[summary of the invention]
Technical assignment of the present invention is for above the deficiencies in the prior art, provide a kind of leading screw laddering shading tool for vehicle driving, its purpose is to help navigating mate when effectively avoiding opposite incident high light, can see condition of road surface clearly, thereby eliminate safe hidden trouble, realize safe driving.
The technical scheme that the present invention solves its technical matters is: the laddering shading tool for vehicle driving of a kind of leading screw, comprise motor, Motorized lift device and anti-dazzle device, described motor-driven is to Motorized lift device, Motorized lift device is connected with anti-dazzle device, it is characterized in that: described Motorized lift device comprises the sleeve pipe that more piece is nested, described sleeve pipe innermost layer be push pipe, the push pipe end is connected with anti-dazzle device by connecting device.
Above-mentioned Motorized lift device comprises one-level initiatively leading screw and one-level thick stick body, secondary lever bracket dish, secondary active leading screw and secondary thick stick body, and three grades of thick stick bodies; Described one-level initiatively leading screw is installed in the one-level thick stick body, and one-level thick stick body is installed on the base, and the one-level initiatively polished rod part of leading screw is connected with base by bearing, and the one-level initiatively power intake of leading screw is exposed to outside the base, links with motor output end; The dribbling of described secondary lever bracket has mesopore, and the cross section is ring-type, and it is inner to be positioned at one-level thick stick body, and initiatively the leading screw outer wall thread is corresponding with one-level for the ring inner thread in the secondary lever bracket dish, and screw-casing is contained on the one-level active leading screw; Described secondary thick stick body is fixedly mounted on the secondary lever bracket dish, secondary initiatively leading screw has a circle bead near secondary lever bracket dish one end, have an annular arrangement briquetting that this bead is pressed in secondary lever bracket panel surface, the annular arrangement briquetting can be fixed on the secondary lever bracket dish by spiral nail; Described secondary initiatively leading screw is hollow, and initiatively leading screw is in secondary active leading screw cavity for one-level, and one-level active leading screw outer wall and secondary initiatively leading screw inwall have the tangent plane that forms correspondence by cutting; Cover has the screw thread that matches with three grades of thick stick body inwalls on the secondary active leading screw outer wall.
Above-mentioned secondary lever bracket dish outer wall has corresponding concaveconvex structure with one-level thick stick body inwall.
Three grades of above-mentioned external walls of thick stick have corresponding concaveconvex structure with secondary thick stick body inwall.
Above-mentioned anti-dazzle device can be a monoblock, also can be flap.
The above-mentioned connecting device that is connected with anti-dazzle device comprises universal ball connector.
Can also comprise the photoswitch that links to each other with motor circuit, described photoswitch comprises external sense electronics shaven head, signal conversion circuit, amplifying circuit and the PLC controller that circuit links to each other.
Compared with prior art, the present invention has following outstanding beneficial effect:
1, widely applicable: as for the vehicular drive personnel with operator's compartment, when using product of the present invention, by power control switch instruction machine operation, to drive lifting bar (device) and carry out lifting, realize the no-glare purpose thereby make anti-dazzle device rest on the appropriate location.The time spent can not rise to the top with anti-dazzle device; For the vehicular drive personnel that do not have operator's compartment, product of the present invention can be installed on the helmet in use, send signal by remote controller, after remote control signal receiver receives signal, the instruction machine operation, drive the lift telescopic bar and carry out parallel lifting (namely elastic), realize the shading purpose thereby make anti-dazzle device rest on the appropriate location, the time spent is not then pulled down collection with product from the helmet;
2, can block opposite incident high light by actv., and can arbitrarily pack up fast, not affect at ordinary times and drive;
3, simple in structure, with low cost, be convenient to promote.
[specific embodiment]
The present invention is further described below in conjunction with specification drawings and specific embodiments.
The embodiment of the invention 1 and embodiment 2 comprise motor, Motorized lift device and anti-dazzle device.
Motor described in the embodiment 1 is positive and negative motor, and Motorized lift device adopts the bamboo joint type up-down mode, take the spiral synchronization lifting of three joints as example.
As shown in Figure 1, 2, described Motorized lift device comprises one-level initiatively leading screw 1 and one-level thick stick body 2, secondary lever bracket dish 6, secondary active leading screw 3 and secondary thick stick body 4, and three grades of thick stick bodies 5.One-level thick stick body 2, secondary thick stick body 4 and three grades of thick stick bodies 5 form the sleeve pipe that is nested, and three grades of thick stick bodies 5 of sleeve pipe innermost layer are push pipe.Described one-level initiatively leading screw 1 is installed in the one-level thick stick body 2, one-level thick stick body 2 is installed on the base 7, the one-level initiatively polished rod part of leading screw 1 is connected with base 7 by bearing, the one-level initiatively power intake 8 of leading screw 1 is exposed to outside the base 7, with the motor output end interlock, the type of drive between described power intake 8 and the motor output end can be gear transmission (not showing motor among the figure).Described secondary lever bracket dish 6 is with mesopore, and the cross section is ring-type, is positioned at one-level thick stick body 2 inside, and initiatively leading screw 1 outer wall thread is corresponding with one-level for secondary lever bracket dish 6 interior ring inner threads, and screw-casing is contained on the one-level active leading screw 1.Cover has the screw thread that matches with three grades of thick stick body 5 inwalls on secondary active leading screw 3 outer walls.
As shown in Figure 3, described secondary thick stick body 4 is fixedly mounted on the secondary lever bracket dish 6.Secondary initiatively leading screw 3 upper ends has a circle bead 9, has an annular arrangement briquetting 10 that this bead 9 is pressed in secondary lever bracket dish 6 lower surfaces.Annular arrangement briquetting 10 can be fixed on the secondary lever bracket dish 6 by spiral nail.
