CN1599534A - Light modulator - Google Patents
Light modulator Download PDFInfo
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- CN1599534A CN1599534A CNA2004100490971A CN200410049097A CN1599534A CN 1599534 A CN1599534 A CN 1599534A CN A2004100490971 A CNA2004100490971 A CN A2004100490971A CN 200410049097 A CN200410049097 A CN 200410049097A CN 1599534 A CN1599534 A CN 1599534A
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- light modulating
- power supply
- supply module
- terminal
- modulating device
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
Provided is a dimmer capable of suppressing generation of high frequency noises and adjusting light output from a high capacity illumination load while having improved heat dissipation and a minimized device size. The dimmer comprises a pair of IGBT series circuits connected between a triac and a main terminal of the triac, power module 5 having an aluminum substrate 51 on which the triac and each of the pair of IGBTs are mounted, and a control circuit for controlling impedance of one of the pair of IGBTs so that a load voltage applied to an illumination load before the triac is turned on according to a phase angle corresponding to a dimming level set by a variable resistance VR is smoothly increased. The power module 5 is thermally coupled to a mounting plate 4 or a mounting member installed on a working surface through a heat dissipation plate 6.
Description
Technical field
The present invention relates to phase place by the control AC power to the light modulating device of lighting load light modulation.
Background technology
Proposed a kind of light modulating device (for example with reference to patent document 1) in the past, the printed circuit board (PCB) of having assembled the two-way three terminal thyratrons (Triac) that insert, variable resistor etc. between as the AC power of source power supply and the lighting load as incandescent lamp is concealed in the container, by controlling the phase place of two-way three terminal thyratrons, control makes the light that can adjust lighting load export to the supply capability of lighting load.This light modulating device is provided with by adjusting variable-resistance resistance value in the front of container and sets the operating portion of the light modulation level of lighting load.In addition, using on the light modulating device of two-way three terminal thyratrons, also proposing to be provided with so that the fin of the heat heat radiation that produces at two-way three terminal thyratrons.
For example has circuit structure shown in Figure 12 at disclosed light modulating devices such as above-mentioned patent documents 1, between the main terminal (T1 terminal and T2 terminal) of the two-way three terminal thyratron Q that insert between AC power Vs and the lighting load La, be connected the time constant circuit 201 that the series circuit by resistance R 1, variable resistor VR and capacitor C1 constitutes, between the gate of the tie point of the series circuit of variable resistor VR and capacitor C1 and two-way three terminal thyratron Q, be connected as the bidirectional diode Q1 that triggers element.In addition, the series circuit at variable resistor VR and capacitor C1 is connected fixed voltage circuit 202.At this, fixed voltage circuit 202 begins connection with a zener diode ZD1, ZD2 differential concatenation textural from input ac voltage.
In this light modulating device, make mains switch SW ' become conducting and after serving power supply, via resistance R 1 and variable resistor VR capacitor C1 is charged, when the terminal voltage of capacitor C1 reaches conducting (Breaker Over) voltage of bidirectional diode Q1, two-way three terminal thyratron Q become conducting, with the charge discharge of capacitor C1, this moment, two-way three terminal thyratron Q became conducting.Then, during near the zero crossover point of the voltage waveform of AC power Vs, two-way three terminal thyratron Q can't keep conducting state, become not conducting.Therefore, the light modulating device of circuit structure shown in Figure 12 repeats above-mentioned action every the half period of the voltage waveform of AC power Vs.Reach the sequential (being the phase angle) of the breakover voltage of bidirectional diode Q1 because of the terminal voltage that utilizes variable resistor VR adjustable capacitance device C1, if adjust variable resistor VR, corrective action can be adjusted the light output (that is light modulation level) of lighting load La in the effective value of the voltage of lighting load La.In addition, the circuit of also known use SBS substitutes bidirectional diode Q1 on above-mentioned triggering element.
Yet, in the light modulating device of above-mentioned circuit structure shown in Figure 12, because of making two-way three terminal thyratron Q become conducting according to the phase angle that utilizes variable resistor VR to set, make the load current of lighting load La flow to two-way three terminal thyratron Q, near the phase angle of AC power Vs is 90 degree, load current shows very precipitous rising (promptly, di/dt when becoming conducting is big), produce high-frequency interferencing signal (for example interference signal of 150KHz～30KHz), be subjected to the influence of precipitous load current, filament vibration as the incandescent lamp of lighting load La may produce the sound equipment interference signal.
Therefore, light modulating device at above-mentioned circuit structure shown in Figure 12, insert to constitute the choking winding L of interference signal filter between lighting load La and two-way three terminal thyratron Q, in parallel and choking winding L constitutes the capacitor CO of interference signal filter together at the series circuit of two-way three terminal thyratron Q and choking winding L.
, for the level drops that makes interference signal to the level that satisfies specification value such as IEC benchmark, choking-winding L need be maximized, light modulating device is whole just to maximize.
Therefore, present inventors propose a kind of light modulating device with circuit structure shown in Figure 13, as the just feasible light modulating device example that can reduce interference signal of interference signal filter is not set.
The light modulating device of circuit structure shown in Figure 13, have and be inserted in as the AC power Vs of source power supply with as the two-way three terminal thyratron Q between the lighting load La of incandescent lamp, between the main terminal of two-way three terminal thyratron Q, connect series circuit, at each IGBT61,62 difference reverse parallel connection diode D1, D2 with a pair of IGBT61,62 differential concatenations.In addition, 2 IGBT61,62 source electrode connect back ground connection each other jointly.Again, reverse parallel connection is meant when IGBT61,62 becomes conducting so that the polarity that reverse electric current flows connects, and diode D1, D2 anode separately and IGBT61,62 source electrode are connected, and negative electrode separately and IGBT61,62 drain electrode are connected.Also can use MOSFET to substitute IGBT61,62, in the case,, not need diode D1, D2 because of MOSFET has parasitic capacitance.
Again, the light modulating device of circuit structure shown in Figure 13 has operating portion 80, by in order to the mains switch of switch lighting load La, constitute in order to the variable resistor of the light modulation level of setting lighting load La etc.; And control device 70, according to from the input signal of operating portion 80 control IGBT61,62 and two-way three terminal thyratron Q.
