CN202442238U

CN202442238U - LED (light emitting diode) spotlight for motor train unit

Info

Publication number: CN202442238U
Application number: CN2012200824879U
Authority: CN
Inventors: 张迎春; 尤诚培
Original assignee: SUZHOU MONT LIGHTING CO Ltd
Current assignee: SUZHOU MONT LIGHTING CO Ltd
Priority date: 2012-03-07
Filing date: 2012-03-07
Publication date: 2012-09-19
Anticipated expiration: 2022-03-07

Abstract

The utility model discloses an LED (light emitting diode) spotlight for a motor train unit, which comprises a lamp holder component connected with a power supply, a shell, a driving circuit contained in the shell, an aluminum base plate, a lens and an LED chip which is arranged on the aluminum base plate and connected with the driving circuit; the LED spotlight for the motor train unit further comprises a disc matched with the shell, and a fixed ring matched with the disc; the aluminum base plate is fixedly arranged on the disc; the aluminum base plate is covered by the lens, and the lens is inserted and connected in the disc; and the fixed ring is matched with the disc for fixing the lens. Compared with the prior art, the aluminum base plate and the lens are assembled by matching the shell, the disc and the fixed ring, so that the internal structure of the LED spotlight for the motor train unit is simplified, assembly and production are convenient, the cost is lowered, and the economic benefit is improved.

Description

EMUs are used the LED shot-light

Technical field

The utility model relates to lighting field, is specifically related to a kind of EMUs and uses the LED shot-light.

Background technology

Along with the continuous development of society, the dense and city of population intensive makes national governments support building of high-speed railway energetically, started the upsurge of building high-speed railway in the world wide.Also become to put on course and how to improve high facilities.

Because the flow of the people of high ferro is quite big, good illumination has also become to improve the most important thing of high facilities.LED has long, advantages such as start-up time is short, nothing is ultraviolet, rich color is full, low-voltage safety of life-span as new type light source.EMUs have used led chip with the LED shot-light, and the extensive high ferro that must be applied to is thrown light on.Yet common EMUs are unreasonable with the indoor design of LED shot-light its complex structure, particularly lampshade, and the mounting means of its aluminium base, led chip and lens is complicated, and assembling inconvenience very when strengthening production cost, has also aggravated human cost.

Given this, be necessary to provide a kind of new EMUs to solve the problems referred to above with the LED shot-light.

The utility model content

The purpose of the utility model is to provide a kind of EMUs to use the LED shot-light, and it is simple in structure, and is easy to assembly, has reduced production cost, has improved economic benefit.

For realizing above-mentioned utility model purpose; A kind of EMUs are used the LED shot-light; Comprise the lamp base component, the shell that connect power supply, be contained in drive circuit, aluminium base, lens in the said shell, and be installed on the said aluminium base and the led chip that links to each other with said drive circuit, wherein; Said EMUs also comprise the disk that cooperates with shell, the retainer ring that cooperates with said disk with the LED shot-light; Said aluminium base is fixedly set on the said disk, and said lens cover said aluminium base and are plugged in said disk, and said retainer ring cooperates said disk to fix said lens.

As the further improvement of the utility model, said shell is provided with internal thread, and said disk is provided with the external screw thread with said screw-internal thread fit.

As the further improvement of the utility model, said retainer ring is fixed in the below of said disk through first screw.

As the further improvement of the utility model, the relative both sides of said shell all are provided with the jump ring installing zone, and each jump ring installing zone is provided with jump ring.

As the further improvement of the utility model, said jump ring installing zone comprises the protuberance that holds that is oppositely arranged, and said jump ring one end is provided with spring portion, and the said protuberance that holds holds said spring portion so that said jump ring rotates at vertical direction.

As the further improvement of the utility model, said jump ring portion is provided with protective sleeve with respect to the other end of spring portion.

As the further improvement of the utility model, said protective sleeve comprises silica gel sheath.

As the further improvement of the utility model, said jump ring installing zone comprises the depressed part that is arranged on the said shell.

As the further improvement of the utility model, said retainer ring is provided with the protuberance that cooperates with said auxiliary section.

As the further improvement of the utility model, said aluminium base is provided with second recess, and second screw is fixed said aluminium base on said disk through said second recess.

As the further improvement of the utility model, said EMUs are provided with cover in the LED shot-light, and said drive circuit inserts in the said interior cover.

Compared with prior art, the utility model is assembled said aluminium base and lens through the cooperation of said shell, disk and retainer ring, makes EMUs oversimplify with the internal structure of LED shot-light, is convenient to assembling and production, has reduced cost, has improved economic benefit.

Description of drawings

Fig. 1 be among the utility model one embodiment EMUs with the explosive view of LED shot-light;

Fig. 2 be among the utility model one embodiment EMUs with the vertical view of LED shot-light;

Fig. 3 be among Fig. 2 EMUs with the cutaway view of LED shot-light on the A-A direction;

Fig. 4 be among Fig. 3 EMUs with the partial enlarged drawing of LED shot-light at the C place;

Fig. 5 be among Fig. 2 EMUs with the cutaway view of LED shot-light on the B-B direction.

