CN201282044Y

CN201282044Y - Novel water-proof switch

Info

Publication number: CN201282044Y
Application number: CNU2008201391572U
Authority: CN
Inventors: 茅忠群
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2008-07-30
Filing date: 2008-10-13
Publication date: 2009-07-29
Anticipated expiration: 2018-10-13

Abstract

A novel water-proof switch comprises a switch body (1), wherein, the switch body (1) is provided with a key (2) and a casing (3), and an opening (31) which allows the exposure of the key (2) is formed on the casing (3). The switch is characterized in that the opening (31) is covered with a flexible membrane (4) capable of sealing the opening (31). The flexible membrane capable of sealing the opening is used for covering the opening of the casing so as to effectively block water outside from flowing into the casing through the opening. Moreover, the membrane is so flexible to enable a user to conveniently control the switch by pushing the key indirectly outside the membrane.

Description

A kind of new waterproof switch

Technical field

The utility model relates to a kind of switch, relates in particular to a kind of new waterproof switch, and this switch can be a kind of rocker switch or push-button switch, and this switch especially is suitable on the lampblack absorber.

Background technology

Seesaw button and the promotion button in the push-button switch in the existing various common rocker switch all directly expose outside installation panel, this common rocker switch and push-button switch all do not have water-proof function, if entering, current can cause the switch inner member to get rusty in the switch, or cause short circuit in short-term, influence useful life of switch and safe in utilization.

As a patent No. is a kind of rocker switch the Chinese utility model patent " a kind of rocker switch " of ZL94203945.9 (notification number is CN2183031Y) has disclosed, comprise: panel and pedestal, establish binding post A assembly and binding post B assembly in the pedestal, the panel place establishes a button again, under the button spring and top flat and movable contact spring, it is characterized in that: spill is made at the top of binding post A assembly, establish a fixing little axle of triangle in the groove, the other end of little axle is fixed in the breach made on the interior pedestal of pedestal, put movable contact spring on the top rib of little axle, system one U-shaped lug in the middle of the movable contact spring is a rectangle thin slice at the above top flat, and its top is shaped on a flange, cooperate with spring, tooth shape is made in its bottom, and makes a breach, rides in the U-shaped lug of movable contact spring.

Be a kind of rocker switch that is used for lampblack absorber the Chinese utility model patent " lampblack absorber switch " of ZL99212769.6 (notification number is CN2373715Y) has disclosed also as a patent No., it comprises housing, button, conductive reed and pin, be provided with stage clip and push rod in the button, push rod matches with conductive reed in being arranged on housing, conductive reed matches with pin, it is characterized in that: pin is fixed in the upper wall of housing.This switch has overcome makes volume increase on the rear wall that common lampblack absorber switch is fixed on pin housing, the defective of being inconvenient to install and use has advantage simple in structure, easy for installation, long service life.

The rocker switch that aforementioned two patents relate to does not all have water-proof function, and the button of rocker switch is inclined plane shape in the part of exposing installed surface, and profile is not attractive in appearance.

And for example an application number is that the Chinese invention patent application " push-button switch " of CN98115904.4 (publication number is CN1206210Y) has disclosed a kind of like this push-button switch with annulus, spring precompressed button is installed in this annulus, button can be pressed into a scheduled operation stroke like this, button is concordant with the end face of annulus, the height of annulus reduces gradually, and its reduction amount is about the operational stroke amount.Situation is like this at least one face that is parallel to operation finger longitudinal axis.

The push-button switch that this patent relates to does not have water-proof function equally.Have, the size that its button of switch that aforementioned three patents relate to or button expose installed surface is less again, so the pressing operation aforementioned switches is all inconvenient.

Summary of the invention

Technical problem to be solved in the utility model is to provide a kind of switch with water-proof function at above-mentioned prior art present situation.

Second technical problem to be solved in the utility model provides the aforementioned water proof switch of a kind of operation new waterproof switch easily.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of new waterproof switch, comprise Switch main body, this Switch main body has button and housing, have the opening that exposes for button on the described housing, it is characterized in that: described opening part is coated with the fexible film that this opening can be sealed.

