Big lampet of a kind of automobile and fog lamp switch mechanism
Technical field
The present invention relates to a kind of rotary switch, the invention still further relates to the application of this rotary switch on automobile size lamp switch, fog lamp switch, rain brush and water spray switch.
The existing unit switch that is used on the automobile, as big or small lamp switch, forward and backward fog lamp, the basic principle of rain brush and water spray switch all is to utilize push rod jack-up reed slip band moving contact to connect to realize switching function, because the general cylinder that adopts of push rod, the tip is a cone, when logical block moves, be sliding friction between the tip of push rod and the logical block, resistance is big, and operating handle is dumb, in addition, during energising, the reed heating, the tip of push rod is heated, the words that temperature is too high, the tip of push rod is yielding, can not push up reed, and switching manipulation is just malfunctioning.As improvement, the patent No. is Chinese utility model patent " the automobile combined switch " (Granted publication number: CN2216938Y) of ZL94229797.0, though this patent has had improvement on operating handle, but the overall structure that is slidingly matched does not have anything to change, and some intrinsic technical problems still can not fundamentally be solved.
At present, rotary switch is used on the automobile combined switch also many, but most complex structure, and shortcoming such as volume is bigger, and operating handle is not good is necessary to do some research and development.
Technical problem to be solved by this invention is to provide a kind of operating handle good at the above-mentioned state of the art, the rotary switch that volume is little.
To be solved by this invention to have a technical problem to provide a kind of operating handle good, big lampet of the automobile that volume is little and fog lamp switch mechanism.
It is good that another technical problem to be solved by this invention provides a kind of operating handle, windshield wiper that volume is little and water spray switch mechanism.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: this rotary switch is characterized in that comprising
Knob has holding area;
Base cooperates assembling and forms a ccontaining cavity with aforementioned knob, have an axial region by central protuberance;
Positioning seat is located at the axial region of aforementioned base and is positioned at aforementioned ccontaining cavity, and end face has a plurality of detents around circumferencial direction;
Shifting part is located in the holding area of aforementioned knob and is sheathed on the axial region of aforementioned base and can rotates with the rotation of knob, and an end face is provided with the flexible positioning piece that cooperates with the detent of aforementioned positioning seat, and the other end then is provided with movable contact spring; And
Contact shoe is located on the axial region of aforementioned base, is provided with aforesaid movable contact spring to be rotatably assorted to realize the fixed touch plate of connecting and disconnecting of the circuit.
As improvement, described flexible positioning piece is on three end faces that are distributed in described shifting part respectively, and described movable contact spring circumferencial direction is evenly equipped with three moving contacts, and accordingly, described fixed touch plate is three and evenly distributes around described contact shoe.Can realize the control of three gears.
Detent edge on the described positioning seat has one can make described flexible positioning piece be slipped to the inclined plane of detent automatically, and the described knob of operation rotation can make described flexible positioning piece break away from detent and be in upper end, aforementioned inclined plane.This design can be satisfied the requirement of automatic recovery gear.
Further, described flexible positioning piece is made up of positioning bead and retainer spring, aforesaid positioning bead can move between described detent and locate under external force drives, and aforementioned retainer spring makes aforementioned positioning bead have the trend of the described positioning seat end face of extruding all the time.Use simple in structure, manufacturing cost are cheap relatively.
