Automobile combined switch
Technical field
The utility model relates to automotive controls, particularly a kind of automobile combined switch.
Background technology
At present, be contained in the combined switch product on the automobile with automatic transmission, the cruise system master cock is generally all arranged.But the function of the cruise system master cock on the existing market all is to be provided with according to the driving habit of US and European, with the driving habit of China not in full conformity with, cause maloperation easily.This mainly is that the cruise system master cock in the combined switch product all is to adopt a kind of operating mode to represent a plurality of functions, according to the current different different instruction of state output.When extremely not understanding the operation instructions of this system, just maloperation easily.The cruise system master cock generally all is arranged on the steering tiller or bearing circle of combined switch in addition, because function circuit more complicated, the overall volume of handle or bearing circle is very limited, can not design very complicated structure and too many part, often all can adopt printed circuit board (PCB) in design during switch circuit, welding lead is drawn out to signal on the connection terminal of switch or directly draws connector and docks with the car load wire harness in the circuit board then.Because wire bonds has the defective of rosin joint and dry joint, therefore can reduce the reliability of this system.
Pole changer is one of parts that frequency of utilization is the highest in the automobile combined switch, also is one of the highest parts of fault rate.Traditional pole changer generally all is the mode that adopts point, face contact or line, face contact, and after using a period of time, the plastics at contact surface edge for a long time can ablated gradually wearing and tearing, slough molecular water (H
2O) form carbon distribution, reduce the insulating power of plastics, area of contact increases gradually, and contact reliability also reduces gradually.The electric arc that produces in moment that circuit switches on and off also increases gradually, and the insulating power of the plastics around the conductive component are reduced, and has not only increased the switch electric energy loss but also can sharply reduce switch service life, causes the switch short circuit to be lost efficacy at last.
The utility model content
The purpose of this utility model is to overcome above-mentioned defective, and the automobile combined switch of a kind of cruise switch with driving habit, high reliability of meeting China and high reliability, long-life pole changer is provided.
For achieving the above object, the utility model automobile combined switch, comprise by geometrical clamp being installed in beam deflector switch assembly, wiper switch assembly and ignition lock seat assembly on the bearing circle axis, cruise switch and pole changer are housed on the handle of beam deflector switch assembly, wherein:
Cruise switch is provided with the slide switch that is installed in the handle upper surface and the Swinging switch of described tiller grip side, slide switch is fixedly linked with the slide block that is positioned at below it, slide block is equipped with the slide block contact bridge, the slide block contact bridge slides with pliable and tough circuit band and links to each other, and the gear that slide switch is provided with is corresponding with slide block contact bridge and the contacted contact position of pliable and tough circuit band respectively; Swinging switch by its rotating shaft be positioned at movable contact of two micro-switchs that its inboard is arranged side by side, an end of pliable and tough circuit band links to each other with micro-switch by the conducting strip inserts, the other end of pliable and tough circuit band passes through to rivet contact pin and links to each other with socket; The control signal of slide switch and Swinging switch output exports the corresponding control circuit of automobile to by socket;
Pole changer turns to contact bridge to be slidingly connected to be positioned at the metal insert surface that corresponding control circuit electricity with automobile links to each other on the base by coupled, be provided with arc chute with the end of the described metal insert that turns to the contact bridge sliding block joint, the notch place, both sides of arc chute is provided with the transition boss towards the notch inboard respectively.
The utility model automobile combined switch, wherein said slide switch have and enter " IN ", withdraw from " OUT " and " RES " three states recover to be set, and be corresponding with slide block contact bridge and the contacted three groups of contact positions of pliable and tough circuit band respectively; Described Swinging switch has the acceleration "+" of cruising speed and "-" two states that slow down, and is corresponding with the switch motion of two micro-switchs respectively.
The utility model automobile combined switch, the width of wherein said arc chute are 1mm.
The utility model automobile combined switch, the horizontal section of wherein said transition boss are trapezoidal.
