolt 7 in the first bolt hole 701; connecting the third mounting bolt 9 with the top plate 103;

[0066] 3) the air bag mounting plate 802 is stacked on the connecting plate 801, and the second mounting bolt 803 is connected in the second bolt hole 804.

[0067] Step 1) the front-row armrest support 2 is pre-assembled on the front roof crossbeam connecting plate 4, and the front-row armrest support 2 can be limited in X, Y and Z directions on the front roof crossbeam connecting plate 4; Step 2) the support connecting plate 702, the front roof crossbeam connecting plate 4 and the A-pillar upper inner plate 3 can be stably connected; Step 3) the air bag 8, the connecting plate 801 and the top plate 103 can be fixedly connected; after the front-row armrest support 2 is installed on the side wall beam inner plate 1, the passenger armrest can be installed through the passenger armrest mounting nut 10.

[0068] Therefore, the internal cavity 105 of the side wall beam inner plate 1 is not changed, the CBS rubber block 106 in the cavity 105 is used to the maximum extent, the CBS rubber block 106 does not need to be re-developed, the production cost and period are reduced, the newly-added front-row armrest support 2 has little influence on the structure of the CBS rubber block 106 in the cavity 105, and the stability of the whole cavity structure is ensured, and the performance requirements of the front roof crossbeam connecting plate 4 position roof compression resistance can be met.

[0069] The specific work flow of the present application is as follows:

[0070] 1) the double-head buckle 5 is connected in the buckle mounting hole 101, and the metal flange buckle 6 is connected in the buckle via hole 102;

[0071] 2) the support connecting plate 702, the front roof crossbeam connecting plate 4 and the A-pillar upper inner plate 3 are stacked in sequence, the first mounting bolt 7 is connected in the first bolt hole 701, and the third mounting bolt 9 is connected with the top plate 103;

[0072] 3) the air bag mounting plate 802 is stacked on the connecting plate 801, and the second mounting bolt 803 is connected in the second bolt hole 804.

[0073] After the front-row armrest support 2 is installed on the side wall beam inner plate 1, the passenger armrest can be installed through the passenger armrest mounting nut 10.

[0074] The present application is described above in conjunction with the drawings. Obviously, the specific implementation of the present application is not limited by the above manner. As long as various non-essential improvements are made by adopting the method concept and technical solution of the present application, or the above-mentioned concept and technical solution of the present application is directly applied to other occasions without improvement, they are all within the protection scope of the present application.

Claims

1. A front passenger handrest mounting bracket characterized by: The utility model provides a kind of front row handrail support structure of bus, including side wall beam inner plate (1) and front row handrail support (2);The side wall beam inner plate (1) side is equipped with A column upper inner plate (3);Front top crossbeam connecting plate (4) is equipped on the A column upper inner plate (3);First connecting structure and second connecting structure are equipped on the front row handrail support (2) respectively;The first connecting structure is connected with the side wall beam inner plate (1);The second connecting structure is connected with the A column upper inner plate (3) and the front top crossbeam connecting plate (4) respectively; The side wall beam inner plate (1) includes top plate (103) and bottom plate (104);Cavity (105) is equipped between the top plate (103) and the bottom plate (104);CBS block (106) is equipped in the cavity (105);The first connecting structure and the second connecting structure are connected with the top plate (103); The first connecting structure includes double-end buckle (5);The double-end buckle (5) is equipped on the front row handrail support (2);And the double-end buckle (5) is equipped in the middle of the front row handrail support (2);Buckle mounting hole (101) is equipped on the top plate (103);The double-end buckle (5) is connected in the buckle mounting hole (101); Front row handrail support (2) is equipped with sheet metal turn-up hasp (6);The sheet metal turn-up hasp (6) is equipped on one side of the double-end buckle (5);Hasp via hole (102) is equipped on the top plate (103);The sheet metal turn-up hasp (6) is connected in the hasp via hole (102); The second connecting structure includes first mounting bolt (7);Support connecting plate (702) is equipped on the front row handrail support (2);First bolt hole (701) is equipped on the A column upper inner plate (3) and the front top crossbeam connecting plate (4);The first mounting bolt (7) is equipped on the support connecting plate (702);And the first mounting bolt (7) is connected in the first bolt hole (701).

2. A front passenger hand rest mounting bracket according to claim 1, wherein: Air bag (8) is equipped on the side wall beam inner plate (1);The side of front row handrail support (2) close to the air bag (8) is equipped with connecting plate (801);The connecting plate (801) is equipped between the double-end buckle (5) and the sheet metal turn-up hasp (6);The connecting plate (801) is connected with the air bag (8) and the top plate (103) respectively.

3. A front passenger hand rest mounting bracket according to claim 2, wherein: Air bag mounting plate (802) is connected with the air bag (8);Second mounting bolt (803) is equipped on the air bag mounting plate (802);Second bolt hole (804) is equipped on the connecting plate (801) and the top plate (103);The second mounting bolt (803) is connected in the second bolt hole (804).

4. A front passenger hand rest mounting bracket according to claim 3, wherein: Third mounting bolt (9) is equipped on the front row handrail support (2);The third mounting bolt (9) is respectively equipped in the both ends of the front row handrail support (2), and the third mounting bolt (9) is connected with the top plate (103).

5. A front passenger hand rest mounting bracket according to claim 4, wherein: The front row handrail support (2) is provided with a passenger handrail mounting nut (10); the passenger handrail mounting nut (10) is arranged on the side of the front row handrail support (2) away from the third mounting bolt (9).

6. A method of installing a front passenger handrail mounting bracket as defined in claim 4, wherein: The mounting method comprises the following steps: 1) connecting a double-head buckle (5) in a buckle mounting hole (101); connecting the metal plate flange buckle (6) in the buckle via hole (102); 2) stacking the support connecting plate (702), the front top cross beam connecting plate (4) and the A column upper inner plate (3) in sequence; connecting the first mounting bolt (7) in the first bolt hole (701); connecting the third mounting bolt (9) with the top plate (103); 3) stacking the air bag mounting plate (802) on the connecting plate (801); connecting the second mounting bolt (803) in the second bolt hole (804). ​ ​ ​

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