CN112238806A

CN112238806A - Far and near light control device

Info

Publication number: CN112238806A
Application number: CN201910645722.5A
Authority: CN
Inventors: 王仁茂
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-17
Filing date: 2019-07-17
Publication date: 2021-01-19
Anticipated expiration: 2039-07-17
Also published as: CN112238806B

Abstract

The invention discloses a far and near light control device, which is characterized in that a lamp holder is fixedly provided with a fixing plate, the fixing plate is provided with an electromagnetic valve, and a valve shaft of the electromagnetic valve can be linked with an actuating part through a reciprocating stroke to drive a shading plate to swing so as to switch a near light lamp or a far light lamp of the lamp holder. The light screen is pivoted to the lamp holder by a fulcrum, and is provided with a main hole for pivoting the brake, the brake defines a hinged section pivoted with the main hole, a crank extending from the hinged section, and a rocker arm connected out by the crank, so that the valve shaft is coupled to the rocker arm, and the hinged section of the brake is further controlled to be kept between the valve shaft and the fulcrum, and the valve shaft can switch dipped headlight or high beam of the lamp holder when linking the rocker arm and the light screen, thus the electromagnetic valve has the advantages of labor-saving operation, stroke shortening, effective volume reduction, cost reduction and the like.

Description

Far and near light control device

Technical Field

The invention mainly relates to the technical field of controlling a far lamp and a near lamp by an electromagnetic valve, in particular to the electromagnetic valve which has the advantages of labor-saving operation, shortened stroke and reduced volume.

Background

The prior arts shown in taiwan patent M438415 "improvement of far and near lamp control device" and M575403 "switching device for far and near lamps" have the following problems to be overcome:

first, the light screen and the solenoid valve of these two patent antecedents all install in the stationary blade, so when the swing of solenoid valve drive light screen, can not fully amplify the arm of force of application of light screen, cause the problem that the solenoid valve has hard drive light screen, under the permanent operation, it all has harmful effects to solenoid valve life and power consumption.

The solenoid valve is excited by the coil or not to enable the valve shaft to have a reciprocating stroke so as to control the using state of a far light or a near light of the light shielding plate.

Disclosure of Invention

The invention mainly provides a far and near light control device, which comprises:

a lamp holder;

a shading plate pivoted to the lamp holder by a support shaft and provided with a main hole parallel to the support shaft;

a fixing plate installed on the lamp holder;

the electromagnetic valve is arranged on the fixing plate, and a reciprocating stroke is defined along the axial direction of the valve shaft; and

the valve shaft is coupled with the light screen, and the hinge section of the braking piece is further controlled to be kept between the valve shaft and the support shaft, so that the valve shaft can switch a dipped headlight or a high beam of the lamp holder when the valve shaft is linked with the rocker arm and the light screen.

By the integral structure characteristics, the force applying arm of the electromagnetic valve for driving the shading plate can be fully increased, so that the electromagnetic valve has the characteristic of labor-saving operation and prolonged service life, and the special shape of the braking piece can relatively shorten the stroke of the electromagnetic valve, thereby effectively reducing the volume and the manufacturing cost of the electromagnetic valve and being easy to install.

Drawings

FIG. 1 is an exploded view of the present invention.

FIG. 2 is a partial cross-sectional view of the present invention after assembly.

Fig. 3 is a schematic view of the present invention in a low beam usage state.

Fig. 4 is a schematic view of the high beam lamp of the present invention in a use state.

Fig. 5 is an exploded view of another embodiment of the present invention.

Fig. 6 is a partial cross-sectional view of the assembly of fig. 5.

Fig. 7 is a schematic view of fig. 5 in a low beam use state.

Fig. 8 is a schematic view of fig. 5 in a high beam use state.

