CN204062534U - Lamp and lighting device - Google Patents

Abstract

A kind of lamp, possesses: light source portion, installation base plate is provided with multiple semiconductor light-emitting elements; The case member of tubular, is made up of translucent material, and accommodates above-mentioned light source portion; Lamp holder, is located at an end of above-mentioned case member with the state covered by least one end opening of above-mentioned case member; Above-mentioned lamp holder has the cap body of bottom tube-like and is arranged on the terminal of bottom of above-mentioned cap body; Above-mentioned cap body is made up of the 1st parts and the 2nd parts, 1st parts are retained in the cylinder portion that the end for above-mentioned case member is inserted and the parts lacked by the part of bottom side than above-mentioned cylinder portion, and the 2nd parts are the parts filled up by the lack part of above-mentioned 1st parts; Above-mentioned 2nd parts are fixed to the fixed part set by the residual fraction remained by bottom side than above-mentioned cylinder portion of above-mentioned 1st parts by fixed part, thus with above-mentioned 1st component combination.

Description

Lamp and lighting device

Technical field

It is lamp and the lighting device of light source that the utility model relates to semiconductor light-emitting elements such as LED (Light Emitting Diode).

Background technology

In recent years, from energy-conservation viewpoint, the instead light source of fluorescent lamp (straight pipe type) in the past and the straight pipe type LED received publicity (be also denoted as LED below or lamp made in the brief note) housing that possesses the strip formed by translucent material and the lamp holder that arranges in the mode blocked at the two ends of housing, the structure with multiple parts being provided with the illuminating part, thermal component etc. being installed with many LED in this housing is popularized just widely.

Compared with the fluorescent lamp being in the past main flow with the structure possessing pair of electrodes in the glass tube being coated with fluorescent material, straight pipe type LED due to component parts more, so easy heavier-weight.Therefore, the housing and lamp holder that arrange (collecting) illuminating part are fixedly become important fully.

So, in straight pipe type LED, as the method arranging lamp holder on housing, have by have the lamp holder of bottom tube-like by two of this lamp holder dimidiation parts are formed, under the state that two parts in the end of housing are clipped with the such fixed part of screw by method (for example, referring to patent document 1) fixing for two parts.

Patent document 1: Japanese Unexamined Patent Publication 2010-135271 publication

But, when lamp holder being fixed on housing via screw, have the effect of stress produced when screwing tight to make in the end of housing the problem that the end of housing cracks.Particularly, if along the radial direction of housing screw inserted to lamp holder and fix, then there is stress and concentrate, the load larger to the radial effect of housing.Therefore, easily crack in the end of housing.

In addition, if just arrange lamp holder in the end of housing, as long as then utilize the lamp holder tipping having bottom tube-like, just can suppress the generation of crackle, but when lamp holder being installed on the end of housing, because the inside of lamp holder is blocked, so do not carry out the space be electrically connected with the terminal of lamp holder, electrical connection becomes difficulty.

Utility model content

The purpose of this utility model is to provide a kind of lamp being provided with lamp holder in the mode blocked by the opening of case member (being equivalent to housing), the generation of the crackle near the end of the case member that lamp holder is fixed by suppression, easily can carry out the electrical connection of the terminal of light source portion and lamp holder.

In order to achieve the above object, relevant light fixture of the present utility model is standby: light source portion, installation base plate is provided with multiple semiconductor light-emitting elements; The case member of tubular, is made up of translucent material, and accommodates above-mentioned light source portion; Lamp holder, is located at an end of above-mentioned case member under the state covered by least one end opening of above-mentioned case member; The feature of this lamp is, above-mentioned lamp holder has the cap body of bottom tube-like and is arranged on the terminal of bottom of above-mentioned cap body; Above-mentioned cap body is made up of the 1st parts and the 2nd parts, 1st parts are retained in the cylinder portion that the end for above-mentioned case member is inserted and the parts lacked by the part of bottom side than above-mentioned cylinder portion, and the 2nd parts are the parts filled up by the lack part of above-mentioned 1st parts; Above-mentioned 2nd parts are fixed to the fixed part set on the residual fraction remained by bottom side than above-mentioned cylinder portion of above-mentioned 1st parts by fixed part, thus with above-mentioned 1st component combination.

In addition, in order to achieve the above object, possess lamp about lighting device of the present utility model and install above-mentioned lamp and the ligthing paraphernalia making it light, it is characterized in that, above-mentioned lamp is the lamp of said structure.

According to said structure, due to an end former state of case member is put in a portion, so the load of case member can be born by cylinder portion entirety.Thus, not easily stress is concentrated, thus can suppress the generation of crackle.

In addition, because the 2nd parts are installed on the 1st parts, so can in the electrical connection of the 2nd parts to the 1st fixed forward line light source portion of parts and terminal.

In addition, be characterised in that, above-mentioned 1st parts have partition wall and stretch out a portion, and this partition wall and the axis in above-mentioned cylinder portion are intersected and will be divided into two parts in above-mentioned cap body, and this stretches out a portion and stretches out with tubular from this partition wall along the inner peripheral surface of an end of above-mentioned case member; One end of above-mentioned case member is inserted in above-mentioned stretching out between a portion and above-mentioned cylinder portion.By this structure, can, using an end of case member from the inside and outside maintenance as the direction orthogonal with the axle of case member, stress can be suppressed to focus on an end of case member.

In addition, be characterised in that, affixed by bonding agent under an end of above-mentioned case member is inserted in above-mentioned state of stretching out between a portion and above-mentioned cylinder portion.By this structure, stress not easily focuses on one end of case member.

In addition, be characterised in that, above-mentioned multiple semiconductor light-emitting elements is disposed on the base station of the strip longer than above-mentioned case member; Above-mentioned at least one end of this base station is stretched out to above-mentioned bottom side through the through hole of above-mentioned partition wall; The extension of this base station is in above-mentioned 1st parts of stationary state and above-mentioned 2nd parts clamping.By this structure, base station can be kept while the movement of restriction base station.

In addition, be characterised in that, fixation portions part is screw; Above-mentioned base station has through hole in above-mentioned extension office, and above-mentioned screw is through this through hole.By this structure, easily base station can be kept.

In addition, be characterised in that, the width of the through hole of above-mentioned partition wall equals the width of above-mentioned at least one end of above-mentioned base station.By this structure, the dislocation of the width of base station can be suppressed.

Accompanying drawing explanation

Fig. 1 is the stereogram of the LED representing embodiment.Figure 1A is figure LED observed from its end side, Figure 1B is figure LED observed from its another side.

Fig. 2 is the exploded perspective view of lamp.

Fig. 3 is the stereogram of light source cell.

Fig. 4 is the exploded perspective view of light source cell.

Fig. 5 is the stereogram of the longitudinal section of the cap part of the power side of lamp.

Fig. 6 is the longitudinal section of the cap part of the power side of lamp.

Fig. 7 is the stereogram of the lamp holder observed from case member side.

Fig. 8 is the stereogram of the cap part of the power side of lamp, be represent the 2nd parts fix before the figure of state.

Fig. 9 is the stereogram of the 1st parts of the lamp holder of power side.

Figure 10 is the stereogram of the 2nd parts of the lamp holder of power side.

Figure 11 is the stereogram of the longitudinal section of the cap part of the ground side of lamp.

Figure 12 is the longitudinal section of the cap part of the ground side of lamp.

Figure 13 is the stereogram of the cap part of the ground side of lamp, be represent the 2nd parts fix before the figure of state.

Figure 14 is the stereogram of the lamp holder observed from case member side.

Figure 15 is the stereogram of the 1st parts of the lamp holder of ground side.

Figure 16 is the stereogram of the 2nd parts of the lamp holder of ground side.

Detailed description of the invention

<< embodiment >>

1. overall structure

Fig. 1 is the stereogram of the LED 1 representing embodiment.Figure 1A is figure LED 1 observed from its end side, Figure 1B is figure LED 1 observed from its another side.

Fig. 2 is the exploded perspective view of lamp.

In addition, in LED 1, if the end side of length direction is lamp holder 9 side, if another side is lamp holder 7 side.

LED 1 is main as shown in Figure 2, possess there is multiple semiconductor light-emitting elements in a column direction light source cell 3, the tubular be made up of translucent material of inside harvesting light source cell 3 case member 5 and be arranged on the lamp holder 7,9 of end of case member 5.

In the present embodiment, as semiconductor light-emitting elements, use LED here.In addition, lamp holder 7 as shown in Figure 1B, have for socket (socket) the powered terminal (hereinafter referred to as electrified terminal) 31,33 from ligthing paraphernalia side, lamp holder 9 has earthy terminal (hereinafter referred to as ground terminal) 35.