Big lampet of a kind of automobile and fog lamp switch mechanism is characterized in that comprising
Big lampet knob has holding area;
The handlebar that serves as base cooperates assembling and forms a ccontaining cavity with aforementioned big lampet knob, have an axial region by central protuberance;
Big lampet positioning seat is located at the axial region of aforementioned handlebar and is positioned at aforementioned ccontaining cavity, and end face has a plurality of detents around circumferencial direction;
Big lampet shifting part, be located in the holding area of aforementioned big lampet knob and be sheathed on the axial region of aforementioned handlebar and can rotate with the rotation of big lampet knob, one end face is provided with the flexible positioning piece that cooperates with the detent of aforementioned big lampet positioning seat, and the other end then is provided with big lampet movable contact spring;
Big lampet contact shoe is sheathed on the axial region of aforementioned handlebar, is provided with aforesaid big lampet movable contact spring to be rotatably assorted to realize the big lampet fixed touch plate of connecting and disconnecting of the circuit;
The fog lamp knob can be sheathed on the axial region of aforementioned handlebar rotationally;
The fog lamp positioning seat is located on the axial region of aforementioned handlebar, and end face has a plurality of detents around circumferencial direction;
The fog lamp shifting part, be located at the inwall of aforementioned fog lamp knob and be sheathed on the axial region of aforementioned handlebar and can rotate with the rotation of fog lamp knob, one end face is provided with the flexible positioning piece that cooperates with the detent of aforementioned fog lamp positioning seat, and the other end then is provided with the fog lamp movable contact spring; And
The fog lamp contact shoe is sheathed on the axial region of aforementioned handlebar, is provided with aforesaid fog lamp movable contact spring to be rotatably assorted to realize the fog lamp fixed touch plate of connecting and disconnecting of the circuit.
Be convenient to manufacture and save installing space, described fog lamp shifting part is shaped in described fog lamp knob inwall.
Described fog lamp knob inner chamber is extended with shift fork towards described big lampet knob direction, and accordingly, described big lampet knob inwall has the portion of dialling that drives for described shift fork and drives described big lampet knob to realize described fog lamp knob.This design is to keep certain interaction relation between fog lamp knob and the big lampet rotation.
A kind of windshield wiper and water spray switch mechanism is characterized in that comprising
Rain brush and water spray knob have holding area;
The handlebar that serves as base cooperates assembling and forms a ccontaining cavity with aforementioned rain brush and water spray knob, has an axial region by central protuberance;
Rain brush and water spray positioning seat are located at the axial region of aforementioned handlebar and are positioned at aforementioned ccontaining cavity, and end face has a plurality of detents around circumferencial direction;
Rain brush and water spray shifting part, be located at aforementioned rain brush and the water spray knob holding area in and be sheathed on aforementioned handlebar axial region and can with rain brush and the water spray knob rotation rotate, one end face is provided with the flexible positioning piece that cooperates with the detent of aforementioned rain brush and water spray positioning seat, and the other end then is provided with rain brush and water spray movable contact spring;
Rain brush and water spray contact shoe are sheathed on the axial region of aforementioned handlebar, are provided with aforesaid rain brush and water spray movable contact spring to be rotatably assorted with rain brush and the water spray fixed touch plate that realizes connecting and disconnecting of the circuit; And
Standby knob is located on the axial region of aforementioned handlebar.
Compared with prior art, the invention has the advantages that: the function that can easily realize switch and gear by the rotation of knob, the structure that detent cooperates with flexible positioning piece makes operating handle good, and all parts all are placed in the less space of knob and base (or handlebar), cooperate compact, volume is less, is convenient to be provided with on automobile installation.
Description of drawings
Fig. 1 is embodiment 1 decomposition assembling figure.
Fig. 2 is embodiment 1 another visual angle decomposition assembling figure.
Fig. 3 is embodiment 1 three-dimensional cutaway view.
Fig. 4 is embodiment 2 decomposition assembling figures.
Fig. 5 is embodiment 2 another visual angle decomposition assembling figures (handlebar does not have demonstration).
Embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
Embodiment 1: as Fig. 1, Fig. 2 and shown in Figure 3, big lampet of automobile in the present embodiment and fog lamp switch mechanism comprise big lampet knob 1a, handlebar 10, big lampet positioning seat 2a, big lampet shifting part 4a, big lampet contact shoe 6a, fog lamp knob 1b, fog lamp positioning seat 2b, fog lamp shifting part 4b and fog lamp contact shoe 6b.
Big lampet knob 1a has holding area, handlebar 10 is used to serve as base, handlebar 10 cooperates assembling and forms a ccontaining cavity with big lampet knob 1a, handlebar 10 has an axial region 101 by central protuberance, big lampet positioning seat 2a is located at the axial region 101 of handlebar and is positioned at handlebar 10 and the ccontaining cavity of big lampet knob 1a formation, and end face has a plurality of detent 21a (seeing shown in Figure 2) around circumferencial direction.
