CN102473545B - Rotary switch unit - Google Patents

Rotary switch unit Download PDF

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Publication number
CN102473545B
CN102473545B CN201080030625.2A CN201080030625A CN102473545B CN 102473545 B CN102473545 B CN 102473545B CN 201080030625 A CN201080030625 A CN 201080030625A CN 102473545 B CN102473545 B CN 102473545B
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CN
China
Prior art keywords
rotary
knob
switch device
type switch
housing
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Active
Application number
CN201080030625.2A
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Chinese (zh)
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CN102473545A (en
Inventor
蔡承玟
李龙水
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Le Star Automotive Technology Co Ltd
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Daesung Electric Co Ltd
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Publication date
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Publication of CN102473545A publication Critical patent/CN102473545A/en
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Publication of CN102473545B publication Critical patent/CN102473545B/en
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
    • H01H19/02—Details
    • H01H19/10—Movable parts; Contacts mounted thereon
    • H01H19/14—Operating parts, e.g. turn knob
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
    • H01H19/02—Details
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q3/00—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors
    • B60Q3/60—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors characterised by optical aspects
    • B60Q3/62—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors characterised by optical aspects using light guides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q3/00—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors
    • B60Q3/80—Circuits; Control arrangements
    • B60Q3/82—Switches specially adapted for vehicle interior lighting, e.g. switching by tilting the lens
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
    • H01H19/001—Thumb wheel switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
    • H01H19/02—Details
    • H01H19/08—Bases; Stationary contacts mounted thereon
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
    • H01H19/54—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand the operating part having at least five or an unspecified number of operative positions
    • H01H19/56—Angularly-movable actuating part carrying contacts, e.g. drum switch
    • H01H19/58—Angularly-movable actuating part carrying contacts, e.g. drum switch having only axial contact pressure, e.g. disc switch, wafer switch
    • H01H19/585—Angularly-movable actuating part carrying contacts, e.g. drum switch having only axial contact pressure, e.g. disc switch, wafer switch provided with printed circuit contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
    • H01H19/02—Details
    • H01H19/10—Movable parts; Contacts mounted thereon
    • H01H19/14—Operating parts, e.g. turn knob
    • H01H2019/146—Roller type actuators

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rotary Switch, Piano Key Switch, And Lever Switch (AREA)

Abstract

The present invention relates to a rotary switch unit, comprising: a housing; a printed circuit board arranged within the housing; and a rotary switch component arranged such that a portion thereof is exposed through a side of the housing, and including a rotary knob arranged so as to be rotatable on the housing, and a rotary switch for changing an electrical signal by means of the rotary knob and electrically communicating with an external electrical device via the printed circuit board, wherein the rotary knob includes a rotary knob compartment formed open into the housing, and the rotary switch is arranged in the rotary knob compartment.

Description

Rotation switch unit
Technical field
The present invention relates to a kind of rotary-type switch device, and relate to particularly so a kind of rotary-type switch device, this rotary-type switch device is configured to compact structure, thereby can improve navigability and can prevent the damage causing due to the introducing of foreign substance.
Background technology
Except the function of conveying arrangement, the vehicle that comprises automobile etc. also needs to have the various functions of device easily that allow user that stable and comfortable driving condition is provided.Therefore, vehicle comprises the various article of equipment easily and for operating and control their multiple switch.Consider driver's navigability, various switches are often all intensively arranged near steering wheel side or steering wheel.
For example, be installed on the vehicle of nearest production steering wheel place be electric window switch for opening and closing vehicle window, for switching on and off the turning indicator control of direction indicator lamp, for driving the automobile audio frequency switch of automobile audion system and for driving rain brush switch of rain brush etc.
Meanwhile, except these various switching devices, in the lower end of steering wheel, be also furnished with the parts such as slewing rollers connector (SRC) and slip ring etc.Because SRC and slip ring are configured to occupy considerable spatial volume, so other device such as switch on need to steering wheel be installed in is compact, to effectively utilize the confined space of steering wheel.
