CN100495609C - Switch for vehicles - Google Patents
Switch for vehicles Download PDFInfo
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- CN100495609C CN100495609C CNB2006101262242A CN200610126224A CN100495609C CN 100495609 C CN100495609 C CN 100495609C CN B2006101262242 A CNB2006101262242 A CN B2006101262242A CN 200610126224 A CN200610126224 A CN 200610126224A CN 100495609 C CN100495609 C CN 100495609C
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- screw
- hole portion
- mounting panel
- switch
- contact
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Abstract
A switch for vehicles, which temporarily holds the screw maintaining reliability, can be easily assembled, and is particularly suited for detecting the opening and closure of doors. An insertion hole 17C is formed in a cylindrical portion 17B of a elasticity resinous cover 17 covering the upper surface of a mounting plate 14 and an operation body 2, the insertion hole extending into a through hole 14B of the mounting plate 14. A screw 8 is forcibly held in the insertion hole 17C. This prevents an inconvenience of the screw 8 escaping when a shock is given or a force is exerted from the lower side during the transit or while being attached to the vehicle.
Description
Technical field
The present invention relates to mainly be installed in the automobile switch for vehicles of the switching of detecting gate etc.
Background technology
In recent years, becoming more and more popular is installed in switch for vehicles in the door portion of automobile, the switching of detecting gate thus, the lighting a lamp or light-off etc. of the indoor illumination of control car.
Fig. 4 is the profile of existing switch for vehicles.Switch for vehicles has top opening, is shaped as roughly the housing 1 of the insulating resin system of box-shaped and the operating body 2 of insulating resin system.Operating body 2 places the inside of housing 1 according to movable up and down mode, and is provided with operating portion 2A roughly cylindraceous on the top of operating body 2.
The right flank of housing 1 is provided with the fixed contact 3 of conducting metal system, and the portion of terminal 3A of fixed contact 3 is projected into the connecting portion 1A of the roughly case shape of the lower side that is arranged in housing 1.
In addition, an end of the mounting panel 4 of conductive metal sheet system is fixed in the housing 1, in the part of mounting panel 4, is provided with the crooked 4A of contact portion downwards.In addition, on the other end of the mounting panel 4 that extends to the left foreign side of housing 1, form the through hole 4B of portion.
Also have, the central portion that is shaped as the travelling contact 5 of the elastic metal sheet system that U word shape roughly constitutes is installed on the operating portion 2, and the two ends, the left and right sides of travelling contact 5, the join 4A of contact portion and the fixed contact 3 of mounting panel 4 of elasticity respectively under crooked slightly state.
The spring 6 of coiled type, under crooked slightly state, be installed in below the inner bottom surface of housing 1 and the operating body 2 between.Operating body 2 passes through spring 6 application of force upward.
In addition, for example the lid 7 that is made of rubber is inlayed shaping with mounting panel, above the covering mounting panel 4, and at the formed thin 7A of dome portion of the right-hand side of lid 7, the top and operating body 2 of covering shell 1.
Also have, above the 4B of through hole portion of the mounting panel 4 of the right-hand side that is arranged on lid 7, be formed with a 7B of portion, be provided with the diameter inserting hole portion 7C bigger in the bottom surface of the 7B of tube portion than through hole 4B.In addition, in 7C of inserting hole portion and the 4B of through hole portion, insert the threaded portion 8A of metal screw 8.
In addition,, form the claw 7D of the outstanding convex of the more inside side of a plurality of washer portion 8B, by claw 7D screw 8 is not come off upward, and screw 8 is temporarily remained in the 7B of portion, constitute switch for vehicles than screw 8 at the medial surface of the 7B of tube portion of lid 7.
The switch for vehicles of Gou Chenging like this, under the state in screw 8 is temporarily remained on the 7B of tube portion of lid 7, after taking care of or transmitting, by lead (not shown) etc., being situated between is connected by the electronic circuit (not shown) of automobile and indoor lamp etc. to the outstanding portion of terminal 3A in the below of housing 1.In addition, spring 8 is captive on the chassis (not shown) of car body, is situated between by spring 8 mounting panel 4 to be connected with chassis earth, is being adorned the door portion at vehicle.