2. each portion structure

(1) light source cell 3

Fig. 3 is the stereogram of light source cell 3, and Fig. 4 is the exploded perspective view of light source cell 3.

Light source cell 3 as shown in Figures 3 and 4, the base station 11 of strip is equipped with multiple LED.

In the present embodiment, multiple LED is installed in the 1st interarea 11a (with reference to Fig. 3) of base station 11 to be arranged on the form (being set to LED module 15) of the so-called module (module) on the installation base plate 13 of strip (shorter than base station 11).

In addition; the light source cell 3 of embodiment, except LED module 15, base station 11, also possesses the radiator 17 of the rear side being disposed in base station 11, powered and make the circuit unit 19 of LED luminescence, the circuit cover 23 of protection circuit unit 19 and guarantee the insulating trip 25 etc. of radiator 17 and the insulating properties of base station 11 from lamp holder 7.

Light source cell 3 is inserted into case member 5, and the lamp holder 7,9 being installed in the two ends of case member 5 supports.

(a) LED module 15

The LED module 15 playing light source portion as shown in Figure 4, possesses the installation base plate 13 and multiple LED of being arranged on the 1st interarea 13a of this installation base plate 13 overlooked as rectangle.In the present embodiment, it is a column-shaped that multiple LED arranges, and the 1st interarea 13a of installation base plate 13 is provided with the sealing body 36 of the column-shaped of multiple LED together sealing.

Installation base plate 13 such as by metal material (according to the relation with wiring pattern, sometimes need insulation processing), resin material, ceramic material form, on the 1st interarea 13a, there is the wiring pattern (diagram is omitted) for multiple LED strip connection, in parallel or connection in series-parallel being connected and be used for the portion of terminal etc. that is electrically connected with circuit unit 19.

Here, portion of terminal is made up of the connector (female connector 37) engaged the connector (male connector) 72 be located on the one end of the Wiring cable 71 (with reference to Fig. 3) be electrically connected with circuit unit 19.In addition, portion of terminal also can not utilize connector (37) and be made up of conductive welding region, and is engaged (connection) with one end electricity of Wiring cable 71 by soldering etc.

LED is arranged on installation base plate 13 with the state of so-called chip.Be configured on the length direction of installation base plate 13 multiple LED (such as at equal intervals) spaced apart.LED also can install with multiple row shape, such as 2 column-shaped, and the number, arrangement etc. of LED suitably determine according to the brightness required LED 1 etc.

Sealing body 36 is such as made up of translucent materials such as silicone resins, prevents air, moisture to the intrusion of LED.Sealing body 36 has wavelength conversion function when needs convert the wavelength of the light sent from LED.Wavelength conversion function such as can be implemented by being mixed in translucent material by fluorophor particle equiwavelength coversion material.

Such as, when the illuminant colour of LED is blue light, the wavelength shifter blue light of LED being transformed to sodium yellow is used.Thus, LED module 15 penetrates by the blue light sent from LED and the white light obtained by the sodium yellow colour mixture after wavelength shifter wavelength conversion.

(b) base station 11

Base station 11 as shown in Figure 4, etc., is overlooked as elongated rectangle, and its total length is than radiator 17 and case member 5 length.That is, when light source cell 3 is stored in case member 5, the end of base station 11 is given prominence to from case member 5.

Base station 11 carries LED module 15 with the state that directly (part or all) contacts.In addition, temperature when LED is luminous if consider, then in order to heat when making LED module 15 luminous is conducted well to radiator 17 side efficiency, preferably form base station 11 by the heat conducting material of height.

The two ends of base station 11 are supported by lamp holder 7,9.Therefore, the rigidity of the non-deflecting degree of base station 11 under the state that carry base station 11 by lamp holder 7,9 is needed.

According to above-mentioned viewpoint, base station 11, such as by metal, is specifically made up of iron material.In addition, as long as can rigidity be guaranteed, then also can be made up of other materials, resin material, ceramic material, also can use other metal materials such as steel, aluminium.

Base station 11 is provided with the structure of a part for the length direction limiting mechanism of the position to radiator 17 limited length direction.The snap fastener that length direction limiting mechanism specifically engages mutually when base station 11 is configured in assigned position relative to radiator 17.Here, have recess 11b at the sidepiece of base station 11, radiator 17 has the snap-latch piece 17a engaged with this recess 11b on the position corresponding with recess 11b.In addition, snap fastener utilizes recessed-convex relation, recess can be located at base station 11 side, or also can be located at heat sink side.

One end 11g of base station 11 as shown in Figure 2, is provided with a part of structure for the fixed mechanism be fixed the attaching parts be connected with the ground terminal 35 of lamp holder 9.Here, attaching parts are L word parts 39, and fixed mechanism is screw 43, and the through hole 11c of screw 43 is located on base station 11.In addition, through hole 11c inserts by screw 43, screws togather with the screw hole of L word parts 39.

Two ends 11f, 11g of base station 11 are provided with the structure of a part for the limiting mechanism of the movement of restriction base station 11.Here, limiting mechanism uses inserted structure, and embedded hole 11d, 11e are formed in two ends 11f, 11g of base station 11.In addition, the details of this limiting mechanism is aftermentioned.

(c) radiator 17

Radiator 17 has the function of the heat heat radiation produced from LED when luminescence.That is, heat when LED is luminous is transmitted to radiator 17, from radiator 17 to the space heat elimination in case member 5 via LED module 15, base station 11.

Radiator 17, except above-mentioned heat sinking function, also has and LED module 15, base station 11, insulating trip 25 is installed and fix and they are carried out integrated function as light source cell together with radiator 17.

The shape of cross section of radiator 17 is, has the such shape of the jump expanded laterally forming the extension office extended along the vertical direction for a pair of " U " word.In other words, according to Fig. 4, the cross section of radiator 17 has the U-shaped portion 45 of " U " shape, the par 47,49 extended from upper end 45a, the 45b in U-shaped portion 45 to the foreign side (direction mutually left) of transverse direction (side) and the upright portion 51 uprightly arranged from the outer square end of par 47,49,53 such shapes, extends in the longitudinal direction with roughly the same cross sectional shape.

In cross section, base station 11 configures (mounting) on par 47,49 across insulating trip 25, and LED module 15 configures (mounting) on this base station 11.In addition, par 47,49 is present in the same face, to be loaded with level by base station 11 (LED module 15).

At least one party of upright portion 51,53, be that upright portion 53 is provided with the thickness direction limiting mechanism limited to the movement of thickness direction LED module 15 here.Here, thickness direction limiting mechanism is made up of outstanding to the upper surface of LED module 15 at spaced intervals in the longitudinal direction ledge 53a, 53b.This ledge 53a, 53b can by the actuating pressures (pushing) and obtaining partly from the outside of upright portion 53.

In addition, self-evident, thickness direction limiting mechanism also can be arranged at the upright portion 51,53 of both sides, also can be arranged at the upright portion 51 of the opposing party.In addition, number is also not limited to two in embodiment, also can arrange 1 in length direction central authorities, also can arrange more than 3 in the longitudinal direction.In addition, also can arrange respectively two upright portion 51,53.

Radiator 17 has a part for the structure to the length direction limiting mechanism that base station 11 limits to the movement of length direction.This length direction limiting mechanism is made up of a part for the length direction limiting mechanism between above-mentioned base station 11 and radiator 17.Length direction limiting mechanism such as uses snap fastener, here, is made up of the snap-latch piece 17a engaged with the recess 11b of base station 11.Specifically, snap-latch piece 17a is formed across U-shaped portion 45, par 49 and upright portion 53, cross par 49 by the extension from U-shaped portion 45 and the part arriving upright portion 53 be cut off after remainder form.In addition, substituting as snap-latch piece 17a, snap fastener also can be the such protuberance chimeric with recess 11b of above-mentioned extension 53a, 53b.

Radiator 17 is from the viewpoint of thermal diffusivity, and preferably the metal material such as such as aluminium, copper, steel, such as, be made up of iron material.In addition, when using metal material, can by making to bend and implement by the sheet material of thickness processed of punching press (press).In addition, from light-weighted viewpoint, such as ceramic material or resin material can also be used.

(d) circuit unit 19

Circuit unit 19 as shown in Figure 4, possesses circuit substrate 57 and the various electronic components 59 be arranged on this circuit substrate 57.

Here, the electric power supplied to lamp holder 7 is direct current power, powers via circuit unit 19 pairs of LED modules 15.Circuit unit 19 prevents reverse current to be imported into function in LED module 15 under having the situation (being supplied to the situation of the electric power of antipolarity) be such as by mistake arranged on by mistaking up and down at lamp 1 on ligthing paraphernalia.