In addition, the Vehicle Driving Cycle time (, Vehicular occupant drives to the time that destination spends) or the increase of pick-up time (that is, Vehicular occupant sits on the time spending on vehicle) cause the parts that are arranged on vehicle interior to be exposed to more foreign substance.That is to say, at Vehicular occupant, drink the beverage such as coffee etc., some beverages may infiltrate in the parts of vehicle, especially penetrate in electric switch, this electric switch will produce the change of electricity condition, thereby cause damage or wrong switching manipulation to switch, this may be the hazards that are related to passenger safety.
Summary of the invention
Technical problem
Therefore, the object of this invention is to provide kind of so a kind of rotary-type switch device, this rotary-type switch device can be implemented more accurate and stable operation, meanwhile, can also prevent from causing due to the liquid foreign substance of such as beverage etc. is introduced to electric device the faulty operation that electric device is caused to damage.
Technical scheme
To achieve these goals, the invention provides a kind of rotary-type switch device, this rotary-type switch device comprises: housing; Rotary switch unit, this rotary switch unit comprises knob and rotary switch, described knob is rotatably arranged in described housing, to be partly exposed to outside the surface of described housing, described rotary switch is configured to cause in response to the operation of described knob the variation of the signal of telecommunication, and set up and be electrically connected with external electrical device by described printed circuit board (PCB), wherein, described knob comprises the knob space forming therein, so that the inner side towards described housing is opened wide, and described rotary switch is disposed in described knob space.
In described rotary-type switch device, described rotary switch can comprise: movable part, and this movable part is configured to rotate together with described knob; And stationary part, this stationary part is arranged to respect to described movable part fix in position.
In described rotary-type switch device, described printed circuit board (PCB) can comprise plate extension, this plate extension is formed as extending and being arranged in described knob space from one end of described printed circuit board (PCB), and the described stationary part of described rotary switch can be disposed on described plate extension.
In described rotary-type switch device, described rotary switch unit can comprise spill spin block, and this spill spin block is arranged to described plate extension spaced apart in described knob space, and described spill spin block is configured to rotate together with described knob.The described movable part of described rotary switch can comprise: contact site, and this contact site is constructed to treat and described stationary part close contact; Support portion, this support portion is mounted to described spill spin block regularly, so that described support portion is rotated together with described spill spin block; And elastic portion, one end of this elastic portion is connected to described contact site, and the other end is connected to described support portion, to provide elastic force between described contact site and described support portion.
In described rotary-type switch device, described knob can comprise knob, and this knob is arranged to stretch out so that around described rotary switch from the end of described knob.
In described rotary-type switch device, the view field of described knob in the plane perpendicular to described plate extension can comprise the view field of described rotary switch in the plane perpendicular to described plate extension.
In described rotary-type switch device, described housing can comprise case cover and housing body, outside described knob is arranged as and is partly exposed in described case cover, described knob is rotatably arranged in described housing body, described housing body can comprise discharge rake, this discharge rake is configured to tilt with respect to the plane of the rotating shaft that comprises described knob, and described case cover can comprise cover outlet, described cover outlet is formed as corresponding with the described discharge rake of described housing body in this case cover, to be communicated with extraneous fluid.
In described rotary-type switch device, described rotary-type switch device also can comprise lamp unit, this lamp unit is configured to set up and be electrically connected with described printed circuit board (PCB), and described housing can comprise for allowing the light that leaves described lamp unit to be delivered to extraneous instruction unit.
In described rotary-type switch device, described lamp unit also can comprise: lamp, and this lamp is arranged on described printed circuit board (PCB); And light to guide article part, this light to guide article part is configured to prevent that light is dispersed into the region of arranging described rotary switch.
In described rotary-type switch device, described rotary-type switch device also can comprise rotation stop block, and this rotation stop block is arranged in described housing to the rotation status of described knob is carried out to locking function.
In described rotary-type switch device, described rotation stop block can comprise: stop accommodation section, and this stop accommodation section is arranged in described housing; Stop elastomeric element, this stop elastomeric element is received in described stop accommodation section in movable mode; Detent balls, this detent balls is by described stop elastomeric element resiliency supported; And retention tab, this retention tab is configured to maintain constant contact condition with described detent balls, and is arranged in described knob side.
In described rotary-type switch device, in described knob space, can be furnished with spill spin block, this spill spin block and described plate extension are spaced apart, and described spill spin block is configured to rotate together with described knob, and described retention tab is formed on described spill spin block.