In above structure, under the door closing state of automobile, after pushing the operating portion 2A that covers by the 7A of dome portion of lid 7 by door, operating body 2 makes spring bending on one side, move downwards on one side, the left end that is installed in the travelling contact 5 on the operating body 2 separates from the 4A of contact portion of mounting panel 4, and being connected between the 4A of contact portion and the fixed contact 3 becomes off-state.At this moment, for example indoor lamp is in the state of for example turning off the light.
In addition, under the situation that door is opened, door separates from operating portion 2A, is moved upward by the operating body 2 of spring 6 application of forces.Simultaneously, travelling contact 5 also is moved upward, and returns to original state shown in Figure 4, for example constitutes indoor lamp and lights a lamp, and car is indoor illuminated.
In addition, as the related art documentation ﹠ info of the present application, for example having as can be known, the spy opens communique 2003-No. 132761.
Yet, above-mentioned existing switch for vehicles, the claw 7D that constitutes by convex temporarily remains on screw in the 7B of tube portion of lid 7.Therefore, when the carrying of switch or when the installation of vehicle, if, then be in screw 8 and be easy to generate the state that comes off by colliding or apply the power more than given from the below of screw 8.Suppose that under the situation that screw 8 comes off the screw 8 that will come off is inserted in the 7B of portion once more, must fasten operation, produce the unfavorable condition of losing time when mounted.
Summary of the invention
The present invention is used to overcome this existing unfavorable condition just and proposes, and purpose is to provide a kind of temporary transient maintenance of carrying out screw reliably, and the switch for vehicles of installing easily.
Switch for vehicles of the present invention on cover mounting panel and in the tube portion of the lid of the elastic resin system of operating body, is provided with the inserting hole portion of extending in the through hole portion of mounting panel.In addition, the diameter of described inserting hole portion is less than the diameter of the threaded portion of described screw, is pressed into to keep screw and constitute switch for vehicles in this inserting hole portion.Because screw is pressed in the inserting hole portion that maintenance extends in the through hole portion of mounting panel, therefore when conveyance or when the installation of vehicle, even temporarily apply power to the screw collision or from the below, also can get rid of the unfavorable condition of toner screw, the temporary transient maintenance that can keep screw definitely.Can provide a kind of assembling to be easy to switch for vehicles.
In addition, another switch for vehicles of the present invention, in the through hole portion arranged outside of mounting panel outstanding upward jut is arranged, be formed with a plurality of through-hole section at the lateral surface of this jut, being situated between is formed the outside and the inserting hole portion of the jut of lid by through-hole section.
When being installed in screw in the chassis, even along with fastening of screw temporarily twisted inserting hole portion, can not arrive the outside of jut by the position of through-hole section distortion, therefore can get rid of the unfavorable condition of outside distortion of the jut of lid.Screw can be fastened in tube portion easily and reliably.
In addition, switch for vehicles of the present invention is provided with jut in the periphery of through hole, is provided with a plurality of through holes at the lateral surface of jut.
In addition, another switch for vehicles of the present invention, travelling contact are by elastic metallic system, and an end of travelling contact and contact portion elasticity are joined, and its other end and fixed contact elasticity are joined, and its central portion is installed in the operating body.
In addition, in another switch for vehicles of the present invention, the lid of elastic resin system is panelized into shape in installed surface.
In addition, in another switch for vehicles of the present invention, form inserting hole portion on the inner bottom surface of tube portion, this inserting hole portion has the diameter littler than the diameter of described threaded portion than inwardly side's extension of described through hole portion of described mounting panel.
Description of drawings
Fig. 1 is the profile of the switch for vehicles of one embodiment of the present invention.
Fig. 2 is the exploded perspective view of one embodiment of the present invention.
Fig. 3 A is the cut-away section stereogram of one embodiment of the present invention.
Fig. 3 B is the stereogram of one embodiment of the present invention.
Fig. 4 is the profile of existing switch for vehicles.
Among the figure: 1-housing; 1A-connecting portion; 2-operating body; 2A-operating portion; 3-fixed contact; 3A-portion of terminal; 5-travelling contact; 6-spring; 8-screw; 8A-threaded portion; 8C-head; 14-mounting panel; 14A-contact portion; 14B-through hole portion; 14C-jut; 14D-through-hole section; 17-lid; 17A-dome portion; 17B-tube portion; 17C-inserting hole portion.