The utility model automobile combined switch beneficial technical effects is: owing to be the operation mode of the cruise system that is provided with according to the driving habit of China and general thinking logic, make the driver be more readily understood the function of cruise system, be not easy to produce maloperation.Pole changer has designed arc chute and transition boss structure, has reduced car load and has used and the daily attention cost service life of effectively having improved pole changer, and a easy more understandable and higher automobile combined switch of reliability is provided.
Description of drawings
The utility model is elaborated with reference to accompanying drawing below in conjunction with example.
Fig. 1 is the outside drawing of the utility model automobile combined switch;
Fig. 2 is the outside drawing of cruise switch in the utility model automobile combined switch;
Fig. 3 is that the K of Fig. 2 is to view;
Fig. 4 is the circuit diagram of cruise switch in the utility model automobile combined switch;
Fig. 5 is the constructional drawing of cruise switch in the utility model automobile combined switch;
Fig. 6 is the A-A cutaway view of Fig. 4;
Fig. 7 is the constructional drawing that turns to switch in the utility model automobile combined switch;
Fig. 8 is the constructional drawing of arc chute and transition boss in the pole changer;
Fig. 9 is the C-C cutaway view of Fig. 8.
The specific embodiment
With reference to Fig. 1, the embodiment of the utility model automobile combined switch comprises beam deflector switch assembly 1, wiper switch assembly 2 and ignition lock seat assembly 3, and they are installed on the axis of bearing circle by geometrical clamp.For driving habit and thinking logic design cruising control, cruise switch and pole changer are installed, the mode below having adopted on the handle of beam deflector switch assembly 1 according to China:
With reference to Fig. 2, Fig. 3, Fig. 5 and Fig. 6, cruise switch is provided with the slide switch 6 that is installed in described handle upper surface and the Swinging switch 15 of described tiller grip side.Slide switch 6 is fixedly linked with the slide block 16 that is positioned at below it, and slide block 16 is equipped with slide block contact bridge 23, and slide block contact bridge 23 slides with pliable and tough circuit band 24 and links to each other.Slide switch 6 has and enters " IN ", withdraws from " OUT " and " RES " three states recover to be set, and is corresponding with slide block contact bridge 23 and pliable and tough circuit band 24 contacted three groups of contact positions respectively.Swinging switch 15 by its rotating shaft be positioned at two micro-switchs, 20 movable contacts that its inboard is arranged side by side, one end of pliable and tough circuit band 24 links to each other with micro-switch 20 by conducting strip inserts 10, and the other end of pliable and tough circuit band 24 links to each other with socket 25 by riveted joint contact pin 19.Swinging switch has the acceleration "+" of cruising speed and "-" two states that slow down, and is corresponding with the switch motion of two micro-switchs 20 respectively.The control signal of slide switch 6 and Swinging switch 15 outputs exports the corresponding control circuit of automobile to by socket 25.With reference to Fig. 4, provided the circuit diagram of slide switch 6 and Swinging switch 15 among the embodiment of the utility model automobile combined switch.
With reference to Fig. 7-Fig. 9, in order to improve reliability and service life, pole changer 28 in the beam deflector switch assembly is coupled turns to contact bridge 11 to be slidingly connected to be positioned at metal insert 9 surfaces that corresponding control circuit electricity with automobile links to each other on the base 5, be provided with arc chute 21 with the end of the described metal insert 9 that turns to contact bridge 11 sliding block joints, the notch place, both sides of arc chute 21 is provided with the transition boss 31 towards the notch inboard respectively.The width of arc chute 21 is 1mm.The horizontal section of transition boss 31 is trapezoidal.