At this, control device 70 has power circuit 71, and this power circuit 71 has the zero crossover point that AC voltage conversion with AC power Vs is output and monitoring alternating voltage behind the set direct voltage; And control circuit 72, this control circuit 72 is accepted power supply from power circuit 71 and is supplied with, and receives that zero hands over more and to control IGBT61,62 and two-way three terminal thyratron Q behind the monitor signal zs, obtains the light modulation level that sets with operating portion 80.Again, have D/A change-over circuit 73 at control device 70, the control signal in order to control IGBT61,62 impedance that this D/A change-over circuit 73 will control certainly that circuit 72 imported is exported after being transformed into the voltage signal that is fit to IGBT61,62 control; And drive circuit 74, this drive circuit 74 is supplied with the triggering signal of the gate single-shot of two-way three terminal thyratron Q according to controlling drive signal that circuit 72 imported certainly.At this, IGBT61,62 the common connection of gate connect resistance R 3 between tie point between the gate and drive circuit 74.In addition, the C3 among Figure 13 represents IGBT61,62 gate electric capacity.
At this, control circuit 72 has operational part, utilize formations such as CPU, the phase angle of the light modulation level correspondence that summation sets according to the variable resistor of operating portion 80, according to begin to control IGBT61, a side of 62 at the phase angle that operational part is tried to achieve, make the level and smooth increase of load voltage that acts on lighting load La, make two-way three terminal thyratron Q become conducting after, make to stop to control IGBT61,62 action, repeat above-mentioned action every the half period of the voltage waveform of AC power Vs.Again, control circuit 72 has: A/D converter section, this drive circuit 74 pairs of inputs from operating portion 80 carrying out A/D conversion; First control part, this drive circuit 74 is via D/A change-over circuit 73 control IGBT61,62; And second control part, this second control part is via the two-way three terminal thyratron Q of drive circuit 74 controls.In addition, two-way three terminal thyratron Q and each IGBT61,62 are concealed in wafer in the shell respectively.
The action of the light modulating device of circuit structure shown in Figure 13 below is described.
When the mains switch SW of operating portion 80 is made as conducting, control circuit 72 utilizes computing to ask to obtain the phase angle according to the light modulation level of the variable-resistance resistance value of operating portion 80, the impedance of one of controlling among a pair of IGBT61,62, make and make two-way three terminal thyratron Q act on the level and smooth increase of load voltage of lighting load La before becoming conducting, after making two-way three terminal thyratron Q become conducting, make IGBT61,62 become the control of not conducting.Promptly, control circuit 72 is the situation of the direction represented with arrow at Figure 13 (following this direction is called positive polarity) in the polarity of the voltage of AC power Vs, supply with the IGBT61 control signal, make that electric current is in the path flow of AC power Vs → IGBT61 → diode D2 → lighting load La → AC power Vs when becoming this phase angle, after the level and smooth increase of the load current of lighting load La, make two-way three terminal thyratron Q become conducting, make after the path flow of electric current according to AC power Vs → two-way three terminal thyratron Q → lighting load La → AC power Vs, stop control signal toward IGBT61.Then, during near the zero crossover point of AC power Vs, two-way three terminal thyratron Q can't keep conducting state and become not conducting.Again, control circuit 72 is the situation of reversed polarity in the polarity of the voltage of AC power Vs, supply with the IGBT62 control signal, make that electric current is in the path flow of AC power Vs → lighting load La → IGBT62 → diode D1 → AC power Vs when becoming this phase angle, after the level and smooth increase of the load current of lighting load La, make two-way three terminal thyratron Q become conducting, make after the path flow of electric current according to AC power Vs → lighting load La → two-way three terminal thyratron Q → AC power Vs, stop control signal toward IGBT62.Then, during near the zero crossover point of AC power Vs, two-way three terminal thyratron Q can't keep conducting state and become not conducting.Therefore, the circuit of above-mentioned Figure 13 repeats above-mentioned action every the half period of the voltage waveform of AC power Vs.Because of utilizing variable resistor can adjust this phase angle, if adjust variable-resistance resistance value, can adjust the effective value of the voltage that acts on lighting load La, can adjust the light output (can adjust the light modulation level) of lighting load La.
[patent document 1]
Te Kaiping 11-162248 communique (paragraph numbering [0014], Fig. 1, Fig. 2)
Summary of the invention
And, as noted above, except two-way three terminal thyratron Q, also be provided with pair of transistor (2 IGBT61,62 or 2 MOSFET) light modulating device, has the advantage that can reduce high-frequency interferencing signal, but situation in the light output of adjusting the lighting load of high power capacity (for example the incandescent lamp of 1500W etc.), need to adopt specified big separately at two-way three terminal thyratron Q and each transistor, two-way three terminal thyratron Q and each transistor maximize separately, the assembling area of printed circuit board (PCB) increases, because of also needing to guarantee insulation distance, light modulating device is whole just to maximize.Again, after being assembled in printed circuit board (PCB), two-way three terminal thyratron Q and each transistor be concealed in the container, can't be hot high efficiency to the outside heat radiation with what produce separately at two-way three terminal thyratron Q and each transistor, the temperature of operating portion 80 at position of operator's hand contact is uprised.
The present invention is in view of above-mentioned item, and its purpose is to provide a kind of light modulating device, can adjust the light output of the lighting load of high power capacity under the generation that suppresses high-frequency interferencing signal, and can improve thermal diffusivity and miniaturization.
The light modulating device of the 1st invention is characterised in that:
Comprise:
Two-way three terminal thyratrons, this thyratron insert between AC power and the lighting load; The series circuit of pair of transistor, this transistor series circuit is connected between the main terminal of two-way three terminal thyratrons;
Pair of diodes, this is to diode and each transistor reverse parallel connection;
Operating portion, this operating portion is in order to set the light modulation level of lighting load;
And control circuit, this control circuit make according to phase angle with the light modulation level correspondence that sets with operating portion two-way three terminal thyratrons become conducting before the impedance of control one of in the pair of transistor, make the level and smooth increase of load voltage that acts on lighting load;
Be formed in a slice heating panel across the insulating barrier power supply module of the naked wafer ground two-way three terminal thyratrons of installation and pair of transistor respectively, make power supply module and in the set installation component thermal of construction surface.
If according to the present invention,, be connected between the main terminal of two-way three terminal thyratrons by having the series circuit of pair of transistor; Pair of diodes and each transistor reverse parallel connection; And control circuit, make according to phase angle with the light modulation level correspondence that sets with operating portion two-way three terminal thyratrons become conducting before the impedance of control one of in the pair of transistor, make the level and smooth increase of load voltage that acts on lighting load; Can under the generation that suppresses high-frequency interferencing signal, adjust the light output of the lighting load of high power capacity; Again, naked wafer ground is installed by the power supply module of two-way three terminal thyratrons and pair of transistor by being formed in a slice heating panel respectively across insulating barrier, compare with the situation of on two-way three terminal thyratrons and pair of transistor, using the wafer of inciting somebody to action separately to be concealed in other shell, the assembling area of two-way three terminal thyratrons and pair of transistor is diminished, can make the light modulating device integral miniaturization; Again, by making power supply module and in the set installation component thermal of construction surface, because of the heat that produces separately in two-way three terminal thyratrons and pair of transistor is dispelled the heat from installation component via a slice heating panel, thermal diffusivity is improved, and the temperature that can suppress operating portion raise.
