CN105185368A - Key structure for switch and electronic whistle - Google Patents
Key structure for switch and electronic whistle Download PDFInfo
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- CN105185368A CN105185368A CN201510591405.1A CN201510591405A CN105185368A CN 105185368 A CN105185368 A CN 105185368A CN 201510591405 A CN201510591405 A CN 201510591405A CN 105185368 A CN105185368 A CN 105185368A
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Abstract
The invention discloses an electronic whistle. The electronic whistle comprises a housing and a switch on the housing, and also includes a protection device which is arranged on the housing for protecting the switch. For the electronic whistle, the protection device is arranged on the housing for protecting the switch on the housing so as to prevent damaging the switch because of excessive impacting force during the using process.
Description
Technical field
The present invention relates to whistle field, in particular, relate to a kind of press-key structure and Electronic whistle of switch.
Background technology
Whistle is in the market of all kinds, as the outdoor lifesaving whistle, the training whistle etc. all only have a function, namely can only sound, and in night or field, only can not judge orientation very soon, very accurately by sound.
For this reason, notification number is CN203147305U, the day for announcing is that the Chinese invention patent of 2013.08.21 discloses a kind of whistle lamp, this patent of invention provide a kind of can provide emergency lighting while also can to sound distress signal and outwardly send the whistle lamp of positional information, it comprises lamp body, and lamp body is provided with battery cavities, bulb and switch; Described bulb is covered with tubular lamp cover; Lampshade is plugged with the whistle of tubulose away from one end of bulb, is also provided with positioning chip in described lamp body.Described whistle is connected with the whistle handle that diameter is identical with lampshade, described lampshade is provided with away from one end of bulb the sleeve pipe that one section of diameter is less than the diameter of lampshade, and described sleeve pipe is provided with projection, and the inwall of described whistle handle can with the projection clamping on sleeve pipe.
Existing switch is all generally exposed outside housing by the switch hole on housing, and this is directly by compressing switch, and easily causes damage to switch when the acting force pressed is larger.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of Electronic whistle not easily making switching damage when pressing switch force and spending large.
The object of the invention is to be achieved through the following technical solutions: a kind of Electronic whistle, the switch comprising housing and arrange on the housing, described Electronic whistle also comprises the setting protective device for the protection of described switch on the housing.
Preferably; described Electronic whistle also comprises the button for triggering described switch coordinated with described switch; described protective device comprises the elastic arm be arranged on described button; described elastic arm is fixedly connected with described housing, and when described button is subject to pressing acting force, described elastic arm produces and makes described button trigger described switch with the deformation of described acting force equidirectional.Electronic whistle arranges button and coordinates with switch; and by button trigger switch; elastic arm on button is fixedly connected with housing; when button is subject to pressing acting force, acting force is applied on elastic arm and makes elastic arm produce the deformation identical with pressing direction and be applied on switch acting force with trigger switch by button; thus compare the acting force used of pressing keys is all acted on acting force switch just reducing and is applied on switch; so just serve protective effect to switch, when pressing keys dynamics is excessive, elastic arm is shared acting force and is prevented switch impaired.And it is simple to arrange resilient arm structure on button, easily produces.In addition, have the reacting force contrary with pressing direction after producing deformation when elastic arm is subject to pressing acting force, namely have rebound effect, so just reduce the supporting role power of Switch Controller button, elastic arm plays rebound effect to button together with switch.The effect preventing maloperation can also be played like this to switch.
Preferably, root and the described button of described elastic arm are wholely set, and the end of described elastic arm is fixedly connected with described housing, and described root and end lay respectively at the both ends of described elastic arm.The root of elastic arm and button are wholely set, make the intensity between elastic arm and button large; Produce time, elastic arm and button one-body molded, easily produce.And the end of elastic arm is fixedly connected with housing, root and end lay respectively at the both ends of elastic arm, make the elastic reaction of elastic arm better.
Preferably, described end is provided with fixed orifice, and described housing is provided with the fixed leg for inserting in described fixed orifice, and described fixed leg top is provided with limited block.Fixed orifice is aimed at fixed leg, pressing end makes fixed leg be inserted in fixed orifice, fixed leg top arranges limited block, the top of fixed leg is greater than fixed orifice, make fixed orifice produce deformation when pressing end, fixed orifice change makes greatly fixed leg be inserted into fixed orifice recovery size originally after in fixed orifice, thus spacing fixation is played in the end of the limited block at fixed leg top to fixing elastic arm, prevents the cooperation of end and fixed leg from departing from.This is the concrete mode of the spacing fixing one of fixed leg and fixed orifice, certainly, also fixed leg can be inserted into and be carried out fixed leg by glue after in fixed orifice and end bonds; Or the fixed leg be inserted in fixed orifice is carried out hot melt, and to make fixed leg be connected with end winding support more firm.
Preferably, the xsect of described end is greater than the xsect at the middle part of described elastic arm between described end and root, and the xsect of described root is greater than the xsect at the middle part of described elastic arm between described end and root.The size that the end of elastic arm and the xsect size of root are all greater than middle part not only increases the intensity of end and root, and end is fixedly connected with housing, and intensity is large and to make root and button be wholely set intensity large; And the elasticity in the middle part of increase elastic arm, make elastic arm have better elasticity.
Preferably, described housing is provided with the position-limited edge for spacing described button, and described button is provided with the convex edge of matching with position-limited edge.When acting on button without external forces, elastic component has elastic force from from housing to button direction to button, the now mutual close contact of the position-limited edge on housing and the convex edge on button, thus position-limited edge and convex edge interact, the elastic force of elastic component is applied on position-limited edge, such position-limited edge plays position-limiting action to button, makes stable being fixed on housing of button.
Preferably, described housing is provided with the standing groove for placing described button, described housing is provided with surface of subsidence around described standing groove, described Electronic whistle also comprises one and is fixed on enclosing cover on described surface of subsidence, cover described elastic arm when described enclosing cover is fixed on described surface of subsidence, described enclosing cover is provided with dodges hole for what dodge described button.Cover elastic arm when the enclosing cover of Electronic whistle of the present invention is fixed on housing, thus elastic arm to be played a protective role, prevent elastic arm outside exposed and impaired.And after enclosing cover covering elastic arm, position-limiting action is played to elastic arm, prevent elastic arm stressed generation deformation degree excessive and impaired.