For solving second technical problem of the present utility model, above-mentioned Switch main body outside also is provided with a Drive Structure that can drive described button outside fexible film.

Because button is coated by fexible film, button exposes outside housing hardly, when being directly installed on such Switch main body on the product casing, more be difficult for this Switch main body of direct control, therefore the Drive Structure at Switch main body outer setting driving button can make things convenient for us to operate this switch.

Above-mentioned Drive Structure includes action button, fixed head, back-moving spring, described fixed head is fixed on the front end of described housing, have the hole on the fixed head, described action button has head and bar portion, described head passes the shell of product to be installed, and has a shoulder block that the inner surface gear with shell cooperates in this head inner end, the Kong Eryu fexible film outer surface contact on the fixed head is passed by described bar portion, described back-moving spring is set in the described bar portion, to apply the elastic force that makes its head expose shell trend all the time to switch.This Drive Structure is reasonable in design, simple in structure, the head that exposes the action button of product casing by promotion, the bar portion of action button can directly promote fexible film, and then the button in the promotion fexible film is with the closure of console switch, and thickness portion exposes product casing because the head of this action button has very, and therefore operation is quite convenient.

Above-mentioned Drive Structure also comprises locating support, and this locating support is fixed on the fixed head front end, has a protuberance on this locating support, has the spacing hole that passes for the bar portion on the action button on the protuberance, and described back-moving spring rear sleeve is located on the described protuberance.The setting of locating support can be carried out good guide effect to the bar portion of action button, makes the steady non-migration of button actions.

The outer end of the bar portion of above-mentioned action button is hemispherical, and described button is a seesaw.Because the outer end of the bar portion of action button is hemispherical, therefore contacting to point between this bar portion and the sealing film outer surface contacts, be bar portion with Switch main body in seesaw also contact for point, make like this and not limited by the direction of monolateral rocker switch stroke on the stroke directions of this action button, all the time keep vertical action direction with seesaw, the feel of this action button of assurance operation is not subjected to the influence of seesaw stroke directions, seesaw button rotary movement more easy to operate.

The inner face of above-mentioned fexible film has annular slot, correspondence, and described housing outer face is provided with described annular slot blocks the annular insert edge of joining mutually.It is fixed on structure on the housing for a kind of with fexible film, can certainly be to adopt special welding procedure that this fexible film is welded on the housing.

Compared with prior art, advantage of the present utility model is: this switch is coated with the fexible film that this opening can be sealed at the opening part of housing, therefore prevent effectively that extraneous water from flowing into housing from opening part, and this film is flexible, therefore also very convenient user is at the outside button that promotes indirectly of film, to operate the keying of this switch.

Description of drawings

Fig. 1 is the cutaway view of the utility model embodiment;

Fig. 2 is the cutaway view (switch is in conducting state) of Switch main body among the utility model embodiment;

Fig. 3 is the cutaway view (switch is in closed condition) of Switch main body among the utility model embodiment;

Fig. 4 is the cutaway view of Drive Structure among the utility model embodiment;

Fig. 5 is the three-dimensional exploded view under the installment state among the utility model embodiment.

Embodiment

Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.

Be depicted as a preferred embodiment of the present utility model as Fig. 1～4.

A kind of new waterproof switch, comprise Switch main body 1, this Switch main body 1 is the rocker switch body, and have button 2 and a housing 3, described button 2 is a seesaw, has the opening 31 that exposes for button 2 on the described housing 3, and described button 2 and other original paper are positioned at housing 3, it is the conventional structure of rocker switch body, so the mounting means of other element of housing 3 inside and button 2 no longer launches to elaborate at this.

An important improvement of the present utility model is to be coated with the fexible film 4 that this opening 31 can be sealed at described opening 31 places.The inner face of described fexible film 4 has annular slot 41, correspondence, and described housing 3 outer faces are provided with described annular slot 41 blocks the annular insert edge 32 of joining mutually.