The light modulating device of the 2nd invention is characterised in that: have the thermal member that is made of copper coin with this power supply module and this installation component thermal, this installation component is made of metallic plate, in this power supply module, the aluminium sheet with the aluminium base of insulating barrier lamination on aluminium sheet constitutes this heating panel.
If according to the present invention, via the heat that the aluminium base of this power supply module assembling and thermal member can make the wider scope conduction to this installation component produce at this power supply module, thermal diffusivity improves.
The light modulating device of the 3rd invention is characterised in that: have thermal member with this power supply module and this installation component thermal, with the metal die casting with this installation component with the thermal member is integrally formed forms.
If according to the present invention, conduct the heat that produces at this power supply module because of making via the thermal member, and can eliminate thermal resistance at the interface of this installation component and thermal member to the wider scope of this installation component, radiating efficiency is improved.
The light modulating device of the 4th invention is characterised in that: this operating portion is disposed at the distolateral of this installation component, and it is distolateral that this power supply module is disposed at another of this installation component.
If according to the present invention, by this operating portion of configuration and this power supply module that separates, the temperature that can be suppressed at caused this operating portion of thermal impact of this power supply module generation raises.
The 5th the invention light modulating device be characterised in that: in this installation component, than this power supply module away from the position of this operating portion on the configuration metal radiating block.
If according to the present invention, cause can be used so that the area of dissipation that dispels the heat in the heat of this power supply module generation becomes bigger, and, because of with the hot-fluid guide arrangement in than the radiating block of this power supply module away from the position of this operating portion, the temperature that can further suppress this operating portion raises.
The light modulating device of the 6th invention is characterised in that: form the peristome that this operating portion is exposed on this installation component.
If according to the present invention, can directly not pass to this operating portion because of heat from this installation component, the temperature that can further suppress this operating portion raises.
The light modulating device of the 7th invention is characterised in that: have the enclosing cover of the front face side that is equipped on this installation component, connect at enclosing cover the heat transmission slit is set.
If according to the present invention, because of will directly dispelling the heat to the outside from the heat that this power supply module is passed to this installation component, radiating efficiency is more improved via connect the heat transmission slit that is provided with at this enclosing cover, can more suppress the temperature rising of light modulating device integral body.
The light modulating device of the 8th invention is characterised in that: this enclosing cover in the upper end and the bottom connect respectively the heat transmission slit be set.
If according to the present invention, in the 8th invention, produce the hot caused ascending air that utilizes via this installation component heat radiation, air flows between this enclosing cover and this installation component via the heat transmission slit of the bottom of this enclosing cover, because of this air is discharged via the heat transmission slit of the upper end of this enclosing cover, radiating efficiency is more improved, and the temperature that can suppress light modulating device integral body raises.
The light modulating device of the 9th invention is characterised in that: formed this heat transmission slit descends to oblique the place ahead in formed heat transmission slit, this bottom of this outer cap to oblique the place ahead up-wards inclination in this upper end of this enclosing cover.
If according to the present invention, because of making the resistance of reduction via the stream in heat transmission slit, more air flows can make radiating efficiency more improve, and the temperature that can further suppress light modulating device integral body raises.
The light modulating device of the 10th invention is characterised in that: form the gap between the forward surface each other of this enclosing cover and this installation component.
If according to the present invention, can make the resistance that reduces by the stream in the space between this enclosing cover and this installation component, radiating efficiency is more improved.
The light modulating device of the 11st invention is characterised in that: have the container that collection is formed with the circuit board of this control circuit, the rearward outstanding a plurality of terminals that the setting that antetheca connects that is passed in container is set of this power supply module are inserted a plurality of splicing ears that the perforation back is connected with circuit board.
If according to the present invention, because of can make the heat that produces at this power supply module can be in collection be formed with the container of circuit board of this control circuit direct radiation, can prevent the misoperation of caused this control circuit of temperature rising or the destruction of part.
The light modulating device of the 12nd invention is characterised in that: the front of this container outstanding be provided with in order to and this installation component between form the gap the gap form and use rib.
If according to the present invention,, can prevent the misoperation of caused this control circuit of temperature rising or the destruction of part because of suppressing temperature rising from caused this container of radiant heat of this installation component and this power supply module.
The light modulating device of the 13rd invention is characterised in that: space that separates this splicing ear of collecting this power supply module and the partition wall of collecting the part of this control circuit are set in this container.
If according to the present invention, can utilize partition wall to cover the radiant heat of the part toward this control circuit from this splicing ear of this power supply module, the temperature that can further suppress the part of this control circuit raises, the raise destruction of caused misoperation or part of the temperature that can prevent this control circuit.
The light modulating device of the 14th invention is characterised in that: this circuit board forms the notch part of a part of inserting this partition wall.
If according to the present invention, sectional area toward the thermally conductive pathways of the part of the part of this control circuit of assembling diminishes from the part of this splicing ear of connection of this power supply module because of making at this circuit board, and can make this partition wall become big, the temperature that can more suppress the part of this control circuit raises, the raise destruction of caused misoperation or part of the temperature that can prevent the part of this control circuit.
Description of drawings
Fig. 1 is the summary exploded perspective view of expression embodiment 1.
Fig. 2 is the summary exploded perspective view of expression embodiment 1.
Fig. 3 is expression embodiment 1, (a) is front view, (b) is plane graph, (c) is right side view.
Fig. 4 is the left side view of expression embodiment 1.
Fig. 5 is the stereogram of the major part of expression embodiment 1.
Fig. 6 is the preceding approximate three-dimensional map of sealing of the power supply module of expression embodiment 1.
Fig. 7 is a front view of pulling down the state of enclosing cover at embodiment 1 from mounting panel.
Fig. 8 is the summary length direction profile of expression embodiment 1.
Fig. 9 is the summary transverse cross-sectional view of expression embodiment 1.
Figure 10 is the summary rearview of the circuit board of embodiment 1.
Figure 11 is the summary exploded perspective view of expression embodiment 2.