Preferably; described Electronic whistle also comprises the button for triggering described switch coordinated with described switch; described protective device also comprises the spacing collar be arranged on described button inside surface; the corresponding described switch-linear hybrid of described housing has switch hole; sidewall around described spacing collar and described switch hole is fitted, and makes described button produce deformation trigger described switch when described button is subject to pressing acting force.Spacing collar on button inside surface and housing are fitted; spacing collar is arranged round the corresponding switch hole of button; when pressing keys; acting force is applied on spacing collar, and spacing collar top is pressed onto housing upper limit button, increasing action power pressing keys; the position of the corresponding switch hole position of button is made to produce deformation trigger switch; when pressing keys, spacing collar has shared the acting force be pressed on button like this, thus just reduces the acting force that acts on switch, thus plays a protective role to switch.And switch is played to the effect preventing maloperation, button cannot be made deformation is produced when the dynamics of pressing keys is less, and then cannot trigger switch.
Preferably; described Electronic whistle also comprises the button for triggering described switch coordinated with described switch; described protective device also comprises dividing plate; the corresponding described switch-linear hybrid of described housing has switch hole; described dividing plate coordinates with the sidewall around described switch hole and closes described switch hole; described button is provided with the trigger point being placed on described switch hole position; described trigger point is less than described switch hole; when described button is subject to pressing acting force, top, described trigger point is pressed onto on described dividing plate and makes dividing plate generation deformation trigger described switch.Between button and switch, dividing plate is set, the corresponding switch-linear hybrid of housing has the switch hole for trigger switch, corresponding, button is provided with size and is less than switch hole to be inserted into the trigger point of switch hole internal trigger switch, and when button is fixed on housing, the position setting of switch hole is aimed in trigger point, owing to being provided with dividing plate enclosed switch hole between switch and button, the acting force that button is subject to when pressing keys acts on dividing plate by trigger point, the position of the corresponding switch hole of dividing plate produces deformation to position of the switch depression, thus trigger switch, dividing plate coordinates with the sidewall contact around switch hole in the process, partial action masterpiece is used on the sidewall around switch hole when being subject to the acting force of button transmission by dividing plate, a part for acting force is used for trigger switch, would not spend large because of pressing force when pressing keys or often switch directly be pressed and damage is caused to switch like this.Such dividing plate also plays the effect preventing maloperation to switch, dynamics is little just cannot make dividing plate produce deformation, and then cannot trigger switch, thus prevents the button inadvertently trigger switch by touching.Meanwhile, dividing plate seals switch hole, prevents liquid from entering into enclosure interior from partition position, and such dividing plate also plays the effect of sealing, waterproof.
Preferably; described Electronic whistle also comprises the button for triggering described switch coordinated with described switch; described protective device also comprises spring; described spring one end is fixedly connected with described button; the other end of described spring is fixedly connected with described housing, and one end of described spring and the other end of described spring lay respectively at the both ends of described spring.When being acted on button by acting force, button is stressed produces acting force to spring, and spring stress produces deformation, and produce and the rightabout elastic force of acting force while spring deformation, the elastic effect of spring is better, thus to the switch protection better effects if in housing.
Electronic whistle of the present invention arranges protective device and protects the switch on housing on housing, prevents that in use dynamics is excessive to cause damage to switch.
Accompanying drawing explanation
Fig. 1 is the one-piece construction figure of embodiment of the present invention Electronic whistle;
Fig. 2 is the fractionation schematic diagram of embodiment of the present invention Electronic whistle;
Fig. 3 is the longitdinal cross-section diagram of embodiment of the present invention Electronic whistle;
Fig. 4 is the structural representation of embodiment of the present invention lower casing;
Fig. 5 is the structural representation of embodiment of the present invention mesochite;
Fig. 6 is the structural representation of embodiment of the present invention button.
Wherein: 10, Electronic whistle; 100, housing; 110, upper casing; 111, hole is dodged; 120, mesochite; 121, switch hole; 122, stopper slot; 123, standing groove; 124, fixed leg; 125, surface of subsidence; 126, position-limited edge; 130, lower casing; 131, draw-in groove; 132, the first draw-in groove; 133, the second draw-in groove; 134, platform; 135, battery compartment; 140, outlet sound mouth; 150, hanging hole; 200, O-ring seal; 300, button; 310, trigger point; 320, spacing collar; 330, elastic arm; 331, root; 332, end; 333, middle part; 334, fixed orifice; 340, convex edge; 350, dividing plate; 400, circuit board; 410, switch; 420, luminophor; 500, battery cover; 510, the first groove; 520, buckle; 513, the second groove; 600, battery; 700, shell fragment; 800, foam.
Embodiment
The present invention discloses a kind of Electronic whistle, and the switch comprising housing and arrange on the housing, described Electronic whistle also comprises the setting protective device for the protection of described switch on the housing.Electronic whistle of the present invention arranges protective device and protects the switch on housing on housing, prevents that in use dynamics is excessive to cause damage to switch.
Below in conjunction with accompanying drawing and preferred embodiment, the invention will be further described.
Need instructions, term " first ", " second " etc. in instructions of the present invention and claims are for distinguishing similar object, and need not be used for describing specific order or precedence.Should be appreciated that such structure can be exchanged in the appropriate case, so as embodiments of the invention described herein can with except here diagram or describe those except order implement.In addition, term " comprises " and any distortion, and intention is to cover not exclusive comprising.
The present invention discloses a kind of Electronic whistle, as shown in figures 1 to 6, comprise housing 100, be arranged in housing 100 can be luminous luminophor 420, circuit board 400 and battery 600, battery 600 and circuit board 400 are electrically connected, luminophor 420 and circuit board 400 are electrically connected, the present invention is preferably arranged on luminophor 420 on circuit board 400, when installing fixing circuit board 400, convenient installation fixes luminophor 420 simultaneously like this, certainly, luminophor 420 also can be communicated with by wire with circuit board 400.Battery 600 is powered for luminophor 420, and circuit board 400 is also provided with switch 410, and switch 410 is for controlling luminophor 420, thus user is by the convenient luminescence or not luminous controlling luminophor 420 of switch 410.Described Electronic whistle 10 also comprises the protective device for the protection of described switch 410 be arranged on described housing 100.Electronic whistle of the present invention arranges protective device and protects the switch on housing on housing, prevents that in use dynamics is excessive to cause damage to switch.
