CN101428585B

CN101428585B - Far-near light on-off mechanism for overtaking

Info

Publication number: CN101428585B
Application number: CN2008101631918A
Authority: CN
Inventors: 邓方
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-12-11
Filing date: 2008-12-11
Publication date: 2010-10-13
Anticipated expiration: 2028-12-11
Also published as: CN101428585A

Abstract

The utility model relates to a high-low beam overtaking switch mechanism which comprises a base (3), and a static contact piece (100) arranged on the base (3). The high-low beam overtaking switch mechanism is characterized in that the mechanism further comprises a sliding block (5) capable of sliding in relation to the base (3); the static contact piece (100) comprises a high beam contact piece (7), a grounding contact piece (6) and a headlamp contact piece (8) which are arranged in mutual independence; and a movable contact piece (9) in fit with the static contact piece (100) is arranged on the sliding block (5) and can move together with the sliding block (5). Compared with the prior art, the invention has the advantage that the reliability and the stability of the overall switch operation are greatly improved because of adopting a switching mode that the movable contact piece and the static contact piece are movably matched, and has no possibility of fault occurrence brought by abrasion.

Description

A kind of far-near light on-off mechanism for overtaking

Technical field

The present invention relates to the switching mechanism on a kind of automobile, relate in particular to a kind of far-near light on-off mechanism for overtaking.

Background technology

Existing far and near photoswitch mechanism mainly adopts the suction type setting, specifically with reference to figure 7 and shown in Figure 8, be provided with on the pedestal 3a two static contact 2a and movable contact spring 4a are arranged respectively, has break back contact on the static contact 2a, wherein, movable contact spring 4a in the form of sheets, an end is fixed on the pedestal 3a outer face, the other end has moving contact 41a and for free end, and rubber-like ejector pin 1a is arranged in that pedestal 3a goes up and offsets with the inwall of movable contact spring 4a.Principle of work is as follows: when operating handle was in the distance light gear, ejector pin 1a did not stress, and movable contact spring 4a makes the moving contact 41a conducting that contacts with break back contact because of the effect of self-deformation power, and country beam is opened; When operating handle was in the dipped beam gear, operating handle drove ejector pin 1a motion, and ejector pin 1a upsprings and gets out movable contact spring 4a, like this, the just not conducting of moving contact 41a and break back contact, far-reaching headlamp turn-off, and passing light is opened.

Said structure is realized switch owing to adopt the ejector pin elastic mechanism to drive movable contact spring, and at first, the resistance to abrasion of ejector pin and repeatability are not very desirable in the practical application, and then influence whole switch long term reliability and stability, cause burning of contact easily; Moreover said structure can only be realized second gear control, and gear control is comparatively single; At last,, adhere to, generally all be provided with protective cover, and then increased productive costs for preventing dust such as dust again because movable contact spring and static contact are equipped with the outer face of pedestal.

Summary of the invention

Technical matters to be solved by this invention is the good far-near light on-off mechanism for overtaking of reliability that provides a kind of movable contact spring to cooperate with the static contact sliding type at the above-mentioned state of the art.

The present invention solves the problems of the technologies described above the technical scheme that is adopted: a kind of far-near light on-off mechanism for overtaking, comprise pedestal, this pedestal is provided with static contact, it is characterized in that also comprising the slide block of pedestal slip relatively, described static contact comprises country beam contact disk, ground connection contact disk and the headlight contact disk of setting independently of one another, one movable contact spring that cooperates with aforementioned static contact is located on the described slide block and can be slided with slide block, and aforementioned static contact and aforementioned movable contact spring have following three kinds of fit system: a, movable contact spring and all not conductings of static contact; B, movable contact spring and country beam contact disk and the conducting of ground connection contact disk; The equal conducting of c, movable contact spring and static contact.

Described slide block is positioned under the distance light range state, described movable contact spring and country beam contact disk and the conducting of ground connection contact disk, thus realize that dazzle light is bright;

Described slide block is positioned under the dipped beam range state, described movable contact spring not with the static contact conducting, realize that automobile dipped headlight is bright;

Described slide block is positioned under the range state of overtaking other vehicles, and described movable contact spring and distance light contact contact disk, ground connection contact disk and the equal conducting of headlight contact disk realize that dazzle light and headlight are bright.

Be convenient to the layout in base interior space, be preferably as follows set-up mode:

Described ground connection contact disk has two break back contacies, has breach between the break back contact;

Described country beam contact disk has two break back contacies, has breach between the break back contact;

Described headlight contact disk has a break back contact,

The relative axis of described ground connection contact disk break back contact and the equal symmetric arrangement of breach each other with described country beam contact disk, the break back contact of described headlight contact disk then is positioned on this axis,

And, have three moving contacts that cooperate with aforementioned break back contact that extend to same direction on the described movable contact spring.