Figure 12 is the circuit diagram of the light modulating device of the known example of expression.
Figure 13 is the circuit diagram of another light modulating device.
The explanation of element symbol:
1 container
2 knobs
3 handles
4 mounting panels
5 power supply modules
6 heating panels
7 heat radiations are determined
8 circuit board blocks
Body before 10
20 back bodies
30 enclosing covers
51 aluminium bases
53 splicing ears
61?IGBT
62?IGBT
81 circuit boards
101 Switch main bodies
102 button handles
103 key handles
The VR variable resistor
The SW mains switch
The two-way three terminal thyratrons of Q
The Vs AC power
The La lighting load
The D1 diode
The D2 diode
Embodiment
Below, the light modulating device of present embodiment is described referring to figs. 1 through Figure 10.In addition, because of the circuit structure of the light modulating device of present embodiment is identical with circuit structure shown in Figure 13, omit diagram and explanation.
The light modulating device of present embodiment is to imbed a part form construction of construction surface such as wall, be used to control the light modulation of lighting load La such as incandescent lamp, have container 1, this vessel is contained in the metal mounting panel 4 of the installing frame correspondence of three logotypes that profile formed and use at the distributor of baried type.Promptly, this mounting panel 4 utilizes metal material formation such as aluminium, integral body forms profile and can respectively be connected with the installing frame correspondence (it is equal with the installing frame of three logotypes that overall dimension forms) of three logotypes of the distributor of the unit sizes till 3 installation code changes into 3 of as many as of the installation that can be connected with at the installing frame that the standardized big dihedral logotype distributor of JIS standard institute is used at 3 row, and, on erecting device to construction surface, have and insert the slotted hole 41 wear the box screw that screws togather with switch enclosure and, also form in order to use the plate screw that the screw hole 42 of the sheet frame of the front face side that is disposed at installing frame is installed in order to hook the dog hole 43 of an end of anchor clamps that can be clamped in the perimembranous of the formed installing hole of Wall board together with installing frame.Then,, the construction method the same can be adopted, switch enclosure that the distributor of baried type uses etc. can be continued to use with above-mentioned installing frame about mounting panel 4.Form the fenestra 45 of the rectangle of lengthwise in an end (right part of Fig. 1) of the left and right directions of mounting panel 4 again.In addition, will be described later about fenestra 45.Again, in the present embodiment, mounting panel 4 is formed in the installation component of construction surface configuration.
In the front face side of mounting panel 4 plastic enclosing cover 30 is installed, is become between preceding body 10 and enclosing cover 30 form in appearance across mounting panel 4.On enclosing cover 30, from the back rearward outstanding be provided with and at mounting panel 4 four jiaos among 3 places near the card claw stop 34 that ends of formed notch part 47 cards of difference.Then, be limited to notch part 47, enclosing cover 30 and mounting panel 4 combinations of mounting panel 4 by card claw stop 34 with enclosing cover 30.At this, because of enclosing cover 30 from the back rearward outstanding the setting in order between the front of the back of enclosing cover 30 and mounting panel 4, forming many ribs 35 in gap, between the front of the back of enclosing cover 30 and mounting panel 4, form the gap.
What form circle that the knob 2 of the operation usefulness of the variable resistor VR that makes in circuit board 81 assemblings that are made of printed circuit board (PCB) described later exposes in the right part of enclosing cover 30 again, exposes hole 33.In addition, variable resistor VR is located at the operating portion 80 at Figure 13, and VR is as noted above for this variable resistor, is provided with for the light modulation level of setting lighting load La.
Variable resistor VR uses revolving variable resistor.Knob 2 is columniform shapes of back opening, has the insertion section 2b of the tubular of the operating parts 88 that inserts variable resistor VR.Again, knob 2 has flange part 2c at the rear portion, from the rear insert enclosing cover 30 expose hole 33 after, the periphery that exposes hole 33 is touched in the front of flange part 2c.
Again, use so-called key handle type switch, the erecting device that mains switch SW is installed is set on preceding body 10 at the mains switch SW (with reference to Fig. 1) that is arranged at above-mentioned operating portion 80 together with variable resistor VR.
But on mains switch SW, use key handle type switch be the front face side of the Switch main body 101 that constitutes at push-button switch by button handle 102 with pressing operation disposed 101 ends of Switch main body and back and button handle 102 key handle (operation handle) 103 in opposite directions, key handle 103 keyboard textural and key the same can be that fulcrum is pressed into the other end with an end.Again, the operating surface of the key handle 103 of key handle type switch is bigger than the operating surface of button handle 102, also can use finger position in addition to carry out pressing operation.At this, the shell 101a of Switch main body 101 makes to remain in to have the plastic installing frame that utensil is installed the fenestra of usefulness textural.In each side (left and right sides face) of the length direction of shell 101a outstanding respectively be provided with each a pair of can and the mounting jaw 105 of set utensil installing hole engaging at the position of the fenestra that surrounds plastic installing frame, by mounting jaw 105 and the engaging of utensil installing hole shell 101a is remained in installing frame.In addition, the size of the length direction of the fenestra of above-mentioned plastic installing frame be made as and the distributor of the baried type that is called big dihedral logotype (with reference to JISC8304) in construction the time installing frame that uses the size of length direction of fenestra equate, the size of the Width of the shell 101a of Switch main body 101 is formed installing frame fenestra length direction size about 1/3.
In the shell 101a of Switch main body 101, adorn the elastic force that utilizes the lock spring electric wire is connected the terminal that remains in the quick-mounting terminal construction between terminal board and the lock spring, via being connected on electric with terminal at slotting mouthful 104 electric wires that are introduced in the shell 101a of wearing of the formed electric wire of the rear wall of shell 101a.
Again, before the control of the member of formation that constitutes this control device 70 of collection in the right part of Fig. 1 of body 10 or variable resistor VR etc. with element collection portion 13, control is made as this control with about 2/3 of the left side of element collection portion 13 with the size of the above-below direction of element collection portion 13, set the size of control, make control be positioned at the place ahead, front than the part in left side with the front of element collection portion 13 with the fore-and-aft direction of element collection portion 13.Again, preceding body 10 forms circular through hole 14 in control with the position of operating parts 88 correspondences of antetheca and the above-mentioned variable resistor VR of element collection portion 13, and the operating parts 88 of variable resistor VR passes through hole 14, and the front face side of body 10 is outstanding forward.