Described housing 100 is provided with the battery compartment 135 for placing battery 600, as shown in Figures 2 and 3, housing 100 of the present invention comprises upper casing 110, mesochite 120 and lower casing 130, mesochite 130 is fixed between upper casing and lower casing, upper casing and lower casing coordinate the one end after fixing to be provided with outlet sound mouth 140, mesochite 120 is applicable to the vibrational power flow of the other end of upper casing and lower casing, and upper casing, the lower casing other end form the cavity for placing battery and circuit board together with mesochite.Battery compartment 135 of the present invention is positioned on lower casing 130, and described Electronic whistle also comprises the battery cover 500 of closed described battery compartment 135, and lower casing 130 installs the platform 134 being equipped with support cells lid 500 at the Hatch Way of battery compartment, and platform 134 is applicable to battery cover size and arranges.Battery cover of the present invention covers closing battery storehouse on housing and realizes fixing the closed, spacing of battery.
Electronic whistle 10 of the present invention also comprises the button 300 for triggering described switch coordinated with described switch 410, and be illustrated in figure 6 the structural representation of button, button 300 is socketed on switch 410, plays a protective role to switch.The corresponding described switch 410 of mesochite 120 of described housing 100 is provided with switch hole 121, circuit board 400 of the present invention is fixed between mesochite 120 and lower casing 130, switch hole 121 is arranged on the middle part of mesochite 120, corresponding, button 300 is fixed on mesochite 120, and between mesochite and upper casing.
As the embodiment of the present invention one; as shown in figures 1 to 6; described protective device comprises the elastic arm 330 be arranged on described button 300; described elastic arm 330 is fixedly connected with the mesochite 120 of described housing, and when described button 300 is subject to pressing acting force, described elastic arm 330 produces and makes described button 300 trigger described switch 410 with the deformation of described acting force equidirectional.Electronic whistle 10 arranges button and coordinates with switch, and by button 300 trigger switch 410, elastic arm 330 on button 300 is fixedly connected with mesochite 120, when button 300 is subject to pressing acting force, acting force is applied on elastic arm 330 and makes elastic arm 330 produce the deformation identical with pressing direction and be applied to by acting force on switch 410 with trigger switch 410 by button 300, thus compare the acting force used of pressing keys is all acted on acting force switch just reducing and is applied on switch, so just protective effect is served to switch, when pressing keys dynamics is excessive, elastic arm is shared acting force and is prevented switch impaired.And it is simple to arrange resilient arm structure on button, easily produces.In addition, have the reacting force contrary with pressing direction after producing deformation when elastic arm is subject to pressing acting force, namely have rebound effect, so just reduce the supporting role power of Switch Controller button, elastic arm plays rebound effect to button together with switch.The effect preventing maloperation can also be played like this to switch.
In the present embodiment, as shown in Figure 6, root 331 and the described button 300 of described elastic arm 330 are wholely set, and the end 332 of described elastic arm 330 is fixedly connected with the mesochite 120 of described housing, and described root 331 and end 332 lay respectively at the both ends of described elastic arm 330.The root 331 of elastic arm 330 and button 300 are wholely set, make the intensity between elastic arm 330 and button 300 large; Produce time, elastic arm 330 and button 300 one-body molded, easily produce.And the end 332 of elastic arm 330 is fixedly connected with mesochite 120, root 331 and end 332 lay respectively at the both ends of elastic arm 330, make the elastic reaction of elastic arm 330 better.Certainly, also can be fixed connection by other means by between elastic arm and button, be fixed connection as by dismountable mode.
In the present embodiment, described end 332 is provided with fixed orifice 334, and the mesochite 120 of described housing is provided with the fixed leg 124 for inserting in described fixed orifice 334, and described fixed leg 124 top is provided with limited block.Fixed orifice 334 is aimed at fixed leg 124, pressing end 332 makes fixed leg 124 be inserted in fixed orifice 334, fixed leg top arranges limited block, the top of fixed leg is greater than fixed orifice, make fixed orifice produce deformation when pressing end, fixed orifice change makes greatly fixed leg be inserted into fixed orifice recovery size originally after in fixed orifice, thus spacing fixation is played in the end of the limited block at fixed leg top to fixing elastic arm, prevents the cooperation of end and fixed leg from departing from.This is the concrete mode of the spacing fixing one of fixed leg and fixed orifice, certainly, also fixed leg can be inserted into and be carried out fixed leg by glue after in fixed orifice and end bonds; Or the fixed leg be inserted in fixed orifice is carried out hot melt, and to make fixed leg be connected with end winding support more firm.Certainly, the present invention also can be arranged on the end of elastic arm fixed leg, and fixed orifice is arranged on mesochite.
In the present embodiment, the root 331 of described elastic arm 330 and end 332 lay respectively at the both ends of described elastic arm, the xsect of end 332 is greater than the xsect at the middle part 333 of described elastic arm between described end 332 and root 331, and the xsect of described root 331 is greater than the xsect at the middle part 333 of described elastic arm between described end and root.The size that the end 332 of elastic arm 330 and the xsect size of root 331 are all greater than middle part 333 not only increases the intensity of end 332 and root 331, and end 332 is fixedly connected with the mesochite 120 of housing, and intensity is large and to make root and button be wholely set intensity large; And in the middle part of increase elastic arm 333 elasticity, make elastic arm have better elasticity.
In the present embodiment, the mesochite 120 of described housing 100 is provided with the position-limited edge 126 for spacing described button 300, and described button 300 is provided with the convex edge 340 of matching with position-limited edge 126.When acting on button 300 without external forces, elastic component has elastic force from from housing to button direction to button, the now mutual close contact of the position-limited edge on housing and the convex edge on button, thus position-limited edge and convex edge interact, the elastic force of elastic component is applied on position-limited edge, such position-limited edge plays position-limiting action to button, makes stable being fixed on housing of button.