As shown in Figure 4, described secondary lever bracket dish 6 outer walls have corresponding concaveconvex structure 11 with one-level thick stick body 2 inwalls, play position-limiting action, and one-level thick stick body 2, secondary lever bracket dish 6, secondary thick stick body 4 can not be rotated.
Described secondary initiatively leading screw 3 is hollow, and one-level active leading screw 1 is in secondary active leading screw 3 cavitys.One-level active leading screw 1 outer wall and secondary active leading screw 3 inwalls have the tangent plane 12 that forms correspondence by cutting, with assurance one-level active leading screw 1 when rotated, both can pass in and out smoothly initiatively leading screw 3 inside of secondary, can drive again secondary active leading screw 3 simultaneously and rotate.The structure of this tangent plane can be as shown in Figure 5.
As shown in Figure 6, three grades of thick stick body 5 outer walls have corresponding concaveconvex structure 13 with secondary thick stick body 4 inwalls, play position-limiting action, and secondary thick stick body 4 and three grades of thick stick bodies 5 can not rotated.
Described anti-dazzle device 14 can be a monoblock, also can make to fold.Three grades of thick stick body 5 ends are connected (blocked by anti-dazzle device 14 among the figure, show) by a connecting device with anti-dazzle device 14, described connecting device comprises universal ball connector.
Described motor and Motorized lift device are installed in the housing, and there is opening the below of housing, and Motorized lift device stretches out by this opening.If with the vehicle of operator's compartment, housing can be installed in the former sun shield of driver's side place, and according to different automobile types adopt vertical or from the front windshield different hang such as parallel.For the vehicle that does not have operator's compartment, such as motor bike, battery-driven car, housing can be installed on the helmet, and possess detachable function to be convenient for people to use.
The motor switch of present embodiment 1 is teleswitch, and teleswitch can be placed on the bearing circle, and power supply can utilize automobile power source or other power supplys.When pressing raise/lower actuator, motor output gear drives the power intake 8 gears rotation that is installed on the one-level active leading screw 1, so that initiatively leading screw 1 generation rotation of one-level, secondary lever bracket dish 6 produces longitudinal travel along one-level active leading screw 1, drives secondary thick stick body 4 rises/landing; One-level is when initiatively leading screw 1 rotates and since one-level initiatively leading screw 1 outer wall and secondary initiatively leading screw 3 inwalls the effect that forms corresponding tangent plane 12 by cutting is arranged, drive secondary initiatively leading screw 3 rotate, thereby realize the rise of three grades of thick stick bodies 5/landing.And finally drive anti-dazzle device 14 and carry out lifting, and then make as required anti-dazzle device 14 rest on the purpose that suitably highly reaches change strong light dazzling prevention.
Embodiment 2 adopts step by step section by section up-down mode.As shown in Figure 7, embodiment 2 comprises housing 15, motor 16, Motorized lift device and anti-dazzle device 14.There is opening described housing 15 belows.
Described Motorized lift device comprises the sleeve pipe that more piece is nested, and is installed in the steel tie rod 17 with hole clipping, disc spring 18 and power input gear 19 in the housing 15.Hole clipping engagement on the latch of power input gear 19 and the steel tie rod 17.The purpose of disc spring 18 is to strain steel tie rod 17 and prevents its free-extension.Described more piece sleeve pipe is outermost to be bottom tube 20, bottom tube 20 is fixedly mounted on housing 15 lower opening places, described sleeve pipe innermost layer be push pipe 21, push pipe 21 ends are fixed with a connecting device, connecting device is connected with anti-dazzle device 14 and (is blocked by anti-dazzle device 14 among the figure, do not show), described connecting device comprises universal ball connector.Described motor 16 mouths and power input gear 19 interlocks, this kind interlock can connect by gear to be finished.The connecting device of described steel tie rod 17 1 end connecting jacking pipes 21 ends, the other end connects disc spring 18, and the other end of disc spring 18 is fixed in the housing 15.
Described housing 15 interior limited location pieces 22, its purpose are to guide steel tie rod 17 to carry out fore and aft motion along the direction of regulation.Limiting stopper 22 structures also can be the guiding indent, and steel tie rod 17 places in the guiding indent, and the guiding indent can be designed to certain radian, thereby better increase the interlock control to steel tie rod 17.
Described anti-dazzle device 14 can be a monoblock, also can make the flap that can fold.
The switch of the motor 16 of present embodiment 2 is teleswitch, teleswitch can be placed on the bearing circle, when pressing raise/lower actuator, by motor 16 transmissions to power input gear 19, power input gear 19 drives steel tie rod 17 extension/retraction, the more piece sleeve pipe launches section by section step by step/regains, anti-dazzle device 14 correct position that descends/be elevated to.
The structure among the embodiment 3 in embodiment 1, also comprise the photoswitch that links to each other with motor circuit, described photoswitch comprises external sense electronics shaven head, signal conversion circuit, amplifying circuit and the PLC controller that circuit links to each other.The optical signal that described external sense electronics shaven head collects is converted to electric signal through the signal conversion circuit, and the amplifier in amplifying circuit is transferred to PLC controller set in the circuit after amplifying, PLC controller control motor forward or reverse.The PLC controller of photoswitch makes the motor forward under the high light, and sun shield 14 is fallen; Light is lower than setting threshold, and the PLC controller makes motor reversal, and sun shield 14 rises.
The structure among the embodiment 4 in embodiment 2, also comprise the photoswitch that motor circuit links to each other, described photoswitch structure is identical with structure, function among the embodiment 3.
Need to prove; particular of the present invention is described in detail the present invention; for a person skilled in the art, the various apparent change of in the situation that does not deviate from the spirit and scope of the present invention it being carried out is all within protection scope of the present invention.