Beneficial effect
The rotary-type switch device being configured to as mentioned above according to the present invention has following advantage.
The first, rotary-type switch device according to the present invention can be disposed in the knob space of knob rotary switch, to make it possible to achieve directly and rotation operation more accurately.
The second, rotary-type switch device according to the present invention can be disposed in the knob space of knob rotary switch, can prevent because liquid foreign substance is introduced in switching device and the electric component such as rotary switch is caused to damage making.
The 3rd, rotary-type switch device according to the present invention makes the liquid foreign substance being incorporated in switching device through the cover through hole of case cover to be discharged to fast and smoothly the external world through discharging rake and cover outlet, thereby can prevent because liquid foreign substance residual in housing pollutes or damages electric component, for example, printed circuit board (PCB).
The 4th, rotary-type switch device according to the present invention makes it possible to movable part by comprising the elastic portion with elastic construction realizes the more level and smooth and accurate contact condition of rotary switch.
Although described the present invention with reference to the illustrative embodiments shown in accompanying drawing, this is only exemplary, and the invention is not restricted to these execution modes.One skilled in the art will understand that can make execution mode the various modifications and variations that are equal to and without departing from the spirit and scope of the present invention.Therefore, real technical scope of the present invention should be limited by the technical spirit of claims.
Accompanying drawing explanation
Fig. 1 shows the schematic assembling stereogram of rotary-type switch device according to the embodiment of the present invention.
Fig. 2 shows the schematic, exploded, isometric illustration of rotary-type switch device according to the embodiment of the present invention.
Fig. 3 shows the schematic side elevation of rotary-type switch device according to the embodiment of the present invention.
Fig. 4 is the schematic local side view cutaway drawing that rotary-type switch device according to the embodiment of the present invention intercepts along the line A-A of Fig. 3.
Fig. 5 is the diagrammatic fragmentary front view that rotary-type switch device according to the embodiment of the present invention intercepts along the line A-A of Fig. 3.
Fig. 6 is the schematic sectional front view that rotary-type switch device according to the embodiment of the present invention intercepts along the line A-A of Fig. 3.
Fig. 7 shows the schematic perspective view of the knob of rotary-type switch device according to the embodiment of the present invention.
Fig. 8 shows the schematic partial perspective view of the housing body of rotary-type switch device according to the embodiment of the present invention.
Fig. 9 to Figure 12 shows the schematic diagram of the part operation state of rotary-type switch device according to the embodiment of the present invention.
Figure 13 shows the knob of rotary-type switch device according to the embodiment of the present invention and the schematic diagram of the projection state of rotary switch.
Embodiment
Now below with reference to accompanying drawing, describing in detail according to rotary-type switch device preferred implementation of the present invention.
Fig. 1 shows the schematic assembling stereogram of rotary-type switch device 10 according to the embodiment of the present invention, Fig. 2 shows the schematic, exploded, isometric illustration of rotary-type switch device 10 according to the embodiment of the present invention, Fig. 3 shows the schematic side elevation of rotary-type switch device 10 according to the embodiment of the present invention, Fig. 4 is the schematic local side view cutaway drawing that rotary-type switch device 10 according to the embodiment of the present invention intercepts along the line A-A of Fig. 3, Fig. 5 is the diagrammatic fragmentary front view that rotary-type switch device 10 according to the embodiment of the present invention intercepts along the line A-A of Fig. 3, Fig. 6 is the schematic sectional front view that rotary-type switch device 10 according to the embodiment of the present invention intercepts along the line A-A of Fig. 3, Fig. 7 shows the schematic perspective view of the knob of rotary-type switch device according to the embodiment of the present invention.
Fig. 8 shows the schematic partial perspective view of the housing body 120 of rotary-type switch device 10 according to the embodiment of the present invention, Fig. 9 to Figure 12 shows the schematic diagram of the part operation state of rotary-type switch device 10 according to the embodiment of the present invention, and Figure 13 shows the knob of rotary-type switch device 10 according to the embodiment of the present invention and the schematic diagram of the projection state of rotary switch.
Rotary-type switch device 10 according to the embodiment of the present invention comprises housing 100, printed circuit board (PCB) 200 and rotary switch unit 300.Printed circuit board (PCB) 200 is disposed in housing 100, to be fixed on the settling position in housing 100.Rotation switch unit 300 remains in stable arrangement states in housing 100, and rotatably operates to cause the variation of the signal of telecommunication.In Fig. 1, show rotary-type switch device 10, and x-y-z axis is set to conventional coordinates so that explain.