The specific embodiment

Below will combine the specific embodiment shown in the drawings that the utility model is described in detail.But these embodiments do not limit the utility model, and the conversion on the structure that those of ordinary skill in the art makes according to these embodiments, method or the function all is included in the protection domain of the utility model.

A kind of EMUs are used the LED shot-light; Comprise the lamp base component 1, the shell 2 that connect power supply, be contained in drive circuit 3, the aluminium base 4 in the said shell and be installed on the aluminium base 4 and the led chip 5 that links to each other with said drive circuit 3; Wherein led chip 5 employing pasters are welded on the aluminium base 4 and are attached thereto; And drive circuit 3 welds to interconnect through electric wire with aluminium base 4, and said EMUs also comprise the disk 6 that cooperates with shell 2, the retainer ring 7 that cooperates with disk 6 with the LED shot-light.

Like Fig. 1, Fig. 2, Fig. 3, Fig. 4 and shown in Figure 5, said lamp base component 1 comprises a wire connector 11, connect said wire connector 11 and the electric wire 12 of drive circuit 3, nested said electric wire 12 and the sleeve pipe 13 that plays a protective role.Sleeve pipe 13 is an elongate in shape, and wire connector 11 is arranged at sleeve pipe 13 1 ends, and sleeve pipe 13 other ends connect shell 2.Said sleeve pipe 13 comprises glass fibre sleeve, and certainly, this sleeve pipe 13 can also be made by insulating materials such as PVC material, elastomeric material, resin materials.Said electric wire 12 comprises earth connection (not indicating), to prevent the personal shock hazard of wiring personnel in operating process, prevents the electric spark or the electric arc that produce because of leaky simultaneously.

Shell 2 is connected with sleeve pipe 13, is round barrel shape, inner hollow, and its opening is provided with internal thread 21 away from the inside of an end of lamp base component 1 down.Shell 2 both sides are provided with jump ring 22, play card and effect.Wherein, Shell 2 is provided with couple positioned opposite has jump ring installing zone (not shown), and jump ring 22 is for a pair of setting and be arranged at respectively among the jump ring installing zone, and the jump ring installing zone includes and holds protuberance; Be used to hold the spring portion of jump ring 22, thereby make jump ring 22 to rotate at vertical direction.Special, jump ring 22 is provided with protective sleeve 221 at the other end that spring portion is not set.This protective sleeve 221 is sheathed on the jump ring 22, plays the effect of protection jump ring 22, when playing beauty function, can also increase frictional force between jump ring 22 and the stationary plane.Protective sleeve 221 comprises the silica gel sleeve pipe, and certainly, this protective sleeve 221 can also be made by flexible plastic, cladding etc.; For so that the installation in later stage; The jump ring installing zone is the depressed part that is arranged on the shell 2, in installation process, jump ring 22 is pressed into this depressed part; Then can be so that EMUs LED shot-light get into mounting hole site smoothly, thus installation effectiveness improved.

Electric wire 12 runs through sleeve pipe 13 backs and gets into shell 2 inner and then connection drive circuits 3, and said drive circuit 3 is provided with cover 31 in, and cover 31 is a cylindrical shape in this, and in the present embodiment, interior cover 31 is made of plastics, so that reduce cost.Cover is provided with the grooves 311 of a lengthwise in the middle of 31 in said, and drive circuit 3 inserts among the grooves 311 to play fixing effect.In cover 31 centers and sleeve pipe 13 corresponding positions also be provided with the interior cover through hole 312 that runs through, electric wire 12 runs through and overlaps through hole 312 in said.The interior cover 31 that is fixed with drive circuit 3 is contained in shell 2 inside; And interior cover 31 cross-sectional diameters are slightly less than the diameter of shell 2 inside, like this, and when interior cover 31 is arranged at shell 2 inside; Avoided relatively moving of interior cover 31 and shell 2; Prevent that interior cover 31 can also prevent that the components and parts of drive circuit 3 from contacting short circuit with aluminum hull is inner, plays the effect of isolated insulation because of excessively rocking problem such as opening circuit of the drive circuit 3 that causes.

Disk 6 is circular, and the place of cover through hole 312 is provided with a disk through hole 62 in its center aligned, and the outer ring of disk 6 is provided with external screw thread 61, and the internal thread 21 of this external screw thread 61 and shell 2 cooperatively interacts and screws, and makes disk 6 and shell 2 matching and fixing.Before this, interior cover 31 has been fixed on the said disk 6 through gluing mode.Certainly, in other embodiments, interior cover 31 can also be fixed on the disk 6 through the fixing mode of screw.