Big lampet shifting part 4a is located in the holding area of big lampet knob 1a and is sheathed on the axial region 101 of handlebar and can rotates with the rotation of big lampet knob 1a, one end face is provided with the flexible positioning piece 3a that cooperates with the detent 21a of big lampet positioning seat, the other end is provided with big lampet movable contact spring 5a, flexible positioning piece 3a is made up of positioning bead 32a and retainer spring 31a, positioning bead 32a can move between detent 21a and locate under external force drives, and retainer spring 31a one end and positioning bead 32a offset, the other end then is positioned on the end face of big lampet shifting part 4a, makes positioning bead 32a have the trend of the big lampet positioning seat 2a end face of extruding all the time.
Big lampet contact shoe 6a is sheathed on the axial region 101 of handlebar, is provided with big lampet movable contact spring 5a to be rotatably assorted to realize the big lampet fixed touch plate 7a of connecting and disconnecting of the circuit.
Fog lamp knob 1b can be sheathed on the axial region 101 of handlebar rotationally, and fog lamp positioning seat 2b is located on the axial region 101 of handlebar, and end face has a plurality of detent 21b around circumferencial direction.
Fog lamp shifting part 4b is located at the inwall that is shaped in fog lamp knob 1b, and be sheathed on the axial region 101 of handlebar and can rotate with the rotation of fog lamp knob 1b, one end face is provided with the flexible positioning piece 3a that cooperates with the detent 21b of fog lamp positioning seat, the other end then is provided with fog lamp movable contact spring 5b, fog lamp contact shoe 6b is sheathed on the axial region 101 of handlebar, is provided with fog lamp movable contact spring 5b to be rotatably assorted to realize the fog lamp fixed touch plate 7b of connecting and disconnecting of the circuit.
Fog lamp knob 1b inner chamber is extended with shift fork 11b towards big lampet knob 1a direction, and accordingly, big lampet knob 1a inwall has for what shift fork drove dials the 11a of portion to realize that fog lamp knob 1b drives big lampet knob 1a and rotates.
Flexible positioning piece 3a respectively is on three end faces that are distributed in big lampet shifting part 4a and fog lamp shifting part 4b respectively, big lampet movable contact spring 5a circumferencial direction is evenly equipped with three moving contact 51a respectively, corresponding each moving contact 51a is respectively arranged with a compression spring 52a, big lampet fixed touch plate 7a is three and centers on the uniform difference of big lampet contact shoe 6a, fog lamp movable contact spring 5b circumferencial direction also is evenly equipped with three moving contact 51b respectively, corresponding each moving contact 51b is respectively arranged with a compression spring 52b, and fog lamp fixed touch plate 7b also is three and centers on the uniform difference of fog lamp contact shoe 6b.
Operation principle: operational size lamp knob 1a, the big lampet movable contact spring 5a that big lampet knob 1a drives on the big lampet shifting part 4a rotates, and big or small lamp switch is under the closed condition, three the big lampet fixed touch plate 7a not conducting mutually on the big lampet contact shoe 6a; When gear of big lampet knob 1a rotation, wherein two the fixed contact piece 7a conducting on the big lampet contact shoe 6a; When big lampet knob 1a rotates a gear again, wherein three the equal conductings of fixed contact piece 7a on the big lampet contact shoe 6a; The gear of size lamp switch is decided by positioning bead 32a and retainer spring 31a and detent 21a.
Operation fog lamp knob 1b, the fog lamp movable contact spring 5b that fog lamp knob 1b drives on the fog lamp shifting part 4b rotates, and fog lamp switch is under the closed condition, three the fog lamp fixed touch plate 7b not conducting mutually on the fog lamp contact shoe 6b; When fog lamp knob 1b rotates a gear, wherein two the fixed contact piece 7b conducting on the fog lamp contact shoe 6b; When fog lamp knob 1b rotates a gear again, wherein three the equal conductings of fixed contact piece 7b on the fog lamp contact shoe 6b; The gear of fog lamp switch is decided by positioning bead 32a and retainer spring 31a and detent 21b.