Various electronic component 59 such as forms rectification circuit and smoothing circuit, such as, use diode bridge or smmothing capacitor etc.

Circuit unit 19 as shown in Figure 3, possess: connector (female connector) 67, engage with the connector (male connector) 65 of one end of Wiring cable 63, described Wiring cable 63 is connected with a pair electrified terminal 31,33 (with reference to Fig. 8) of lamp holder 7; Connector (female connector) 75, engage with the connector (male connector) 73 of the other end of Wiring cable 71, described Wiring cable 71 is connected with LED module 15.

Circuit unit 19 arranges adjacently with the other end of LED module 15 on the 1st interarea 11a of base station 11.Circuit unit 19 is covered by circuit cover 23 in this condition and is installed on radiator 17.

(e) circuit cover 23

Circuit unit 19 as described above, covers with protection circuit unit 19 by circuit cover 23.Circuit cover 23 as shown in Figure 4, has the protuberance 85 that (i.e. circuit unit 19 side) is outstanding downwards of par 77, the extension 79,81 stretched out from the end parallel with the length direction of LED 1 of par 77 and the inner side from par 77 downwards.

The front end of extension 79,81 bends to the inside, and when being installed on radiator 17 by circuit cover 23, the front end of extension 79,81 moves into the bottom side of radiator 17.Thus, prevent circuit cover 23 from coming off from radiator 17.

In addition, when being installed on radiator 17 by circuit cover 23, front end (i.e. the end of the circuit unit 19 side) side of protuberance 85 and the upper surface of circuit substrate 57 are close to (or abutting).Thus, the movement of protuberance 85 limiting circuit unit 19 on the thickness direction of circuit substrate 57.

Par 77 with the end of LED module 15 opposition side, be formed with the length direction limiting mechanism of limiting circuit cover 23 to the movement of LED module 15 side.This length direction limiting mechanism is made up of (with reference to Fig. 5) the convex edge 87 protruded to base station 11 side.When circuit cover 23 will move to LED module 15 side (i.e. the other end 11g side of base station 11), convex edge 87 abuts with the upright portion 51,53 of radiator 17.

(f) insulating trip 25

Insulating trip 25 is disposed between base station 11 and radiator 17.Base station 11 is connected with the ground terminal 35 of lamp holder 9, in addition, considers emissivity and is formed with metal material by radiator 17.Insulating trip 25 is used for guaranteeing base station 11 and the insulating properties of radiator 17, is made up of the sheet of insulating properties.

In addition, insulating trip 25 except insulation function, also have when with the interarea of LED module 15 for benchmark time, make the light that sends from LED module 15 to be provided with LED side and from LED module 15 away from the function of direction reflection.

As the sheet 25 with such function, such as, there are the resin sheets such as PET.In addition, when not needing the insulating properties guaranteeing base station 11, also can have the sheet of insulating properties to utilize reflection function to use.

(2) case member 5

Case member 5 as shown in Figures 1 and 2, in tubular, is made up of translucent material.Here, case member 5 is in the face shaping identical with the fluorescent tube (bulb) of straight tube fluorescent lamp.That is, case member 5 is circular in cross sectional shape and the cylindrical shape of direction (hereinafter referred to as " axis ") the upper section shape invariance extended at central shaft.As the translucent material used in case member 5, there are glass material and resin material etc.

In the present embodiment, though be not particularly limited, but also can implement the optical treatment such as light DIFFUSION TREATMENT and wavelength conversion process to the inner peripheral surface of case member 5, specifically, as light DIFFUSION TREATMENT, such as there is the coating of silica (silica) or Chinese white etc., as wavelength conversion process, have the coating etc. of wavelength conversion member.

(3) lamp holder

(a) power side

Fig. 5 is the stereogram of the longitudinal section of lamp holder 7 part of the power side of lamp 1, and Fig. 6 is the longitudinal section of lamp holder 7 part of the power side of lamp 1.Fig. 7 is the stereogram of the lamp holder 7 observed from case member 5 side.Fig. 8 is the stereogram of lamp holder 7 part of the power side of lamp 1, be represent the 2nd parts 113 fixing before the figure of state.Fig. 9 is the stereogram of the 1st parts 111 of the lamp holder 7 of power side, and Figure 10 is the stereogram of the 2nd parts 113 of the lamp holder 7 of power side.

Lamp holder 7 as shown in Figure 1, has cap body 91 and electrified terminal 31,33.Cap body 91 has bottom tube-like for what have a portion 101 and a bottom 103.In addition, in bottom 103, as shown in Figure 1B, electrified terminal 31,33 is provided with the state of stretching out.

Cylinder portion 101, as shown in Fig. 5, Fig. 6 and Fig. 9, has and intersects with the central shaft in cylinder portion 101, the inside of cap body 91 is divided into two-part partition wall 105.

The region of the opening 101a from partition wall 105 to cylinder portion 101 of cap body 91 as shown in Figures 5 and 6, engages with the periphery, end of case member 5 via bonding agent 107, from partition wall 105 to the end 11f of the area supporting base station 11 of bottom 103.In addition, the end 11f of base station 11 and through hole 109 of through partition wall 105 outstanding from case member 5 stretches out to side, bottom 103 (with reference to Fig. 8 and Fig. 9).

That is, in the inside of cap body 91 (lamp holder 7), become from partition wall 105 to the opening 101a in cylinder portion 101 abutment chamber being connected (joint) with case member 5, become the supporting room of supporting base station 11 from partition wall 105 to bottom 103.

Lamp holder 7 has cap body 91, and this cap body 91 comprises: the 1st parts 111 lacked with a part of continuous print part (this part is lack part) of above-mentioned bottom 103 in the part of bottom 103 and cylinder portion 101 and the 2nd parts 113 filled up by the lack part of the 1st parts 111.

More specifically, the 1st parts 111 have bottom tube-like relative to cap body 91, the half of the bottom 103 of cap body 917 and with this bottom 103 being positioned at than the excalation of partition wall 105 by side, bottom 103 of cylinder portion 101 of a half-connection.2nd parts 113 by a half-sum of bottom 103 and bottom this 103 the part in cylinder portion 101 of a half-connection form, the lack part of the 1st parts 111 is blocked.

In addition, the 1st parts 111 and the 2nd parts 113 as shown in Figures 2 and 6, fix (combination) by the screw 115 worked as fixed part.In addition, be used for the fixed part that the 1st parts 111 and the 2nd parts are fixed being not limited to screw, as long as can be fixed with the parts of the mutual motion of limiting part just passable.

Cap body 91 has the terminal mount 117 (with reference to Figure 1B) of a pair electrified terminal 31,33 installation in bottom 103.Terminal mount 117 as shown in FIG. 9 and 10, is made up of the 1st installation portion 119a, 119b of the 1st parts 111 and the 2nd installation portion 121a, 121b of the 2nd parts 113.

In addition, supporting room is also the junction chamber that there is connecting portion electrified terminal 31,33 and circuit unit 19 (i.e. LED side) are electrically connected via Wiring cable 63.

(a-1) the 1st parts 111

The abutment chamber of the 1st parts 111 as shown in FIG. 6 and 7, have stretch out with tubular from partition wall 105 along the inner peripheral surface of the end of case member 5 stretch out a portion 125.Thus, the end of case member 5 is inserted into and stretches out between a portion 125 and cylinder portion 101.Here, stretch out a portion 125 and there is continuous print structure in the circumferential, a part of stretching out front of stretching out a portion 125 has barbed portion 125a.Barbed portion 125a is used for allowing the thermal expansion come by the torrid zone of the LED module 15 when lighting.

In addition, as shown in Figure 7, by cylinder portion 101, stretch out a portion 125 and partition wall 105 across cylinder portion 101 and the part of stretching out a portion 125, be formed with the circular insertion groove 127 that the end for case member 5 is inserted.When being inserted in insertion groove 127 end of case member 5 under the state that the complete cycle of this insertion groove 127 is configured with bonding agent 107, case member 5 engages (engaging with state disconnected inside and outside case member 5) with airtight shape relative to lamp holder 7 (cap body 91).Therefore, it is possible to prevent from such as invading from the worm of the outside of case member 5.

Ratio partition wall 105 in cylinder portion 101, by the inner peripheral surface of the open side part cylinder portion of abutment chamber (also i.e.), as shown in Figure 7, is spaced apartly in the circumferential formed with multiple bar projection 133 extended on the direction parallel with the central shaft in cylinder portion 101.By this projection 133, cap body 111 and case member 5 easily can be configured in coaxially.