In the present embodiment, the mesochite 120 of described housing 100 is provided with the standing groove 123 for placing described button 300, described mesochite 120 is provided with surface of subsidence 125 around described standing groove 123, upper casing 110 part covers on surface of subsidence 125 in the present embodiment, cover described elastic arm 330 when described upper casing 110 is fixed on described surface of subsidence 125, described upper casing 110 is provided with in the position of corresponding button dodges hole 111 for what dodge described button 300.Cover elastic arm when the upper casing of Electronic whistle 10 of the present invention is fixed on mesochite, thus elastic arm to be played a protective role, prevent elastic arm outside exposed and impaired.And after upper casing covering elastic arm, position-limiting action is played to elastic arm, prevent elastic arm stressed generation deformation degree excessive and impaired.Certainly, the present invention also can arrange an enclosing cover in addition and cover on surface of subsidence, equally, covers described elastic arm when enclosing cover is fixed on described surface of subsidence, and this outer cover to be provided with dodge hole for what dodge described button.Such enclosing cover also can this covering elastic arm, thus plays a protective role to elastic arm, prevents elastic arm outside exposed and impaired; And after covering elastic arm, position-limiting action is played to elastic arm, prevent elastic arm stressed generation deformation degree excessive and impaired.
In the present embodiment, described elastic arm is one, certainly, also can arrange two elastic arms, lay respectively at two side positions of button, make elastic wall both sides stressed, reduce the acting force to single elastic wall; Three or more bar elastic arms can also be set.
As the embodiment of the present invention two; the present embodiment two is with the difference of embodiment one: described protective device comprises and is arranged on described button 300 inside surface upper limit circle 320; the structural representation of button as shown in Figure 6; composition graphs 1-6; sidewall around described spacing collar 320 and described switch hole 121 is fitted, and makes described button 300 produce deformation trigger described switch 121 when described button 300 is subject to pressing acting force.Spacing collar 320 on button 300 inside surface is fitted with mesochite 120, spacing collar 320 is arranged round the corresponding switch hole 121 of button 300, when pressing keys 300, acting force is applied on spacing collar 320, spacing collar 320 top is pressed onto mesochite 120 upper limit button 300, increasing action power pressing keys 300, the position of button 300 corresponding switch hole 121 position is made to produce deformation trigger switch 410, when pressing keys 300, spacing collar 320 has shared the acting force be pressed on button 300 like this, thus just reduce the acting force that acts on switch 410, thus switch is played a protective role.And switch is played to the effect preventing maloperation, button cannot be made deformation is produced when the dynamics of pressing keys is less, and then cannot trigger switch.
As the preferred version of the present embodiment, the trigger point 310 of cylindrical structure is provided with in the middle part of the button 300 of the present embodiment, the size of trigger point 310 is less than the size of switch hole 121, like this, facilitate trigger point 310 to be inserted into by the deformation of button the switch 410 that switch hole 121 internal trigger is positioned at switch hole position when pressing keys.
As the embodiment of the present invention three; the present embodiment three is with the difference of embodiment one: described protective device also comprises dividing plate 350; composition graphs 1-6; described dividing plate 350 coordinates with the sidewall around described switch hole 121 and closes described switch hole 121; described button 300 is provided with the trigger point 310 being placed on described switch hole 121 position; described trigger point 310 is less than described switch hole 121; when described button 300 is subject to pressing acting force, top, described trigger point 310 is pressed onto and described dividing plate 350 makes dividing plate 350 produce deformation trigger described switch 410.Dividing plate 350 is set between button 300 and switch 410, mesochite 120 pairs of inductive switch 410 of housing are provided with the switch hole 121 for trigger switch 410, corresponding, button 300 is provided with size and is less than switch hole 121 to be inserted into the trigger point 310 of switch hole 121 internal trigger switch 410, and when button 300 is fixed on mesochite 120, the position setting of switch hole 121 is aimed in trigger point 310, owing to being provided with dividing plate 350 enclosed switch hole 121 between switch 410 and button 300, the acting force that button 300 is subject to when pressing keys 300 acts on dividing plate 350 by trigger point 310, the position of the corresponding switch hole 121 of dividing plate 350 produces deformation to position of the switch depression, thus trigger switch, dividing plate coordinates with the sidewall contact around switch hole in the process, partial action masterpiece is used on the sidewall around switch hole when being subject to the acting force of button transmission by dividing plate, a part for acting force is used for trigger switch, would not spend large because of pressing force when pressing keys or often switch directly be pressed and damage is caused to switch like this.Such dividing plate also plays the effect preventing maloperation to switch, dynamics is little just cannot make dividing plate produce deformation, and then cannot trigger switch, thus prevents the button inadvertently trigger switch by touching.Meanwhile, dividing plate seals switch hole, prevents liquid from entering into enclosure interior from partition position, and such dividing plate also plays the effect of sealing, waterproof.
In the present embodiment, described mesochite 120 is provided with the stopper slot 122 for placing described dividing plate 350, and stopper slot 122 pairs of dividing plates 350 play position-limiting action, prevent dividing plate 350 from moving.
As the embodiment of the present invention four; the present embodiment four is with the difference of embodiment one: described protective device comprises spring; spring fitting is fixed on bottom button; corresponding; housing is fixedly connected with spring respectively with button; during pressing keys, spring contraction triggers and makes keyswitch, and during pressing keys, spring does not recover button is resetted, closing switch.In order to prevent button being ejected outside when spring reset, housing is provided with the position-limited edge of spacing button around button, corresponding, button is provided with the convex edge cooperatively interacted with position-limited edge.