Description of reference numerals: 10-a lamp holder; 11-a main light source; 111-main light driver chip; 12-a primary light reflector; 13-a light supplement lamp source; 131-a light supplement driving chip; 14-a light compensation reflector; 15-a fixed part; 16-fork lever; 17-fork pocket; 20-a fixing sheet; 21-a first side; 22-a second face; 23-a binding moiety; 24-a movable slot; 25-flanging; 30-a visor; 31-fulcrum; 32-a pivot seat; 33-a main hole; 40-a catch; 41-a hinge section; 42-crank; 43-rocker arm; theta-included angle; 50-an electromagnetic valve; 51-a valve body; 52-a valve shaft; 521-ring groove; 53-spring.

Detailed Description

As shown in fig. 1 to 4, the present invention at least includes:

a lamp holder 10, a main light source 11 is installed on the central axis of the top surface of the lamp holder 10, a light supplement light source 13 is installed in front of the main light source 11, the lamp holder 10 is assembled with a main light driving chip 111 and a main light reflecting cover 12 matching the main light source 11, and is assembled with a light supplement driving chip 131 and a light supplement reflecting cover 14 matching the light supplement light source 13, the main light driving chip 111 and the light supplement driving chip 131 are arranged at least three, the light supplement light source 13 and the light supplement reflecting cover 14 mainly supplement light sources with insufficient central measurement of the high and low beams, the front end of the lamp holder 10 is provided with fixing parts 15 in bilateral symmetry, the inner sides of the two fixing parts 15 are respectively provided with fork rods 16 protruding the front end, and a fork slot 17 with a forward opening is defined between the two fork rods 16;

a fixing piece 20 mounted on the lamp holder 10, which defines a first surface 21 and a second surface 22 that are symmetrical, and then the first surface 21 is mounted on the two fixing portions 15 by bolts (not shown) or other components in a left-right abutting manner, wherein the fixing piece 20 spans the fork slot 17, and the fixing piece 20 is further provided with a combining portion 23 opposite to the center of the fork slot 17;

a light-shielding plate 30 relatively installed in the range of the fork groove 17, which is pivoted to the front end edge of the fork rod 16 through a pivot 31, so that the light-shielding plate 30 can swing up and down in the range of the fork groove 17 by taking the pivot 31 as a fulcrum, thereby controlling the low beam light or the high beam light of the lamp holder 10; the light shielding plate 30 has pivot seats 32 protruding backward from the left and right sides, the two pivot seats 32 are retained in the fork slots 17, and a main hole 33 parallel to the support shaft 31 is penetrated through the two pivot seats;

a brake 40 formed by bending a round rod, the left and right ends of the brake 40 having hinged sections 41 capable of being pivoted to the main hole 33, a U-shaped crank 42 extending downward between the two hinged sections 41, and a U-shaped swing arm 43 protruding horizontally and rearward from the middle section of the bottom end of the crank 42, the swing arm 43 being suspended below the lamp holder 10, so that when the crank 42 and the swing arm 43 swing up and down, the light shielding plate 30 can be actuated to swing up and down around the fulcrum shaft 31 through the hinged sections 41, in this particular description, the swing arm 43 cannot interfere with the lamp holder 10 during the swing process, as shown in the drawing, the crank 42 and the swing arm 43 are configured in a non-same plane, thereby forming an included angle θ of about ninety degrees, and further controlling the length defined by the downward extension of the crank 42 to be greater than the length defined by the backward protrusion of the swing arm 43; and