As shown in Figure 9, partition wall 105 is formed with the through hole 109 for making the end 11f of base station 11 stretch out from partition wall 105 to supporting side, room.Through hole 109 is rectangular corresponding to the cross sectional shape of base station 11.Specifically, the size of the length direction of the rectangle of through hole 109 corresponds to the width of the end 11f of base station 11, and the size of the short side direction of the rectangle of through hole 109 is larger than the thickness of the end 11f of base station 11.

Partition wall 105 is also formed with through hole 135 except above-mentioned through hole 109.This through hole 135 is larger than through hole 109, is used for this through hole 135 (Fig. 8) of Wiring cable 63 break-through be connected with lamp holder 7 by circuit unit 19.In addition, the more large easier break-through Wiring cable 63 of through hole 135, and more realize the lightweight of lamp holder 7, the less tolerance then for the damage (compression load) of lamp holder 7 is higher.

As can be seen from figures 8 and 9, bottom having half, 137 and half portion 139, half bottom 137 is roughly half of the bottom 103 of cap body 91 in the supporting room of the 1st parts 111, half portion 139 with should half bottom 137 one semicontinuous.Half portion 139 be formed protrude upward in the side orthogonal with base station 11 stretch out a portion 143.Stretching out the inner circumferential in a portion 143, be formed and the screw thread 145 being used for the screw (pin thread) 115 that the 1st parts 111 and the 2nd parts 113 are fixed to screw togather.That is, half portion 139 as can be seen from figures 8 and 9, has the female threaded portion 147 for the 1st parts 111 and the 2nd parts 113 being fixed.

Female threaded portion 147 intersects with the central shaft in cylinder portion 101 and is formed, and when from the end on observation in cylinder portion 101, is positioned at the substantial middle (with reference to Fig. 5) of the through hole 135 of Wiring cable 63.In this situation, the substantial middle of through hole 135 is blocked by female threaded portion 147.In addition, by making female threaded portion 147 be positioned at central authorities, can make to stretch out a portion 143 thicker, screw 115 can be firmly fixed.

The fore-end stretching out a portion 143 is the path part 143a that external diameter is less than base portion side part.That is, the fore-end stretching out a portion 143 is jump shape (with reference to Fig. 9).Be set as, when the 1st parts 111 and the 2nd parts 113 being combined, the interval of the diapire 167a of the flat 143b of the base segments of path part 143a and the recess 167 of the 2nd parts 113 is slightly larger than the thickness of the end 11f of base station 11.In addition, slightly large size here, the swell increment of the base station 11 come from the torrid zone that LED sends when being and being lighted by lamp.

The external diameter stretching out the minor diameter part 143a in a portion 143 as shown in Figure 8, consistent with the width (i.e. the size of the short side direction of base station) of the embedded hole 11d of the 11f side, end of base station 11 (chimeric degree consistent) or slightly little.Here, consider the thermal expansion of the base station 11 of lamp when lighting and set the external diameter of path part 143a.

In half bottom 137 of the 1st parts 111, as can be seen from figures 8 and 9, be formed with the 1st installation portion 119a, the 119b forming the terminal mount 117 installing electrified terminal 31,33.Here, as shown in Figure 8, the central authorities for the tabular at rectangle have crank (crank) shape of bend 31a, 33a to electrified terminal 31,33.In addition, the fore-end in the outside of the bottom 103 in electrified terminal 31,33 on direction orthogonal to the axial direction laterally (namely mutually leave towards) bending.

Retention groove 149a, 149b that 1st installation portion 119a, 119b has under the state orthogonal relative to bottom 103 to leading section from bend 31a, 33a of electrified terminal 31,33, keeps its periphery comprising bend 31a, 33a.Retention groove 149a, 149b are the grooves of the crank-like corresponding with bend 31a, 311a of electrified terminal 31,33.Retention groove 149a, 149b with installation direction when the 1st parts 111 being installed to the 2nd parts 113 for the degree of depth (direction).1st installation portion 119a, 119b is owing to having retention groove 149a, 149b, so thickness (i.e. the size of the axis in cylinder portion 101) is comparatively large, outstanding to the axis in cylinder portion 101 from half bottom 137.

In addition, under the state that electrified terminal 31,33 is inserted in retention groove 149a, 149b, as shown in Figure 8, the rear end (i.e. the end of the 2nd parts 113 side) of the direction of insertion of electrified terminal 31,33 consistent with the end face of the 2nd parts 113 side of the 1st installation portion 119a, 119b (or electrified terminal 31,33 enters in groove).

A pair the 1st installation portions 119a, 119b be arranged at half on the direction orthogonal with the depth direction of retention groove 149a, 149b, with separating predetermined distance bottom 137.Between a pair the 1st installation portions 119a, 119b, as shown in Figure 9, be formed with a part for snap fastener 153, engage with the 1st parts 111 to make the 2nd parts 113.Here, the fastener (173 of the 2nd parts 113 is formed; With reference to Figure 10) engaged part (155) that engages.Engaged part is made up of the higher leveled engaged male portion 155 of outer surface relative to half bottom 137.In addition, engaged part may not be protuberance but recess.

Between a pair the 1st installation portions 119a, 119b, the guide mechanism being formed when the 2nd parts 113 are installed to the 1st parts 111, the 2nd parts 113 are guided to the assigned position of the 1st parts 111.Specifically, guide mechanism is by extending on the installation direction of the 2nd parts 113 to the 1st parts 111 and making depth direction be that the guide channel 157 in the direction parallel with the axis in cylinder portion 101 is formed.

In the part of installation the 2nd parts 113 of the 1st parts 111, as shown in Figure 9, be formed with order difference part 161.Here order difference part 161 is jumps that inner side uprises.

(a-2) the 2nd parts 113

2nd parts 113 as shown in Figure 10, the lack part of the 1st parts 111 in cap body 91 is configured to cover, bottom having half, 163 and half portion 165, half bottom 163 is roughly half of the bottom 103 of cap body 91, half portion 165 with should half bottom 163 continuous.

In half portion 165, be formed with the recess 167 of the head 115a embedding screw 115 when fixing to the 1st parts 111.The degree of depth of recess 167 is degree that screw 115 is hidden, and in addition, is set as, makes the end 11f of base station 11 with the diapire of recess 167 and the face of this inner circumferential side abuts.Thus, when the 2nd parts 113 are installed on the 1st parts 111, the end 11f of base station 11 is clamped by the diapire 167a of the recess 167 of the flat 143b in a portion 143 of stretching out of the 1st parts 111 and the 2nd parts 113.

Half portion 165 has with the perisporium 167b forming recess 167 continuously and from inner peripheral surface towards the outstanding wall 169 that the central shaft in cylinder portion 101 is outstanding, and its leading section corresponds to the width of the end 11f of base station 11 and cave in (i.e. recess 169a).This recessed face is consistent with the inner surface of the diapire 167a of recess 167.Thus, the end 11f of base station 11 embeds the recess 169a of outstanding wall 169, and base station 11 is limited to the movement of width.In addition, if having recess 169a, then the path part 143a in a portion 143 of stretching out of the 1st parts 111 also can be less than the width of the embedded hole 11d of base station 11.

The end of the 1st parts 111 side of the diapire 167a of recess 167 is more stretched out to the 1st parts 111 side than the periphery (except the part of recess 167) in half portion 165, and this extension 167c stretches out laterally.That is, the inner surface of diapire 167a is smooth, but outer surface is outstanding in the side that extension 167c is contrary to the recessed direction with recess 167, and the thickness at this part place is thickening.When being fixed to the 1st parts 111 by the 2nd parts 113, extension 167c is inserted in the through hole 109 of the partition wall 105 of the 1st parts 111, and under the state that both are fixed, extension 167c locking maybe can be locked to the side face of through hole 109.Thus, even if screw 115 comes off because of certain reason, extension 167c is also locked to the side face forming through hole 109, can prevent falling of the 1st parts 111 of the 2nd parts 113.

Half bottom 163 has the 2nd installation portion 121a, the 121b forming terminal mount 117 with a pair the 1st installation portions 119a, 119b of the 1st parts 111.2nd installation portion 121a, 121b has capping retention groove 149a, the 149b of the 1st installation portion 119a, 119b blocked.Thereby, it is possible to prevent from being inserted in coming off of the electrified terminal 31,33 in retention groove 149a, 149b, and limit the movement of electrified terminal 31,33 to the depth direction of retention groove 149a, 149b.