Again, before body 10 on as the erecting device of installing as above-mentioned mains switch SW as the distributor of the baried type of key handle type switch, the frame sheet 18 that has pair of right and left in above-mentioned control with the downside of element collection portion 13, control with preceding body 10 between the upper end of a pair of frame sheet 18 is combined into continuous one with element collection portion 13, and be combined into continuous one with transverse sheet 17 between the bottom, respectively 2 of the utensil installing holes 19 that the mounting jaw of giving prominence to respectively from the two sides of shell 101a in each frame sheet 18 formation 105 can engage.Then, behind the shell 101a of the installation window 110 insertion switch bodies 101 that surrounded with the right part 13 of preceding body 10 and a pair of frame sheet 18 and transverse sheet 17, by make in the two sides of shell 101a each a pair of mounting jaw 105 and 19 engagings of each a pair of utensil installing hole of outstanding setting, body 10 before shell 101a can being contained in.In other words, formation can keep the installation window 110 of the distributor of a unit sizes.
Mounting panel 4 is as noted above, and the same with the installing frame of three logotypes on the whole size forms above-mentioned fenestra 45 in the space of the installing frame of a logotype that is equivalent to the right side.At this, the size of length direction of fenestra that the size of the length direction of fenestra 45 is made as the installing frame of a logotype of using when the construction with the distributor of baried type equates, the size of Width is made as bigger slightly than the size of the Width of the fenestra of this installing frame, can make the front of the control of preceding body 10 with element collection portion 13, the front end edge of transverse sheet 17, expose the front of the front end edge of each link piece 18 and Switch main body 101, and form the gap between control is with the inner peripheral surface of the outer peripheral face of element collection portion 13 and fenestra 45 and between the inner rim of the lateral surface of each link piece 18 and fenestra 45.In addition, key handle (operation use handle) 103 forms about 1/3 size of fenestra 45.
In addition, in the light modulating device of present embodiment, be contained on the mounting panel 4 by the rectangular box-like sheet frame (not showing on the figure) of front face side that utilizes plate screw (not showing on the figure) will be disposed at the installing frame of three logotypes, front face side at sheet frame is installed decorative panel (not showing on the figure), can't see the plate screw from the place ahead.At this, form the openning that the key handle 103 of the front make enclosing cover 30 and key handle type switch exposes at decorative panel.
In container 1, collect the circuit board block 8 that the composed component that the caloric value among the part of above-mentioned circuit shown in Figure 13 is relatively more sub is assembled in the circuit board 81 that is made of printed circuit board (PCB) again.At this, at the quick-mounting terminal assemblies 9 of side configuration in the back of circuit board 81 in order to the terminal of the electric wire between connection AC power Vs and the lighting load La.With collection terminal board, lock spring in the shell 91 and remove button, formed electric wire inserts mouthful (not showing on the figure) and is introduced into terminal and remains in terminal board with the connection of the electric wire in the shell 91 and lock between the spring quick-mounting terminal assemblies 9 with the rear wall of shell 91 will to be passed in terminal at the elastic force of textural utilization lock spring at terminal.Will be when quick-mounting terminal assemblies 9 be pulled down electric wire, to be inserted in terminal as the leading section of the instrument of flathead screwdriver and push the releasing button after with the set releasing hole of the rear wall of shell 91, utilize the releasing button to make the lock spring bending,, can pull out electric wire by the spring of unblanking from pulling wire.Each 4 on terminal board and lock spring is set, 2 releasing buttons are set.Each terminal board at quick-mounting terminal assemblies 9 will be arranged to one with the forwards outstanding terminal plate 94 of the antetheca of shell 91 from terminal, the slotting perforation 84 (with reference to Figure 10) that quick-mounting terminal assemblies 9 inserts circuit board 81 with terminal plate 94, be connected by conductive pattern with scolder and circuit board 81, be assembled in circuit board 81, but because of terminal with the back of shell 91 via exposing in the back side of back body 20 at back body 20 formed opennings 24, can be from the rear of container 1 the electric wire leading-in terminal be inserted mouthful with the electric wire of shell 91.
And, in the present embodiment, to be assembled in a slice aluminium base 51 at the two-way three terminal thyratron Q and a pair of IGBT61,62 of circuit structure shown in Figure 13, form power supply module 5, with power supply module 5 be disposed at than in the control of preceding body 10 with the front face side of element collection portion 13 near left part.At this, aluminium base 51 is to form conductive pattern across insulating barrier on a surface of the aluminium sheet of rectangular plate shape, the pedestal of two-way three terminal thyratron Q and a pair of IGBT61, each assembly such as 62 is connected on electric with conductive pattern, aluminium sheet on function as heating panel.In a word, on function, assemble two-way three terminal thyratron Q and a pair of IGBT61,62 naked wafer across insulating barrier as the aluminium sheet of heating panel.Again, power supply module 5 will be arranged to one by the frame-shaped frame body 52 that the forming synthetic resin product constitute in the assembling face side of each wafer of this aluminium base 51, behind this aluminium base 51 each wafer of assembling, the resin of the space filling sealing usefulness that this aluminium base 51 and framework 52 are surrounded.Again, connect to be provided with at the aluminium base 51 of power supply module 5 and insert 2 fixtures wearing fixtures such as rivet and insert perforation 54, circuit board 81, this preceding body 10, heating panel described later 6, mounting panel 4 are forming respectively at the position of inserting perforation 54 correspondences with each fixture respectively and are inserting perforation 87,11,68,48.
Power supply module 5 has rearward outstanding a plurality of splicing ears 53, after each splicing ear 53 being passed in the slotting preceding body 10 of 16 back insertions of boring a hole of the formed terminal plate of antetheca of preceding body 10, be connected with conductive pattern with scolder after the slotting perforation 86 (with reference to Figure 10) with each splicing ear 53 insertion circuit board 81.
Again, container 1 with and mounting panel 4 between clamping be contained in mounting panel 4 by the form of the heating panel 6 that constitutes as the high metal material of the thermal conductivity of copper coin.Heating panel 6 forms rectangular plate shape, form with rib 15 in the outstanding gap that is provided with, the place ahead separately at position at preceding body 10, between the back of the front of preceding body 10 and heating panel 6, form according to the gap and form space with the overhang of rib 15 with four jiaos of correspondences of heating panel 6.Above-mentioned power supply module 5 is disposed at this space, and the back of the front of power supply module 5 (that is, not forming the surface of insulating barrier one side at aluminium sheet) and heating panel 6 contacts.