The following describes the working process of slide switch 6 and Swinging switch 15 among the embodiment of the utility model automobile combined switch:
When vehicle accelerates to certain speed, when need setting initial cruising speed, with reference to Fig. 2-Fig. 6, slide switch 6 is stirred once to the O/I direction, slide block 16 drives slide block contact bridge 23 and slides on pliable and tough circuit band 24,2 disconnections of the 2-7 of switch, to the signal (because the current closed condition that is in of cruise system) of the initial cruising speed of automobile output setting, automobile chip controls engine is finished the setting of initial cruising speed; When the speed of a motor vehicle is cruised in the needs raising, Swinging switch 15 is pressed once in the position of "+", Swinging switch 15 is pressing micro-switch 20 to make 2 connections of 3-7 of switch, and to the signal of automobile chip output raising cruising speed, automobile chip controls engine is finished the setting that improves cruising speed; When the position in "+" continues to press, 2 of the 3-7 of switch continue to connect, and automobile chip controls engine continues acceleration and reaches desirable cruising speed always.When the speed of a motor vehicle is cruised in the needs reduction, Swinging switch 15 is pressed once in the position of "-", and Swinging switch 15 is being pressed another micro-switch 20, makes 2 connections of 5-7 of switch, to the signal of automobile chip output reduction cruising speed, automobile chip controls engine is finished the setting that reduces cruising speed; When the position in "-" continues to press, 2 of the 5-7 of switch continue to connect, and automobile chip controls engine continues reduction and reaches desirable cruising speed always; In the driving process that cruising, when the driver steps on the brake pedal deceleration, Cruise Control System temporarily quits work after receiving speed-slackening signal, but original speed of a motor vehicle of setting of cruising by automobile chip recorded and stored, when needing behind the loosen the brake to travel by the speed of a motor vehicle of original setting, slide switch 6 is stirred once to the RES direction, slide block 16 drives slide block contact bridge 23 and slides on pliable and tough circuit band 24,2 disconnections of the 6-7 of switch, recover the signal of cruising speed to the output of automobile chip, automobile chip controls engine is finished the setting that recovers cruising speed, and vehicle promptly travels by the speed of a motor vehicle of cruising of original setting.When road conditions relatively poor, in the time of need closing cruise system, slide switch 6 is stirred once to the O/I direction, slide block 16 drives slide block contact bridge 23 and slides on pliable and tough circuit band 24,2 of the 2-7 of switch disconnect once more, the automobile chip is made the signal (because cruise system is current in running order) that withdraws from cruise system according to the mode of operation of cruise system, is finished by its Control Engine and withdraws from cruise system.
The acceleration and the deceleration control function that realize cruise switch are by swing button 15 and two micro-switchs 20 acceleration and deceleration to be separated separately, and other functions of getting along well merge.The entering " IN ", withdraw from " OUT " and " RES " three states that recover to be provided with are to be pressed on the pliable and tough circuit band 24 by a slide block contact bridge 23 that three contact points are arranged to realize of slide switch 6.When slide switch 6 drive slide block contact bridges move to certain position, connect or have only 2 connections simultaneously at 2,6,7 three, realize that cruise switch enters " IN ", withdraws from " OUT " and recovers the controllable function of setting " RES ".
Slide switch 6 and Swinging switch 15 are contained in the socket 25 by six contact pins 19 of riveted joint on the pliable and tough circuit band 24 and dock with automotive wire bundle, and the output control signal is very easy.
The following describes the working process that turns to switch 28 among the embodiment of the utility model automobile combined switch:
With reference to Fig. 4 and Fig. 7-Fig. 9, the base 5 of pole changer 28 is by metal insert and injection molding.Handle 1 drive turns to contact bridge 11 to slide on the driving surface of base 5 and realizes the break-make of switch, turn to contact bridge 11 to rest on different gears and just be switched on or switched off different contacts, the function that turns to about realizing with this.Usually, when the metal insert that turns to contact bridge 11 from base 5 slides on the plastics, can produce electric arc at the edge of metal insert, arc chute 21 makes has tangible boundary between metal insert and plastics, avoided the corrosion of electric arc, and improved the heat dispersion of switch the insert edges plastics.The transition boss 31 of the both sides of arc chute 21 can make and turn to contact bridge 11 to be unlikely to fall down groove when inserts moves to arc chute 21, steadily and have a good hand feeling.