Aluminium base 4 is roughly rounded, and its edge is provided with first recess 41 and second recess 42 of evenly arranging.In the present embodiment, the number of said first recess 41 and second recess 42 is respectively three, and in other embodiments, the number of first recess 41 can be other numbers, and the number of second recess 42 also can be other numbers.Second screw 82 passes second recess 42 and is fixed on the said disk 6, thereby makes aluminium base 4 be fixed in the below of said disk.At this moment, second screw 82 is vertically to screw up.Aluminium base 4 is provided with led chip 5, and in an embodiment, the number of led chip 5 is three.Simultaneously, the place of aluminium base 4 center aligned disk through holes 62 is provided with a substrate through-hole 43, and electric wire 12 has three lines; The leftmost side be earth connection, two lines on the right are to be welded on the drive circuit 3, wherein; Two lines on the right are welded on the drive circuit 3, are welded with two lines on the drive circuit and link to each other with aluminium base 4, and led chip 5 is to be welded on the aluminium base 4; Aluminium base 4 inside have winding displacement, and indirect is connected with circuit.

Retainer ring 7 is a circulus, and the inner ring of retainer ring 7 is provided with protuberance 71, and this retainer ring 7 is fixed in the below of said disk 6 through first screw 81.At this moment, first screw 81 is for screw straight down.Be provided with lens 9 between retainer ring 7 and the disk 6, the depressed part 93 that the one side of lens 9 is provided with some columns 91 and cooperates with led chip 5, in addition, the another side relative with the one side that is provided with column 91 is provided with auxiliary section 92.Auxiliary section 92 cooperates with the protuberance 71 of retainer ring, makes auxiliary section 92 be set up on the said retainer ring 7, like this, when retainer ring 7 with disk 6 fixedly the time, depressed part 93 chimeric led chips 5 prevent that led chip 5 from being destroyed because of direct conflict lens 9.At this moment, lens 9 position had in the horizontal direction both been fixed in protuberance 71 butt auxiliary sections 92, also prevented the motion of its in the vertical direction.Simultaneously, column 91 cooperates with first recess 41, and said column 91 corresponding insertions among first recess 41 like this, have further been fixed the position of the horizontal direction of said lens 9, avoid the rotation in the horizontal direction of said lens 9.

The described EMUs of the utility model are used the LED shot-light, through the cooperation of shell, disk 6 and retainer ring 7, assemble drive circuit 3, aluminium base 4 and lens 9 simultaneously, and it is simple in structure, assembles convenient.

Be to be understood that; Though this specification is described according to embodiment; But be not that each embodiment only comprises an independently technical scheme, this narrating mode of specification only is for clarity sake, and those skilled in the art should make specification as a whole; Technical scheme in each embodiment also can form other embodiments that it will be appreciated by those skilled in the art that through appropriate combination.

The listed a series of detailed description of preceding text only is specifying to the feasibility embodiment of the utility model; They are not the protection domain in order to restriction the utility model, allly do not break away from equivalent embodiment or the change that the utility model skill spirit done and all should be included within the protection domain of the utility model.

Claims

1. EMUs are used the LED shot-light; Comprise the lamp base component, the shell that connect power supply, be contained in drive circuit, aluminium base, lens in the said shell; And be installed on the said aluminium base and the led chip that links to each other with said drive circuit; It is characterized in that: said EMUs also comprise the disk that cooperates with shell, the retainer ring that cooperates with said disk with the LED shot-light; Said aluminium base is fixedly set on the said disk, and said lens cover said aluminium base and are plugged in said disk, and said retainer ring cooperates said disk to fix said lens.

2. EMUs according to claim 1 are used the LED shot-light, it is characterized in that, said shell is provided with internal thread, and said disk is provided with the external screw thread with said screw-internal thread fit.

3. EMUs according to claim 1 are used the LED shot-light, it is characterized in that, said retainer ring is fixed in the below of said disk through first screw.

4. EMUs according to claim 1 are used the LED shot-light, it is characterized in that, the relative both sides of said shell all are provided with the jump ring installing zone, and each jump ring installing zone is provided with jump ring.

5. EMUs according to claim 4 are used the LED shot-light; It is characterized in that; Said jump ring installing zone comprises the protuberance that holds that is oppositely arranged, and said jump ring one end is provided with spring portion, and the said protuberance that holds holds said spring portion so that said jump ring rotates at vertical direction.

6. EMUs according to claim 5 are used the LED shot-light, it is characterized in that, said jump ring portion is provided with protective sleeve with respect to the other end of spring portion.

7. EMUs according to claim 6 are used the LED shot-light, it is characterized in that, said protective sleeve comprises silica gel sheath.

8. EMUs according to claim 4 are used the LED shot-light, it is characterized in that, said jump ring installing zone comprises the depressed part that is arranged on the said shell.

9. EMUs according to claim 1 are used the LED shot-light, it is characterized in that, said aluminium base is provided with second recess, and second screw is fixed said aluminium base on said disk through said second recess.

10. EMUs according to claim 1 are used the LED shot-light, it is characterized in that, said EMUs are provided with cover in the LED shot-light, and said drive circuit inserts in the said interior cover.