CN1975980B - Fluorescent lamp device and lighting fixture - Google Patents
Fluorescent lamp device and lighting fixture Download PDFInfo
- Publication number
- CN1975980B CN1975980B CN2006101606372A CN200610160637A CN1975980B CN 1975980 B CN1975980 B CN 1975980B CN 2006101606372 A CN2006101606372 A CN 2006101606372A CN 200610160637 A CN200610160637 A CN 200610160637A CN 1975980 B CN1975980 B CN 1975980B
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- Prior art keywords
- lamp
- fluorescent
- fixture
- lamp holder
- ignition device
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Images
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention provides a thin and small fluorescent lamp device including a lighting device. The temperature of the lighting device and the lamp holder is reduced. A fluorescent lamp device (11) is detachably mounted on a socket device (10) provided in a ceiling (2). The fluorescent lamp device (11) is provided with a lighting device (22) accommodated in a lighting device accommodating section (20) inside a main body (21). A GX 53-type lamp holder part (23) is integrally provided on the main body (21). A fluorescent lamp (24) is mounted on the lower surface side of the body (21). The fluorescent lamp (24) and the lower surface side of the body (21) are covered with a lamp cover (25). The body (21) comprises a fixer (31), a clapboard (32) and a lamp holder body (33). Since the holder (31) is made of aluminum, heat of the fluorescent lamp (24) can be discharged to the outer periphery. The partition plate (32) also supports the lighting device (22) while insulating heat.
Description
Technical field
The present invention relates to a kind of fluorescent light fittings and ligthing paraphernalia that comprises fluorescent lamp (fluorescent lamp) and ignition device (Lightingdevice).
Background technology
Before, using had following fluorescent light fittings, and it comprises integratedly: fluorescent lamp has the fluorescent tube (luminous tube) that contains crooked electron tube; And ignition device, make this lamp tube starting (for example, with reference to patent documentation 1).For this kind fluorescent light fittings, the known fluorescent light fittings that following flat-disk shape is arranged, promptly, in order to obtain planar light source, in the body of flat-disk shape, accommodate ignition device, and lamp socket portion is set integratedly at the upper surface of this body, and the lower surface configuration along body bends to plane fluorescent tube, and then, with the lower surface and the fluorescent tube (for example, with reference to non-patent literature 1) of the described body of lampshade (glove) covering.
[patent documentation 1] Japanese patent laid-open 6-283139 communique
[non-patent literature 1] SYLVANIA 0025219 Micro-Lynx F 7W/840 (SYLVANIA0025219 Micro-Lynx F 7W/840), [online], 2005, Sylvania lightingInternational,
[putting down into retrieval on November 10th, 17], the internet
<http://www.sylvania-lamps.com/catalog/pdflib/lamps2pdf.php？id＝2514>
Yet, at overlapping fluorescent tube and ignition device and in the structure that is configured, the heat of sending owing to the fluorescent tube that disposes near each other and ignition device, the temperature of each several part is risen, for example, in the structure described in the non-patent literature 1, the temperature that discloses body is up to and rises to (95 ℃ of maximum of Housing Temperature) till 95 degree.That is except for the low output type, also have following problem: lamp hole temperature surpasses desired extent and rises, if the mercury alloy that does not use mercury vapour to force down, then luminous efficiency will reduce, and the rising characteristic of light beam reduces.And, because the temperature of fluorescent tube rises, so be difficult to satisfy the upper specification limit temperature (upperspecification limit temperature) of the circuit of ignition device.And then if along with the temperature of fluorescent tube and ignition device rises, body temperature also rises, thus cause this body the temperature of relative installed surface rise, make installed surface produce variable color or deterioration.On the other hand, for make fluorescent tube the temperature of cold part reduce, perhaps,, and make the volume of taking in fluorescent tube and ignition device part become big for the upper specification limit temperature of the circuit that satisfies ignition device, then can bring the problem of the big shapeization of fluorescent light fittings.
Summary of the invention
The present invention puts in view of the above problems and develops, and its purpose is to provide a kind of fluorescent light fittings and ligthing paraphernalia, and described fluorescent light fittings uses fluorescent lamp can realize small-sized and slim planar light source, and can reduce the temperature of each several part.
The described fluorescent light fittings of the 1st of the present invention invention comprises: fluorescent lamp has and is configured to plane electron tube; Ignition device makes fluorescent lamp lighting; Lamp holder, accommodate described ignition device, described lamp holder comprises: lamp holder baseplate part, inner cylinder portion, top plate portion and a pair of lamp socket pin installation portion, wherein, it is tabular that described lamp holder baseplate part becomes annulus, described inner cylinder portion becomes cylindric and establishes from the edge portion of the inboard of the described lamp holder baseplate part pleurapophysis that makes progress, the upper end of the airtight described inner cylinder portion of described top plate portion, and described a pair of lamp socket pin installation position is in the both sides of described lamp holder baseplate part; Flat body, comprise: the dividing plate of fixture and insulation, wherein, described fixture fastens and is installed in described lamp holder, and described fixture is provided with the discoid lamp installed surface of the electron tube that described fluorescent lamp is installed, be exposed to the outside of described body with at least a portion and be located at the fin portions of described holder circumference portion, described dividing plate is equipped between fixture and the lamp holder will insulating between described lamp installed surface and the described ignition device, and described dividing plate is surrounded by the fin portions of described fixture; And lampshade, cover the lamp installed surface side of body and have light transmission.
For example, fin portions forms the tubular of the periphery of surrounding the ignition device resettlement section, and outer peripheral face contacts with extraneous air (external air) with the two sides of at least a portion of inner peripheral surface.
Then, this formation can make the heat that spreads out of from fluorescent lamp expeditiously to the extraneous air heat radiation, the temperature of the ignition device that is contained in the ignition device resettlement section is reduced, and suppress the lifetime of ignition device.
Then, in this constitutes, can be by lamp socket be set, and dispose the electron tube of fluorescent lamp along the lamp installed surface of the body of having accommodated ignition device, realize small-sized and slim planar light source.And can satisfy the upper specification limit temperature of the circuit component of ignition device easily by between lamp installed surface and ignition device, insulating unit being set.
The 2nd described fluorescent light fittings of invention of the present invention in as the 1st described fluorescent light fittings of invention of the present invention, also comprises: the lamp adhesion unit, and on the lamp installed surface of electron tube with described fluorescent lamp attached to described fixture.
The lamp adhesion unit is for example to be the adhesive agent (adhesive agent) of principal component with silicones (silicone resin).
Then, in this constitutes, can make the heat of fluorescent lamp be expelled to body exterior expeditiously through fixture from the lamp adhesion unit.
The 3rd described fluorescent light fittings of invention of the present invention, in as the 1st described fluorescent light fittings of invention of the present invention, described fixture is metal, and forms reflector element at described lamp installed surface, and the electron tube of described fluorescent lamp is maintained under the state that leaves described lamp installed surface.
Then, in this constitutes, because the electron tube of fluorescent lamp is to be maintained under the state that leaves the lamp installed surface, thus can improve the reflex of the reflector element that is formed on the lamp installed surface, and improve light output (optical output).And, because fixture is metal, bring into play function near the conductor of fluorescent lamp, and reduce starting voltage (startingvoltage) so fixture can be used as.
The 4th described ligthing paraphernalia of invention of the present invention comprises: the 1st described fluorescent light fittings of invention of the present invention; And socket device, comprise the receptacle portion that is electrically connected at lamp socket portion, and mechanically keep body.
Then, in this constitutes, because comprise the 1st described fluorescent light fittings of invention of the present invention, so can realize small-sized and slim planar light source, and can be by between lamp installed surface and ignition device, insulating unit being set, and satisfy the upper specification limit temperature of the circuit component of ignition device easily.
Fluorescent light fittings of the present invention can be by being provided with lamp socket, and along the electron tube of the lamp installed surface configuration fluorescent lamp of the body of having accommodated ignition device, realize small-sized and slim planar light source.And can satisfy the upper specification limit temperature of the circuit component of ignition device easily by between lamp installed surface and ignition device, insulating unit being set.
Fluorescent light fittings of the present invention, except that obtaining above-mentioned effect because body comprises lamp holder, and with fixture and with fixture be not that the lamp holder of one is made up the back and constitutes body.By fixture and with fixture be not combination for the lamp holder of one, make fixture and lamp holder to constitute by material respectively with preferable characteristic.
Fluorescent light fittings of the present invention, except that obtaining above-mentioned effect, body comprises: dividing plate, keep ignition device and constitute insulating unit, lamp holder is to fasten to be installed on the fixture, dividing plate is that clamping is positioned between fixture and the lamp holder and installs, and makes ignition device and the thermal isolation that is sent by fluorescent lamp by dividing plate, and this ignition device is remained on base side.Because lamp holder is to fasten to be installed on the fixture, dividing plate is that clamping is positioned between fixture and the lamp holder and installs, thus can simplified construction, and can simplify assembling operation, thus can reduce manufacturing cost.
Fluorescent light fittings of the present invention except that obtaining above-mentioned effect, also comprises the lamp adhesion unit, on the lamp installed surface of electron tube attached to fixture with fluorescent lamp; The thermal conductivity of fixture is better than lamp holder, and at least a portion exposes in body exterior, so can make the heat of fluorescent lamp be expelled to body exterior from the lamp adhesion unit efficiently through fixture.