Embodiment
Below, adopt Fig. 1～Fig. 3 B that one embodiment of the present invention is described.
In addition, in the structure division identical, give identical symbol, omit detailed explanation with the illustrated structure of background technology part.
Fig. 1 is the switch profile of the associated vehicle of one embodiment of the present invention, and Fig. 2 is the exploded perspective view of Fig. 1.Fig. 3 A is the sectional stereogram of Fig. 1, and Fig. 3 B is the stereogram of Fig. 1.Among Fig. 1, Fig. 2, Fig. 3 A and Fig. 3 B, switch for vehicles of the present invention possesses top opening, material and for example constitutes, is shaped as the roughly housing 1 of box-shaped by the insulating resin of polyformaldehyde.In addition, the operating body 2 of the insulating resin system that for example is made of for polybutylene terephthalate material is according to being accommodated in the inside of housing 1 mode moving up and down.Be provided with operating portion 2A roughly cylindraceous on the top of operating body 2.
In the Right Inboard face of housing 1, implant the fixed contact 3 for example be provided with the conducting metal system that constitutes by copper alloy, the portion of terminal 3A of fixed contact 3 forms in the connecting portion 1A of the roughly case shape of the below that is arranged on housing 1 outstanding.
The mounting panel 14 of the conductive metal sheet system of copper or copper alloy etc. is fixed on the housing 1, and its right-hand member is provided with the crooked 14A of contact portion downwards.In addition, the left end of mounting panel 14 extends to the left foreign side of housing 1, and forms the through hole 14B of portion.
In addition, shown in the stereogram of Fig. 3 B, in the outside of the 14B of through hole portion of mounting panel 14, be provided with the jut 14C of outstanding upward roughly ring-type, and be formed with a plurality of through-hole section 14D at the lateral surface of jut 14C.
Be shaped as the roughly travelling contact 5 of the elastic metal sheet system of the formations such as copper alloy of U font, its substantial middle portion is installed on the operating body 2, two ends about travelling contact 5 under crooked slightly state, the elasticity 14A of contact portion and the fixed contact 3 of mounting panel 14 that join respectively.
The spring 6 of the coiled type that is made of copper cash or copper alloy wire etc. is mounted with the state of deflection slightly between below the inner bottom surface of housing 1 and operating body 2, and operating body 2 is by spring 6 application of force upward.
The lid 17 of the elastic resin system of rubber or synthetic rubber etc. shown in the cut-away section stereogram of Fig. 3 A, above the covering mounting panel 14, is inlayed shaping with mounting panel 14, with the 17A of dome portion that right-hand thinness forms, the top and operating body 2 of covering shell 1.In addition, above the 14B of through hole portion of mounting panel 14, form the tube 17B of portion.
In addition,, extend the 17C of inserting hole portion of the diameter that formation is slightly littler than the diameter of the threaded portion 8A of metal screw 8 at the inner bottom surface of the 17B of tube portion than the more inside side of the 14B of through hole portion of mounting panel 14.In addition, in the periphery of the 14B of through hole portion, roughly the outstanding jut 14C that forms of ring-type above expose on the outside of the 17C of inserting hole portion.
Also have, the 17C of inserting hole portion that extends in the 14B of through hole portion forms by the following method, promptly, when being set into female cap 17 and mounting panel 14, by in the periphery of the 14B of through hole portion in a plurality of through-hole section 14D that the lateral surface of jut 14C forms, the elastic resin that forms lid 17 is flowed into to the interior side of the 14B of through hole portion, thereby form.
Also promptly, the jut 14C Outboard Sections of lid 17 and inserting hole 17C form by the elastic resin integral type that is filled in the through-hole section 14D.
And, threaded portion 8A is pressed in the 17C of inserting hole portion, according to the mode that screw 8 is not come off upward by the 17C of inserting hole portion, metal screw 8 is pressed into remains in the 17B of portion.Below the head 8C of screw 8,, constitute switch for vehicles with butt above the jut 14C that around the 17C of inserting hole portion, exposes.