2nd installation portion 121a, 121b is as shown in Figure 1B, outstanding slightly to the axial foreign side in cylinder portion 101 from half bottom 163, when the 2nd parts 113 are installed on the 1st parts 111, coplanar with the outer surface of the 1st installation portion 119a, 119b of the 1st parts 111.Thus, the design for aesthetic of the periphery of the electrified terminal 31,33 of lamp holder 7 improves.

Between a pair the 2nd installation portions 121a, 121b, be formed with the holding section (173) engaged with the engaged part (155) between a pair the 1st installation portions 119a, 119b being located at the 1st parts 111.Specifically, fastener (173) is stretched out by 137 sides, half bottom to the 1st parts 111, it stretches out leading section 173a engagement pawl outstanding to the inside 173 and form.In addition, stretch out leading section 173a to engage with the engaged part i.e. engaged male portion 155 of the 1st parts 111.

At the back side of holding section (173), be formed with a part for the structure of the guide mechanism guided to the assigned position of the 1st parts 111 by the 2nd parts 113 when being installed to the 1st parts 111 by the 2nd parts 113.Specifically, a part for the structure of guide mechanism is made up of the projecting strip part 175 of the guide channel 157 embedding the 1st parts 111.

In the part of installation the 1st parts 111 of the 2nd parts 113, as shown in Figure 10, the inverse order difference part 177 overlapped with the order difference part 161 of the 1st parts 111 is formed.Here, inverse order difference part 177 is order difference parts that outside uprises.In addition, when the 1st parts 111 and the 2nd parts 113 being combined, the inverse order difference part 177 of the 2nd parts 113 is positioned at the outside of the order difference part 161 of the 1st parts 111.The outside of inverse order difference part 177 here, inner side refer to the relation between the order difference part 161 of the 1st parts 111, and when the order difference part of the 1st parts is in outside, the inverse order difference part of the 2nd parts is present in inner side.

In half portion 165 of the 2nd parts 113, multiple being axially formed at spaced intervals of cylinder portion 101, be formed with two here and abut projections 179, it is outstanding to abut the mode that projection 179 abuts with the inner peripheral surface in half portion 139 with the 1st parts 111.The order difference part 161 of the 1st parts 111 enters between this abutting projection 179 and inverse order difference part 177.Thus, when being installed to the 1st parts 111 by the 2nd parts 113, the 2nd parts 113 can be made relatively to slide with stable posture relative to the 1st parts 111.

(b) ground side

Figure 11 is the stereogram of the longitudinal section of lamp holder 9 part of the ground side of lamp 1, and Figure 12 is the longitudinal section of lamp holder 9 part of the ground side of lamp 1.Figure 13 is the stereogram of lamp holder 9 part of the ground side of lamp 1, be represent the 2nd parts 213 fixing before the figure of state.Figure 14 is the stereogram of the lamp holder 9 observed from case member 5 side.Figure 15 is the stereogram of the 1st parts 211 of the lamp holder 9 of ground side, and Figure 16 is the stereogram of the 2nd parts 213 of the lamp holder 9 of ground side.

Lamp holder 9 as shown in Figure 1, has cap body 93 and ground terminal 35.Cap body 93 has bottom tube-like for what have a portion 201 and a bottom 203.In addition, in bottom 203, as shown in FIG. 11 and 12, ground terminal 35 is provided with the state of stretching out.

Cylinder portion 201, as shown in Figure 11 to Figure 15, has and intersects with the central shaft in cylinder portion 201, the inside of cap body 93 is divided into two-part partition wall 205.

The region of the opening 201a from partition wall 205 to cylinder portion 201 of cap body 93 as shown in FIG. 11 and 12, engages with the periphery, end of case member 5 via bonding agent 207, from partition wall 205 to the end 11g of the area supporting base station 11 of bottom 203.In addition, as shown in figure 13, and through hole 209 of through partition wall 205 outstanding from case member 5 stretches out to side, bottom 203 the end 11g of base station 11.

That is, in the inside of cap body 93 (lamp holder 9), become from partition wall 205 to the opening 101a in cylinder portion 201 abutment chamber being connected (joint) with case member 5, become the supporting room of supporting base station 11 from partition wall 205 to bottom 203.

Lamp holder 9 has cap body 93, and this cap body 93 comprises: the 1st parts 211 (with reference to Figure 15) lacked with a part of continuous print part (this part is lack part) of bottom 203 in the part of bottom 203 and cylinder portion 201 and the 2nd parts 213 (with reference to Figure 16) filled up by the lack part of the 1st parts 211.

More specifically, the 1st parts 211 have bottom tube-like relative to cap body 93, a half-sum of the bottom 203 of cap body 93 with this bottom 203 being positioned at than the excalation of partition wall 205 by side, bottom 203 of cylinder portion 201 of a half-connection.2nd parts 213 by a half-sum of bottom 203 and bottom this 203 the part in cylinder portion 201 of a half-connection form, the lack part of the 1st parts 211 is blocked.In addition, the 1st parts 211 and the 2nd parts 213 as shown in FIG. 11 and 12, are fixed by screw 215.

Cap body 93 has the ground terminal installation portion 217 installing ground terminal 35 in bottom 203.Ground terminal installation portion 217 is made up of the 1st installation portion 219 (with reference to Figure 15) of the 1st parts 211 and the 2nd installation portion 221 (with reference to Figure 16) of the 2nd parts 213.

(b-1) the 1st parts 211

The abutment chamber of the 1st parts 211 is main as shown in figure 14, have stretch out with tubular from partition wall 205 along the inner peripheral surface of the end of case member 5 stretch out a portion 225.Thus, the end of case member 5 is inserted into and stretches out between a portion 225 and cylinder portion 201.Here, stretch out a portion 225 and there is continuous print structure in the circumferential, at a part of place of stretching out front of stretching out a portion 225, there is barbed portion 225a, 225b.Barbed portion 225a, 225b are used for allowing the thermal expansion come by the torrid zone of the LED module 15 when lighting.

In addition, by cylinder portion 201, stretch out a portion 225 and partition wall 205 across cylinder portion 201 and the part of stretching out a portion 225, form the circular insertion groove 227 that the end for case member 5 is inserted.When being inserted in insertion groove 227 end of case member 5 under the state being configured with bonding agent 207 (with reference to Figure 11) throughout the complete cycle of this insertion groove 227, case member 5 engages (with state joint disconnected inside and outside case member 5) with airtight shape relative to lamp holder 9 (cap body 93).Therefore, it is possible to prevent from such as invading from the worm of the outside of case member 5.

Ratio partition wall 205 in cylinder portion 201, by the inner peripheral surface of open side part (being also the cylinder portion of abutment chamber), as shown in figure 14, is formed with multiple bar projection 233 extended on the direction parallel with the central shaft in cylinder portion 201 in the circumferential at spaced intervals.By this projection 233, the intensity in cylinder portion 201 improves, and the wall thickness in a portion 201 can be made thinning.

As shown in figure 13, partition wall 205 is formed with the through hole 209 for making the end 11g of base station 11 stretch out from partition wall 205 to supporting side, room.The width of through hole 209 corresponds to the width of the end 11g of base station 11.Thus, the movement being inserted in width (horizontal stroke) direction of the end 11g of the base station 11 in through hole 209 is limited.

The size of through hole 209 allows its size of passing under the state that attaching parts (L word parts 39) and ground terminal 35 are installed on the end 11g of base station 11.

As shown in figure 15, bottom having half, 237 and half portion 239, half bottom 237 is roughly half of the bottom 203 of cap body 939 in the supporting room of the 1st parts 211, half portion 239 with should half bottom 137 one semicontinuous.As shown in figure 15, half portion 239 be formed protrude upward in the side orthogonal with base station 11 stretch out a portion 243.Stretching out the inner circumferential in a portion 243, be formed and screw (pin thread, with reference to Figure 11) 215 screw threads screwed togather 245 being used for the 2nd parts 213 to fix to the 1st parts 211.That is, half portion 239 have for by the 2nd parts 213 to the fixing female threaded portion 246 of the 1st parts 211.

Female threaded portion 246 is formed as intersecting with the central shaft in cylinder portion 201, when from the end on observation in cylinder portion 201, not overlapping with through hole 209 (with reference to Figure 15).That is, under the state of end 11g being installed in base station 11 at L word parts 39 and ground terminal 35, do not hinder in through hole 209 through (with reference to Figure 13).

As shown in figure 15, half portion 239 of the supporting room of the 1st parts 211 has a pair erected wall 251,253 in the mode clipping through hole 209.Erected wall 251,253 is same with stretching out a portion 243, protrudes upward in the side orthogonal with base station 11.Erected wall 251,253 as shown in figure 13, the side bearing (from this viewpoint, erected wall is alternatively abutment wall) that the end 11g that have passed through the base station 11 of through hole 209 is existed from half portion 239.Therefore, the interval of a pair erected wall 251,253 is configured less than the end 11g of base station 11.