As the embodiment of the present invention five; the present embodiment five is with the difference of embodiment one: described protective device also comprises dividing plate 350 and is arranged on described button 300 inside surface upper limit circle 320; the present embodiment is the optimization carried out on the basis of embodiment two and embodiment three; composition graphs 1-6; sidewall around described spacing collar 320 and described switch hole 121 is fitted, and makes described button 300 produce deformation trigger described switch 121 when described button 300 is subject to pressing acting force.Spacing collar 320 on button 300 inside surface is fitted with mesochite 120, spacing collar 320 is arranged round the corresponding switch hole 121 of button 300, when pressing keys 300, acting force is applied on spacing collar 320, spacing collar 320 top is pressed onto mesochite 120 upper limit button 300, increasing action power pressing keys 300, the position of button 300 corresponding switch hole 121 position is made to produce deformation trigger switch 410, when pressing keys 300, spacing collar 320 has shared the acting force be pressed on button 300 like this, thus just reduce the acting force that acts on switch 410, thus switch is played a protective role.And switch is played to the effect preventing maloperation, button cannot be made deformation is produced when the dynamics of pressing keys is less, and then cannot trigger switch.
Described dividing plate 350 coordinates with the sidewall around described switch hole 121 and closes described switch hole 121, described button 300 is provided with the trigger point 310 being placed on described switch hole 121 position, described trigger point 310 is less than described switch hole 121, when described button 300 is subject to pressing acting force, top, described trigger point 310 is pressed onto and described dividing plate 350 makes dividing plate 350 produce deformation trigger described switch 410.Dividing plate 350 is set between button 300 and switch 410, mesochite 120 pairs of inductive switch 410 of housing are provided with the switch hole 121 for trigger switch 410, corresponding, button 300 is provided with size and is less than switch hole 121 to be inserted into the trigger point 310 of switch hole 121 internal trigger switch 410, and when button 300 is fixed on mesochite 120, the position setting of switch hole 121 is aimed in trigger point 310, owing to being provided with dividing plate 350 enclosed switch hole 121 between switch 410 and button 300, the acting force that button 300 is subject to when pressing keys 300 acts on dividing plate 350 by trigger point 310, the position of the corresponding switch hole 121 of dividing plate 350 produces deformation to position of the switch depression, thus trigger switch, dividing plate coordinates with the sidewall contact around switch hole in the process, partial action masterpiece is used on the sidewall around switch hole when being subject to the acting force of button transmission by dividing plate, a part for acting force is used for trigger switch, would not spend large because of pressing force when pressing keys or often switch directly be pressed and damage is caused to switch like this.Such dividing plate also plays the effect preventing maloperation to switch, dynamics is little just cannot make dividing plate produce deformation, and then cannot trigger switch, thus prevents the button inadvertently trigger switch by touching.Meanwhile, dividing plate seals switch hole, prevents liquid from entering into enclosure interior from partition position, and such dividing plate also plays the effect of sealing, waterproof.
In the present embodiment, trigger point 310 is cylindrical structure, like this, facilitates trigger point 310 to be inserted into by the deformation of button the switch 410 that switch hole 121 internal trigger is positioned at switch hole position when pressing keys.
As the preferred version of the present embodiment, described spacing collar 320 is centered around around described trigger point 310, when described button 300 to contact with described dividing plate 350 coordinate time described spacing collar 320 push up and be pressed onto described dividing plate 350 and stopper slot 122 edge.Spacing collar 320 top of button 300 is pressed onto the edge of dividing plate 350 and stopper slot 122, the spacing collar 320 of such button 300 achieves sealing process the junction of dividing plate 350 and stopper slot 122, not only better to the position-limiting action of dividing plate, and prevent liquid from entering into the link position place of dividing plate and stopper slot, thus making sealing effectiveness better, waterproof effect is better.And button top also can be applied on spacing collar the acting force of partial action on button while being pressed onto on dividing plate when pressing keys; spacing collar is so not only made to have enough pressure to the junction between dividing plate and housing; and coordinate dividing plate to play and prevent maloperation, and play the effect of protection switch.
The embodiment of the present invention six, as preferred embodiment, as shown in figures 1 to 6, described protective device comprises the elastic arm 330 be arranged on described button 300, is arranged on described button 300 inside surface upper limit circle 320 and dividing plate 350.
Described elastic arm 330 is fixedly connected with the mesochite 120 of described housing, and when described button 300 is subject to pressing acting force, described elastic arm 330 produces and makes described button 300 trigger described switch 410 with the deformation of described acting force equidirectional.Electronic whistle 10 arranges button and coordinates with switch, and by button 300 trigger switch 410, elastic arm 330 on button 300 is fixedly connected with mesochite 120, when button 300 is subject to pressing acting force, acting force is applied on elastic arm 330 and makes elastic arm 330 produce the deformation identical with pressing direction and be applied to by acting force on switch 410 with trigger switch 410 by button 300, thus compare the acting force used of pressing keys is all acted on acting force switch just reducing and is applied on switch, so just protective effect is served to switch, when pressing keys dynamics is excessive, elastic arm is shared acting force and is prevented switch impaired.And it is simple to arrange resilient arm structure on button, easily produces.In addition, have the reacting force contrary with pressing direction after producing deformation when elastic arm is subject to pressing acting force, namely have rebound effect, so just reduce the supporting role power of Switch Controller button, elastic arm plays rebound effect to button together with switch.The effect preventing maloperation can also be played like this to switch.
In the present embodiment, as shown in Figure 6, root 331 and the described button 300 of described elastic arm 330 are wholely set, and the end 332 of described elastic arm 330 is fixedly connected with the mesochite 120 of described housing, and described root 331 and end 332 lay respectively at the both ends of described elastic arm 330.The root 331 of elastic arm 330 and button 300 are wholely set, make the intensity between elastic arm 330 and button 300 large; Produce time, elastic arm 330 and button 300 one-body molded, easily produce.And the end 332 of elastic arm 330 is fixedly connected with mesochite 120, root 331 and end 332 lay respectively at the both ends of elastic arm 330, make the elastic reaction of elastic arm 330 better.Certainly, also can be fixed connection by other means by between elastic arm and button, be fixed connection as by dismountable mode.
