阅读说明：本技术 一种汽车组合开关后雨刮功能集成结构 (Windscreen wiper function integrated structure behind car combination switch ) 是由 王进丁 孙凡东 *** 徐晖 于 2020-07-27 设计创作，主要内容包括：一种汽车组合开关后雨刮功能集成结构,手柄依次连接间歇旋钮、固定座、后雨刮转块；间歇旋钮与固定座之间依次设置有线路板、接触桥座；固定座与手柄固定连接,线路板与手柄固定连接,线路板通过过孔焊接与导线连接；间歇旋钮内固定设置有间歇接触桥,间歇接触桥与线路板一端的触点相配合；接触桥座的一端固定设置有后雨刮接触桥,后雨刮接触桥与线路板另一端的触点相配合；线路板通过过孔焊接与导线连接；接触桥座上的凸柱穿过固定座轴心的通孔限位在固定座上；后雨刮转块的凹形柱穿过通孔并与凸柱过盈配合。本发明解决了传统的汽车组合开关底部结构功能布置复杂,零件较多,同时过程装配繁锁的问题。(A handle is sequentially connected with an intermittent knob, a fixed seat and a rear wiper rotating block; a circuit board and a contact bridge seat are sequentially arranged between the intermittent knob and the fixed seat; the fixed seat is fixedly connected with the handle, the circuit board is fixedly connected with the handle, and the circuit board is connected with the lead through via welding; an intermittent contact bridge is fixedly arranged in the intermittent knob and matched with a contact at one end of the circuit board; one end of the contact bridge seat is fixedly provided with a rear wiper contact bridge, and the rear wiper contact bridge is matched with a contact at the other end of the circuit board; the circuit board is connected with the lead by via welding; the convex column on the contact bridge seat passes through the through hole of the axle center of the fixed seat and is limited on the fixed seat; the concave column of the rear wiper rotating block passes through the through hole and is in interference fit with the convex column. The invention solves the problems of complex function arrangement, more parts and complex process assembly of the traditional automobile combination switch bottom structure.)

1. A functional integrated structure of a rear wiper of an automobile combined switch comprises a handle (1) and is characterized in that the handle (1) is sequentially connected with an intermittent knob (4), a fixed seat (9) and a rear wiper rotating block (9); a circuit board (6) and a contact bridge seat (8) are sequentially arranged between the intermittent knob (4) and the fixed seat (9); the fixing seat (9) is fixedly connected with the handle (1), the circuit board (6) is fixedly connected with the handle (1), and the circuit board (6) is connected with the lead (13) through via welding; an intermittent contact bridge (5) is fixedly arranged in the intermittent knob (4), and the intermittent contact bridge (5) is matched with a contact at one end of the circuit board (6); a rear wiper contact bridge (7) is fixedly arranged at one end of the contact bridge seat (8), and the rear wiper contact bridge (7) is matched with a contact at the other end of the circuit board (6); the convex column (81) on the contact bridge seat (8) passes through the through hole (91) of the axle center of the fixed seat (9) and is limited on the fixed seat (9); the concave column (121) of the rear wiper rotating block (12) penetrates through the through hole (91) and is in interference fit with the convex column (81).

2. The automobile combination switch rear wiper function integrated structure as claimed in claim 1, wherein a first pressure spring (2) and a first steel ball (3) are arranged in a fixed column of the handle (1) and are matched with a gear groove on the intermittent knob (4).

3. The automobile combination switch rear wiper function integrated structure as claimed in claim 1, wherein a second pressure spring (10) and a second steel ball (11) are arranged in a fixing column of the fixing seat (9) and are matched with a gear groove in the rear wiper rotating block (9).

4. The automobile combination switch rear wiper function integrated structure as claimed in claim 1, wherein a concave hole is formed in the contact bridge seat (8) at a position corresponding to an axial center of one end of the circuit board (6).

Technical Field

The invention relates to the technical field of automobile manufacturing, in particular to a rear wiper function integration structure of an automobile combination switch.

Background

The intermittent type of traditional car combination switch windscreen wiper handle is adjusted and back windscreen wiper function is realized by two PCBs or contact piece, and its functional layout is comparatively complicated, and the part is more, and the process assembly is also comparatively numerous and diverse simultaneously. Therefore, the functional integrated structure of the rear wiper of the automobile combination switch needs to be invented, which reduces the number of parts, improves the assembly efficiency in the process, improves the production efficiency and reduces the production cost.

Disclosure of Invention

The invention aims to provide a rear wiper function integrated structure of an automobile combined switch, which solves the problems of complex function arrangement, more parts and complex process assembly of the bottom structure of the traditional automobile combined switch.