In addition, passing of L word parts 39 etc. is not hindered under being interposed between the state that L word parts 39 and ground terminal 35 be installed in the end 11g of base station 11 between a pair erected wall 251,253.In addition, a pair erected wall 251,253 also has reinforcement, i.e. raising lamp holder 9 (cap body 93) of partition wall 205 for the function of the tolerance damaged.

In half bottom 237 of the 1st parts 211, as shown in figure 15, be formed with the 1st installation portion 219 forming the ground terminal installation portion 217 installing ground terminal 35.Here, ground terminal 35 is as shown in Figure 1 in bar-shaped.In addition, ground terminal 35 as shown in figure 13, there is the convex edge 35a radially given prominence in the substantial middle of axis, the fore-end in outside being positioned at bottom 203 (be namely separated from each other towards) outstanding (being Long Circle when being observed from the bearing of trend of ground terminal by the fore-end of ground terminal 35) laterally on direction orthogonal to the axial direction.

The retaining hole 249 that the end face (being upper surface in fig .15) that 1st installation portion 219 has the ledge 248 given prominence to vertically from the inner surface of half bottom 237 and the direction orthogonal to the axial direction at ledge 248 is formed.

The face not forming retaining hole 249 of ledge 248 enters more to the inside (step-down) compared with the end face of half bottom 237.

Retaining hole 249 keeps its periphery comprising convex edge 35a under the state orthogonal relative to half bottom 237 from the convex edge 35a of ground terminal 35 to leading section.Retaining hole 249 has the size (degree of depth) that a part (below half) of the convex edge 35a of ground terminal 35 is embedded.In addition, retaining hole 249 is formed in the ledge 248 comprising bottom half 237.

In the part of installation the 2nd parts 213 of the 1st parts 211, as shown in figure 15, be formed with order difference part 261.Here order difference part 261 is jumps that inner side uprises.

(b-2) the 2nd parts 213

2nd parts 213 as shown in figure 16, the part being configured to the 1st parts 211 in cap body 93 to lack covers, bottom having half, 263 and half portion 265, half bottom 263 is roughly half of the bottom 203 of cap body 93, half portion 265 with should half bottom 263 continuous.

Half portion 265 is formed with the recess 267 making the head of screw 215 (with reference to Figure 12) chimeric when fixing to the 1st parts 211.The degree of depth of recess 267 is the degree hidden by screw 215.At the inner surface of the diapire 267a of recess 267, be formed protrude upward in the side orthogonal with base station 11 stretch out a portion 269.The inside of stretching out a portion 269 is communicated with recess 267, and screw 215 is inserted therein.

Stretching out a portion 269 to be formed in the mode of intersecting with the central shaft in cylinder portion 201, when observing the state being combined with the 1st parts 211 and the 2nd parts 213 from the axis in cylinder portion 201, being positioned at the substantial middle of the through hole 209 of the 1st parts 211.That is, the substantial middle of through hole 209 is extended a portion 269 and blocks.Thus, even if such as case member 5 damages because of certain reason, will will point insertion in lamp holder 9 from outside, also this insertion can be prevented.

The inner surface of the diapire 267a of recess 267 and abutting with the face of bearing-surface opposition side in the end 11g of the base station 11 supported by a pair erected wall 251,253 of the 1st parts 213.Thus, in the inside of lamp holder 9, the end 11g of base station 11 is limited to the movement of thickness direction.

In addition, under the state being combined with the 1st parts 211 and the 2nd parts 213, as shown in figure 12, the embedded hole 11e of a portion 269 through the end 11g of base station 11 is stretched out.

Half bottom 263 has the 2nd installation portion 221 forming ground terminal installation portion 217 with the 1st installation portion 219 of the 1st parts 211.2nd installation portion 221 has from the inner surface of half bottom 263 ledge 271 outstanding to 237 sides, half bottom of the 1st parts 211 and the retaining hole 273 being formed at ledge 271.

(uprising) is given prominence to more laterally in the face being formed with retaining hole 273 of ledge 271 compared with the end face (upper surface) of half bottom 263.Thus, the ledge 248 of the 1st installation portion 219 abuts with the ledge 271 of the 2nd installation portion 221 (or close with the degree abutted).Thereby, it is possible to prevent coming off of ground terminal 35.

Retaining hole 273 keeps its periphery comprising convex edge 35a under the state orthogonal relative to half bottom 263 from the convex edge 35a of ground terminal 35 to leading section.Retaining hole 273 has the size (degree of depth) of the embedding over half of the convex edge 35a making ground terminal 35.In addition, retaining hole 273 is formed in the ledge 271 comprising bottom half 263.

Ground terminal 35 as shown in figure 13, is the rectangular portion 35b in cross section rectangle from convex edge 35a to one end (being namely positioned at the end of the side, inside of lamp holder 9).In retaining hole 273, the part embedded by the rectangular portion 35b of ground terminal 35 is also with rectangular-shaped recessed (in figure 16, the part shown in label " 273a ").Thus, the rotation of ground terminal 35 is limited.

The part relative with stretching out a portion 269 of ledge 271 has: stretch out region 271b, 271c with the flat site 271a of the orthogonality of center shaft in the cylinder portion 201 of the 1st parts 211 with from the two ends of flat site 271a for a pair to what stretch out that side, a portion 269 stretches out.

Stretch out region 271b, 271c for a pair to be parallel to each other, extend along the direction of stretching out of stretching out a portion 269.The interval of stretching out region 271b, 271c for a pair is consistent with the width of the L word parts 39 being provided with ground terminal 35.Thus, the movement of the width of L word parts 39 is limited.

The overhang of the axis of ledge 271 to abut with the face of stretching out direction of stretching out a portion 269 that is parallel to of L word parts 39 or with the close degree of the degree abutted.Thus, the movement to lamp holder 9 side on the length direction of base station 11 is limited.

In the part of installation the 1st parts 211 of the 2nd parts 213, as shown in figure 16, the inverse order difference part 277 overlapped with the order difference part 261 of the 1st parts 211 is formed.Here, inverse order difference part 277 is order difference parts that outside uprises.In addition, when the 1st parts 211 and the 2nd parts 213 being combined, the inverse order difference part 277 of the 2nd parts 213 is positioned at the outside of the order difference part 261 of the 1st parts 211.The outside of inverse order difference part 277 here, inner side refer to the relation between the order difference part 261 of the 1st parts 211, and when the order difference part of the 1st parts is in outside, it is just passable that the inverse order difference part of the 2nd parts is present in inner side.

In half bottom 263 and half portion 265 of the 2nd parts 213, be formed multiple, be 6 here and abut projections 279, abutting projection 279 is outstanding abuts with the inner peripheral surface in half portion 239 with the 1st parts 211 for this.The order difference part 261 of the 1st parts 211 enters between this abutting projection 279 and inverse order difference part 277.Thus, when being installed to the 1st parts 211 by the 2nd parts 213, the 2nd parts 213 can be made relatively to slide with stable posture relative to the 1st parts 211.

In addition, abut projection 279 to have along with the ora terminalis from half portion 265 leaves and to stretching out the close inclined plane 279a in a portion 269.Thus, function is played as guiding part when being installed to the 1st parts 211 by the 2nd parts 213.

3. assemble

(1) light source cell 3

Use Fig. 4 that the assembling of light source cell 3 is described.

Light source cell 3 comprises: preparatory process, the parts of composition of preparation light source cell 3; Mounting operation, loads each parts in the mode that radiator 17, insulating trip 25, base station 11, LED module 15, circuit unit 19 is overlapping successively; Cable connects operation, connecting wiring cable 63,71; Cover installation procedure, is installed on radiator 17 by circuit cover 23.

(a) preparatory process

In preparatory process, prepare radiator 17, insulating trip 25, base station 11, LED module 15, circuit unit 19, Wiring cable (diagram omit)), circuit cover 23.Preparation mentioned here such as comprises: carry out the operation of the parts from the die-cut radiator 17 of sheet material, the parts punching press punched out formed the operation etc. of radiator 17, move into established radiator 17 etc.

(b) mounting operation

In mounting operation, each parts prepared in preparatory process can be overlapped with the order of radiator 17, insulating trip 25, base station 11, LED module 15, circuit unit 19, the order of this configuration is not particularly limited.

Such as, can insulating trip 25 be configured on radiator 17, configured insulating trip 25 configures base station 11, configured base station 11 configures LED module 15 and circuit unit 19.