In the present embodiment, described end 332 is provided with fixed orifice 334, and the mesochite 120 of described housing is provided with the fixed leg 124 for inserting in described fixed orifice 334, and described fixed leg 124 top is provided with limited block.Fixed orifice 334 is aimed at fixed leg 124, pressing end 332 makes fixed leg 124 be inserted in fixed orifice 334, fixed leg top arranges limited block, the top of fixed leg is greater than fixed orifice, make fixed orifice produce deformation when pressing end, fixed orifice change makes greatly fixed leg be inserted into fixed orifice recovery size originally after in fixed orifice, thus spacing fixation is played in the end of the limited block at fixed leg top to fixing elastic arm, prevents the cooperation of end and fixed leg from departing from.This is the concrete mode of the spacing fixing one of fixed leg and fixed orifice, certainly, also fixed leg can be inserted into and be carried out fixed leg by glue after in fixed orifice and end bonds; Or the fixed leg be inserted in fixed orifice is carried out hot melt, and to make fixed leg be connected with end winding support more firm.Certainly, the present invention also can be arranged on the end of elastic arm fixed leg, and fixed orifice is arranged on mesochite.
In the present embodiment, the root 331 of described elastic arm 330 and end 332 lay respectively at the both ends of described elastic arm, the xsect of end 332 is greater than the xsect at the middle part 333 of described elastic arm between described end 332 and root 331, and the xsect of described root 331 is greater than the xsect at the middle part 333 of described elastic arm between described end and root.The size that the end 332 of elastic arm 330 and the xsect size of root 331 are all greater than middle part 333 not only increases the intensity of end 332 and root 331, and end 332 is fixedly connected with the mesochite 120 of housing, and intensity is large and to make root and button be wholely set intensity large; And in the middle part of increase elastic arm 333 elasticity, make elastic arm have better elasticity.
In the present embodiment, the mesochite 120 of described housing 100 is provided with the position-limited edge 126 for spacing described button 300, and described button 300 is provided with the convex edge 340 of matching with position-limited edge 126.When acting on button 300 without external forces, elastic component has elastic force from from housing to button direction to button, the now mutual close contact of the position-limited edge on housing and the convex edge on button, thus position-limited edge and convex edge interact, the elastic force of elastic component is applied on position-limited edge, such position-limited edge plays position-limiting action to button, makes stable being fixed on housing of button.
In the present embodiment, the mesochite 120 of described housing 100 is provided with the standing groove 123 for placing described button 300, described mesochite 120 is provided with surface of subsidence 125 around described standing groove 123, upper casing 110 part covers on surface of subsidence 125 in the present embodiment, cover described elastic arm 330 when described upper casing 110 is fixed on described surface of subsidence 125, described upper casing 110 is provided with in the position of corresponding button dodges hole 111 for what dodge described button 300.Cover elastic arm when the upper casing of Electronic whistle 10 of the present invention is fixed on mesochite, thus elastic arm to be played a protective role, prevent elastic arm outside exposed and impaired.And after upper casing covering elastic arm, position-limiting action is played to elastic arm, prevent elastic arm stressed generation deformation degree excessive and impaired.Certainly, the present invention also can arrange an enclosing cover in addition and cover on surface of subsidence, equally, covers described elastic arm when enclosing cover is fixed on described surface of subsidence, and this outer cover to be provided with dodge hole for what dodge described button.Such enclosing cover also can this covering elastic arm, thus plays a protective role to elastic arm, prevents elastic arm outside exposed and impaired; And after covering elastic arm, position-limiting action is played to elastic arm, prevent elastic arm stressed generation deformation degree excessive and impaired.
In the present embodiment, described elastic arm is one, certainly, also can arrange two elastic arms, lay respectively at two side positions of button, make elastic wall both sides stressed, reduce the acting force to single elastic wall; Three or more bar elastic arms can also be set.
Sidewall around described spacing collar 320 and described switch hole 121 is fitted, and makes described button 300 produce deformation trigger described switch 121 when described button 300 is subject to pressing acting force.Spacing collar 320 on button 300 inside surface is fitted with mesochite 120, spacing collar 320 is arranged round the corresponding switch hole 121 of button 300, when pressing keys 300, acting force is applied on spacing collar 320, spacing collar 320 top is pressed onto mesochite 120 upper limit button 300, increasing action power pressing keys 300, the position of button 300 corresponding switch hole 121 position is made to produce deformation trigger switch 410, when pressing keys 300, spacing collar 320 has shared the acting force be pressed on button 300 like this, thus just reduce the acting force that acts on switch 410, thus switch is played a protective role.And switch is played to the effect preventing maloperation, button cannot be made deformation is produced when the dynamics of pressing keys is less, and then cannot trigger switch.
Described dividing plate 350 coordinates with the sidewall around described switch hole 121 and closes described switch hole 121, described button 300 is provided with the trigger point 310 being placed on described switch hole 121 position, described trigger point 310 is less than described switch hole 121, when described button 300 is subject to pressing acting force, top, described trigger point 310 is pressed onto and described dividing plate 350 makes dividing plate 350 produce deformation trigger described switch 410.Dividing plate 350 is set between button 300 and switch 410, mesochite 120 pairs of inductive switch 410 of housing are provided with the switch hole 121 for trigger switch 410, corresponding, button 300 is provided with size and is less than switch hole 121 to be inserted into the trigger point 310 of switch hole 121 internal trigger switch 410, and when button 300 is fixed on mesochite 120, the position setting of switch hole 121 is aimed in trigger point 310, owing to being provided with dividing plate 350 enclosed switch hole 121 between switch 410 and button 300, the acting force that button 300 is subject to when pressing keys 300 acts on dividing plate 350 by trigger point 310, the position of the corresponding switch hole 121 of dividing plate 350 produces deformation to position of the switch depression, thus trigger switch, dividing plate coordinates with the sidewall contact around switch hole in the process, partial action masterpiece is used on the sidewall around switch hole when being subject to the acting force of button transmission by dividing plate, a part for acting force is used for trigger switch, would not spend large because of pressing force when pressing keys or often switch directly be pressed and damage is caused to switch like this.Such dividing plate also plays the effect preventing maloperation to switch, dynamics is little just cannot make dividing plate produce deformation, and then cannot trigger switch, thus prevents the button inadvertently trigger switch by touching.Meanwhile, dividing plate seals switch hole, prevents liquid from entering into enclosure interior from partition position, and such dividing plate also plays the effect of sealing, waterproof.