a solenoid valve 50 having a valve body 51 fixed on the combining portion 23 of the fixing plate 20, wherein the valve body 51 is located on the first surface 21 of the fixing plate 20, and is installed with a valve shaft 52 longitudinally arranged along the axial direction of the valve shaft 52, and defines a reciprocating stroke along the axial direction of the valve shaft 52, specifically, when the coil inside the valve body 51 is excited, the valve shaft 52 can be driven to move downwards for a stroke against the pre-pressure of a spring 53, the top edge of the valve shaft 52 is provided with a ring groove 521 coupled with the rocker arm 43, the U-shaped rocker arm 43 is symmetrically limited in the ring groove 521 at the left and right sides, and the size of the control ring groove 521 is enough to provide the rocker arm 43 to move forwards and backwards and slightly swing upwards and downwards, so that the valve shaft 52 can vertically reciprocate to act on the crank 42 and the rocker arm 43 to swing upwards and downwards by the longitudinal reciprocating stroke, so that the hinge section 41 can actuate the light, as shown in fig. 3, when the electromagnetic valve 50 does not excite the valve shaft 52, the spring 53 keeps the valve shaft 52 at the top dead center position, the stopper 40 can link the light shielding plate 30 to block the fill-in light source 13 guided by the fill-in light reflector 14, and the main light reflector 12 can guide the main light source 11 to irradiate obliquely forward, and at this time, the light shielding plate 20 can be controlled by the stopper 40 to swing downward to a fixed point around the support shaft 31 as shown in fig. 4, so that the light shielding plate 30 cannot block the fill-in light source 13 guided by the fill-in light reflector 14 to irradiate forward horizontally, and further, the light shielding plate is switched to the high beam use state, when the electromagnetic valve shaft 52 is excited by the electromagnetic valve 50, and the valve shaft 52 moves downward to the bottom dead center against the pre-pressure of the spring.

It is specifically stated that, in the stopper 40 shown in fig. 1 to 4, the shape of the crank 42 and the rocker arm 43 can be replaced by a curved surface or other suitable shapes, and only the length defined by the crank 42 along the axial direction of the valve shaft 52 is required to be controlled to be greater than the length defined by the rocker arm 43 along the radial direction of the valve shaft 52, so that the efficiency of the light shielding plate 30 swinging up and down can be relatively increased by interlocking with the valve shaft 52, and compared with the two patent publications, the reciprocating stroke of the valve shaft 52 can be relatively shortened, which belongs to the present invention.

Referring to fig. 5 to 8, it is further illustrated that the valve shaft 52 of the solenoid valve 50 of the present invention can be disposed horizontally or laterally, and for the same reason, the solenoid valve 50 can also be disposed on the fixing plate 20 in different angles; referring to fig. 5 to 8, the fixing plate 20 has a connecting portion 23 penetrating the first surface 21 and the second surface 22, a movable groove 24, a flange 25 extending from the second surface 22, the valve body 51 of the electromagnetic valve 50 is fixed on the flange 25, so that the valve body 51 is located on the second surface 22 of the fixing plate 20 and is provided with a valve shaft 52 which is arranged transversely in the axial direction, the valve shaft 52 penetrates the connecting portion 23, and the end edge of the valve shaft 52 located on the first surface 21 is provided with a ring groove 521, the left and right ends of the stopper 40 are provided with hinge segments 41 capable of being pivoted to the main hole, and a U-shaped crank 42 horizontally extends backwards between the two hinge segments 41, the crank 42 passes through the movable slot 24 of the fixing plate 20, the rear end of the crank 42 extends downward to form a U-shaped rocker arm 43, and the left and right sides of the rocker arm 43 are symmetrically limited in the ring groove 521, so that the configuration can achieve the effects shown in fig. 1 to 4.

As shown in fig. 1 to fig. 4, the present invention has at least the following advantages:

firstly, the present invention can fully increase the force applying arm of the solenoid valve 50 for driving the light shielding plate 30 by the structural characteristics that the light shielding plate 30 is pivoted to the lamp holder 10 by the fulcrum shaft 31 and the hinge section 41 is kept between the valve shaft 52 and the fulcrum shaft 31, so that the solenoid valve 50 has the advantage of labor saving operation, and thus, the service life of the solenoid valve 50 and the power consumption can be better represented.

Secondly, the length of the crank 42 defined along the axial direction of the valve shaft 52 is far greater than the length of the rocker arm 43 defined along the radial direction of the valve shaft 52, so that the shape of the brake 40 can greatly improve the efficiency of the valve shaft 52 linking with the light shielding plate 30, the reciprocating stroke of the valve shaft 52 can be effectively shortened, the size and the purchase cost of the electromagnetic valve 50 can be further reduced, and the effects of easy installation and the like can be achieved.