Or, also can LED module 15 and circuit unit 19 be configured on base station 11, be configured on radiator 17 by insulating trip 25 dividually with them, then on the insulating trip 25 be disposed on radiator 17, mounting is configured with the base station 11 of LED module 15 and circuit unit 19.

C () connects operation

Connect in operation, there is the 1st operation that LED module 15 and circuit unit 19 is connected with Wiring cable 71 and the Wiring cable 63 of connecting circuit unit 19 and lamp holder 7 (electrified terminal 31,33) is connected to the 2nd operation of circuit unit 19.

In the 1st operation, the male connector 72 being located at one end of Wiring cable 71 is installed to the female connector 37 of LED module 15, the male connector 73 being located at the other end of Wiring cable 71 is connected to the female connector 75 of circuit unit 19.

In the 2nd operation, utilize the Wiring cable 63 at one end with male connector 65, this male connector 65 is connected to the female connector 67 of circuit unit 19.

In addition, this connection operation also can be carried out before above-mentioned mounting operation or in operation.Such as, the electrical connection (the 1st operation) of LED module 15 and circuit unit 19 can be carried out before being configured on base station 11 by LED module 15 and circuit unit 19, also can after LED module 15 and circuit unit 19 be placed on base station 11, LED module 15 is connected with circuit unit 19, in this condition base station 11 is configured to radiator 17 side.

(d) cover installation procedure

Circuit cover 23 as described above, is the U-shaped of bottom flat, and is the shape that its front end bends to the inside.Therefore, in cover installation procedure, by one end contraposition of the other end of radiator 17 and circuit cover 23, make circuit cover 23 pairs of radiator 17 relative slidings.

(2) LED 1

Assembling to LED 1 is carried out through unit insertion operation and installation procedure, unit inserts operation and is inserted in case member 5 by light source cell 3, cap body 91,93 is engaged by bonding agent 107,207 with case member 5 by installation procedure, and installs light source cell 3 (base station 11) to lamp holder 7,9.

A () unit inserts operation

Insert in operation at unit, the light source cell 3 be assembled into internally is inserted from the end of case member 5.

B (), in installation procedure, as shown in Fig. 7, Figure 14, has: bonding agent arrangement step, in the insertion groove 127,227 of the 1st parts 111,211 of cap body 91,93, arrange bonding agent 107,207; Operation is stretched out in end, while the insertion groove 127,227 of the end of case member 5 to the 1st parts 111,211 is inserted, while end 11f, 11g of base station 11 are inserted (that is, making end 11f, 11g stretch out from this through hole 109,209) to the through hole 109,209 on the partition wall 105,205 being formed in the 1st parts 111,211; Connect operation, electrified terminal 31,33 is connected with Wiring cable 63; 2nd parts 113,213 are fixed the 1st parts 111,211 by screw 115,215 by fixed work order.

Now, owing to being provided with partition wall 105,205 in the inside of cap body 91,93, so easily locate case member 5.In addition, when the 1st parts the 111,211 and the 2nd parts 113,213 are fixing with screw 115,215, stress when being tightened by screw 115,215 transmits to the end of case member 5, likely cracks.

But, by arranging the position that screw is fixed and the position fixed by case member 5 as the utility model respectively, while precision carries out the location of case member 5 well, excessive stress can not applied to case member 5 and be fixed to cap body 91,93.Therefore, it is possible to do not make the end of case member 5 crack lamp holder 7,9 is fixed to the end of case member 5.

Except above-mentioned operation, the operation of also carrying out the operation of being drawn from the through hole 135 of the Wiring cable of partition wall 105 by the Wiring cable 63 be connected on circuit unit 19 and electrified terminal 31,33 being inserted to retention groove 149a, the 149b of the 1st installation portion 119a, 119b.These operations are carried out just passable before stretching out operation to fixed work order from end, and the extraction of such as Wiring cable 63 can be stretched out in operation in end and be carried out, and electrified terminal 31,33 can carry out to the insertion of retention groove 149a, 149b after connection operation.

(b-1) bonding agent arrangement step

In bonding agent arrangement step, placement of adhesives 107,207 in the insertion groove 127,227 of cap body 91,93.Therefore, it is possible to easily carry out the configuration of bonding agent 107,207.In addition, the configuration of bonding agent 107,207 is as easily can carried out by the distributor (dispenser) that can be inserted into the size in insertion groove 127,227.

(b-2) operation is stretched out in end

Insertion groove 127,227 by cylinder portion 101,201, partition wall 105,205 and stretch out a portion 125,225 and form.Therefore, as long as the end of case member 5 is inserted in a portion 101,201, then by the inner peripheral surface in cylinder portion 101,201 and the outer peripheral face that stretches out a portion 125,225, the inboard of the end of case member 5 to insertion groove 127,227 is guided afterwards.

Now, by end 11f, 11g of base station 11 to being positioned at the through hole 109,209 be formed on partition wall 105,205, by the front end of Wiring cable 63 to the through hole 135 being positioned at cable, cap body 91,93 is moved to case member 5 side.

Through hole 109,209 corresponds to the width of end 11f, 11g of base station 11 due to its width, as long as so be inserted in through hole 109,209 by end 11f, 11g of base station 11, end 11f, 11g of base station 11 just stretch out from through hole 109,209.

Further, in cap body 91 side, when the end arrival of base station 11 is stretched out near a portion 143, base station 11 is lifted, the front end of stretching out a portion 143 is entrenched in the embedded hole 11d of the end 11f of base station 11.Then, cap body 91,93 is carried out length adjustment relative to case member 5 and base station 11.

(b-3) operation is connected

In this operation, the electrified terminal 31,33 such as connected from the front end of the Wiring cable 63 of through hole 135 derivation inserts to retention groove 149a, the 149b of the 1st installation portion 119a, 119b.

Like this, in electrical connection, be the 1st parts 111 and this two-part type of the 2nd parts 113 owing to making lamp holder 7 (cap body 91), and the 1st parts 111 have lack part at a part of place of bottom side, so this lack part can be utilized, easily carry out the electrical connection of electrified terminal 31,33 (being also terminal mount) and Wiring cable 63.

Now, if make bonding agent 107,207 bonding with case member 5 for the 1st parts 111,211 harden, then do not need the 1st parts 111,211 to keep with the state of locating relative to case member 5, operator can be absorbed in the electrical connection of electrified terminal 31,33 and Wiring cable 63.

(b-4) fixed work order

In fixed work order, the 2nd parts 113,213 are fixed the 1st parts 111,211 by screw 115,215.Fixed by this, on the direction making the 2nd parts 113,213 cover the 1st parts 111,211, clamped end 11f, 11g of base station 11 by the 1st parts the 111,211 and the 2nd parts 113,213.

Thus, end 11f, 11g of base station 11 are by the through hole 109,209 of the partition wall 105,205 of the 1st parts 111,211 restriction left and right directions, and the portion 143 of stretching out of the 1st parts 111 is fitted in the embedded hole 11d of the end 11f of base station 11 thus the axis of case member 5 is limited.Like this, by the restriction on the direction orthogonal with the axis of case member 5 fixedly brought by above-mentioned 1st parts the 111,113 and the 2nd parts 211,213, base station 11 (light source cell 3) is supported on lamp holder 7,9.

<< variation >>

Above, describe structure of the present utility model based on embodiment, but the utility model is not limited to above-mentioned embodiment.In addition, the material described in above-mentioned embodiment, numerical value etc. merely illustrate preference, are not limited thereto.And then, in the scope not departing from technological thought scope of the present utility model, suitably can be changed the structure of LED and lighting device.

1. light source cell

(1) structure

The light source cell 3 of embodiment possesses LED module 15, base station 11, insulating trip 25, radiator 17, circuit unit 19, circuit cover 23.

But, as long as the semiconductor light-emitting elements (such as LED) that light source cell possesses as light source is just passable, do not need to possess the whole of said structure.But, consider the operability of assembling procedure of lamp, the supporting (fixing) etc. of semiconductor light-emitting elements, preferably possess base station.

(2) semiconductor light-emitting elements

In embodiments, adopt the so-called module group type that will be arranged on as the LED of semiconductor light-emitting elements on installation base plate, but also can be such as make base station play function as installation base plate, semiconductor light-emitting elements is installed to form such on this base station.

In embodiments, semiconductor light-emitting elements uses LED, but also can use semiconductor Laser device or organic EL element etc.

(3) LED module

In embodiments, LED module 15 is 1, but such as also can make multiple LED module installation (mounting) to the structure on base station.In the case, as long as multiple LED module possesses for by just passable for the splicing ear of adjacent LED module electrical connection, as splicing ear, connector or conductive welding region (comprising soldering) etc. is had.