In the present embodiment, trigger point 310 is cylindrical structure, like this, facilitates trigger point 310 to be inserted into by the deformation of button the switch 410 that switch hole 121 internal trigger is positioned at switch hole position when pressing keys.
In the present embodiment, described spacing collar 320 is centered around around described trigger point 310, when described button 300 to contact with described dividing plate 350 coordinate time described spacing collar 320 push up and be pressed onto described dividing plate 350 and stopper slot 122 edge.Spacing collar 320 top of button 300 is pressed onto the edge of dividing plate 350 and stopper slot 122, the spacing collar 320 of such button 300 achieves sealing process the junction of dividing plate 350 and stopper slot 122, not only better to the position-limiting action of dividing plate, and prevent liquid from entering into the link position place of dividing plate and stopper slot, thus making sealing effectiveness better, waterproof effect is better.And button top also can be applied on spacing collar the acting force of partial action on button while being pressed onto on dividing plate when pressing keys; spacing collar is so not only made to have enough pressure to the junction between dividing plate and housing; and coordinate dividing plate to play and prevent maloperation, and play the effect of protection switch.
The present invention to be cooperatively interacted the effect jointly played switch protection by elastic arm, spacing collar and dividing plate, better to the effect of switch protection like this.
As shown in Figure 2, Electronic whistle 10 of the present invention also comprises a foam 800, foam 800 is fixed on the outside surface of button 300, button 300 is provided with the 3rd groove placing foam on its outer surface, and foam is adhesively fixed at the outside surface medium position of button by glue, and foam is soft material, there is elasticity, and good hand touch, user controls button by foam, gives user with comfort in user's use procedure.
Battery 600 of the present invention is two, and as shown in Figure 2, two battery electric quantity abundances, certainly, also can arrange a battery, or the battery of other numbers.
Battery cover 500 of the present invention is fixed a shell fragment 700, as shown in Figure 2, when battery cover covers on housing, shell fragment 700 pushes up with a pole of battery and presses, and realizes close contact; Another pole of battery and the press fit of circuit board 400 immediate roof, realize being electrically connected, and like this when battery cover is fixed to electrical communication housing achieving circuit board and battery, gets final product the luminophor on control circuit board by switch, easy to use.
As shown in Figure 1, inventive shell 100 is provided with the hanging hole 150 for hanging, this hanging hole 150 coordinates with lanyard, hook or link etc. conveniently to be hung up Electronic whistle 10 of the present invention or carries, and then easy to use and placement.
As Figure 2-3, Electronic whistle 10 of the present invention also comprises the junction O-ring seal 200 of the lower casing 130 being arranged on described battery cover 500 and housing 100, O-ring seal 200 is for sealing described battery cover and housing, thus just make connection between battery cover and housing closely, sealing, prevent liquid from penetrating into enclosure interior from the O-ring seal position of battery cover and housing junction, so that Electronic whistle of the present invention is also easy to use in rainy day or water.The present invention realizes sealing simply by arranging O-ring seal between battery cover and housing, conveniently, easily realizes.
O-ring seal 200 is loop configuration, and the xsect of O-ring seal 200 is also loop configuration, being arranged so that O-ring seal 200 easily produces deformation when being squeezed like this, making sealing effectiveness better, certainly, also O-ring seal can be arranged to other structures.As described in Figure 2, described battery cover 500 is provided with the first groove 510 for a circle loop configuration of placing described O-ring seal 200, first groove 510 is applicable to O-ring seal 200 size and arranges, the degree of depth of the first groove 510 is less than the thickness of O-ring seal 200, when described O-ring seal 200 is positioned in described first groove 510, a part for described O-ring seal 200 is given prominence to outside described first groove 510 like this, like this when O-ring seal 200 is placed in the first groove 510, a part for O-ring seal 200 is positioned at the first groove 510 inside, and another part is given prominence to outside the first groove 510; When battery cover 500 is covered on housing 100, the mutual snug fit of sidewall of battery compartment aperture position on a part outside the first groove 510 and housing given prominence to by O-ring seal 200, realize sealing effectiveness by O-ring seal, thus rainwater just not easily penetrates into the inside of Electronic whistle from battery cover position when rainy.Certainly, the present invention also can arrange sunk structure and place O-ring seal on the parameatal sidewall of battery compartment, and make an O-ring seal part give prominence at battery compartment aperture position, fitting tightly of O-ring seal and battery cover is realized when battery cover closing battery storehouse, the effect of sealing can be played equally, prevent rainwater etc. from penetrating into enclosure interior from battery cover position.Or on the basis being provided with the first groove, the more outstanding part of sunk structure placement O-ring seal can also be set on the parameatal sidewall of battery compartment.Certainly, other structures location is set, placement O-ring seal is also fine.
Described first groove 510 is positioned on the sidewall of described battery cover 500, and certainly, the bottom the first groove being arranged on battery cover is also fine.And the first groove is arranged on the sidewall of battery cover, O-ring seal is placed on the sidewall locations place being also positioned at battery cover in the first groove, when battery cover is covered on housing battery cover and O-ring seal all with the mutual snug fit of battery compartment around openings sidewall of housing, thus realize sealing effectiveness, so just prevent rainwater from penetrating into enclosure interior from the sidewall locations of battery cover.If on the surface of battery cover inside, namely lower surface arranges the first groove, and rainwater will penetrate into the interior surface position of battery cover from battery cover side-walls, the position entering into enclosure interior is darker; By contrast, the sealing effectiveness arranging the first groove in the sidewall locations of battery cover is better, and the rainwater that prevents early infiltrates toward enclosure interior.
Described battery cover 500 interior surface is provided with buckle 520, namely the lower surface of battery cover is provided with buckle, the lower casing 130 of described housing 100 is provided with the draw-in groove 131 fastened with described buckle, the second draw-in groove 133 that described draw-in groove 131 comprises the first draw-in groove 132 for placing described buckle 520 and fastens with described buckle, described first draw-in groove 132 is connected with the second draw-in groove 133, and described buckle rotates in described second draw-in groove from described first draw-in groove.Fastened between battery cover and lower casing 130 by the mode rotated, connect closely, fixation; And by preventing O-ring seal from forming space in rotary course between battery cover and lower casing, sealing effectiveness is better.Equally, rotate during dismounting battery cover toward reverse direction, dismounting mode is also simple, easily realizes.