Ligthing paraphernalia of the present invention, except that obtaining above-mentioned effect, because the electron tube of fluorescent lamp is to be maintained under the state that leaves the lamp installed surface, thus can improve the reflex of the reflector element that is formed at the lamp installed surface, and improve light output.And, because fixture is metal,, and reduce starting voltage so fixture can be used as the conductor performance function near fluorescent lamp.
Fluorescent light fittings of the present invention, except that obtaining above-mentioned effect, because of fixture is metal, and peripheral part is provided with fin portions, so can make the heat that spreads out of from fluorescent lamp dispels the heat to extraneous air efficiently, the temperature of the ignition device that is contained in the ignition device resettlement section is reduced, and suppress the lifetime of ignition device.
Fluorescent light fittings of the present invention, except that obtaining above-mentioned effect, by connecting lamp holder and fixture, when the weight of the fluorescent lamp that is installed in fixture is heavier, also can be easy to keep connection firmly and supports the lamp holder of lamp socket portion and the state of fixture with screw.
Ligthing paraphernalia of the present invention, because comprise the fluorescent light fittings that the present invention is above-mentioned, so can realize small-sized and slim planar light source, and, can satisfy the upper specification limit temperature of the circuit component of ignition device easily by between lamp installed surface and ignition device, insulating unit being set.
Description of drawings
Fig. 1 is the key diagram of an example that expression comprises the ligthing paraphernalia of fluorescent light fittings of the present invention, and Fig. 1 (a) is a longitudinal section, and Fig. 1 (b) is a cross-sectional view.
Fig. 2 is a stereogram of pulling down the state behind the fluorescent light fittings of above-mentioned ligthing paraphernalia from socket device.
Fig. 3 is the exploded perspective view of above-mentioned fluorescent light fittings.
Fig. 4 is the end view of above-mentioned fluorescent light fittings.
Fig. 5 is a stereogram of observing the dividing plate of above-mentioned fluorescent light fittings from lower face side.
Fig. 6 is the stereogram of the manufacturing process of the above-mentioned fluorescent light fittings of expression.
Fig. 7 is other examples of fluorescent light fittings of the present invention are observed in expression from the side a key diagram.
Fig. 8 is other examples of fluorescent light fittings of the present invention are observed in expression from the side a key diagram.
Fig. 9 is other examples of fluorescent light fittings of the present invention are observed in expression from the side a key diagram.
Figure 10 is the end view of above-mentioned fluorescent light fittings.
Figure 11 is other examples of fluorescent light fittings of the present invention are observed in expression from the side a key diagram.
Figure 12 is the sectional view of other examples of expression fluorescent light fittings of the present invention.
Figure 13 is the end view that cuts after the part of other examples of expression fluorescent light fittings of the present invention.
Figure 14 is the plane graph of above-mentioned fluorescent light fittings.
Figure 15 is the end view that cuts after the part of other examples of expression fluorescent light fittings of the present invention.
Figure 16 is the end view that cuts after the part of other examples of expression fluorescent light fittings of the present invention.
Figure 17 is a part of key diagram of other examples of expression fluorescent light fittings of the present invention.
Figure 18 is the state description figure that has decomposed the part of other examples of representing fluorescent light fittings of the present invention.
Figure 19 is the state description figure that has decomposed the part of above-mentioned fluorescent light fittings.
1: ligthing paraphernalia 25: lampshade
2: ceiling 31: fixture
10: socket device 32: dividing plate
11: fluorescent light fittings 33: lamp holder
14: box body 34: the lamp socket pin
15: the power supply hole 36 that constitutes receptacle portion: the lid baseplate part
15a: wide diameter portion 37: lid edge portion
16: body resettlement section 38,50: through hole
17: fasten maintaining part 39: the lamp installed surface
20: ignition device resettlement section 41: receiving portion is installed
21: body 42: the lamp holder maintaining part
22: ignition device 43,127: location division
23: lamp socket portion 45: the dividing plate baseplate part
24: fluorescent lamp 45a: foot
45b: spatial portion 81: capacitor
45c: insulating unit 82: inductor
45d: support foot 84: connecting pin
45e: blow vent 85: distribution
46: ignition device installation portion 86: portion of terminal
47: lamp socket pin installation portion 88: fluorescent tube
48: dividing plate edge portion 91,92,93: electron tube
51: lower surface sidepiece 94: communicating pipe
53: location receiving portion 96: electrode
55: base plate supports portion 97: wire
56: substrate maintaining part 98: the special-purpose tubule of mercury alloy
56a: hole portion 99: mercury alloy
58: platform portion 100: the lamp adhesion unit
59: pin insertion section 101: peristome
61: lamp holder baseplate part 102: installation portion
62: inner cylinder portion 104: face portion
63: top plate portion 105: protuberance
65,158: fasten receiving portion 106: the outside
66: lamp socket pin installation portion 110: as the edge part of fin portions
67: shoulder 111: spatial portion
68: fasten maintenance receiving portion 120: screw
71: axial region 121: threaded portion
72: be pressed into portion 122: head
73: flange portion 125: the screw receiving portion
74: intercalation part 126: screw hole
77: circuit substrate 130: the screw insertion section
77a: the part configuration plane 131 of upper surface: card ends shoulder
77b: the part configuration plane 140 of lower surface: nut
78: electronic component 142: adhesive agent
79: 151: the 1 lamp holders of notch part
80: the 151a of support chip portion, 152a: edge portion
Lamp holder 153 in 152: the 2: the temporary transient fixed part of terminal
155: lamp socket fixing body 156: the fixed part base portion
157: pin base portion configuration portion 160: fixing body base portion
161: buckling parts 163: circular hole
165: baseplate part formation portion
Embodiment
Below, with reference to an example of graphic explanation fluorescent light fittings of the present invention and ligthing paraphernalia.
Fig. 1 (a) and (b) are key diagrams of an example that expression comprises the ligthing paraphernalia of fluorescent light fittings of the present invention, and Fig. 1 (a) is a longitudinal section, and Fig. 1 (b) is a cross-sectional view.Fig. 2 is a stereogram of pulling down the state behind the fluorescent light fittings of above-mentioned ligthing paraphernalia from socket device.Fig. 3 is the exploded perspective view of above-mentioned fluorescent light fittings.Fig. 4 is the end view of above-mentioned fluorescent light fittings.Fig. 5 is a stereogram of observing the dividing plate of above-mentioned fluorescent light fittings from lower face side.Fig. 6 is the stereogram of the manufacturing process of the above-mentioned fluorescent light fittings of expression.
Among Fig. 1 (a) and (b) and Fig. 2, symbol 1 is a ligthing paraphernalia, this ligthing paraphernalia 1 for example is directly to be mounted on as being provided with on the ceiling 2 of portion, and comprise: be directly installed on the socket device 10 flat cylindraceous on the ceiling 2, and the fluorescent light fittings 11 that can be installed in the flat-disk shape on this socket device 10 with loading and unloading.In addition, in the following description, for directions such as above-below directions, being to be that benchmark describes with the state that ligthing paraphernalia 1 is installed in horizontal ceiling 2, and being upside with the lamp base part, is that downside describes with anti-lamp base part.
Then, socket device 10 comprises and forms box body cylindraceous (case) 14, and this box body 14 is to utilize screw etc. to be fixed on the ceiling 2.And, on this box body 14, contain the not shown a pair of binding clip (splicing fitting) that constitutes receptacle portion, be electrically connected with the heart yearn (cable core) of distribution respectively at above-mentioned a pair of binding clip at the F of the commercial ac power source of smallpox board cable.And then, at the lower surface of box body 14, be formed with the power supply hole 15 that constitutes receptacle portion along each binding clip.The center that each hole 15 that powers is arranged on for box body 14 is rotational symmetric position, and is provided with the wide diameter portion 15a (diameter expansion part) of circular hole at a wherein end of circular hole slot part.And, forming the body resettlement section 16 of the circular hole of up/down perforation at the central portion of box body 14, the madial wall in this body resettlement section 16 is equipped with a pair of fastening maintaining part 17 towards the center.
And fluorescent light fittings 11 may also be referred to as: the built-in compact fluorescent lamp of ballast, ballast internally-arranged type fluorescent lamp or compact fluorescent lamp.To shown in Figure 4, fluorescent lamp device 11 comprises as Fig. 1 (a) and (b): the body 21 that constitutes ignition device resettlement section 20 in inside; Be accommodated in the ignition device 22 in this body 21; Be arranged on the lamp socket portion 23 of the GX53 type of this body 21 integratedly; Be installed in the fluorescent lamp 24 of the lower face side of body 21; And cover this fluorescent lamp 24 and cover the lampshade 25 of the lower face side of body 21.
Then, body 21 comprises: the fixture 31 that the plane is roughly circle and makes up mutually; Constitute the dividing plate 32 of insulating unit; Lamp holder 33; And a pair of lamp socket pin 34.
