Connecting structure for top cover and A column of automobile

Abstract

The utility model provides an automobile top cover and column A connecting structure which comprises an automobile top cover and an automobile column A. Reinforcing blocks are fixedly arranged at the corners of the automobile top cover, connecting pieces connected into a whole are arranged on the front faces of the reinforcing blocks, assembling holes are formed in the centers of the connecting pieces, assembling blocks are fixedly arranged at the corners of the bottom of the automobile column A, and the assembling holes are formed in the front faces of the assembling blocks. And the assembly blocks are connected with the assembly holes in a buckling manner. The automobile A column and the automobile top cover are connected through the connecting piece and are buckled and fixed through the assembling blocks and the assembling holes, connection between the automobile top cover and the automobile A column is facilitated, separate die casting of the automobile A column and the automobile top cover can be achieved, overall die casting of a whole automobile frame is not needed, and the complexity of the production technology of the automobile frame is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of automobile connecting parts and relates to a connecting structure between an automobile top cover and an A-pillar. Background Art

[0002] The automobile frame is generally composed of an automobile roof and an automobile A-pillar. At present, the roof and the A-pillar of the automobile frame are generally integrally formed. When the A-pillar and the automobile roof are integrally formed, the complexity of the automobile frame die-casting process is increased due to the large number of structures, which affects the efficiency of the automobile frame processing. For this reason, we designed a connection structure between the automobile roof and the A-pillar to solve the above technical problems. Summary of the invention

[0003] The utility model aims to provide a connection structure between a car roof and an A-pillar to solve the problems raised in the above background technology.

[0004] The purpose of the utility model can be achieved through the following technical solutions: a connection structure between a car roof and an A-pillar, comprising a car roof and a car A-pillar, wherein a reinforcement block is fixedly provided at the corners of the car roof, a connecting piece connected as an integral unit is provided on the front of the reinforcement block, an assembly hole is opened at the center of the connecting piece, an assembly block is fixedly provided at the corners of the bottom of the car A-pillar, and the assembly block is snap-fitted and connected with the assembly hole.

[0005] In the above-mentioned connection structure between the automobile roof and the A-pillar, first auxiliary fixing plates are fixedly provided at both side corners of the connecting member, and second auxiliary fixing plates are fixedly provided at both sides of the end of the automobile A-pillar. Screw holes are provided at the centers of the first auxiliary fixing plate and the second auxiliary fixing plate, and the two aligned screw holes are threadedly fixed by fixing bolts.

[0006] In the above-mentioned connection structure between the automobile roof and the A-pillar, a positioning block connected as an integral part is fixedly provided at the assembly hole of the connecting piece, a plurality of slots are equidistantly provided on the side of the positioning block, a plurality of limit strips are equidistantly fixedly provided on the side of the assembly block, and the plurality of limit strips are nested and connected with the corresponding slots.

[0007] In the above-mentioned connection structure between the automobile roof and the A-pillar, an auxiliary limit block fixedly connected to the connecting piece is fixedly provided on the side of the positioning plug, and a limit groove is provided on the inner wall of the automobile A-pillar, and the auxiliary limit block is nested and connected with the limit groove.

[0008] In the above-mentioned connection structure between the automobile roof and the A-pillar, a clamping block is fixedly provided at the bottom of the connecting member, a clamping slot is provided at the bottom of the assembly block, and the clamping block is fixedly connected with the clamping slot by clamping.

[0009] In the above-mentioned connection structure between the automobile roof and the A-pillar, a plurality of auxiliary connection grooves are equidistantly provided on the side of the reinforcement block, a plurality of auxiliary connection strips are equidistantly fixed on the end face of the automobile A-pillar, and the plurality of auxiliary connection strips are nested and connected with the corresponding auxiliary connection grooves.

[0010] Compared with the prior art, the advantages of the connection structure between the automobile roof and the A-pillar of the utility model are:

[0011] 1. The A-pillar and the top cover of the automobile are connected by a connector and fixed by an assembly block and an assembly hole, which facilitates the connection between the top cover and the A-pillar of the automobile. The A-pillar and the top cover of the automobile can be die-cast separately, without the need for integral die-casting of the entire frame, thereby reducing the complexity of the production process of the automobile frame.