Be inserted in 4 of the fixtures such as rivet that use when being fixed in mounting panel 4 for 6 one-tenth at heating panel and insert perforation 64, by using fixtures such as rivet heating panel 6 is fixed and contact mounting panels 4, increase the area of dissipation of power supply module 5, make and can high efficiencyly carry out two-way three terminal thyratron Q and IGBT61,62 heat radiation, the temperature that can suppress enclosing cover 30, knob 2, key handle 103 etc. raises.In a word, mounting panel 4 has the function that two-way three terminal thyratron Q and IGBT61,62 thermal diffusivity are improved.Again, the back side in the left part of heating panel 6 disposes metal radiating block 7.In addition, radiating block 7 forms vertically long cuboid, uses fixtures such as rivet (not showing on the figure) and the heating panel 6 and mounting panel 4 combinations of inserting 2 through hole 7b of radiating block 7 respectively from the back of radiating block 7 side.At this, 2 slotting perforation 49 in that the fixture of arranging plate 4 formation insertion radiating blocks 7 inserts also form 2 slotting perforation 69 of inserting fixture at heating panel 6 at each the slotting position of boring a hole 49 correspondences with mounting panel 4.
And, the inner space of container 1 utilize back from the antetheca of container 1 toward the rear the outstanding partition wall 12 that is provided with in the front of back body 20 from and the control that the outstanding partition wall 22 that is provided with is divided into the part of collect control device 70 or variable resistor VR toward the place ahead of the position of partition wall 12 correspondences of preceding body 10 collect the assembly join domain of regional and the splicing ear 53 that is connected power supply module 5 with element.
Again, enclosing cover 30 will connect closely near first cap 31 of the front face side of the part in left side than the fenestra 45 of mounting panel 4 and connect and second cap 32 that exposes hole 33 that is positioned at the right side of first cap 31 and the knob 2 of variable resistor VR is exposed is set forms continuous one, many heat transmission slits 36 that are set in left and right directions at the above-below direction row in the upper end and the bottom of first cap 31.At this, to oblique the place ahead up-wards inclination, descend to oblique the place ahead in formed heat transmission slit, the bottom of first cap 31 36 in formed heat transmission slit, the upper end of first cap 31 36.Again, enclosing cover 30 be formed on first cap 31 from the rearward separately wall 38 of second cap, 32 side ends.
At the light modulating device of present embodiment discussed above, shown in Figure 13,, be connected between the main terminal of two-way three terminal thyratron Q by having a pair of IGBT61,62 series circuit; Pair of diodes D1, D2 are at each IGBT61,62 reverse parallel connections; And control circuit 72, the phase angle according to the light modulation level correspondence that sets with variable resistor VR with operating portion 80 make two-way three terminal thyratron Q become conducting before impedance one of among the control a pair of IGBT61,62, make the level and smooth increase of load voltage that acts on lighting load La; Can under the generation that suppresses high-frequency interferencing signal, adjust the light output of the lighting load La of high power capacity, again, by being formed in a slice aluminium base 51 naked wafer ground two-way three terminal thyratron Q of installation and IGBT61,62 power supply module 5 respectively, the situation that is concealed in other shell with general's wafer separately on two-way three terminal thyratron Q and IGBT61,62 is compared, two-way three terminal thyratron Q and IGBT61,62 assembling area are diminished, can make the light modulating device integral miniaturization.Again, by making power supply module 5 and in set mounting panel 4 thermal of construction surface as installation component, make the heat that produces separately at two-way three terminal thyratron Q and IGBT61,62 from mounting panel 4 heat radiations via the aluminium sheet of aluminium base 51 and heating panel 6, thermal diffusivity is improved, and can be suppressed at operating portion 80 variable resistor VR knob 2 and be that the temperature of key handle 103 of the key handle type switch of mains switch SW raises.In addition, at present embodiment, via heating panel 6 with power supply module 5 and mounting panel 4 thermal, but heating panel 6 is not set, aluminium sheet at power supply module 5 is contacted with mounting panel 4 and thermal also can.
Again, because of one distolateral (the right-hand member side of Fig. 1) that will be disposed at mounting panel 4 at the variable resistor VR and the mains switch SW of operating portion 80, power supply module 5 is disposed at mounting panel 4 another distolateral (left end side of Fig. 1), by configuration operation portion 80 and the power supply module 5 that separates, the temperature that can be suppressed at the caused operating portion 80 of thermal impact of power supply module 5 generations raises.And, because of at mounting panel 4, than the position configuration radiating block 7 of power supply module 5 away from operating portion 80, can use so that the area of dissipation that dispels the heat in the heat of power supply module 5 generations becomes bigger, and because of radiating block 7 that hot-fluid is led, the temperature that can further suppress operating portion 80 raises.Again, at present embodiment, constitute the peristome that exposes operating portion 80 at the fenestra 45 of mounting panel 4, can not pass to operating portion 80 from mounting panel 4 because of heat, the temperature that can further suppress operating portion 80 raises.
Again, in the light modulating device of present embodiment, generation is from the hot caused ascending air of power supply module 5 to mounting panel 4 conduction, air flows between enclosing cover 30 and the mounting panel 4 via the heat transmission slit 36 of the bottom of first cap 31, because of this air is discharged via the heat transmission slit 36 of the upper end of enclosing cover 30, radiating efficiency is more improved, and the temperature that can suppress light modulating device integral body raises.In addition, at present embodiment, formed heat transmission slit 36 descends to oblique the place ahead to oblique the place ahead up-wards inclination and in the bottom in formed heat transmission slit 36, the upper end of enclosing cover 30, but if be provided with along the projection of the incline direction in the heat transmission slit 36 of upper end and be provided with along the projection of the incline direction in the heat transmission slit 36 of bottom, can reduce resistance (gas-flow resistance) via the stream in heat transmission slit 36, more air flows, thermal diffusivity improves.By between enclosing cover 30 and mounting panel 4, forming the gap, also can reduce resistance by the stream in this gap again.
Again, in the present embodiment, insert perforation 16 and be connected via connect a plurality of terminal plates that are provided with at the antetheca of container 1 because of all-in-one-piece splicing ear 53 is set at power supply module 5 with circuit board 81, can make the heat that produced at power supply module 5 can be in container 1 direct radiation, can prevent temperature the raise misoperation of caused control circuit 72 or the destruction of part.Again, because of the front of container 1 and mounting panel 4 between the outstanding gap of establishing that is provided with in order to form the gap form with rib 15, can suppress to raise, can prevent temperature the raise misoperation of caused control circuit 72 or the destruction of part from the temperature of the caused container 1 of radiant heat of mounting panel 4 and power supply module 5.Again, because of utilizing partition wall 12,22 to cover the radiant heat toward the part of control circuits 72 from the splicing ear 53 of power supply module 5, the temperature that can more suppress the part of control circuit 72 raises, and can prevent temperature the raise misoperation of caused control circuit 72 or the destruction of part.In addition, if form the notch part 85 (with reference to Figure 10) of a part of inserting partition wall 12,22 at circuit board 81, sectional area toward the thermally conductive pathways of the part part of assembly control circuit 72 diminishes from the part of the connection splicing ear 53 of power supply module 5 because of making at circuit board 81, and can make partition wall 12,22 become big, the temperature that can more suppress the part of control circuit 72 raises, and can prevent temperature the raise misoperation of caused control circuit 72 or the destruction of part.