First groove 510 is arranged on the sidewall of battery cover 500, lower surface buckle 520 being arranged on battery cover 500 is battery cover and the fixing optimum way of housing are set, certainly, also the first groove can be arranged on battery cover interior surface, buckle is arranged on battery cover sidewall, but such waterproof effect arranges the first groove good water-proof effect at battery cover sidewall, the first groove placement O-ring seal is set at battery cover sidewall and enters into battery cover interior surface with regard to anti-sealing.Or adopt other modes to realize the connection of battery cover and housing.
As shown in Figure 1, described battery cover 500 outside surface is provided with the second groove 513 for dismantling battery cover 500, this second groove 513 is positioned at the medium position place of battery cover 500 outside surface, use finger nail or instrument to be inserted in the second groove and rotate battery cover, it is contrary that rotation direction and battery cover rotate in housing, thus make to depart between buckle and draw-in groove to coordinate, and then conveniently take out battery cover.Certainly, the structure person easy to use that also can arrange protrusion at battery cover outside surface controls projective structure and takes out battery cover or other structures to take off battery cover; But, the second groove is set at battery cover outside surface and compares projective structure and prevented structure from giving prominence to outside battery cover surface, reduce the one-piece construction of Electronic whistle, easy to use.
O-ring seal 200 of the present invention is made for elastomeric material, elastomeric material good springiness, forms deformation effects good, thus better to the sealing between battery cover and lower casing.Certainly, O-ring seal adopts the good material of other elastic effects to be also fine.
Battery cover 500 of the present invention is cirque structure, and the battery cover of cirque structure is convenient to be rotated, and then the battery cover that is easy for installation and removal; And the fiting effect of battery cover and O-ring seal is good, it is good to make with the fiting effect of housing, and then sealing effectiveness is better.
Above content is in conjunction with concrete preferred implementation further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, some simple deduction or replace can also be made, all should be considered as belonging to protection scope of the present invention.
Claims (10)
1. an Electronic whistle, the switch comprising housing and arrange on the housing, it is characterized in that, described Electronic whistle also comprises the setting protective device for the protection of described switch on the housing.
2. Electronic whistle as claimed in claim 1; it is characterized in that; described Electronic whistle also comprises the button for triggering described switch coordinated with described switch; described protective device comprises the elastic arm be arranged on described button; described elastic arm is fixedly connected with described housing, and when described button is subject to pressing acting force, described elastic arm produces and makes described button trigger described switch with the deformation of described acting force equidirectional.
3. Electronic whistle as claimed in claim 2, it is characterized in that, root and the described button of described elastic arm are wholely set, and the end of described elastic arm is fixedly connected with described housing, and described root and end lay respectively at the both ends of described elastic arm.
4. Electronic whistle as claimed in claim 3, it is characterized in that, described end is provided with fixed orifice, and described housing is provided with the fixed leg for inserting in described fixed orifice, and described fixed leg top is provided with limited block.
5. Electronic whistle as claimed in claim 3, it is characterized in that, the xsect of described end is greater than the xsect at the middle part of described elastic arm between described end and root, and the xsect of described root is greater than the xsect at the middle part of described elastic arm between described end and root.
6. Electronic whistle as claimed in claim 2, it is characterized in that, described housing is provided with the position-limited edge for spacing described button, and described button is provided with the convex edge of matching with position-limited edge.
7. Electronic whistle as claimed in claim 2, it is characterized in that, described housing is provided with the standing groove for placing described button, described housing is provided with surface of subsidence around described standing groove, described Electronic whistle also comprises one and is fixed on enclosing cover on described surface of subsidence, cover described elastic arm when described enclosing cover is fixed on described surface of subsidence, described enclosing cover is provided with dodges hole for what dodge described button.
8. Electronic whistle as claimed in claim 1; it is characterized in that; described Electronic whistle also comprises the button for triggering described switch coordinated with described switch; described protective device also comprises the spacing collar be arranged on described button inside surface; the corresponding described switch-linear hybrid of described housing has switch hole; sidewall around described spacing collar and described switch hole is fitted, and makes described button produce deformation trigger described switch when described button is subject to pressing acting force.
9. Electronic whistle as claimed in claim 1, it is characterized in that, described Electronic whistle also comprises the button for triggering described switch coordinated with described switch, described protective device also comprises dividing plate, the corresponding described switch-linear hybrid of described housing has switch hole, described dividing plate coordinates with the sidewall around described switch hole and closes described switch hole, described button is provided with the trigger point being placed on described switch hole position, described trigger point is less than described switch hole, when described button is subject to pressing acting force, top, described trigger point is pressed onto on described dividing plate and makes dividing plate generation deformation trigger described switch.
10. Electronic whistle as claimed in claim 1; it is characterized in that; described Electronic whistle also comprises the button for triggering described switch coordinated with described switch; described protective device also comprises spring; described spring one end is fixedly connected with described button; the other end of described spring is fixedly connected with described housing, and one end of described spring and the other end of described spring lay respectively at the both ends of described spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510591405.1A CN105185368A (en) | 2015-09-16 | 2015-09-16 | Key structure for switch and electronic whistle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510591405.1A CN105185368A (en) | 2015-09-16 | 2015-09-16 | Key structure for switch and electronic whistle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105185368A true CN105185368A (en) | 2015-12-23 |
Family
ID=54907396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510591405.1A Withdrawn CN105185368A (en) | 2015-09-16 | 2015-09-16 | Key structure for switch and electronic whistle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105185368A (en) |
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| WO2017045164A1 (en) * | 2015-09-16 | 2017-03-23 | 尚平 | Button structure of switch and electronic whistle |
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| CN2653639Y (en) * | 2003-09-08 | 2004-11-03 | 王罗平 | Wistle with flashing member |
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Legal Events
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| C06 | Publication | ||
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Application publication date: 20151223 |