[0012] 2. A reinforcement block is set at the connection between the A-pillar and the roof of the car. Through the design of the reinforcement block, the structural strength of the connection between the A-pillar and the roof of the car is effectively improved, thereby ensuring the structural strength of the entire vehicle. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 The utility model is a structural schematic diagram of the connection structure of the automobile top cover and the A-pillar.

[0014] Figure 2 It is a back structural schematic diagram of the connection structure between the automobile roof and the A-pillar of the utility model.

[0015] Figure 3 The utility model is a connection structure between the automobile top cover and the A-pillar Figure 1 A partial enlarged view of point A in the middle.

[0016] Figure 4 The utility model is a connection structure between the automobile top cover and the A-pillar Figure 2 A partial enlarged view of point B in the middle.

[0017] In the figure, 1, automobile roof; 2, automobile A-pillar; 3, first auxiliary fixing plate; 4, reinforcement block; 5, connecting piece; 6, assembly hole; 7, auxiliary limit block; 8, positioning plug block; 9, clamping block; 11, assembly block; 12, limit strip; 13, second auxiliary fixing plate; 14, auxiliary connecting groove. DETAILED DESCRIPTION

[0018] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0019] like Figure 1-4As shown, the connection structure of the automobile roof and the A-pillar of the utility model comprises an automobile roof 1 and an automobile A-pillar 2, a reinforcing block 4 is fixedly provided at the corner of the automobile roof 1, a connecting piece 5 connected as an integral body is provided on the front of the reinforcing block 4, an assembly hole 6 is opened at the center of the connecting piece 5, and an assembly block 11 is fixedly provided at the corner of the bottom of the automobile A-pillar 2, and the assembly block 11 is buckled and connected with the assembly hole 6.

[0020] Specifically, the automobile A-pillar 2 and the automobile roof 1 are connected by a connecting piece 5, and are fixed by snapping the assembly block 11 with the assembly hole 6, which facilitates the connection between the automobile roof 1 and the automobile A-pillar 2, and enables the automobile A-pillar 2 and the automobile roof 1 to be die-cast separately, without the need for integral die-casting of the entire frame, thereby reducing the complexity of the production process of the automobile frame.

[0021] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, in the connection structure between the automobile roof and the A-pillar of the utility model, first auxiliary fixing plates 3 are fixedly provided at the corners on both sides of the connecting member 5, and second auxiliary fixing plates 13 are fixedly provided on both sides of the end of the automobile A-pillar 2. Screw holes are opened at the centers of the first auxiliary fixing plates 3 and the second auxiliary fixing plates 13, and the two aligned screw holes are threadedly fixed by fixing bolts.

[0022] Specifically, the structural strength between the automobile roof 1 and the automobile A-pillar 2 is increased through the cooperation between the first auxiliary fixing plate 3 and the second auxiliary fixing plate 13 .

[0023] A positioning block 8 is fixedly provided at the assembly hole 6 of the connector 5, and a plurality of slots are equidistantly provided on the side of the positioning block 8. A plurality of limit strips 12 are equidistantly fixedly provided on the side of the assembly block 11, and the plurality of limit strips 12 are nested and connected with the corresponding slots.

[0024] Specifically, by nesting the limiting strip 12 with the corresponding slot, it can be ensured that the assembly block 11 and the assembly hole 6 are accurately buckled.

[0025] An auxiliary limiting block 7 fixedly connected to the connecting piece 5 is fixedly disposed on the side of the positioning plug block 8 . A limiting groove is provided on the inner wall of the A-pillar 2 of the automobile. The auxiliary limiting block 7 is nested and connected to the limiting groove.

[0026] Specifically, the assembly accuracy of the automobile top cover 1 and the automobile A-pillar 2 is improved through the cooperation between the auxiliary limiting block 7 and the limiting groove.

[0027] like Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, in the connection structure of the automobile roof and the A-pillar of the present invention, a clamping block 9 is fixedly provided at the bottom of the connecting member 5, a clamping groove is provided at the bottom of the assembly block 11, and the clamping block 9 is clamped and fixedly connected with the clamping groove.

[0028] Specifically, the engagement of the clamping block 9 with the clamping slot facilitates the assembly block 11 to be stably fixed inside the assembly hole 6 .