The essential structure of the light modulating device of present embodiment and embodiment 1 are roughly the same, it is characterized by embodiment 1 illustrated be that the material of the heating panel 6 of thermal member and radiating block 7 adopts the metal material (for example aluminium) identical with the mounting panel 4 that is installation component, as shown in figure 11, with die cast (aluminum dipping form casting) that heating panel 6, mounting panel 4 and radiating block 7 is integrally formed, compare with the situation of the formation heating panel 6 that as embodiment 1, separates, mounting panel 4 and radiating block 7, assembleability improves, and conductive coefficient improves the radiating efficiency raising.Because of other structure is identical with embodiment 1, omit explanation.At present embodiment, with die cast that heating panel 6, mounting panel 4 and radiating block 7 is integrally formed, but make and also can heating panel 6 and mounting panel 4 are integrally formed with die cast.
In addition, at each above-mentioned embodiment, with the main terminal of two-way three terminal thyratron Q between on the series circuit of the pair of transistor that is connected, employing is with the series circuit of a pair of IGBT61,62 differential concatenations, but adopt the series circuit of a pair of MOSFET differential concatenation also can, in this situation, do not need pair of diodes D1, D2 certainly.
In the 1st invention,, be connected between the main terminal of two-way three terminal thyratrons by having the series circuit of pair of transistor; Pair of diodes and each transistor reverse parallel connection; And control circuit, make according to phase angle with the light modulation level correspondence that sets with operating portion two-way three terminal thyratrons become conducting before the impedance of control one of in the pair of transistor, make the level and smooth increase of load voltage that acts on lighting load; Effect with light output of the lighting load that can under the generation that suppresses high-frequency interferencing signal, adjust high power capacity; Again, naked wafer ground is installed by the power supply module of two-way three terminal thyratrons and pair of transistor by being formed in a slice heating panel respectively across insulating barrier, compare with the situation of on two-way three terminal thyratrons and pair of transistor, using the wafer of inciting somebody to action separately to be concealed in other shell, the assembling area of two-way three terminal thyratrons and pair of transistor is diminished, have the effect that can make the light modulating device integral miniaturization; Again, by making power supply module and in the set installation component thermal of construction surface, dispel the heat from installation component via a slice heating panel because of making the heat that produces separately in two-way three terminal thyratrons and pair of transistor, have thermal diffusivity is improved, and can suppress the effect that the temperature of operating portion raises.
In the 2nd invention, can make wider scope conduction to this installation component in the heat that this power supply module produces via the aluminium base of this power supply module assembling and thermal member, have the effect that thermal diffusivity improves.
In the 3rd invention, conduct the heat that produces at this power supply module because of making via the thermal member, and can eliminate thermal resistance at the interface of this installation component and thermal member to the wider scope of this installation component, have the effect that radiating efficiency is improved.
In the 4th invention,, has the effect of the temperature rising of caused this operating portion of thermal impact that can be suppressed at this power supply module generation by this operating portion of configuration and this power supply module that separates.
In the 5th invention, cause can be used so that the area of dissipation that dispels the heat in the heat of this power supply module generation becomes bigger, and, because of with the hot-fluid guide arrangement in than the radiating block of this power supply module away from the position of this operating portion, have the effect that the temperature that can more suppress this operating portion raises.
In the 6th invention, can directly not pass to this operating portion because of heat from this installation component, have the effect of the temperature rising that can more suppress this operating portion.
In the 7th invention, because of will directly dispelling the heat to the outside from the heat that this power supply module is passed to this installation component, radiating efficiency is more improved via connect the heat transmission slit that is provided with at this enclosing cover, have the effect of the temperature rising that can further suppress light modulating device integral body.
In the 8th invention, produce the hot caused ascending air that utilizes via this installation component heat radiation, air flows between this enclosing cover and this installation component via the heat transmission slit of the bottom of this enclosing cover, because of this air is discharged via the heat transmission slit of the upper end of this enclosing cover, radiating efficiency is more improved, have the effect of the temperature rising that can suppress light modulating device integral body.
In the 9th invention, because of making the resistance of reduction via the stream in heat transmission slit, more air flows can make radiating efficiency more improve, and has the effect of the temperature rising that can more suppress light modulating device integral body.
In the 10th invention, can make the resistance that reduces by the stream in the space between this enclosing cover and this installation component, have the effect that radiating efficiency is more improved.
In the 11st invention, because of can make the heat that produces at this power supply module can be in collection be formed with the container of circuit board of this control circuit direct radiation, have the effect of the destruction of the misoperation that can prevent caused this control circuit of temperature rising or part.
In the 12nd invention, because of the effect of the destruction of the misoperation that can suppress to raise, have to prevent caused this control circuit of temperature rising or part from caused this vessel temp of the radiant heat of this installation component and this power supply module.
In the 13rd invention, because of utilizing partition wall to cover the radiant heat of the part toward this control circuit from this splicing ear of this power supply module, the temperature that can further suppress the part of this control circuit raises, the raise effect of destruction of caused misoperation or part of the temperature with the part that can prevent going up this control circuit.
In the 14th invention, sectional area toward the thermally conductive pathways of the part of the part of this control circuit of assembling diminishes from the part of this splicing ear of connection of this power supply module because of making at this circuit board, and can make this partition wall become big, the temperature that can more suppress the part of this control circuit raises, the raise effect of destruction of caused misoperation or part of the temperature with the part that can prevent this control circuit.
Claims (14)
1. light modulating device is characterized in that:
Comprise:
Two-way three terminal thyratrons, this thyratron insert between AC power and the lighting load;
The series circuit of pair of transistor, this is connected between the main terminal of two-way three terminal thyratrons to the transistor series circuit;
Pair of diodes, this is to diode and each transistor reverse parallel connection;
Operating portion, this operating portion is in order to set the light modulation level of lighting load; And
Control circuit, this control circuit makes according to the phase angle corresponding with the light modulation level that sets with operating portion before two-way three terminal thyratrons become conducting, the impedance of control one of in the pair of transistor makes the level and smooth increase of load voltage that acts on lighting load;
Constitute power supply module whereby, this power supply module be on a slice heating panel across insulating barrier two-way three terminal thyratron and pair of transistor of naked wafer ground installation respectively, make power supply module and in the set installation component thermal of construction surface.