As shown in Figures 1 to 5, housing 100 comprises case cover 110, housing body 120 and housing base portion 130.Case cover 110, housing body 120 and housing base portion 130 engage one another, and can tighten at settling position at the installation portion of rotary-type switch device making.Case cover 110, housing body 120 and housing base portion 130 limit inner space by being bonded with each other between them, other composed component stably can be arranged in inner space making.Case cover 110 is included in the cover installation portion 111 forming on its downside, and housing body 120 comprises the main body cover installation portion 121 corresponding to cover installation portion 111 forming thereon, to make covering installation portion 111 and main body cover installation portion 121 engages one another, thereby prevent their relative motions.On a surface of housing 100,, on the top surface of case cover 110, be formed with cover through hole 113, to limit the opening being open upwards, thereby at least a portion (more particularly, being the knob 310 of rotary switch unit 300) that makes rotary switch unit 300 can be arranged to through cover through hole 113 outside being exposed to.Case cover 110 can comprise instruction unit, that is, the cover instruction unit 115 forming in a side of the top surface of case cover 110, to be positioned to be adjacent to cover through hole 113.Cover instruction unit 115 can be formed on a surface of case cover 110 by laser ablation technique etc.Cover instruction unit 115 can allow light to leave lamp unit and be transferred in the scope of extraneous function structure in every way realizing, and this will hereinafter be described.
Housing body 120 engages with case cover 110, thereby limits inner space between them, to make rotation in 300Neng inner space, rotary switch unit.In this embodiment, housing body 120 comprises two pieces that formation is a pair of, but this is only used for explaining one embodiment of the present of invention, and the present invention is not limited to this.Housing body 120 comprises two piece 120-1 and 120-2.These pieces 120-1 and 120-2 engage one another and form single housing main body 120.These two piece 120-1 and the 120-2 of housing body 120 engage one another, and make it possible to other composed component and stably move.Housing body 120-1 and 120-2 are included in the main body forming in one side and engage through hole 123, so that main body junction surface 101 is inserted main body according to the mode running through and is engaged through hole 123, thereby make the housing body 120 being formed by two piece 120-1 and 120-2 can form single main body.Housing body 120 is included in the body base installation portion 125 forming in one side, and housing base portion 130 is included in the base portion installation portion 131 corresponding to body base installation portion 125 forming in one side so that body base installation portion 125 and base portion installation portion 131 can engage one another to realize the structure of stable engagement.Housing body 120 comprise be formed as from one surface extend knob installation portion 127 and the rotating part 129 forming in a side of knob installation portion 127.Knob installation portion 127 has the inner space being limited at wherein, to make it possible to, other composed component is contained in wherein.Housing body 120 is included in the discharge rake 126 will be described below forming on the top surface of its end, so that in the face of case cover 110.In addition, housing body 120 can be included in the light to guide article part 530 forming in a side of its top surface, so that in the face of case cover 110, thereby the light sending from lamp unit 500 can be guided by light to guide article part 530.
Housing base portion 130 has so a kind of structure, and in this structure, housing base portion engages with housing body 120, and finally by housing body 120, engages with case cover 110.Housing base portion 130 can comprise the base portion supports parts 133 that are arranged on its bottom inner surface, to support other composed component.Housing base portion 130 is included in wherein the connector pin through hole 135 forming to be connected with base connector 137, to make base connector 137 to set up and to be electrically connected with the printed circuit board (PCB) 200 will be described below and such as the external electrical device of control unit (not shown) etc.
Printed circuit board (PCB) 200 is arranged in housing 100.Printed circuit board (PCB) 200 comprises various wiring (not shown) and electric component (not shown) mounted thereto, so that the electrical signal transfer that makes it possible to rotary switch unit 300 to produce is to other composed component, rotary switch unit 300 will hereinafter be described.Printed circuit board (PCB) 200 according to the present invention is arranged to a surface perpendicular to case cover 110.In other words, printed circuit board (PCB) 200 is arranged in the plane (that is, x-z plane, is shown in Fig. 1) perpendicular to rotating shaft, and the knob 310 of the rotary switch unit 300 will be described below rotates on this rotating shaft.This structure can be avoided or significantly reduce due to the possibility of beverage is introduced to rotary-type switch device causing short circuit.
Printed circuit board (PCB) 200 comprises the through hole 201 forming thereon, to be allowed for the main body junction surface 101 of engagement with shell phosphor bodies 120 (120-1 and 120-2), will be inserted in through hole 201 according to the mode running through.On printed circuit board (PCB) 200, be furnished with connector pin 220, this connector pin is at one end installed on printed circuit board (PCB) 200 on the pin installation portion 202 forming, and at the other end, through connector pin through hole 135, exposes and then reach base connector 137.External electrical device and printed circuit board (PCB) 200 are set up electrical connection each other by connector pin 220, and final, variation in the signal of telecommunication that will produce in rotary switch described below unit 300 can be passed to the external world, and the signal of telecommunication being produced by the external electrical device lamp unit 500 that can be applied to will be described below.
Rotary switch unit 300 comprises knob 310 and rotary switch 330.According to the rotary switch unit 330 of this execution mode, also comprise spill spin block 320.Rotary switch 330 has so a kind of structure, and in this structure, at least a portion of rotary switch is installed in spill spin block 320, but this is only used for explaining one embodiment of the present of invention.Therefore, rotary switch unit 330 can need and change in every way according to design, for example, has so a kind of structure, and in this structure, spill spin block and knob form each other.
Knob 310 is arranged to partly through the cover through hole 113 of case cover 110 outside being exposed to.By this structure, user can realize the rotation of knob 310.Knob 310 comprises knob main body 311 and knob 315.Knob main body 311 and knob 315 can be configured to independently element, but in this embodiment, they form each other.On a surface of knob main body 311, more particularly, in knob main body 311, through cover through hole 113, on the regional area outside being exposed to, be furnished with knob lever 313.Knob lever 313 has multiple raised designs, so that proper user while handling knob 310, can prevent from skidding.In this embodiment, knob lever 313 has bulge-structure, but can construct by variety of way in the scope that prevents from skidding during user handles knob 310, for example, there is so a kind of structure, in this structure, on the outer peripheral face of knob 310, be combined with the material with high frictional force, for example, polyurethane or rubber.
Rotary switch 330 causes the variation of the signal of telecommunication in response to the operation of knob 310, and is set up and be electrically connected with external electrical device by printed circuit board (PCB) 200.In knob 310, more particularly, be in knob main body 311, limit knob space 318.Rotary switch 330 according to the present invention is arranged in knob space 318.
Rotary switch 330 according to the present invention comprises movable part 331 and stationary part 339.Rotary switch 330 manipulation to knob 310 and carry out the rotation with respect to housing 100 together with knob 310 according to user, and stationary part 339 is arranged to respect to movable part 331 fix in position.That is to say, stationary part 339 is arranged on printed circuit board (PCB) 200.More specifically, printed circuit board (PCB) 200 comprises plate extension 210.This plate extension 210 is formed as extending to housing 100 inner sides from vertically arranged that one end of printed circuit board (PCB) 200, more particularly, is the inner side that extends to housing body 120.Stationary part 339 is arranged on printed circuit board (PCB) 200.Stationary part 339 comprises that multiple fixing contact site 339a, 339b, 339c, 339d and 339i (are shown in Fig. 8 a to Fig. 8 d).Stationary part 339 according to the present invention has the structure of arranged concentric on plate extension 210.In this embodiment, rotary switch unit comprises spill spin block 320.Spill spin block 320 can be constructed by variety of way, for example, has so a kind of structure, and in this structure, spill spin block is formed as extending from the basal surface in the knob space 319 of knob 310.Spill spin block 320 rotates together with knob 310, and is arranged in knob space, so that spaced apart with plate extension 210.Spill spin block 320 comprises piece main body 321.Piece main body 321 is implemented as plate or the disc-type of circular.Piece main body 321 has and is formed as from the outward extending tongue 323 of its outer peripheral face.Tongue 323 is inserted into according to fixing mode in the inner stationary part (not shown) forming of knob 310, to make the preventing relative rotation of spill spin block with respect to knob 310.Movable part 331 is arranged on spill spin block 320, so that movable part 331 can be rotated together with spill spin block 320, and finally rotation together with knob 310.
Movable part 331 according to the present invention can comprise contact site 333, support portion 337 and elastic portion 335.Contact site 333 can with stationary part 339 (that is, static contact site 339a to 339d and the 339i of arranged concentric on plate extension 210) close contact.Support portion 337 is mounted to spill spin block 320 according to fixing mode, more particularly, according to fixing mode, is mounted to piece main body 321, so that support portion is rotated together with knob 310 with piece main body 320.And elastic portion 335 is at one end connected to contact site 333, and be connected to support portion 337 at the other end, to provide elastic force between contact site 333 and support portion 337.That is to say, movable part according to the embodiment of the present invention makes contact site 333 can smoothly and stably contact stationary part 339, and this is because elastic portion 335 use connect the elastic leaf springs (seeing Fig. 6) of contact site 333 and support portion 337.
In addition, according to rotary-type switch device 10 of the present invention, can further comprise the stable manipulation of mode perception knob 310 and the rotation stop block 400 of manipulated variable that are configured to sense of touch.Rotation stop block 400 is arranged in housing 100, to provide locking function for the rotation status of knob 310.Rotation stop block 400 according to the embodiment of the present invention comprises stop accommodation section 440, stop elastomeric element 410, detent balls 420 and multiple retention tab 430.Stop accommodation section 440 is arranged in housing 100, more particularly, is arranged in housing body 120.As shown in Figure 8, stop accommodation section 440 is arranged in housing body 120-1, but this is only used for explaining one embodiment of the present of invention, and the invention is not restricted to this.Stop accommodation section 440 has so a kind of structure, and in this structure, one end of stop accommodation section is opened wide towards the cover through hole 111 of case cover 110, and the other end seals.Stop elastomeric element 410 is implemented as helical spring.Stop elastomeric element 410 is accommodated in stop accommodation section 440, so that stop elastomeric element 410 is supported by the other end of the sealing of stop accommodation section 440 in its one end.Herein, stop elastomeric element 410 is constructed to spiral spring type, but this is only used for explaining one embodiment of the present of invention.Therefore, stop elastomeric element 410 can be constructed by variety of way in the scope that elastic force is provided, and for example, is configured to elastic caoutchouc rod.Detent balls 420 is arranged in the other end of stop elastomeric element 440, and is implemented as the spherical main of rigidity.Detent balls 420 is constructed to flexibly be supported by stop elastomeric element 410.
Retention tab 430 maintains with detent balls 420 in constant contact condition, and retention tab 430 is formed in the periphery of spill spin block 420.That is to say, between retention tab 430, with the angle equating, be arranged in the periphery of spill spin block 420.Significantly, the arrangement states of retention tab 430 (that is, layout angle) can be depending on designing requirement and changes by variety of way.In this embodiment, retention tab is formed on spill spin block, but can change by variety of way, and for example, in the situation that spill spin block and knob form, retention tab is formed on knob inside.
In addition, according to rotary-type switch device 10 of the present invention, can further comprise lamp unit 500, this lamp unit is constructed to come according to the operation of knob 310 or user's manipulation the position of quick sensing rotary-type switch device 10.Lamp unit 500 comprises lamp 520 and light to guide article part 530.Lamp 520 is implemented as the LED lamp of exportable multiple color.Lamp 520 can be by configured in various manners in the scope of implementing following structure, and in this structure, the light that leaves lamp 520 is passed to the external world by the instruction unit (that is, by cover instruction unit 115) forming in case cover 110.In this embodiment, the lamp 520 that is implemented as LED lamp has so a kind of structure, and in this structure, lamp is arranged to the bending due to the vertical arrangement of printed circuit board (PCB) 200 of its terminal.In this case, lamp unit 500 also can comprise lamp guiding piece 510, to obtain the more stable mounting structure of lamp 520.That is to say, lamp unit 500 can have so a kind of structure, and in this structure, lamp guiding piece 510 is installed to printed circuit board (PCB) 200 according to fixing mode, and meanwhile, lamp 520 is inserted in lamp guiding piece 510, to guarantee more stable position.In this case, lamp guiding piece 510 can be constructed to make its end to form according to the mode of extending, to prevent that the light that leaves lamp 520 is passed and causes light to leak in other Constitution Elements along less desirable direction.In addition, as mentioned above, light to guide article part 530 can be arranged on a distolateral place of housing body 120.Light to guide article part 530 makes it possible to the light that leaves lamp 520 only to guide to and need the region of light (that is, cover instruction unit 115 sides), to prevent the leakage of light.
Meanwhile, rotary-type switch device 10 according to the present invention makes it possible to rotary switch to be arranged in the knob space of knob, to the distance between rotary switch and knob is reduced to minimum, thereby can realize quick and stable operation.This structure has prevented because less desirable liquid foreign substance is incorporated into printed circuit board (PCB) or rotary switch and this printed circuit board (PCB) or rotary switch unit are caused to damage.That is to say, conventional in the situation that, when the liquid foreign substance of such as beverage etc. is introduced into rotary-type switch device 10 when interior through cover through hole 113, liquid foreign substance is seeped on printed circuit board (PCB) or rotary switch, thereby causes circuit board or switch to cause damage.On the other hand, rotary switch according to the present invention is configured so that in its knob space that is inserted into knob, thereby has significantly reduced the possibility contacting with liquid foreign substance.
In addition, rotary-type switch device 10 according to the present invention can comprise the composed component for preventing from due to the introducing of liquid foreign substance, it being caused damage, that is, and and knob 315.As shown in the figure, knob 310 comprises knob main body 311 and knob 315.Knob 315 has so a kind of structure, and in this structure, knob stretches out from the two ends of the knob main body 311 of knob 310 with around rotary switch 330.That is to say, at the knob 310 in normal direction state and rotary switch 330, project to perpendicular to the plane of plate extension 210 (, x-y plane (seeing Fig. 1)) situation under, the B of view field (seeing Fig. 9) being formed by rotary switch 330 is included in the A of view field (A1+A2+A3) being formed by knob 310.Herein, the view field being represented by Reference numeral B refers to the view field of rotary switch 330 in the plane perpendicular to plate extension 210, the view field being represented by Reference numeral A1 and A3 refers to the view field of knob 311 in the plane perpendicular to plate extension 210, and the view field being represented by Reference numeral A2 refers to the view field of knob 315 in the plane perpendicular to plate extension 210.Particularly, knob 315 comprises rake 316, and when knob 310 is arranged as in normal direction state, rake 316 tilts with respect to x axle and y axle.The angle of inclination of rake 316 can suitably be selected according to the range of movement of knob.For example, in Fig. 9 to Figure 11, knob can be rotated to maximum angle state be with shown in progressive mode.If the angle of inclination of rake 316 is too small or excessive, liquid foreign substance may not can be downward through rake 316 smoothly, therefore needs suitably to select angle of inclination.
Because knob comprises this structure of rake 316, if liquid foreign substance is introduced in rotary-type switch device, this liquid foreign substance is discharged downwards fast, thereby can further prevent reliably that the rotary switch in the knob space 319 to being arranged in knob 310 from causing damage.In addition, in this case, housing can comprise such composed component, and this composed component is for discharging the liquid foreign substance that is introduced in switching device through cover through hole 113.That is to say, case cover 110 comprises the cover outlet 117 forming thereon.Cover outlet 117 is forming in the mode running through corresponding to the position of discharging rake 126, to keep fluid to be communicated with the external world.Therefore, through cover through hole 113, being introduced in liquid foreign substance in housing is directed into via the knob main body 311 of knob 310 and/or knob 315 and flows downward fast, and be quickly discharged the external world through discharging rake 126 and cover outlet 117, thereby can prevent that liquid foreign substance from damaging rotary switch 330, and can prevent that this liquid foreign substance is introduced into housing body 120, therefore can keep clean.
Industrial applicibility
Above-mentioned execution mode is only used for explaining embodiments of the invention, and the present invention is not limited to this.For example, be included according to the rotation stop block in rotary-type switch device of the present invention and can by variety of way, modify according to designing requirement, for example, be embodied as the type of ball/spring.In addition, rotary-type switch device according to the present invention can be applied to multiple application, for example, is applied to the switch of for example head lamp arrangement for adjusting height using in vehicle.

Claims (10)

1. a rotary-type switch device, this rotary-type switch device comprises:
Housing;
Be arranged in the printed circuit board (PCB) in described housing; And
Rotary switch unit, this rotary switch unit comprises knob and rotary switch, thereby described knob is rotatably arranged in outside the surface that is partly exposed to described housing in described housing, described rotary switch is configured to cause in response to the operation of described knob the variation of the signal of telecommunication, and set up and be electrically connected with external electrical device by described printed circuit board (PCB)
Wherein, described knob comprises therein the knob space forming, to open wide towards the inner side of described housing, and described rotary switch is disposed in described knob space,
Described knob comprises knob, and this knob is arranged to from the end of described knob, stretch out so that around described rotary switch,
Wherein, described housing comprises case cover and housing body, and described knob is arranged as and is partly exposed to outside described case cover, and described knob is rotatably arranged in described housing body,
Described housing body comprises discharge rake, and this discharge rake is configured to tilt with respect to the plane of the rotating shaft that comprises described knob, and
Described case cover comprises cover outlet, and described cover outlet is formed as corresponding with the described discharge rake of described housing body in this case cover, to be communicated with extraneous fluid.
2. rotary-type switch device according to claim 1, wherein, described rotary switch comprises:
Movable part, this movable part is configured to rotate together with described knob; And
Stationary part, this stationary part is arranged to respect to described movable part fix in position.
3. rotary-type switch device according to claim 2, wherein, described printed circuit board (PCB) comprises plate extension, this plate extension is formed as extending and being arranged in described knob space from one end of described printed circuit board (PCB), and wherein, the described stationary part of described rotary switch is disposed on described plate extension.
4. rotary-type switch device according to claim 3, wherein, described rotary switch unit comprises spill spin block, and this spill spin block is arranged to described plate extension spaced apart in described knob space, and described spill spin block is configured to rotate together with described knob, and
Wherein, the described movable part of described rotary switch comprises:
Contact site, this contact site is constructed to treat and described stationary part close contact;
Support portion, this support portion is mounted to described spill spin block in a fixed manner, so that described support portion is rotated together with described spill spin block; And
Elastic portion, one end of this elastic portion is connected to described contact site, and the other end is connected to described support portion, to provide elastic force between described contact site and described support portion.
5. rotary-type switch device according to claim 1, wherein, the view field of described knob in the plane of the plate extension perpendicular to described printed circuit board (PCB) comprises the view field of described rotary switch in the plane perpendicular to described plate extension.
6. rotary-type switch device according to claim 1, this rotary-type switch device also comprises lamp unit, this lamp unit is configured to set up and be electrically connected with described printed circuit board (PCB), and described housing comprises for allowing the light that leaves described lamp unit to be delivered to extraneous instruction unit.
7. rotary-type switch device according to claim 6, wherein, described lamp unit also comprises:
Lamp, this lamp is arranged on described printed circuit board (PCB); And
Light to guide article part, this light to guide article part is configured to prevent that light is dispersed into the region that is furnished with described rotary switch.
8. rotary-type switch device according to claim 1, this rotary-type switch device also comprises rotation stop block, this rotation stop block is arranged in described housing to the rotation status of described knob is carried out to locking function.
9. rotary-type switch device according to claim 8, wherein, described rotation stop block comprises:
Stop accommodation section, this stop accommodation section is arranged in described housing;
Stop elastomeric element, this stop elastomeric element is received in described stop accommodation section in movable mode;
Detent balls, this detent balls is supported in flexible mode by described stop elastomeric element; And
Retention tab, this retention tab is configured to maintain constant contact condition together with described detent balls, and is arranged in knob side.
10. rotary-type switch device according to claim 9, wherein, in described knob space, be furnished with spill spin block, described spill spin block is arranged to the plate extension of described printed circuit board (PCB) spaced apart, described spill spin block is configured to rotate together with described knob, and described retention tab is formed in described spill spin block.
CN201080030625.2A 2009-07-09 2010-03-12 Rotary switch unit Active CN102473545B (en)

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PCT/KR2010/001574 WO2011004953A1 (en) 2009-07-09 2010-03-12 Rotary switch unit

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WO2011004953A1 (en) 2011-01-13
JP5529268B2 (en) 2014-06-25
KR101043499B1 (en) 2011-06-28
JP2012533151A (en) 2012-12-20
CN102473545A (en) 2012-05-23

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