The technical scheme adopted by the invention for solving the technical problems is as follows:

a functional integrated structure of a rear wiper of an automobile combined switch comprises a handle, wherein the handle is sequentially connected with an intermittent knob, a fixed seat and a rear wiper rotating block; a circuit board and a contact bridge seat are sequentially arranged between the intermittent knob and the fixed seat; the fixed seat is fixedly connected with the handle, the circuit board is fixedly connected with the handle, and the circuit board is connected with the lead through via welding; an intermittent contact bridge is fixedly arranged in the intermittent knob and matched with a contact at one end of the circuit board; a rear wiper contact bridge is fixedly arranged at one end of the contact bridge seat and matched with a contact at the other end of the circuit board; the circuit board is connected with the lead by via welding; the convex column on the contact bridge seat passes through the through hole of the axle center of the fixed seat and is limited on the fixed seat; the concave column of the rear wiper rotating block penetrates through the through hole and is in interference fit with the convex column.

Furthermore, in order to realize gear hand feeling of adjusting the wiper frequency by the intermittent knob, a first pressure spring and a first steel ball are arranged in a fixing column of the handle and matched with a gear groove on the intermittent knob.

Furthermore, in order to realize the gear hand feeling of the rear wiper after the rear wiper changes the block switch, a second pressure spring and a second steel ball are arranged in the fixed column of the fixed seat and matched with a gear groove in the rear wiper changes the block.

Furthermore, in order to avoid the influence of the raised part after the via hole is welded on the circuit board on the rotation of the contact bridge seat, a concave hole is arranged at the position of the axle center of one end of the contact bridge seat relative to the circuit board.

The invention has the beneficial effects that: according to the invention, by optimizing the structure, the intermittent contact bridge and the rear wiper contact bridge are arranged on two sides of the circuit board, the circuit board is fixed on the handle, the rear wiper contact bridge is fixed on the contact seat, the contact bridge seat is axially limited by the fixed seat, and is rotationally driven by the rear wiper rotating block, the fixed seat is fixed on the handle, a functional signal is led out by adopting via hole welding with the PCB through a plurality of leads, and the welding height part is avoided by the concave hole at the axis position of the contact bridge seat. The invention has the advantages of fewer parts, simple and reliable structure, improved assembly efficiency, improved production efficiency and reduced production cost.

The invention will be explained in more detail below with reference to the drawings and examples.

Drawings

Fig. 1 is a perspective view of the combination state of the rear wiper function integrated structure of the automobile combination switch of the present invention.

Fig. 2 is an exploded view of a rear wiper function integrated structure of an automobile combination switch according to the present invention.

Detailed Description

As shown in fig. 1 and 2, the rear wiper function integrated structure of the automobile combination switch comprises a handle 1, wherein the handle 1 is sequentially connected with an intermittent knob 4, a fixed seat 9 and a rear wiper rotating block 9; a circuit board 6 and a contact bridge seat 8 are sequentially arranged between the intermittent knob 4 and the fixed seat 9; the fixing seat 9 and the handle 1 can be fixedly connected through clamping, the circuit board 6 is limited on the handle 1 and is fixedly connected with the handle 1, and the circuit board 6 is connected with the lead 13 through via hole welding; an intermittent contact bridge 5 is fixedly arranged in the intermittent knob 4, and the intermittent contact bridge 5 is matched with a contact at one end of the circuit board 6; a rear wiper contact bridge 7 is fixedly arranged at one end of the contact bridge seat 8, and the rear wiper contact bridge 7 is matched with a contact at the other end of the circuit board 6; the convex column 81 on the contact bridge seat 8 passes through the through hole 91 of the axle center of the fixed seat 9 and is limited on the fixed seat 9; the concave post 121 of the rear wiper rotating block 12 passes through the through hole 91 and is in interference fit with the convex post 81.

In order to realize gear hand feeling of adjusting the wiper frequency by the intermittent knob, a first pressure spring 2 and a first steel ball 3 are arranged in a fixed column of the handle 1 and matched with a gear groove on the intermittent knob 4.

In order to realize the gear hand feeling of the rear windscreen wiper after the rear windscreen wiper rotating block is switched on and off, a second pressure spring 10 and a second steel ball 11 are arranged in a fixed column of the fixed seat 9 and are matched with a gear groove in the rear windscreen wiper rotating block 9.

In order to avoid the influence of the raised part of the circuit board 6 after the via hole is welded on the contact bridge seat 8, a concave hole is arranged at the position of the axle center of one end of the contact bridge seat 8 relative to the circuit board 6.

In actual operation, the rear wiper rotating block 9 can be rotated to drive the contact bridge seat 8 to rotate, so that the on-off of the wiper switch contact of the rear wiper contact bridge 7 and the circuit board 6 is controlled, and the switch of the wiper is realized; the intermittent knob 4 can also be rotated to control the on-off of the wiper frequency contact of the intermittent contact bridge 5 and the circuit board 6, so that the adjustment of the wiper frequency gear is realized.

The invention has been described above with reference to the accompanying drawings, and it is to be understood that the invention is not limited in its application to the details of construction and to the arrangements of the components set forth in the following description, since various modifications may be made without departing from the spirit or scope of the invention.