2. light modulating device as claimed in claim 1, it is characterized in that: have in order to the thermal member that constitutes by copper coin with this power supply module and this installation component thermal, this installation component is made of metallic plate, in this power supply module, the aluminium sheet that piles up on aluminium sheet in the aluminium base that insulating barrier forms constitutes this heating panel.
3. light modulating device as claimed in claim 1 is characterized in that: have the thermal member with this power supply module and this installation component thermal, this installation component and thermal member are with integrally formed the forming of metal die casting mode.
4. as the described light modulating device of claim 1 to 3, it is characterized in that: this operating portion is disposed at the distolateral of this installation component, and it is distolateral that this power supply module is disposed at another of this installation component.
5. light modulating device as claimed in claim 4 is characterized in that: dispose metal radiating block than this power supply module away from the position of this operating portion at this installation component.
6. light modulating device as claimed in claim 4 is characterized in that: form the peristome that this operating portion is exposed on this installation component.
7. light modulating device as claimed in claim 1 is characterized in that: have the enclosing cover of the front face side that is equipped on this installation component, cover perforation outside the heat transmission slit is set.
8. light modulating device as claimed in claim 7 is characterized in that: this enclosing cover in the upper end and the bottom connect respectively the heat transmission slit be set.
9. light modulating device as claimed in claim 8 is characterized in that: formed this heat transmission slit descends to oblique the place ahead in formed heat transmission slit, this bottom of this outer cap to oblique the place ahead up-wards inclination in this upper end of this enclosing cover.
10. as claim 7,8 or 9 described light modulating devices, it is characterized in that: between the forward surface each other of this enclosing cover and this installation component, form the gap.
11. light modulating device as claimed in claim 1, it is characterized in that: have the container that collection is formed with the circuit board of this control circuit, the rearward outstanding a plurality of terminals that the setting that antetheca connects that is passed in container is set of this power supply module are inserted a plurality of splicing ears that the perforation back is connected with circuit board.
12. light modulating device as claimed in claim 11 is characterized in that: the outstanding gap that is provided with forms and uses rib in the front of this container, in order to form the gap between itself and this installation component.
13., it is characterized in that: in this container, partition wall is set, in order to space that separates this splicing ear of collecting this power supply module and the space of collecting the part of this control circuit as claim 11 or 12 described light modulating devices.
14. light modulating device as claimed in claim 13 is characterized in that: this circuit board is formed with the notch part of a part of inserting this partition wall.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP181191/03 | 2003-06-25 | ||
| JP181191/2003 | 2003-06-25 | ||
| JP2003181191A JP4127131B2 (en) | 2003-06-25 | 2003-06-25 | Light control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1599534A true CN1599534A (en) | 2005-03-23 |
| CN100539791C CN100539791C (en) | 2009-09-09 |
Family
ID=34181960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100490971A Expired - Fee Related CN100539791C (en) | 2003-06-25 | 2004-06-15 | Light modulating device |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4127131B2 (en) |
| CN (1) | CN100539791C (en) |
| TW (1) | TWI289026B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101346026B (en) * | 2007-07-10 | 2011-11-23 | 松下电工株式会社 | Dimmer and light modulation control circuit |
| CN105101508A (en) * | 2014-05-05 | 2015-11-25 | 宁波高新区赛尔富电子有限公司 | LED lamp power supply control circuit |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101220657B1 (en) * | 2008-11-28 | 2013-01-10 | 도시바 라이텍쿠 가부시키가이샤 | Lighting device |
| JP5304486B2 (en) * | 2009-06-30 | 2013-10-02 | 東芝ライテック株式会社 | Control panel for lighting control |
| JP2012004017A (en) * | 2010-06-18 | 2012-01-05 | Panasonic Electric Works Co Ltd | Light control device |
| JP5444135B2 (en) * | 2010-06-18 | 2014-03-19 | パナソニック株式会社 | Dimming control device |
| JP5551975B2 (en) * | 2010-06-18 | 2014-07-16 | パナソニック株式会社 | Dimming control device |
| EP3481143B1 (en) * | 2017-11-07 | 2021-07-14 | Vorwerk & Co. Interholding GmbH | Heating system for operating a heating element |
| CN114730978A (en) | 2019-09-20 | 2022-07-08 | 株式会社杰士汤浅国际 | Liquid tap for lead storage battery and lead storage battery |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3103705B2 (en) * | 1993-05-17 | 2000-10-30 | 株式会社三社電機製作所 | Lighting equipment |
| JP3512977B2 (en) * | 1996-08-27 | 2004-03-31 | 同和鉱業株式会社 | High reliability semiconductor substrate |
| JPH1196830A (en) * | 1997-09-17 | 1999-04-09 | Kuroi Electric Co Ltd | Dimmer for luminaire |
| JP2000068075A (en) * | 1998-08-21 | 2000-03-03 | Matsushita Electric Works Ltd | Dimmer |
| JP2001044335A (en) * | 1999-08-03 | 2001-02-16 | Toyota Autom Loom Works Ltd | Terminal-attached electrical device |
| JP2001211529A (en) * | 2000-01-20 | 2001-08-03 | Auto Network Gijutsu Kenkyusho:Kk | Electricity-connection box |
| JP2001307891A (en) * | 2000-04-25 | 2001-11-02 | Matsushita Electric Works Ltd | Light controller |
-
2003
- 2003-06-25 JP JP2003181191A patent/JP4127131B2/en not_active Expired - Fee Related
-
2004
- 2004-06-15 TW TW093117183A patent/TWI289026B/en not_active IP Right Cessation
- 2004-06-15 CN CNB2004100490971A patent/CN100539791C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101346026B (en) * | 2007-07-10 | 2011-11-23 | 松下电工株式会社 | Dimmer and light modulation control circuit |
| CN105101508A (en) * | 2014-05-05 | 2015-11-25 | 宁波高新区赛尔富电子有限公司 | LED lamp power supply control circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100539791C (en) | 2009-09-09 |
| TWI289026B (en) | 2007-10-21 |
| TW200501794A (en) | 2005-01-01 |
| JP2005019143A (en) | 2005-01-20 |
| JP4127131B2 (en) | 2008-07-30 |
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