Then, fixture 31 may also be referred to as the fluorescent tube fixture, form by thermal conductivity good metal aluminium, and roughly become discoid, may also be referred to as aluminium lid (aluminum cover), therefore forming becomes discoideus lid baseplate part 36, and the lid edge portion 37 that is connected with the peripheral part of this lid baseplate part 36.Then, form a pair of through hole 38 in the both sides of lid baseplate part 36, lower surface becomes plane lamp installed surface 39.And lid edge portion 37 roughly becomes the V font at lower surface opening and cross section, and outer peripheral face tilts in the mode that diminishes towards the upside diameter dimension.And the opening of these lid edge portion 37 downsides becomes to be attached with the installation receiving portion 41 that modes such as lampshade 25 are installed.And then interior all sides of lid edge portion 37 upsides form ring-type and are based in the inboard, and fasten and keep the lamp holder maintaining part 42 of lamp holder 33.And in body 21, this example makes location division 43 form with prominent the establishing of planar rectangular shape at the upper surface of lid baseplate part 36 and 2 places in the bight of the inner peripheral surface of lid edge portion 37.
And shown in Fig. 3 and Fig. 5 etc., dividing plate 32 is formed by the resin with insulating properties and roughly becomes discoid, may also be referred to as the insulation resin dividing plate, and forms: become discoideus dividing plate baseplate part 45; Be arranged on the ignition device installation portion 46 of the central portion of these dividing plate baseplate part 45 upper surfaces; Be arranged on the lamp socket pin installation portion 47 of the both sides of dividing plate baseplate part 45 upper surfaces; And the dividing plate edge portion 48 that is arranged on the peripheral part of dividing plate baseplate part 45.Then, dividing plate baseplate part 45 is attached to the upper surface of the lid baseplate part 36 of fixture 31, perhaps separates predetermined distance and the subtend configuration, and in this example, for adhering to and overlapping the upper surface that covers baseplate part 36.Then, on this dividing plate baseplate part 45, the through hole 38 of secured in alignment device 31 forms two through holes 50 respectively.
And, the prominent downwards through hole 38 of establishing and be entrenched in fixture 31 of the lower surface sidepiece 51 of this through hole 50.And then, in the lower surface portion of dividing plate baseplate part 45, being concaved with location receiving portion 53, this location receiving portion 53 is aimed at location division 43, positions in the mode that is entrenched in location division 43.And ignition device installation portion 46 comprises: become four limit tubulars and the base plate supports portion 55 that establishes of pleurapophysis upwards; And upright be located at four jiaos of this base plate supports portion 55 and have the substrate maintaining part 56 of claw.In addition, be formed on four 56a of hole portion of the lower surface of dividing plate baseplate part 45, it is to form according to the situation in order to the mould of the claw that forms substrate maintaining part 56.And each lamp socket pin installation portion 47 comprises: become the platform portion 58 that semicircle is tabular and the pleurapophysis that makes progress is established; And side opening forms and is pressed into the pin insertion section 59 of lamp socket pin 34 in this one 58.
Then, lamp holder 33 may also be referred to as peripheral fixture, and shown in Fig. 1 (a) and (b) and Fig. 3 etc., the resin with insulating properties of serving as reasons forms and roughly becomes discoid, and forms: become the tabular lamp holder baseplate part 61 of annulus; Become cylindric and from the edge portion of these lamp holder baseplate part 61 inboards inner cylinder portion 62 that pleurapophysis establishes that makes progress; And the top plate portion 63 of the upper end of airtight this inner cylinder portion 62.Then, near the peripheral part of the lower surface of lamp holder baseplate part 61, be formed with the fastening receiving portion 65 cylindraceous that the lamp holder maintaining part 42 with fixture 31 fastens.And, form the lamp socket pin installation portion 66 of mounting lamp holder pin 34 respectively in the both sides of lamp holder baseplate part 61.Then, each lamp socket pin installation portion 66 becomes the circular hole of up/down perforation, and has the shoulder 67 of the diameter dimension of following side greater than upper lateral part, the lamp socket pin 34 that inserts from downside is kept and can not drop from upside.And then the overall diameter size of inner cylinder portion 62 forms in the body resettlement section 16 that can insert socket device 10.And, at the outer peripheral face of inner cylinder portion 62, being arranged with to be formed with and fasten keeping receiving portion 68 roughly to become the L font, this fastenings maintenance receiving portion 68 releasably fastens and remains in the fastening maintaining part 17 of socket device 10.
And lamp socket pin 34 has formed following each several part by the metal with conductivity,, becomes columned axial region 71 that is; From the prominent downwards portion that is pressed into 72 that establishes in the bottom of this axial region 71; The flange portion 73 (flange part) that is positioned at this upside that is pressed into portion 72 and dashes forward and establish to axial region 71 peripheral parts; And with the cross section intercalation part 74 (plug part) that the T font is dashed forward and established from the upper end of axial region 71.Then, axial region 71 inserts the lamp socket pin installation portion 66 of lamp holder 33, and flange portion 73 is fastened on shoulder 67, and is pressed into the pin insertion section 59 that portion 72 is pressed into dividing plate 32.
And intercalation part 74 projects to the upside of the lamp holder baseplate part 61 of lamp holder 33, and inserts the power supply hole 15 of socket device 10 from wide diameter portion 15a, and electrically and mechanically remains on the binding clip.
Then, ignition device 22 comprises: circuit substrate 77; And be installed in the single face of this circuit substrate 77 or the electronic component 78 on two sides (electric component), and constitute ballast (ballast) as negative circuit (inverter circuit).Then, circuit substrate 77 be multilayer roughly quadrangle is tabular, and be formed with the notch part 79 that four jiaos part is cut sth. askew, and establish support chip portion 80 to the periphery pleurapophysis from the pars intermedia on both sides at least.And electronic component 78 comprises: capacitor 81 (condenser) and inductor 82 (inductor) etc. has the part of height, and described capacitor 81 and inductor 82 are configured on the part configuration plane 77a of upper surface of circuit substrate 77; And not shown face installs part, is installed in the surface parts configuration plane 77b of circuit substrate 77 lower surfaces.And then, on the part configuration plane 77a of circuit substrate 77, have four connecting pins 84 (connecting pin) as the efferent that connects fluorescent lamp 24 grades.
And, as Fig. 1 (a) and (b) and shown in Figure 6,, include two distributions 85 in order to electrically connect this ignition device 22 and lamp socket pin 34.The wherein heart yearn of an end of distribution 85 exposes, and utilizes mode such as welding to be electrically connected at ignition device 22.And, be provided with the portion of terminal 86 (terminal area) of ring-type at the other end of distribution 85, and crimping and be electrically connected at lamp socket pin 34.
And, fluorescent lamp 24 comprises fluorescent tube 88, this fluorescent tube 88 may also be referred to as the planar shaped fluorescent tube, for example be provided with 3 wavelength shape fluorophor at inner face, at described fluorescent tube 88 inner formation single or a plurality of discharge paths (discharge path), this discharge path has been enclosed inclosure gases (filler gas) such as comprising argon (Ar), neon (Ne) or krypton rare gas such as (Kr) or mercury.Then, in this example, fluorescent tube 88 is to utilize to connect 3 electron tubes 91,92,93 that bend to the U font communicating pipe 94 (communicating tube) successively, and forms 1 continuous discharge path.Then, each electron tube 91,92,93 comprises: bend, for glass and the cross section be roughly body cylindraceous in the pars intermedia bending; And a pair of straight sections, be connected with this bend and parallel to each other.Then, each electron tube 91,92,93 forms as follows, promptly, each straight sections is parallel to each other, and dispose in mode in the same plane, and the length of the straight sections of central electronic pipe 92 is the longest, and the length of the straight sections in the outside of both sides electron tube 91,93 is the shortest, the so-called roughly discoideus plane light source of whole formation.And each end at the electron tube 91,93 of the both sides that are positioned at the discharge path two ends utilizes packing seal (stem seal) or collapsed seal (pinch seal) to encapsulate pair of electrodes 96 (electrode).That is, Zhong Yang electron tube 92 does not have electrode 96.Then, each electrode 96 has heater winding (filament coil), and the groove (wells) that this heater winding is subjected to a pair of wire supports.Each groove for example be by both sides electron tube 91,93 each wherein the Dumet wire of an end portion encloses (DUMET) export to the outside from both sides electron tube 91,93, and the wire that is connected with ignition device 22 97 connects.And, for example, be formed with the not shown blast pipe that utilizes packing seal or collapsed seal to encapsulate in each end wherein of the electron tube 91,93 of both sides.Each blast pipe carries out the exhaust of fluorescent tube 88 in the manufacturing process of fluorescent tube 88, and utilizes fusing to seal.
And then, in a wherein end of central electronic pipe 92, being provided with the special-purpose tubule 98 of mercury alloy (amalgam) with electrode 96, the special-purpose tubule 98 of this mercury alloy is longer than blast pipe, and as for example with the portion that extends of the glass tube that 5mm～the 20mm linearity extends.Then, mercury alloy 99 is enclosed the leading section of the special-purpose tubule 98 of this mercury alloy.This mercury alloy 99 may also be referred to as main mercury alloy, is the alloy that is made of bismuth, tin and mercury, and forms roughly sphere, and the mercury vapor pressure in suitable scope inner control fluorescent tube 88.In addition, this mercury alloy 99 is mercury or mercury alloy, except that bismuth and tin, and also can be and form by having made up alloys such as indium, lead.And then, will have the auxiliary amalgam of mercury absorption discharge effect, the electron tube 91,93 of installing and be enclosed in both sides is wherein on the groove of the electrode 96 of an end.And, also auxiliary amalgam can be enclosed in the end of the main mercury alloy side of not being provided with of central electronic pipe 92.