The above description is only a preferred embodiment of the present invention, and the scope of the present invention should not be limited by the above description, and all equivalent changes and modifications made within the scope of the claims of the present invention should be covered by the present invention.

Claims

1. A high beam and low beam control device, comprising:

a lamp holder;

a fixing plate installed on the lamp holder;

2. The headlight control device of claim 1, wherein the catch further defines a length of the crank defined axially along the valve axis that is greater than a length of the rocker arm defined radially along the valve axis.

3. The high and low beam control device as claimed in claim 1 or 2, wherein the left and right lamp holders are respectively provided with fork rods protruding from the front ends, and a fork slot with a front opening is defined between the two fork rods; the fixing piece is defined with a first surface and a second surface which are symmetrical, the first surface is arranged at the front end of the lamp holder left and right and used for enabling the fixing piece to cross the fork slot; the shading plate is relatively arranged in the range of the fork groove and is pivoted on the front end edge of the fork rod through a fulcrum shaft, the left side and the right side of the shading plate are additionally provided with pivot seats towards the back in a protruding way, and the two pivot seats are kept in the fork groove and are penetrated with main holes parallel to the fulcrum shaft.

4. A headlight control device as claimed in claim 3, wherein the solenoid valve has a valve body fixed to the coupling portion, the valve body being located on the first surface of the fixing piece and being provided with a valve shaft disposed longitudinally in the axial direction, the valve shaft being provided at a top end edge thereof with a ring recess; the left end edge and the right end edge of the brake piece are provided with hinged sections which can be pivoted with the main hole, a U-shaped crank extends downwards between the two hinged sections, the bottom end of the crank horizontally protrudes with a U-shaped rocker arm, the rocker arm is suspended below the lamp holder, and the left side and the right side of the rocker arm are symmetrically limited in the annular groove.

5. The headlight control device as claimed in claim 3, wherein the fixing plate has a joint portion penetrating the first surface and the second surface, a movable groove, and a flange extending from the second surface; the electromagnetic valve is provided with a valve body fixedly arranged on the folded edge, the valve body is positioned on the second surface of the fixing piece, the valve shaft is arranged in the axial direction in the transverse direction and penetrates through the combining part, and the end edge of the valve shaft positioned on the first surface is provided with a ring groove; the left end and the right end of the brake piece are provided with hinged sections which can be pivoted with the main hole, a U-shaped crank horizontally and backwards extends between the two hinged sections and passes through the movable groove of the fixed piece, the rear end of the crank downwards extends to form a U-shaped rocker arm, and the left side and the right side of the rocker arm are symmetrically limited in the annular groove.

6. The device as claimed in claim 1, wherein the stopper is formed by bending a round rod, the left and right ends of the stopper have hinge sections pivotally connected to the main hole, a U-shaped crank extends between the hinge sections, the crank has a U-shaped rocker arm, the valve shaft has a ring groove, and the left and right sides of the rocker arm are symmetrically retained in the ring groove.

7. The high and low beam control device of claim 6, wherein the crank is formed at a ninety degree angle to the rocker arm.

8. The headlight control device as claimed in claim 1, wherein the lamp holder is installed with a main light source, a main light driving chip and a main light reflector, and is installed with a fill-in light source, a fill-in light driving chip and a fill-in light reflector, when the solenoid valve does not excite the valve shaft, the light shielding plate can block the fill-in light source from the fill-in light reflector for switching to the dipped headlight, but when the solenoid valve excites the valve shaft, the light shielding plate can not block the fill-in light source from the fill-in light reflector for switching to the high beam.

9. The headlight control apparatus of claim 1, wherein the solenoid valve has a valve body mounted on a fixing plate, the valve body is respectively mounted with a valve shaft and a spring, and the valve shaft is driven to move against the pre-pressure of the spring when the solenoid valve is excited, thereby switching the lamp holder to the high beam use state, but when the solenoid valve is not excited, the lamp holder is controlled to the low beam use state.