Operation fog lamp knob 1b when fog lamp knob 1b gets back to first grade by second grade, is closed shelves if at this moment big lampet knob 1a in the time of first grade, will bring back to automatically; Operational size lamp knob 1a, when big lampet knob 1a gets back to when closing grade by first grade, if this moment fog lamp knob 1b at second grade, will be brought back to first grade automatically, above-mentioned two interlock actions are by shift fork 11b and dial the 11a of portion cooperation and finishes.
Embodiment 2, as shown in Figure 4 and Figure 5, windshield wiper in the present embodiment and water spray switch mechanism comprise rain brush and water spray knob 1c, handlebar 11, rain brush and water spray positioning seat 2c, rain brush and water spray shifting part 4c, rain brush and water spray contact shoe and standby knob 1d and standby positioning seat 2d.
Rain brush and water spray knob 1c have holding area, handlebar 11 is used to serve as base, handlebar 11 cooperates assembling and forms a ccontaining cavity with rain brush and water spray knob 1c, has an axial region 111 by central protuberance, rain brush and water spray positioning seat 2c are located at the axial region 111 of handlebar and are positioned at ccontaining cavity, and end face has a plurality of detent 21c around circumferencial direction.Rain brush and water spray shifting part 4c are located in the holding area of rain brush and water spray knob 1c and are sheathed on the axial region 111 of handlebar and can rotate with the rotation of rain brush and water spray knob 1c, one end face is provided with the flexible positioning piece 3a that cooperates with the detent 21c of rain brush and water spray positioning seat, the other end then is provided with rain brush and water spray movable contact spring 5c, and flexible positioning piece 3a structure is provided with identical with embodiment 1.
Rain brush and water spray contact shoe 6c are sheathed on the axial region 111 of handlebar, be provided with rain brush and water spray movable contact spring 5c and be rotatably assorted with rain brush and the water spray fixed touch plate 7c that realizes connecting and disconnecting of the circuit, flexible positioning piece 3a respectively is on three end faces that are distributed in rain brush and water spray lamp shifting part 4c respectively, rain brush and water spray movable contact spring 5c circumferencial direction are evenly equipped with three moving contact 51c respectively, corresponding each moving contact 51c is respectively arranged with a compression spring 52c, and rain brush and water spray fixed touch plate 7c are three and center on rain brush and the uniform difference of water spray contact shoe 6c.
Standby knob 1d and standby positioning seat 2d can be sheathed on the axial region of handlebar rotationally, can set up switch when needing, and realize specific switching function, use as decorating at ordinary times.
Detent 21c edge on rain brush and the water spray positioning seat 2c has one can make flexible positioning piece 3a be slipped to the inclined plane 22c of detent 21c automatically, and operation rotation rain brush and water spray knob 1c can make flexible positioning piece 3a break away from detent 21c and be in 22c upper end, inclined plane.
Operation principle: operation rain brush and water spray knob 1c, rain brush and water spray movable contact spring 5c that rain brush and water spray knob 1c drive on rain brush and the water spray shifting part 4c rotate, rain brush and water spray switch are under the closed condition, three rain brush and the fixed touch plate 7c not conducting mutually of spraying water on rain brush and the water spray contact shoe 6c; When rain brush and water spray knob 1c rotate a gear, wherein two the fixed contact piece 7c conducting on rain brush and the water spray contact shoe 6c; When rain brush and water spray knob 1c rotate a gear again, wherein three equal conductings of fixed contact piece 7c on rain brush and the water spray contact shoe 6c, if this moment, external force removed, then rain brush and water spray knob 1c get back to first grade automatically, and this is to cause because positioning bead 32a moves to the detent 21c from the upper end of inclined plane 22c automatically; The gear of rain brush and water spray switch is decided by positioning bead 32a and retainer spring 31a and detent 21c.
A unit switch of embodiment 1 and embodiment 2 formed automobiles is arranged at the steering wheel left and right sides respectively and uses for the operator, and is very convenient.