In addition, the configuration of semiconductor light-emitting elements is not limited to a column-shaped, also can be multiple row, also can adopt the semiconductor light-emitting elements group be arranged on the position being equivalent to polygonal each limit, these semiconductor light-emitting elements group is such as configured multiple with 1 row or multiple row.

(4) radiator

Possess radiator 17 in the present embodiment, even if but semiconductor light-emitting elements generate heat when luminescence, power that is few in the number of semiconductor light-emitting elements or that drop into semiconductor light-emitting elements is low and do not need cooling measure, do not need to possess radiator yet.

But in embodiments, radiator 17 also has the function keeping LED module 15, base station 11 etc., both the radiator former state in embodiment can have been equipped as holding member, and also can keep LED module and base station with other mechanisms or parts.

(5) base station

In embodiments, base station 11 is formed with metal material.But, also base station can be consisted of other materials, such as pottery or resin material.When resin material, when rigidity is not enough, fiber-reinforced resin material etc. can be used.In this situation, do not need the insulation measures such as insulating trip.

(6) insulating trip

Use insulating trip 25 in embodiments, but also can implement insulation processing with additive method to base station, such as, implement insulation processing by the coating etc. of insulating materials as described above.But in embodiments, insulating trip 25 has the light that makes to send from LED to the function of shadow surface lateral reflection, both the insulating trip former state in embodiment can be equipped as reflection part, and also can make to reflect from the light of LED with other mechanisms or parts.

(7) circuit unit

There is circuit unit 19 in embodiments, but such as whole supply units is being equipped in ligthing paraphernalia side and in the lamp that supply lines and LED module are directly connected, is not needing circuit unit.In this situation, also need and from ligthing paraphernalia supply lines between splicing ear, and need the electrical connection of this splicing ear and semiconductor light-emitting elements.

In addition, certainly circuit cover 23 is not needed when not possessing circuit unit.In addition, when possessing circuit unit 19, considering the operability of the light source cell 3 when assembling, preferably possessing the circuit cover 23 also having and circuit unit 19 is fixed to the function of base station 11.

In addition, in the use as common lamp, because circuit unit is stored in case member, so the finger etc. of people can not be touched, but when case member damages, situation about contacting with circuit unit from the finger of the partial insertion damaged may be had, so preferably have circuit cover.

2. case member

In embodiments, cylindrically, but its cross sectional shape is not limited to circle to case member 5, such as, also can be the polygons such as ellipse, Long Circle, quadrangle.

In addition, in embodiments, case member is made up of glass material, but also can be made up of other translucent materials.As other materials, there is resin material, such as polycarbonate resin etc.

3. lamp holder

(1) electrified terminal

In embodiments, the lamp holder 7 of a side has two electrified terminals 31,33, but is not limited to this form.

Also can be such as that the lamp holder installed at the two ends of case member has 1 electrified terminal respectively.In this situation, the lamp holder structure separately at two ends is identical, can reduce the cost of lamp holder part, improves the efficiency of assembling operation.

The shape of electrified terminal, structure are not limited to the shape, the structure that illustrate in embodiments.Such as, electrified terminal also can be made to be pin-type, such as, also can be the structure in the bottom of lamp holder by pin insert part forming.In this situation, due to lamp holder the 1st parts and the 2nd parts are formed, so easily can carry out the electrical connection of electrified terminal and semiconductor light-emitting elements side.

(2) lack part

In embodiments, the lack part of the 1st parts 111,211 be the bottom 103,203 of the cap body 91,93 having bottom tube-like half part (137,237) and with this bottom half part (137,237) continuous print cylinder portion part (139,239), but the lack part of the 1st parts is not limited thereto.

Such as, when electrified terminal stretches out from bottom, also only can lack the part with the cylinder portion of bottom adjacent side.Or, when electrified terminal be located at the cylinder portion of lamp holder and part close to bottom, bottom can be lacked at least partially.In above-mentioned any one structure, the electrical connection of electrified terminal and semiconductor light-emitting elements side can both be carried out from the part of disappearance.

That is, as long as lack part is present in the bottom side that is positioned at cap body and can to carry out the position of the electrical connection of electrified terminal and semiconductor light-emitting elements side just passable, its position and size are not particularly limited.

(3) partition wall

In embodiments, in the cylinder portion 101,201 of the 1st parts 111,211, there is partition wall 105,205, as long as but the region engaged with case member in cylinder portion can be distinguished, then not necessarily need partition wall.Such as, by arranging the restriction protuberance limited to the insertion in cylinder portion case member in cylinder portion, can not partition wall be set.

(4) the 2nd parts

In embodiments, cap body 91,93 is made up of the 1st parts the 111,211 and the 2nd parts 113,213.That is, the 2nd parts 113,213 are 1, but such as also can be filled up by the lack part of the 1st parts by multiple 2nd parts.

(5) the 1st parts and the 2nd parts fixing

In embodiments, the 1st parts the 111,211 and the 2nd parts 113,213 screw 115,215 is fixed, but also can fix (combination) with additive method.As additive method, there are snap fastener, bonding agency, their combination etc.When using such fixed mechanism, also chimeric with the through hole of the end of base station by stretching out a portion 143,269 to the 1st parts the 111,211, the 2nd parts 113,213 setting, also can carry out the location etc. of base station.

In addition, in embodiments, the fixed-direction of the 1st parts the 111,211 and the 2nd parts 113,213 is directions orthogonal with the interarea of base station 11, but also can be other directions.

Industrial applicibility

Lamp of the present utility model such as can the lamp of the instead fluorescent lamp of straight tube-like suitably use.

Description of reference numerals

1 LED

3 light source cells

5 case members

7 lamp holders

11 base stations

31,33 electrified terminals

91 cap body

101 portions

Bottom 103

105 partition walls

107 bonding agents

109 through holes

111 the 1st parts

113 the 2nd parts

115 screws

125 stretch out a portion

143 stretch out a portion

Claims (7)

1. a lamp, possesses:

Light source portion, installation base plate is provided with multiple semiconductor light-emitting elements and forms;

The case member of tubular, is made up of translucent material, and accommodates above-mentioned light source portion;

Lamp holder, is located at an end of above-mentioned case member with the state covered by least one end opening of above-mentioned case member;

The feature of this lamp is,

Above-mentioned lamp holder has the cap body of bottom tube-like and is arranged on the terminal of bottom of above-mentioned cap body;

Above-mentioned cap body is made up of the 1st parts and the 2nd parts, 1st parts are retained in the cylinder portion that the end for above-mentioned case member is inserted and the parts lacked by the part of bottom side than above-mentioned cylinder portion, and the 2nd parts are the parts filled up by the lack part of above-mentioned 1st parts;

Above-mentioned 2nd parts be fixed to by fixed part above-mentioned 1st parts at the fixed part arranged by the residual fraction place that bottom side remains than above-mentioned cylinder portion, thus with above-mentioned 1st component combination.

2. lamp as claimed in claim 1, is characterized in that,

Above-mentioned 1st parts have partition wall and stretch out a portion, and this partition wall and the axis in above-mentioned cylinder portion are intersected and will be divided into two parts in above-mentioned cap body, and this stretches out a portion and stretches out with tubular from this partition wall along the inner peripheral surface of an end of above-mentioned case member;

One end of above-mentioned case member is inserted in above-mentioned stretching out between a portion and above-mentioned cylinder portion.

3. lamp as claimed in claim 2, is characterized in that,

One end of above-mentioned case member is undertaken affixed by bonding agent under above-mentioned state of stretching out between a portion and above-mentioned cylinder portion being inserted in.

4. lamp as claimed in claim 2, is characterized in that,

Above-mentioned multiple semiconductor light-emitting elements is disposed on the base station of the strip longer than above-mentioned case member;

At least above-mentioned end of this base station is stretched out to above-mentioned bottom side through the through hole of above-mentioned partition wall;

The extension of this base station is in above-mentioned 1st parts of stationary state and above-mentioned 2nd parts clamping.

5. lamp as claimed in claim 4, is characterized in that,

Fixation portions part is screw;

Above-mentioned base station has through hole in above-mentioned extension office, and above-mentioned screw is through this through hole.

6. the lamp as described in claim 4 or 5, is characterized in that,

The width of the through hole of above-mentioned partition wall equals the width of an at least above-mentioned end of above-mentioned base station.

7. a lighting device, possesses lamp and installs above-mentioned lamp and the ligthing paraphernalia making it light, it is characterized in that,

Above-mentioned lamp is lamp according to claim 1.