Another important tool of the present utility model is, described Switch main body 1 outside also is provided with a Drive Structure that can drive described button 2 outside fexible film 4.

As shown in Figure 5, described Drive Structure includes action button 5, fixed head 6, back-moving spring 7, locating support 8; Described fixed head 6 is fixed on the front end of described housing 3, and this fixed form can adopt inserting mode to fix, and has hole 61 on the fixed head 6; Described action button 5 has head 51 and bar portion 52, and described head 51 passes the shell 3 of product to be installed, and described head 51 inner ends have the shoulder block 511 that cooperates with the inner surface gear of shell 3; Described locating support 8 is fixed on fixed head 6 front ends, has a protuberance 81 on this locating support 8, have the spacing hole 811 that passes for the bar portion 52 on the action button 5 on the

protuberance

81,61 backs, hole that bar portion 52 on the action button 5 is passed on spacing hole 811 and the fixed head 6 successively contact with fexible film 4 outer surfaces, the outer end 521 of the bar portion 52 of described action button 5 is hemispherical, and this outer end 521 contacts with fexible film 4; Described back-moving spring 7 is set in the described bar portion 52, and back-moving spring 7 rear sleeve are located on the described protuberance 81, and this back-moving spring 7 is supported between described head 51 and the locating support 8, to apply the elastic force that makes its head 51 expose shell 9 trend all the time to switch.

During operation, with the head 51 of hand propelled button, button 5 overcomes the elastic force of back-moving spring 7, makes the bar portion 52 on the button 5 promote fexible film 4, and then promotes button 2 actions, and with starting switch, after loosing one's grip, button 5 resets under the effect of back-moving spring 7, and is easy to operate.

Because opening 31 places of housing 3 are coated with the fexible film 4 that this opening can be sealed, therefore prevent effectively that extraneous water from flowing into housing 3 from opening part, and this film 4 is flexible, and therefore also very convenient user is at the outside button that promotes indirectly of film, to operate the keying of this switch.

Claims

1, a kind of new waterproof switch, comprise Switch main body (1), this Switch main body (1) has button (2) and housing (3), have the opening (31) that exposes for button (2) on the described housing (3), it is characterized in that: described opening (31) locates to be coated with the fexible film (4) that this opening (31) can be sealed.

2, new waterproof switch according to claim 1 is characterized in that: described Switch main body (1) outside also is provided with a Drive Structure that can drive described button outside fexible film (4).

3, new waterproof switch according to claim 2, it is characterized in that: described Drive Structure includes action button (5), fixed head (6), back-moving spring (7), described fixed head (6) is fixed on the front end of described housing (3), have hole (61) on the fixed head (6), described action button (5) has head (51) and bar portion (52), described head (51) passes the shell (9) of product to be installed, and have in this head (51) inner end and shoulder block (511) that the inner surface gear of shell (9) cooperates, described bar portion (52) passes the hole (61) on the fixed head and contacts with fexible film (4) outer surface, described back-moving spring (7) is set in the described bar portion (52), to apply the elastic force that makes its head (51) expose shell (9) trend all the time to switch.

4, new waterproof switch according to claim 3, it is characterized in that: described Drive Structure also comprises locating support (8), this locating support (8) is fixed on fixed head (6) front end, has a protuberance (81) on this locating support (8), have the spacing hole (811) that passes for the bar portion (52) on the action button on the protuberance (81), described back-moving spring (7) rear sleeve is located on the described protuberance (81).

5, according to claim 3 or 4 described new waterproof switches, it is characterized in that: the outer end (521) of the bar portion (52) of described action button is hemispherical, and described button (2) is a seesaw.

6, new waterproof switch according to claim 1, it is characterized in that: the inner face of described fexible film (4) has annular slot (41), correspondence, described housing (3) outer face are provided with described annular slot (41) blocks the annular insert edge (32) of joining mutually.