Further, one of them break back contact of the break back contact of described headlight contact disk, described ground connection contact disk and one of them break back contact of described country beam contact disk are on the same straight line, accordingly, three of described movable contact spring moving contacts also are on the same straight line.

Setting between movable contact spring and the slot is preferably as follows mode: described slide block has a slot, and described movable contact spring is embedded on the aforesaid slot and exposes three moving contacts.

For adhering to impurity in protection movable contact spring and the static contact, described pedestal lateral surface is provided with a protective cover.

Set-up mode between protective cover and the pedestal is preferably as follows: described pedestal side has buckling groove or blocked hole, accordingly, described protective cover side convexes with the clamping ear that cooperates with aforementioned buckling groove or blocked hole, described protective cover is positioned at described clamping ear inboard and has the embedding hole, and an abaculus is embedded in the described embedding hole and limits described clamping ear and inwardly swing.

Further, described clamping ear has outside flanging, and accordingly, described buckling groove or blocked hole port have one and supply aforementioned flanging to tangle the blocking surface that breaks away from buckling groove or blocked hole with restriction clamping ear.

Further, the swing of restriction abaculus, described protective cover inwall convexes with the limiting section of restriction abaculus swing around the embedding hole.

Compared with prior art, the invention has the advantages that: the on-off mode that adopts movable contact spring to cooperate with the static contact sliding type, reliability, the stability of switch overall operation improve greatly, the possibility that does not have the fault of bringing because of wearing and tearing, movable contact spring and static contact all are located at the medial surface of pedestal, so even without protective cover, dust, impurity etc. also is difficult for entering; Can realize many grades of controls, expand the application space greatly.

Description of drawings

Fig. 1 is the example structure scheme drawing.

Fig. 2 removes structural representation behind the protective cover for embodiment.

Fig. 3 is the embodiment decomposition assembling figure.

Fig. 4 is the decomposition assembling figure at another visual angle of embodiment.

Fig. 5 is the slide block structure scheme drawing.

Fig. 6 is a sliding mode scheme drawing between static contact and the movable contact spring.

Fig. 7 is the structural representation of far and near photoswitch mechanism in the prior art.

Fig. 8 is the structural representation at another visual angle of far and near photoswitch mechanism in the prior art.

The specific embodiment

Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.

Embodiment: with reference to figure 1, Fig. 2, Fig. 3 and shown in Figure 4, the far-near light on-off mechanism for overtaking in the present embodiment comprises pedestal 3, slide block 5, protective cover 1.

Protective cover 1 is located at pedestal 3 lateral surfaces, concrete set-up mode is as follows: pedestal 3 relative dual-sides have blocked hole 31, protective cover 1 side convexes with the clamping ear 12 that cooperates with blocked hole 31, protective cover 1 inboard has embedding hole 11, abaculus 2 is embedded in the embedding hole 11 and limits clamping ear 12 and inwardly swing, further, clamping ear 12 has outside flanging 121, accordingly, blocked hole 31 ports have one and supply flanging 121 to tangle the blocking surface that breaks away from blocked holes 11 with restriction clamping ear 12, further, be 2 swings of restriction abaculus, protective cover 1 inwall convexes with limiting section 13 around embedding hole 11, abaculus 2 rubber-like card divisions 21, and these card division 21 lateral tension are in embedding hole 11.

Pedestal 3 inboards are provided with static contact 100, this static contact 100 comprises the country beam contact disk 7 of setting independently of one another, ground connection contact disk 6 and headlight contact disk 8, ground connection contact disk 6 has break back contact 61 and break back contact 62, has breach 63 between break back contact 61 and the break back contact 62, country beam contact disk 7 has break back contact 71 and break back contact 72, has breach 73 between break back contact 71 and the break back contact 72, headlight contact disk 8 has break back contact 81, ground connection contact disk 6 and country beam contact disk 7 relative axis break back contact and the equal symmetric arrangement of breach each other, the break back contact 81 of headlight contact disk then is positioned on the axis.The break back contact 72 of the country beam contact disk that the break back contact 81 of headlight contact disk, the break back contact of ground connection contact disk 62 reach is on the same straight line, have three moving contact 91, moving contact 92 and moving contacts 93 that extend to same direction on the movable contact spring 9, and moving contact 91, moving contact 92 and moving contact 93 are on the same straight line.

In conjunction with shown in Figure 5, have the slot 51 that plugs for movable contact spring 9 on the slide block 5, movable contact spring 9 is located on the slot 51 and is exposed moving contact 91, moving contact 92 and moving contact 93.

In conjunction with shown in Figure 6, principle of work is as follows:

When slide block 5 is positioned at the distance light range state, the moving contact 93 of movable contact spring contacts with the break back contact 61 of ground connection contact disk, simultaneously, the moving contact 91 of movable contact spring contacts with the break back contact 71 of country beam contact disk, distance light contact contact disk 7 passes through movable contact spring 9 and 6 conductings of ground connection contact disk like this, thereby realizes that dazzle light is bright;

When slide block 5 is positioned at the dipped beam range state, the moving contact 93 of movable contact spring is positioned at the breach 63 of ground connection contact disk, the moving contact 91 of movable contact spring is positioned at the breach 73 of country beam contact disk, distance light contact contact disk 7 and the 6 not conductings of ground connection contact disk like this, thus realize that automobile dipped headlight is bright;

Slide block 5 is positioned at when overtaking other vehicles range state, the moving contact 93 of movable contact spring contacts with the break back contact 72 of distance light contact contact disk, the moving contact 92 of movable contact spring contacts with the break back contact 81 of headlight contact disk, the moving contact 91 of movable contact spring contacts with the break back contact 62 of ground connection contact disk, distance light contact contact disk 7, ground connection contact disk 6 and headlight contact disk 8 are by movable contact spring 9 equal conductings like this, thereby realize that dazzle light and headlight are bright, can overtake other vehicles.

Claims

1. far-near light on-off mechanism for overtaking, comprise pedestal (3), this pedestal (3) is provided with static contact (100), it is characterized in that also comprising the slide block (5) of pedestal (3) slip relatively, described static contact (100) comprises the country beam contact disk (7) of setting independently of one another, ground connection contact disk (6) and headlight contact disk (8), one is located at described slide block (5) with the movable contact spring (9) of aforementioned static contact (100) cooperation goes up also and can slide with slide block (5), and aforementioned static contact (100) has following three kinds of fit system: a with aforementioned movable contact spring (9), movable contact spring (9) and all not conductings of static contact (100); B, movable contact spring and country beam contact disk (7) and ground connection contact disk (6) conducting; C, movable contact spring (9) and all conductings of static contact (100).

2. far-near light on-off mechanism for overtaking according to claim 1 is characterized in that

Described ground connection contact disk (6) has two break back contacies (61,62), and break back contact has breach (63) between (61,62);

Described country beam contact disk (7) has two break back contacies (71,72), and break back contact has breach (73) between (71,72);

Described headlight contact disk (8) has a break back contact (81),

The relative axis of described ground connection contact disk (6) break back contact and the equal symmetric arrangement of breach each other with described country beam contact disk (7), the break back contact of described headlight contact disk (81) then is positioned on this axis,

And, have three moving contacts (91,92,93) that cooperate with aforementioned all break back contacies that extend to same direction on the described movable contact spring (9).

3. far-near light on-off mechanism for overtaking according to claim 2, it is characterized in that one of them break back contact (62) of the break back contact (81) of described headlight contact disk, described ground connection contact disk and one of them break back contact (72) of described country beam contact disk are on the same straight line, accordingly, three of described movable contact spring moving contacts (91,92,93) also are on the same straight line.

4. according to claim 2 or 3 described far-near light on-off mechanism for overtaking, it is characterized in that described slide block (5) has a slot (51), described movable contact spring (9) is embedded on the aforesaid slot (51) and exposes three moving contacts (91,92,93).

5. according to the described far-near light on-off mechanism for overtaking of arbitrary claim in the claim 1 to 3, it is characterized in that described pedestal (3) lateral surface is provided with a protective cover (1).

6. far-near light on-off mechanism for overtaking according to claim 5, it is characterized in that described pedestal (3) side has buckling groove or blocked hole (31), accordingly, described protective cover (1) side convexes with the clamping ear (12) that cooperates with aforementioned buckling groove or blocked hole (31), described protective cover (1) is positioned at described clamping ear (12) inboard and has embedding hole (11), and an abaculus (2) is embedded in the described embedding hole (11) and limits inwardly swing of described clamping ear (12).

7. far-near light on-off mechanism for overtaking according to claim 6, it is characterized in that described clamping ear (12) has outside flanging (121), accordingly, described buckling groove or blocked hole (31) port has one and tangles the blocking surface that breaks away from buckling groove or blocked hole (31) with restriction clamping ear (12) for aforementioned flanging (121).

8. far-near light on-off mechanism for overtaking according to claim 7 is characterized in that described protective cover (1) inwall convexes with the limiting section (13) of restriction abaculus (2) swing around embedding hole (11).