In addition, the switch for vehicles of Gou Chenging like this, under the state in screw 8 being pressed into the 17B of tube portion that remains on lid 17, take care of or conveyance after, the portion of terminal 3A outstanding in the lower side of housing 1 passes through lead (not shown) etc., and Jie is connected with indoor lamp by the electronic circuit (not shown) of automobile, and the screw 8 and the chassis (not shown) of car body are fastened, Jie is connected mounting panel 14 by screw 8 with chassis earth, be installed in the door portion of vehicle.
In addition, when the conveyance of this switch or when the installation of vehicle, in the 17C of inserting hole portion of the inner bottom surface of the 17B of tube portion, the periphery of the screw division 8A of screw 8 is whole whole by week in the 17C of inserting hole portion, is pressed into maintenance across the thickness of the 17C of inserting hole portion.Therefore, no matter great collision or apply great power from the lower side of screw 8 all can be got rid of the unfavorable condition that screw 8 comes off and take place, and remains on reliably among the 17B of tube portion of lid 17.
In addition, threaded portion 8A is pressed into remains in the 17C of inserting hole portion, because the position deviation or the inclination that are difficult to produce screw 8, in the time of therefore on being installed in the chassis, can easily carry out screw 8 to the location in the hole on chassis or fasten.
Also have, apply in the lower side from screw 8 under the situation of very large power, be moved upward according to this power screw 8, the head 8C's of screw 8 is following from separation above the jut 14C that exposes around the 17C of inserting hole portion.But,, also can get rid of the unfavorable condition that screw 8 comes off etc. from the 17C of inserting hole portion fully even in this case.Therefore, for example can discharge that the screw 8 that will come off is inserted in the 17B of portion once more and the trouble that must fasten.Therefore, make and transfiguration is installed easily and save time.
In addition, when the screw 8 that this is pressed into maintenance was fastened, the Outboard Sections of the jut 14C of lid 17 and the 17C of inserting hole portion Jie were formed by the through-hole section 14D of mounting panel 14.Therefore, along with fastening of screw 8, even the 17C of inserting hole portion is temporarily twisted, the outside that the position of twisting by through-hole section 14D does not reach jut 14C yet.Thus, got rid of the unfavorable condition of Outboard Sections distortion of the jut 14C of lid 17, screw 8 can have been fastened easily and reliably in the 17B of tube portion.
And, under the state in the chassis of screw 8 being fastened at car body, fasten power by this, screw 8 moves downwards, the elastic force of inner bottom surface or the 17C of inserting hole portion by the 17B of tube portion, the top of following and jut 14C of head 8C contacts with stronger power.Therefore, can carry out ground connection reliably to the chassis of mounting panel 14.
In above structure, under the door closing state of automobile, push the operating portion 2A that is covered by the 17A of dome portion of lid 17 by door, so bent spring 6 of manipulator 2 springs, move downwards on the limit, be installed in of the contact portion 14A separation of the left end of the travelling contact 5 on the operating body 2, become off-state between 14A of contact portion and the fixed contact 3, for example the state that can keep indoor lamp to turn off the light from mounting panel 14.
In addition, under the situation of opening door, door separates from operating portion 2A, be moved upward to the operating body 2 of spring 6 application of forces, and travelling contact also is moved upward, and returns to original on-state shown in Figure 1.At this moment, for example constitute indoor lamp and light, car is indoor illuminated.
Thus, according to an embodiment of the present invention, on cover mounting panel 14 or among the 17B of tube portion of the lid 17 of operating body 2, be provided with the 17C of inserting hole portion that in the 14B of through hole portion of mounting panel 14, extends.In addition, can provide a kind of and keep screw 8 by in the 17C of inserting hole portion, being pressed into, when conveyance or when the installation of vehicle, even apply collide or from below the situation of power under, also can get rid of the unfavorable condition that screw 8 comes off, simultaneously carry out the temporary transient maintenance of screw 8 reliably, and the switch for vehicles of easily installing.