[0029] A plurality of auxiliary connection grooves 14 are equidistantly formed on the side surface of the reinforcement block 4 , and a plurality of auxiliary connection strips are equidistantly fixed on the end surface of the A-pillar 2 of the automobile. The plurality of auxiliary connection strips are nested and connected with the corresponding auxiliary connection grooves 14 .

[0030] Specifically, the structural strength of the connection between the A-pillar 2 of the automobile and the roof 1 of the automobile is increased by the cooperation between the auxiliary connecting strip and the auxiliary connecting groove 14 .

[0031] In specific implementation, when it is necessary to connect the automobile A-pillar 2 and the automobile roof 1, first, the assembly block 11 provided at the corner of the bottom end of the automobile A-pillar 2 is pressed into the assembly hole 6 opened at the top of the connecting piece 5, and the auxiliary connecting strip is plugged into the auxiliary connecting groove 14. When the assembly block 11 is completely engaged with the assembly hole 6, the limiting strip 12 on the side of the assembly block 11 is nested and fixed with the slot opened on the side of the positioning plug 8. Then, the clamping block 9 at the bottom of the connecting piece 5 is engaged with the clamping groove opened at the bottom of the assembly block 11 to further limit and fix the assembly block 11. Then, the first auxiliary fixing plate 3 and the second auxiliary fixing plate 13 are locked by fixing bolts to complete the assembly between the automobile roof 1 and the automobile A-pillar 2. The traditional integral die-casting of the automobile A-pillar 2 and the automobile roof 1 can be replaced, and the separate die-casting of parts can be realized, which effectively reduces the complexity of the automobile frame production process.

[0032] The contents not described in detail in this specification belong to the prior art known to the professional and technical personnel in this field. The specific embodiments described in this article are only used to illustrate the spirit of the utility model. The technicians in the technical field of the utility model can make various modifications or supplements to the specific embodiments described or replace them in a similar way, but they will not deviate from the spirit of the utility model or exceed the scope defined by the attached claims.

Claims

1. A connection structure between a car roof and an A-pillar, comprising a car roof (1) and a car A-pillar (2), characterized in that: A reinforcing block (4) is fixedly provided at the corner of the automobile roof (1); a connecting piece (5) connected as an integral part is provided on the front of the reinforcing block (4); an assembly hole (6) is provided at the center of the connecting piece (5); an assembly block (11) is fixedly provided at the corner of the bottom of the automobile A-pillar (2); and the assembly block (11) is buckled and connected to the assembly hole (6).

2. The connection structure between the automobile roof and the A-pillar according to claim 1, characterized in that: First auxiliary fixing plates (3) are fixedly provided at both side corners of the connecting member (5), and second auxiliary fixing plates (13) are fixedly provided at both sides of the end of the A-pillar (2) of the automobile. Screw holes are provided at the centers of the first auxiliary fixing plate (3) and the second auxiliary fixing plate (13), and the two screw holes aligned in position are threadedly fixed by fixing bolts.

3. The connection structure between the automobile roof and the A-pillar according to claim 2, characterized in that: A positioning plug (8) is fixedly provided at the assembly hole (6) of the connecting member (5), and a plurality of slots are equidistantly provided on the side of the positioning plug (8). A plurality of limiting strips (12) are fixedly provided at an equidistant distance on the side of the assembly block (11), and the plurality of limiting strips (12) are nested and connected with the corresponding slots.

4. The connection structure between the automobile roof and the A-pillar according to claim 3, characterized in that: An auxiliary limiting block (7) fixedly connected to the connecting piece (5) is fixedly provided on the side of the positioning plug block (8); a limiting groove is provided on the inner wall of the automobile A-pillar (2); and the auxiliary limiting block (7) is nested and connected to the limiting groove.

5. The connection structure between the automobile roof and the A-pillar according to claim 3, characterized in that: A clamping block (9) is fixedly provided at the bottom of the connecting member (5), a clamping slot is provided at the bottom of the assembly block (11), and the clamping block (9) is fixedly connected to the clamping slot by clamping engagement.

6. The connection structure between the automobile roof and the A-pillar according to claim 1, characterized in that: The side surface of the reinforcement block (4) is provided with a plurality of auxiliary connection grooves (14) at equal intervals, and the end surface of the automobile A-pillar (2) is fixedly provided with a plurality of auxiliary connection strips at equal intervals, and the plurality of auxiliary connection strips are nested and connected with the corresponding auxiliary connection grooves (14).

Images