Then, each electron tube 91,92,93 utilizes silicon adhesive agent that is lamp adhesion unit 100 and installs along lamp installed surface 39.
And then lampshade 25 has light transmission, that is, utilize to have the glass or the synthetic resin of transparent or light diffusing, and be formed on the flat curve form that upside is provided with peristome 101.Then, the edge portion that surrounds this peristome 101 becomes the installation portion 102 towards upside, and this peristome 101 promptly with the below face portion 104 in opposite directions of installation portion 102, it forms level and smooth curved surface shape.And then the peripheral part that is connected with above-mentioned a plurality of installation portion 102 and face portion 104 becomes the protuberance 105 that more protrudes to outer circumferential side than peristome 101, and then the outside 106 of this protuberance 105 becomes from the below inclined plane that diameter dimension upward diminishes.
Then, the assembling operation of this fluorescent light fittings 11 at first is the upside covering dividing plate 32 at the lid baseplate part 36 of fixture 31, and sticks together as required.At this moment, dividing plate 32 is positioned at and covers in the edge portion 37, and chimeric by location division 43 and location receiving portion 53, and the through hole 38 of the lower surface sidepiece 51 of through hole 50 and fixture 31 is chimeric, and fixture 31 and dividing plate 32 are positioned on the direction of rotation.
Then, electronic component 78 is installed, and the ignition device 22 that will connect an end of distribution 85 is pressed into and is fastened on the ignition device installation portion 46 of dividing plate 32 from upside, to carry out the mechanicalness installation.Under this state, support chip portion 80 is connected in the base plate supports portion 55, and the part of notch part 79 is connected to the downside of substrate maintaining part 56 claws, that is, the circuit substrate 77 of ignition device 22 to be being clamped between above-mentioned a plurality of base plate supports portion 55 and the substrate maintaining part 56, and is subjected to mechanically keeping.
Then, be configured in respectively in portion of terminal 86 under the state in the platform portion 58 of dividing plate 32 other end of each distribution 85, lamp socket pin 34 is pressed into from upside respectively sells insertion section 59, and lamp socket pin 34 mechanicalnesses are installed in dividing plate 32, and make lamp socket pin 34 and portion of terminal 86, that is, ignition device 22 is electrically connected.
Then, along the lamp installed surface 39 of lid baseplate part 36 lower surfaces of fixture 31 and configuration fluorescent lamp 24, and utilize lamp adhesion unit 100 with the electron tube 91,92,93 of the fluorescent tube 88 of fluorescent lamp 24 attached on the lamp installed surface 39.Then, two couples, four one metal wires 97 (wire) of fluorescent lamp 24 pass through hole 50 respectively, derive to the upside of fixture 31 and dividing plate 32, and are connected with the connecting pin 84 of ignition device 22 by twining modes such as (wapping).
Secondly, from the upside covering lamp holder 33 of fixture 31, fastening receiving portion 65 is pressed into and is fastened on the lamp holder maintaining part 42 of fixture 31.Under this state, the intercalation part 74 of each lamp socket pin 34 is last side-prominent to the lamp holder baseplate part 61 of lamp holder 33, thereby and makes flange portion 73 be fastened on shoulder 67 to prevent that described flange portion 73 from coming off.And, under this state, constituting ignition device resettlement section 20 in the inboard of body 21, ignition device 22 is taken in this ignition device resettlement section 20.In this example, the capacitor 81 of ignition device 22 and inductor 82 etc. have the electronic component 78 of height, are configured with upright being located at by the state of the inner cylinder portion 62 of lamp holder 33 and the position that top plate portion 63 was surrounded.
And then, cover lampshade 25 from the downside of fixture 31, installation portion 102 is inserted receiving portions 41 backs are installed and utilize adhesive agent such as silicon to adhere to, constitute fluorescent light fittings 11 thus.Under this state, the leading section of the special-purpose tubule 98 of mercury alloy that is extended from the electron tube 92 of the fluorescent tube 88 of fluorescent lamp 24, it is darted at than the peristome 101 of lampshade 25 outer circumferential side and be positioned at protuberance 105 more, the leading section of the special-purpose tubule 98 of mercury alloy is near the medial surface of the outside 106 of the peripheral part of lampshade 25, for example, be configured in the position of leaving about 2mm.
So, be constructed as follows plane fluorescent light fittings 11, for example, overall diameter is of a size of 75mm; Height dimension is 32.9mm; Lamp socket portion 23 is the GX53 type; The rated power (rated output) that is built-in with fluorescent lamp 24 is the ballast of 8W.
Then, the fluorescent light fittings 11 that constitutes in such a manner is a top plate portion 63 with the inner cylinder portion 62 of lamp holder 33, is inserted into the body resettlement section 16 of the socket device 10 that is installed in ceiling 2 from the underside alignment position.And then, the intercalation part 74 of the lamp socket pin 34 of lamp socket portion 23 is inserted into the wide diameter portion 15a in the hole 15 that respectively powers after, fluorescent light fittings 11 is rotated in prescribed direction.So, the intercalation part 74 of each lamp socket pin 34 electrically and mechanically is connected in the binding clip of socket device 10, and keeps receiving portion 68 to fasten the fastening of lamp holder 33 and mechanicalness remains on the fastening maintaining part 17 of socket device 10.Be installed in the fluorescent light fittings 11 of socket device 10 in such a manner, can be held on the socket device 10 by mechanical protection, and, and utilize the negative circuit of built-in ignition device 22 that fluorescent tube 88 high frequencies of fluorescent lamp 24 are lighted from socket device 10 supply commercial ac power sources.
And, rotate by making the action rightabout of fluorescent light fittings 11 the time with described the installation, easily fluorescent light fittings 11 is taken off from socket device 10.
Then, fluorescent light fittings 11 according to this example, lamp installed surface 39 along the body 21 that contains ignition device 22 is provided with lamp socket portion 23 integratedly, that is, the electron tube 91,92,93 that is overlapped in the fluorescent tube 88 of the fluorescent lamp 24 on the ignition device 22 is for example disposed with parallel way, so can realize small-sized and slim planar light source.
Then, the fluorescent tube 88 of fluorescent lamp 24 is configured in the narrow space between body 21 and the lampshade 25, and then, near ignition device 22, and along 39 configurations of lamp installed surface, therefore, temperature rises easily, but because till near the inner face of lampshade 25, extend as the special-purpose tubule 98 of the mercury alloy that extends portion from the electron tube 92 of fluorescent tube 88, so the special-purpose tubule 98 of this mercury alloy obtains cooling near lampshade 25, form the extension with desired temperature, that is, can be by making the temperature optimization of mercury alloy, thus luminous efficiency improved easily.
And, as the portion of extending, because of utilize enclosing the special-purpose tubule 98 of the mercury alloy that mercury alloy 99 is arranged, thereby can make the temperature optimization of mercury alloy and need not make the formation of fluorescent lamp 24 complicated.And, compare with the formation of utilizing the blast pipe that forms in order to make fluorescent lamp 24, by utilizing the special-purpose tubule 98 of mercury alloy to make high-precision formation become easy, and can high-precisionly set, and can form the extension of desired temperature as the size of leaving of the special-purpose tubule 98 of the mercury alloy that extends portion with lampshade 25.
And then, because at least a portion of the special-purpose tubule 98 of mercury alloy, it in this example leading section, it is positioned at the position of the protuberance 105 that more protrudes to outer circumferential side than the peristome 101 of lampshade 25, so can utilize surrounding air to reduce the protuberance 105 of temperature according to expectation, to cool off efficiently as the special-purpose tubule 98 of the mercury alloy of the portion of extending, thus the extension of formation desired temperature.
And as the size of leaving of the inner face of the special-purpose tubule 98 of the mercury alloy of the portion of extending and lampshade 25, that is minimum range is preferable to be made as more than or equal to 1mm and smaller or equal to 5mm more preferable being made as more than or equal to 1.5mm and smaller or equal to 3mm.That is; by the minimum range between special-purpose tubule 98 of mercury alloy and the lampshade 25 is made as more than or equal to 1mm; more preferable being made as more than or equal to 1.5mm; even thereby fluorescent light fittings 11 falls etc. when lampshade 25 is impacted; because lampshade 25 is difficult to and special-purpose tubule 98 butts of mercury alloy, can protect the special-purpose tubule 98 of mercury alloy.And, can be by the minimum range between special-purpose tubule 98 of mercury alloy and the lampshade 25 be made as smaller or equal to 5mm, more preferable being made as smaller or equal to 3mm cooled off the special-purpose tubule 98 of mercury alloy efficiently, makes extension reach desired temperature easily.In addition, when not enclosing mercury alloy, also can make extension performance, make the mercury vapor pressure optimization as the effect of cold portion.
And, at least near the fluorescent tube 88 of fluorescent lamp 24 configuration fixture 31, formed by aluminium as the good material of thermal conductivity, and then, because be integrally formed in the lid edge portion 37 of lid baseplate part 36 of adhering to and keeping the fluorescent tube 88 of fluorescent lamp 24, it exposes in the space of body 21 outsides, so can make the heat of fluorescent lamp 24 be expelled to space outerpace through fixture 31, and the bulk temperature of reduction fluorescent lamp 24, and the temperature of reduction fluorescent light fittings 11 integral body.
And then, because adhere to the fluorescent tube 88 and fixture 31 of fluorescent lamp 24 by the lamp adhesion unit 100 of silicones system, so the heat of fluorescent lamp 24 can be reached fixture 31 efficiently.
And, the temperature of the fluorescent tube 88 of fluorescent lamp 24 is reduced, and the heat of fluorescent lamp 24 is expelled to efficiently the outside of body, and then, the lower dividing plate 32 of configuration thermal conductivity between the fluorescent tube 88 of fluorescent lamp 24 and ignition device 22, and then, because ignition device 22 is to be maintained under the state of the upper surface of the dividing plate baseplate part 45 that leaves dividing plate 32, so can suppress fluorescent lamp 24 thermal impact ignition devices 22.Therefore, need not make the fluorescent lamp 24 and the distance of ignition device 22 become big, and need not make the volume of ignition device resettlement section 20 become big, the temperature of ignition device 22 is reduced, and satisfy the upper specification limit temperature of ignition device 22 easily, and improve reliability.
And then, by reducing the temperature of fluorescent lamp 24 fluorescent tubes 88, and the heat of fluorescent lamp 24 is expelled to efficiently the outside of body, the temperature of lamp holder 33 grades of body 21 is reduced easily, for example, with between 2mm～3mm every relative with ceiling 2 to the top plate portion 63 of upper end of lamp holder 33 be smaller or equal to 76 ℃, and ceiling 2 is smaller or equal to 70 ℃, thereby suppresses to cause the influences such as variable color of ceiling 2 installed surfaces such as grade easily.
And, carry out so-called line contact (line contact) and be connected because fixture 31 and lamp holder 33 are the fastenings by lamp holder maintaining part 42, reach lamp holder 33 so can suppress heat from fixture 31, and suppress to cause the influences such as variable color of installed surfaces such as ceiling 2 easily.
Then, can make the easy reduction of temperature of extension as mentioned above and luminous efficiency is improved easily, thereby satisfy the upper specification limit temperature of the various electronic components that are installed in ignition device 22 easily, the temperature of body 21 upper surfaces is reduced, and therefore the problem of solution heat etc. also can constitute the high fluorescent light fittings of exporting 11 easily.And, can use the higher mercury alloy of mercury vapor pressure (mercuryalloy), so that efficient improves, make the rising characteristic of light beam good, thus the total light flux that can obtain to stipulate (total luminous flux).And then, because fluorescent tube 88 amalgam temperature are maintained in the prescribed limit,, can make fluorescent light fittings 11 miniaturizations so need not make the volume of the part of taking in fluorescent tube 88 etc. become big, improve utensil and be fit to ratio (relevance ratio).In this way, may be provided in and be thin type and small-sized roughly discoid and fluorescent light fittings 11 that can brighten at once.
And body 21 is to constitute outline by fixture 31 and lamp holder 33, that is, and and so-called 2 chips.Above-mentioned a plurality of fixture 31 and lamp holder 33 are installed by fastening.And then, because the dividing plate 32 that only will keep ignition device 22 and constitute insulating unit is positioned on the fixture 31, so with location division 43 with location receiving portion 53 chimeric backs and on direction of rotation, position, owing to be the state that between above-mentioned a plurality of fixtures 31 and lamp holder 33, is subjected to clamping, and fixing behind the location on above-below direction and the direction of rotation.Therefore, can make the thermal isolation of ignition device 22 and fluorescent lamp 24 and keep this ignition device 22 by dividing plate 32, thus can simplified construction, and can simplify assembling operation, to reduce manufacturing cost.
And, because the fixture 31 of configuration is to be made by the metal with conductivity near fluorescent lamp 24, bring into play function, thereby improve fluorescent lamp 24 starting characteristics so can be used as near the conductor of fluorescent lamp 24.
And, because the outer peripheral face of the lid edge portion 37 of fixture 31 is made as the inclined plane, thus surface area can be increased, and improve thermal diffusivity.
And then, peripheral part for fluorescent light fittings 11, the outside 106 of the outer peripheral face of the lid edge portion 37 of fixture 31 and the protuberance 105 of lampshade 25 is roughly to connect smoothly mutually, it is whole to be that diameter dimension is the inclined plane that lamp socket portion 23 sides diminish to upside, therefore the user is difficult to contact the lid edge portion 37 of the fixture 31 that has heated when downside grasps the peripheral part of fluorescent light fittings 11.
In addition, in the described example, utilization makes as the special-purpose tubule 98 of the mercury alloy that extends portion and extends the shape that is in line, and near the inner face of lampshade 25, so that extend the structure that the temperature of portion reduces, perhaps, except that this structure, also can use the special-purpose tubule 98 of mercury alloy of the different shape after bending etc., perhaps, the special-purpose tubule 98 of mercury alloy other parts in addition that make fluorescent lamp 24 reduce the temperature of the portion of extending near low-temp. portions such as lampshade 25 inner faces.And the shape of fluorescent tube 88 grades of fluorescent lamp 24 is not limited to the structure with the electron tube 91,92,93 that connects 3 U fonts communicating pipe 94 successively, can adopt different shape.
And then, in the described example, utilization makes as the inner face of the special-purpose tubule 98 of the mercury alloy that extends portion near lampshade 25, make the structure of the temperature reduction of the portion of extending, perhaps, except that this structure, also can utilize as the adhesion unit of heat-conducting substance the part of the fluorescent tube 88 of fluorescent lamp 24 other parts such as inner face attached to lampshade 25, reduce so that extend the temperature of portion.That is, can adhere to a part and the lampshade 25 of fluorescent lamp 24 by utilizing the big and rubber-like adhesion unit of pyroconductivity, stably to support fluorescent lamp 24, and make the heat of fluorescent lamp 24 reach lampshade 25 through adhesion unit, and the portion that extends of formation desired temperature can improve luminous efficiency easily.And then adhesion unit is utilized the circumference of fluorescent lamp 24 attached to lampshade 25 surrounding air reduce the circumference of the lampshade 25 of temperature by expectation thus, and is utilized adhesion unit to cool off fluorescent lamp 24 efficiently, can form the portion that extends of desired temperature.And, by will the portion of extending being arranged on electron tube 92 places of electrode 96 central authorities farthest that uprise from temperature, temperature is reduced easily, and then, by bending downwards temperature is reduced easily.
And, keep the fixture 31 of the Construction integration of fluorescent tube 88 not to be defined as aluminium, can constitute by the metal that contains at least a kind in aluminium (Al), copper (Cu), iron (Fe), the nickel (Ni) of pyroconductivity more than or equal to 10W/mK or pottery, guarantee to reduce the effect of temperature of fluorescent tube 88, ignition device 22 and the lamp holder 33 etc. of fluorescent lamp 24 thus.
And, to the processing that the outer peripheral face of the lid edge portion 37 of fixture 31 implements to improve thermal diffusivity, can realize that the temperature of each several part reduces.For example, can be by whole the melanin phenol (melanin phenol) that coating is white at aluminum fixture 31, make the outer peripheral face of the lid edge portion 37 of fixture 31 carry out radiation efficiently to realize the temperature reduction of each several part, and, improve reflectivity to throw light on efficiently for the parts such as lamp installed surface 39 that cover lampshade 25.
On the other hand, the dividing plate 32 as insulating unit can be made of smaller or equal to the material of 10W/mK pyroconductivity, guarantees to reduce the effect of the temperature of ignition device 22 and lamp holder 33 etc. thus.
And then, except that dividing plate 32, perhaps, be accompanied by dividing plate 32, for example be between the dividing plate 32 of the fixture 31 of the fluorescent tube 88 that keeps fluorescent lamp 24 and maintenance ignition device 22, a space to be set, perhaps, the configuration pyroconductivity promotes the effect of the temperature reduction that makes ignition device 22 and lamp holder 33 etc. thus easily smaller or equal to the insulating unit of 5W/mK.
And then, blow vent is set, the fixture 31 that described blow vent makes the fluorescent tube 88 that keeps fluorescent lamp 24 is that external environment condition is that gas is communicated with space between the dividing plate 32 of maintenance ignition device 22 with the outside of body 21, perhaps, can on lamp holder 33 grades, blow vent be set, it is that external environment condition is that gas is communicated with that described blow vent makes the ignition device resettlement section 20 and the outside of body 21, promote the effect of the temperature reduction that makes ignition device 22 and lamp holder 33 etc. thus easily, and can suppress the rising of fluorescent light fittings 11 internal pressures.
And, can leave lamp installed surface 39 some distances of fixture 31 by the fluorescent tube 88 that makes fluorescent lamp 24, for example about 1mm, improve reflectivity with illumination efficiently.In addition, fluorescent tube 88 for example is subjected to from lamp installed surface 39 prominent foot support of establishing, and utilizes lamp adhesion unit such as silicones to adhere to, make fluorescent tube 88 thermal thus on fixture 31, thereby can dispel the heat efficiently.
Fig. 7 is other examples of fluorescent light fittings of the present invention are observed in expression from the side a key diagram.Fig. 8 is other examples of fluorescent light fittings of the present invention are observed in expression from the side a key diagram.Fig. 9 is other examples of fluorescent light fittings of the present invention are observed in expression from the side a key diagram.Figure 10 is the end view of above-mentioned fluorescent light fittings.Figure 11 is other examples of fluorescent light fittings of the present invention are observed in expression from the side a key diagram.
Then, for example, as shown in Figure 7, can establish the 45a of foot by following pleurapophysis at the dividing plate baseplate part 45 of dividing plate 32, make dividing plate baseplate part 45 leave the lid baseplate part 36 of fixture 31, and with above-mentioned a plurality of dividing plate baseplate parts 45 and lid the spatial portion 45b between the baseplate part 36 is an insulating unit, strengthen the effect that the temperature that makes ignition device 22 and lamp holder 33 etc. reduces easily.And then, for example, as shown in Figure 8, can pass through in the glass wool (glasswool) or the pottery heat guards such as (ceramic) of this spatial portion 45b inclosure as insulating unit 45c, and the easy effect that strengthens the temperature reduction that makes ignition device 22 and lamp holder 33 etc.And then, can be made as by pyroconductivity smaller or equal to 5W/mK with this heat guard, strengthen the effect of the temperature reduction that makes ignition device 22 and lamp holder 33 etc. easily.
And then, for example, as Fig. 9 and shown in Figure 10, utilization is from fixture 31 or the lamp holder 33 prominent 45d of support foot that establish, the peripheral part that makes fixture 31 and lamp holder 33 away from each other, also can form the blow vent 45e of slit-shaped, this blow vent 45e makes spatial portion 45b and the external communications between dividing plate baseplate part 45 and the lid baseplate part 36.Then, interest rate cools off fixture 31 because of fluorescent lamp 24 heating with this blow vent 45e, thereby strengthen the effect of the temperature reduction that makes ignition device 22 and lamp holder 33 etc. easily, and make the pressure of the part that has risen because of fluorescent lamp 24 heating and pressure be discharged into the outside, thereby can make the pressure inside of fluorescent light fittings 11 even.
And as shown in figure 11, the fluorescent tube 88 of fluorescent lamp 24 is spatial separating with the circuit substrate 77 of ignition device 22, and also instant heating separates, and this is made as D cm at interval, and the volume of ignition device resettlement section 20 is made as V cm
3In the time will importing electric power and promptly consume electric power and be made as W (W), satisfy 0＜W/ (scope of D * V)＜1.2, more preferable 0＜W/ (D * V)＜0.5 that is made as, thus can be easily with the temperature maintenance of the electronic component 78 of ignition device 22 in the upper limit of specification, and make the design of the fluorescent light fittings 11 after the miniaturization become easy.In addition, in this structure shown in Figure 11, the body 21 that constitutes ignition device resettlement section 20 does not comprise dividing plate 32, insulating unit is made as the structure of the 45b of portion that only has living space, but it is identical also can be made as the structure that comprises with shown in Fig. 1 (a) and (b) etc., that is, comprise fixture 31, dividing plate 32 and lamp holder 33.
And, in each example, as shown in Figure 11, straight sections interval each other about each electron tube 91,92,93 of the fluorescent tube 88 of fluorescent lamp 24, make between the electron tube 92 of central authorities every the interval L2 of L1 greater than other electron tubes 91,93 that are positioned at these electron tube 92 both sides, promptly be made as L1＞L2, make heat reach the peripheral part of body 21 easily through fixture 31 thus, thereby suppress to reach the heat of ignition device resettlement section 20, and can suppress the temperature rising of ignition device 22 from the central portion of body 21.For between above-mentioned a plurality of central electronic pipes 92 between L1 and other electron tubes 91,93 every the value of L2, be preferably L2/L1 be made as smaller or equal to 0.8, can suppress temperature thus effectively and rise.On the other hand, L2/L1 was less than 0.3 o'clock, and the configuration of electron tube 91,92,93 becomes inhomogeneous, and it is apparent that brightness disproportionation becomes, not good in appearance.Therefore, by being made as 0.3≤L2/L1≤0.8, can be in brightness evenly with when keeping outward appearance, the temperature that suppresses ignition device 22 rises.
And then, be the fixture 31 of heat dissipation metal material for metal parts, and, can adopt the different shape that can fully dispel the heat efficiently as the part of 31 subtends of fixture of the lamp holder 33 of resin cap as heat transmission.And, make mechanically to be connected on the socket device 10 and as the lamp holder 33 that is subjected to the member of the application of force, be held in other members of this lamp holder 33 with mechanical protection, become joint construction by fastening or adhering to.Perhaps,, improve the intensity of fluorescent light fittings 11 thus easily except that by fastening or adhering to and the joint construction, use as the screw of tightening apparatus to connect, and can long term maintenance intensity.
Figure 12 is the sectional view of other examples of expression fluorescent light fittings of the present invention.
For example, as shown in figure 12,, spread all over entire circumference and extend whole up, can form the edge part 110 of bringing into play the fin portions of function as fin for tabular promptly roughly cylindric with the lid edge portion 37 of the peripheral part of metallic fixture 31.And then, during this constitutes, for relative with edge part 110 to part, with the peripheral part of the lamp holder baseplate part 61 of lamp holder 33 spread all over entire circumference below be arranged with into stepped, thereby the inner peripheral surface of edge part 110 is contacted with spatial portion 111.So, for example the part with ignition device resettlement section 20 is made as metal, utilize the lid baseplate part 36 of metallic fixture 31, through cover lower surface by the formed dividing plate 32 of the resin with insulating properties as a face of ignition device resettlement section 20, and mode with the periphery of the tubular inner cylinder portion 62 of the ignition device resettlement section 20 that surrounds lamp holder 33, lid edge portion 37 at fixture 31 is provided with edge part 110, and this edge part 110 is as making this two sides of inner peripheral surface and outer peripheral face contact the fin of surrounding air and bring into play function.Therefore, metallic fixture 31 becomes the support structure of fluorescent tube 88, with negative circuit be configured in fluorescent tube 88 directly over, and become near ignition device 22 structure with fluorescent tube 88.The part of directly surrounding the ignition device 22 of ignition device resettlement section 20 is resin system and poor radiation, therefore the temperature of electronic component 78 uprises easily, for the small-sized and slim plane compact type fluorescent lamp that is built-in with as the ballast of negative circuit, fixture 31 double as heat-dissipating structures can be used, make the heat air heat radiation towards periphery efficiently that spreads out of from fluorescent tube 88, the part temperature of the ignition device 22 that is housed in ignition device resettlement section 20 is reduced, and suppress the lifetime of ignition device 22.
And, in the formation that this edge part 110 is set, when increasing output, also can dispel the heat efficiently, fully reduce the part temperature of the ignition device 22 that is housed in ignition device resettlement section 20, compared with only forming whole ignition device resettlement section 20, can fully reduce the part temperature of ignition device 22 by metal.Then, because can constitute ignition device resettlement section 20 by resin, thus can make processability good and reduce manufacturing cost, and can guarantee insulating properties easily.
In addition, in the formation that this edge part 110 is set, the height of edge part 110 is made as the face A that is lower than along the upper surface of the lamp holder baseplate part 61 of lamp holder 33, that is, can be outstanding from the upper surface of lamp holder baseplate part 61 by the upper end that does not make edge part 110, prevent edge part 110 conflict socket devices 10, and the without hindrance installation exercise of fluorescent light fittings 11 to socket device 10 that successfully carry out.
And then in this formation shown in Figure 12, three members of fixture 31, dividing plate 32 and lamp holder 33 are except that being by fastening the structure connect, can also using screw 120 fastened to each other.
That is, screw 120 is the common screws 120 that comprise as the lower part: outer peripheral face forms the threaded portion 121 of screw thread (screw thread), and has the head 122 of diameter dimension greater than the round end (round head) of threaded portion 121 in the end of this threaded portion 121.Then, make screw receiving portion 125 cylindraceous from lid baseplate part 36 towards upside and prominent the establishing of one is formed on fixture 31, the inboard of this screw receiving portion 125 forms as the screw hole 126 with thread groove.And, location division 127 cylindraceous is integrally formed on the dividing plate 32, described location division 127 cylindraceous is through holes of corresponding screw receiving portion 125 positions, fastens with this screw receiving portion 125, in this, is entrenched in the peripheral part of screw receiving portion 125 and locatees.And then in the position corresponding to screw receiving portion 125, this is integrally formed on the lamp holder 33 screw insertion section 130 for relative to the position of butt with the upside of screw receiving portion 125.The through hole of the inboard of this screw insertion section 130 is to establish and become cylindric from lamp holder baseplate part 61 is prominent downwards, and the card that forms through the centre position in short transverse ends shoulder 131, makes the downside diameter dimension less than upside.That is, if screw 120 is inserted this screw insertion section 130 from upside, then threaded portion 121 can be ended shoulder 131 from card and is inserted into downside, and head 122 can be connected to card and only end shoulder 131 and card, and this head 122 can be accommodated in the inboard of screw insertion section 130.
And then the leading section of screw insertion section 130 and location division 127 fastens, and in this, inboard chimeric with location division 127 utilizes this location division 127 that screw insertion section 130 is positioned at screw receiving portion 125.
Therefore, during this constitutes, dividing plate 32 is overlapped the upside of fixture 31, location division 127 is chimeric and be positioned at the peripheral part of screw receiving portion 125, and then, lamp holder 33 is overlapped the upside of fixture 31, screw insertion section 130 is chimeric and be positioned at the inboard of location division 127, under the above-mentioned state, screw 120 is inserted and is tightened against the screw insertion section 130 from upside.So, the threaded portion 121 of screw 120 is screwed together in the screw hole 126 of screw receiving portion 125, and the card that the head 122 of screw 120 is limited to screw insertion section 130 is ended shoulder 131.Therefore, so under the state of the state of tightening screw 120 and clamping dividing plate 32, fixture 31 is connected with lamp holder 33, and with the body 21 of easy and firm structure formation fluorescent light fittings 11, so can improve the quality of fluorescent light fittings 11.
That is for the configuration fluorescent lamp 24 in parallel and take in the compact fluorescent lamp device 11 of ignition device 22 in order to obtain planar light source, for example in order to obtain the light of high output, and when increasing fluorescent lamp 24, then the weight of fluorescent lamp 24 also increases.For the fixture 31 of the fluorescent tube 88 that keeps fluorescent lamp 24, the joint construction with the lamp holder 33 of the lamp socket portion 23 that is provided as power input part in order to keep the fixture 31 of fluorescent lamp 24 really, must increase bonding strength.
In this, can keep bonding strength by using card to end a plurality of methods of attachment such as reaching adhesive agent, complicated but manufacturing process becomes, and manufacturing cost rises.And, when the fastening of the buckling parts that is arranged on fixture 31 grades by integral body and when firmly connecting, because fixture 31 members such as grade are applied bigger power and described fixture 31 members such as grade are produced than macrobending, so must fasten operation, plane fluorescent light fittings 11 also is easily the fluorescent tube 88 that adheres to and remain on the fluorescent lamp 24 of fixture 31 to be exerted pressure by this connection operation.Then,, then might produce small cut etc., and the fluorescent lamp 24 that becomes after lamp is lighted for a long time produces bad reason if fluorescent lamp 24 is applied bigger pressure.
Therefore, as mentioned above, use screw 120, be so-called screw, connect the fixture 31 that keeps fluorescent lamp 24, with the lamp holder 33 that is provided as the lamp socket portion 23 of power input part, can guarantee sufficient bonding strength for a long time, and need not when the assembling of fluorescent light fittings 11, apply bigger power to fixture 31 fluorescent lamps 24, and can guarantee the life-span of fluorescent lamp 24, that is, the high fluorescent light fittings of quality 11 can be provided.
In addition, in described example, as with tighten apparatus and be not the member of one, only use the screw 120 of round end, this screw 120 is inserted from upside that is lamp holder 33 sides, and screw hole 126 is integrally formed on the screw receiving portion 125 of fixture 31, but is not limited to this formation.
Figure 13 is the end view that cuts after the part of other examples of expression fluorescent light fittings of the present invention.Figure 14 is the plane graph of above-mentioned fluorescent light fittings.Figure 15 is the end view that cuts after the part of other examples of expression fluorescent light fittings of the present invention.Figure 16 is the end view that cuts after the part of other examples of expression fluorescent light fittings of the present invention.Figure 17 is the key diagram of a part of other examples of expression fluorescent light fittings of the present invention.
That is, in described example, used the screw 120 of round end, for example, as Figure 13 and shown in Figure 14, the end face of head 122 also can use plane flat head screw 120, and the plane end face of this head 122 is configured on the same plane with the upper surface of the lamp holder baseplate part 61 of lamp holder 33.
And, in described each example, form screw insertion section 130 at lamp holder 33, in the fixture 31 integrally formed screw receiving portions 125 that are provided with screw hole 126, for example, as shown in figure 15, also can form screw insertion section 130, in the lamp holder 33 integrally formed screw receiving portions 125 that are provided with screw hole 126 at fixture 31.During this constitutes, do not make screw 120 and expose externally, therefore can improve outward appearance in order to the structure of supporting screw 120.
And, in described each example, the screw receiving portion 125 that is provided with screw hole 126 is integrally formed on any of fixture 31 and lamp holder 33, for example, as shown in figure 16, any configuration screw receiving portion 125 along fixture 31 and lamp holder 33, and use and above-mentioned a plurality of fixture 31 and lamp holder 33 are not the nut 140 of one and constituting, make screw 120 be screwed together in this nut 140, also can between the head 122 and nut 140 of screw 120, connect in the mode that sandwiches fixture 31 and lamp holder 33.So, in the structure of using screw 120 and nut 140, when assembling fluorescent light fittings 11, can realize obtaining to fasten fully the operation of intensity easily, and need not apply bigger power fixture 31 that is fluorescent lamp 24.
And then, when and when disposing in the mode of the head 122 of receive screws 120 in the recess of screw insertion section 130, as shown in figure 17, can be fixed on fixture 31 or lamp holder 33 by fill adhesive agent 142 backs at the recess of screw insertion section 130, prevent moving of screw 120, and prevent becoming flexible because of generation screws 120 such as vibrations, and, can prevent to contact the accident that conductive part etc. can't be expected by stoping so-called end user users such as (end user) to decompose fluorescent light fittings 11 easily.
And, in described each example, the adhesive agent 142 of head 122 that can be by will covering screw 120 or the head 122 of screw 120 are made as and lamp holder 33 same colors, improve fluorescent light fittings 11 overall appearance senses, and improve the outward appearance of fluorescent light fittings 11.
In addition,, can be coated with adhesive agent 142, thereby realize preventing that screw 120 is loosening and improve the effects of outward appearance by mode with the head 122 that covers screw 120 for the formation in the recess that head 122 of screw 120 is not accommodated in screw insertion section 130.
And, in the example shown in Figure 13 etc., about relative with edge part 110 to part, the peripheral part of the lamp holder baseplate part 61 of lamp holder 33 spreads all over entire circumference and leaves edge part 110, and edge part 110 and the outer peripheral portion that is attached at the lid baseplate part 36 of this edge part 110 contact with broad spatial portion 111, can dispel the heat efficiently.
And in described each example, lamp holder 33 is whole formation, but is not limited to this formation, also can constitute by a plurality of members.Especially, in the formation of using screw 120 connecting elementss, be positioned at outermost identical components by using screw 120 to connect, come the member in the middle of the clamping and can firmly fix, therefore can constitute lamp holder 33 by a plurality of members, and need not make assembling operation become miscellaneous.
Figure 18 is the key diagram of state that has decomposed the part of other examples of representing fluorescent light fittings of the present invention.Figure 19 is the key diagram of state that has decomposed the part of above-mentioned fluorescent light fittings.
For example, as Figure 18 and shown in Figure 19, can constitute lamp holder 33 by a pair of the 1st lamp holder 151 and the 2nd lamp holder 152, described a pair of the 1st lamp holder 151 supports conductive part as power supply input usefulness, be the lamp socket pin 34 etc. of lamp socket portion 23, described the 2nd lamp holder 152 covers the part of the 1st lamp holder 151 and combination with it.
Then, this constitutes as shown in figure 19, the temporary transient fixed part 153 of terminal that constitutes lamp socket pin installation portion 47 is arranged on the dividing plate 32 in integrally formed mode, and will keeps the lamp socket fixing body 155 of lamp socket pin 34 to fasten and temporarily be fixed on the temporary transient fixed part 153 of this terminal.Then, the temporary transient fixed part 153 of terminal is formed with: plane fixed part base portion 156; From this fixed part base portion 156 upwards pleurapophysis be set as circular pin base portion configuration portion 157; And fasten receiving portion 158, and described fastening receiving portion 158 is configured in a sidepiece of this pin base portion configuration portion 157, the prominent pair of planar L font that is set as, that is, relatively be arranged with into roughly T font of plane.
In addition, this only forms circular hole in the location division 127 of dividing plate 32 in constituting.And lamp socket fixing body 155 comprises: keep the columned fixing body base portion 160 of lamp socket pin 34, and from the prominent roughly buckling parts 161 of T font of plane that is set as of a sidepiece of this fixing body base portion 160.
Then, upload the portion of terminal 86 of the distribution 85 that is equipped with tie point circuit for lamp 22 in pin base portion configuration portion 157, under this state buckling parts 161 is fastened on and fastens receiving portion 158, then that lamp socket fixing body 155 that is lamp socket pin 34 is temporary transient fixing and be configured in assigned position, and the base end part of lamp socket pin 34 is contacted with portion of terminal 86 and become the state of electric connection.
And each the 1st lamp holder 151 utilizes the synthetic resin that for example has insulating properties, forms a part of shape of the plectane of a part that constitutes lamp holder baseplate part 61, and the intercalation part 74 of formation lamp socket pin 34 can be inserted logical circular hole 163.Therefore, by insert the intercalation part 74 of lamp socket pin 34 on one side to circular hole 163, one side overlapping above-mentioned a plurality of the 1st lamp holders 151 on the both sides of dividing plate 32, the intercalation part 74 that makes each lamp socket pin 34 is last side-prominent to the 1st lamp holder 151, and utilizes the 1st lamp holder 151 to press lamp socket fixing body 155 from upside.
And the 2nd lamp holder 152 comprises baseplate part formation portion 165, a part of shape that this baseplate part formation portion 165 constitutes the part of lamp holder baseplate part 61 and forms plectane, and inner cylinder portion 62 and top plate portion 63 are integrally formed with this baseplate part formation portion 165.And then, be formed with pair of screws insertion section 130 in baseplate part formation portion 165.Therefore,, and the 2nd lamp holder 152 overlapped on the central portion of dividing plate 32, cover the upside of dividing plate 32 thus by the 2nd lamp holder 152 and a pair of the 1st lamp holder 151 the screw receiving portion 125 of screw insertion section 130 secured in alignment devices 31.And then, by overlapping the 2nd lamp holder 152 on the central portion of dividing plate 32, the 152a of edge portion of the both sides of the 2nd lamp holder 152 is overlapped on the 151a of edge portion of a pair of the 1st lamp holder 151.Therefore, insert screw 120 from the screw insertion section 130 of the 2nd lamp holder 152, and this screw 120 is screwed togather and is tightened in the screw hole 126 of the screw receiving portion 125 of fixture 31, thus dividing plate 32 and the 1st lamp holder 151 are clamped between the head 122 and screw receiving portion 125 of screw 120, that is, between the 2nd lamp holder 152 and the fixture 31.Firmly mechanically connect the back mutually at each member and constitute body 21.And then, under this state, lamp socket fixing body 155 and portion of terminal 86 are clamped between dividing plate 32 and the 1st lamp holder 151, that is mutual crimping lamp socket pin 34 and portion of terminal 86 are to guarantee electric connection.
Therefore, according to this Figure 18 and structure shown in Figure 19, can come mechanically firmly to be connected and fixed mutually each member of device 31, dividing plate 32, lamp socket fixing body 155, a pair of the 1st lamp holder 151 and the 2nd lamp holder 152 only by tightening two screws 120.And then, about as the lamp socket pin 34 of power input part and electric connection as the portion of terminal 86 of the input part of ignition device 22, make its contact for example use the contact mode to carry out, under the state that the 1st lamp holder 151 and dividing plate 32 is made up and the 2nd lamp holder 152 and dividing plate 32 are not made up, confirm the alignment of contact easily, and prevent to produce bad connection.
And then, with 34 integral installations of lamp socket pin on lamp socket fixing body 155, and this lamp socket fixing body 155 can be fastened and temporarily be fixed on the temporary transient fixed part 153 of terminal of dividing plate 32, therefore can carry out lamp socket pin 34 easily and electrically connect operations reliably and be connected with ignition device 22 and take as really already.
In addition, also can in described Figure 18 and formation shown in Figure 19, form screw receiving portion 125 and screw holes 126, can make the screw 120 that inserts from fixture 31 sides be screwed together in screw hole 126 at the 2nd lamp holder 152.
And, one of them of described structure shown in Figure 180 and structure shown in Figure 19 can only be set.That is, as shown in figure 18, also can be divided into the lamp holder 33 of the 1st lamp holder 151 and the 2nd lamp holder 152 by use, and do not use lamp socket fixing body 155, lamp socket pin 34 is pressed into is fixed in the lamp socket pin installation portion 47 that is arranged on dividing plate 32, make to electrically connect operation and connect and take that really industry becomes easy as.And, as shown in figure 19, also can pass through to use lamp socket fixing body 155, and use the lamp holder 33 of undivided integral body, utilize screw 120 that this lamp holder 33 is fixed in dividing plate 32, make to electrically connect operation and connect and take that really industry becomes easy as.
And, in described each example, can not be pre-formed screw hole with screw 120 as the screw that carries out self tapping (selftapping) at screw receiving portion 125 places yet yet.
In addition, in described each example, ligthing paraphernalia 1 to the lower surface that directly is mounted on ceiling 2 is illustrated, but be not limited to this structure, also can use the socket device of imbedding and being arranged in the circular hole that is formed at ceiling 2, constitute ligthing paraphernalia as downward irradiation (downlight).And, being not limited to installation to ceiling 2, also can be installed on the wall surface, perhaps hang socket device from ceiling.
The present invention for example goes for directly installing the ligthing paraphernalia that is arranged at below.
Claims (4)
1. fluorescent light fittings is characterized in that comprising:
Fluorescent lamp has and is configured to plane electron tube;
Ignition device makes described fluorescent lamp lighting;
Lamp holder, accommodate described ignition device, described lamp holder comprises: lamp holder baseplate part, inner cylinder portion, top plate portion and a pair of lamp socket pin installation portion, wherein, it is tabular that described lamp holder baseplate part becomes annulus, described inner cylinder portion becomes cylindric and establishes from the edge portion of the inboard of the described lamp holder baseplate part pleurapophysis that makes progress, the upper end of the airtight described inner cylinder portion of described top plate portion, and described a pair of lamp socket pin installation position is in the both sides of described lamp holder baseplate part;
Flat body, comprise: the dividing plate of fixture and insulation, wherein, described fixture fastens and is installed in described lamp holder, and described fixture is provided with the discoid lamp installed surface of the electron tube that described fluorescent lamp is installed, be exposed to the outside of described body with at least a portion and be located at the fin portions of described holder circumference portion, described dividing plate is equipped between fixture and the lamp holder will insulating between described lamp installed surface and the described ignition device, and described dividing plate is surrounded by the fin portions of described fixture; And
Lampshade covers the lamp installed surface side of described body and has light transmission.
2. fluorescent light fittings as claimed in claim 1 is characterized in that also comprising:
The lamp adhesion unit is on the lamp installed surface of electron tube attached to described fixture with described fluorescent lamp.
3. fluorescent light fittings as claimed in claim 1 is characterized in that:
Described fixture is metal, and forms reflector element at described lamp installed surface,
The electron tube of described fluorescent lamp is maintained under the state that leaves described lamp installed surface.
4. ligthing paraphernalia is characterized in that comprising:
Fluorescent light fittings as claimed in claim 1; And
Socket device comprises the receptacle portion that is electrically connected at lamp socket portion, and mechanically keeps described body.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005347279 | 2005-11-30 | ||
| JP2005347279 | 2005-11-30 | ||
| JP2005-347279 | 2005-11-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1975980A CN1975980A (en) | 2007-06-06 |
| CN1975980B true CN1975980B (en) | 2010-06-09 |
Family
ID=38125933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006101606372A Expired - Fee Related CN1975980B (en) | 2005-11-30 | 2006-11-29 | Fluorescent lamp device and lighting fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1975980B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104078810B (en) * | 2014-05-29 | 2015-12-23 | 瑞安市恒雄电器有限公司 | A kind of both-end lamp socket and be provided with the light fixture of this both-end lamp socket |
| CN108518595A (en) * | 2018-02-26 | 2018-09-11 | 海宁市冬平照明电器厂 | A kind of LED lamp of no-welding |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2137017A (en) * | 1983-03-02 | 1984-09-26 | Emi Plc Thorn | Improvements in or relating to discharge lamps |
| US5471375A (en) * | 1992-02-10 | 1995-11-28 | Lau; Kenneth | Fluorescent light ballast lamp mounting socket construction |
| CN2434786Y (en) * | 2000-03-27 | 2001-06-13 | 潘德俊 | Super-large power energy saving lamp with integral of circuit unit and lamp body |
| CN1545126A (en) * | 2003-11-11 | 2004-11-10 | 王佩诚 | Integrated high-power energy-saving lamp |
| CN1674194A (en) * | 2004-03-24 | 2005-09-28 | 黄甜仔 | Compact type fluorescent lamp socket thermal isolating case |
-
2006
- 2006-11-29 CN CN2006101606372A patent/CN1975980B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2137017A (en) * | 1983-03-02 | 1984-09-26 | Emi Plc Thorn | Improvements in or relating to discharge lamps |
| US5471375A (en) * | 1992-02-10 | 1995-11-28 | Lau; Kenneth | Fluorescent light ballast lamp mounting socket construction |
| CN2434786Y (en) * | 2000-03-27 | 2001-06-13 | 潘德俊 | Super-large power energy saving lamp with integral of circuit unit and lamp body |
| CN1545126A (en) * | 2003-11-11 | 2004-11-10 | 王佩诚 | Integrated high-power energy-saving lamp |
| CN1674194A (en) * | 2004-03-24 | 2005-09-28 | 黄甜仔 | Compact type fluorescent lamp socket thermal isolating case |
Non-Patent Citations (2)
| Title |
|---|
| JP昭62-195847A 1987.08.28 |
| JP特开平6-283139A 1994.10.07 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1975980A (en) | 2007-06-06 |
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Granted publication date: 20100609 Termination date: 20111129 |