In addition, the outside of the 14B of through hole portion of mounting panel 14 is provided with outstanding upward jut 14C, and is formed with a plurality of through-hole section 14D on the lateral surface of jut 14C.Jie is formed the outside and the 17C of inserting hole portion of the jut 14C of lid 17 by through-hole section 14D.According to this structure, when being installed in screw in the chassis, even along with fastening of screw 8, the 17C of inserting hole portion is temporarily twisted, the outside that the position of twisting by through-hole section 14D does not reach jut 14C yet, therefore can get rid of the unfavorable condition of outside distortion of the jut 14C of lid 17, screw 8 can be fastened easily and reliably in the 17B of tube portion.
At this,, then as follows if clearly main points of the present invention are described.Be associated vehicle switch of the present invention, possess fixed contact 3 implanted and be arranged on the housing 1 of the roughly box-shaped on the medial surface and the operating body 2 that in housing 1, can accommodate up or down.In addition, switch for vehicles comprises: the 14A of contact portion is arranged on an end that is fixed on the shell 1, and extends and form at the other end mounting panel 14 of the through hole 14B of portion to the foreign side of housing 1; The travelling contact 5 that joins with the 14A of the contact portion elasticity that will be installed in fixed contact 3 on the operating body 2 and mounting panel 14.In addition, associated vehicle switch of the present invention possesses the top and operating body 2 that covers mounting panel 14, and be formed on the 14B of through hole portion above the 17C of inserting hole portion of the 17B of tube portion in the lid 17 of elastic resin system of insertion screw 8.In addition, this switch is that the 17C of inserting hole portion of lid 17 is extended in the 14B of through hole portion of mounting panel 14, and screw 8 is pressed into the switch that remains in the 17C of inserting hole portion.
In addition, in the above description, keep the constituting of periphery integral body of threaded portion 8A to be illustrated to being pressed into by the 17C of inserting hole portion.But, though screw 8 be pressed into confining force slightly a little less than, even set a plurality of otch of given depth, partly be pressed into the structure that keeps threaded portion 8A at the above-below direction of the 17C of inserting hole portion, also can obtain same effect.
Utilize possibility on the industry
Associated vehicle switch of the present invention can carry out the temporary transient maintenance of screw reliably, and holds Easily install. Especially, useful in the switching detection etc. of the door of automobile, so the utilization on its industry can The energy property is higher.
Claims (4)
1, a kind of switch for vehicles possesses:
The housing of box-shaped roughly, the side is implanted and is provided with fixed contact within it;
Operating body, it is housed in the described housing and moves up and down freely;
Mounting panel, it is limited to described housing, and an end is provided with contact portion, and extends to described housing foreign side, and the other end is formed with through hole portion;
Travelling contact, it is installed in described operating body, joins with the contact portion elasticity of described fixed contact and described mounting panel; With
The lid of elastic resin system, it covers the top and described operating body of described mounting panel, and be formed at described through hole portion above the inserting hole portion of tube portion in be inserted with screw,
The inserting hole portion of the lid of described elastic resin system is extended in the through hole portion of described mounting panel, and the diameter of described inserting hole portion is less than the diameter of the threaded portion of described screw, is pressed in described inserting hole portion and maintains described screw.
2, switch for vehicles according to claim 1, wherein,
Arranged outside in the through hole portion of described mounting panel has outstanding upward jut, and forms a plurality of through-hole section at the lateral surface of this jut, and the outside of the described jut of described lid and described inserting hole portion are situated between to be formed by described through-hole section integral type.
3, switch for vehicles according to claim 1, wherein,
Described travelling contact is made by elastic metallic, and an end of described travelling contact and described contact portion elasticity are joined, and the other end of described travelling contact and described fixed contact elasticity are joined, and the central portion of described travelling contact is installed on described operating body.
4, switch for vehicles according to claim 1, wherein,
The lid of described elastic resin system is panelized into shape in described mounting panel.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005243854 | 2005-08-25 | ||
| JP2005243854 | 2005-08-25 | ||
| JP2006165864 | 2006-06-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1921044A CN1921044A (en) | 2007-02-28 |
| CN100495609C true CN100495609C (en) | 2009-06-03 |
Family
ID=37778723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006101262242A Active CN100495609C (en) | 2005-08-25 | 2006-08-25 | Switch for vehicles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100495609C (en) |
-
2006
- 2006-08-25 CN CNB2006101262242A patent/CN100495609C/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN1921044A (en) | 2007-02-28 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |