CN201259192Y

CN201259192Y - Lamp

Info

Publication number: CN201259192Y
Application number: CNU2008201330954U
Authority: CN
Inventors: 洪银树; 锺志豪; 胡恒毓
Original assignee: Sunonwealth Electric Machine Industry Co Ltd
Current assignee: Sunonwealth Electric Machine Industry Co Ltd
Priority date: 2008-07-30
Filing date: 2008-07-30
Publication date: 2009-06-17
Anticipated expiration: 2018-07-30

Abstract

The utility model discloses a lamp which comprises a shell, a radiator, an illuminating element, a cooling fan and a blocking ring. The shell is provided with an air inlet part and an air outlet part. The radiator is provided with a fixed part at one side and a plurality of fins and a containing space at the other side; each fin is prospectively provided with a first end and a second end and arranged around the containing space, wherein, the first end faces the air inlet part and the second end faces the fixed part. The illuminating element is integrated with the fixed part. The cooling fan is arranged in the containing space; the blocking ring is placed between the air inlet part and the radiator. Thus, the blocking ring can be used for avoiding part of air flow returning back to the direction of air inlet part and forming turbulent flow, so that outside air flow led in by the cooling fan can successfully pass heat to the outside via the air outlet part, thereby improving heat radiating effect.

Description

Light fixture

Technical field

The utility model relates to a kind of light fixture, refers to a kind of light fixture that can carry out thermolysis to light fixture itself especially.

Background technology

Please refer to shown in Figure 1ly, existing light fixture 9 with heat sinking function comprises shell 91, light-emitting component 92, radiator 93 and radiator fan 94.These shell 91 1 ends form transmittance section 911, and the other end forms electrical connection section 912, and the periphery wall of this shell 91 is provided with inlet section 913 and outlet section 914; This light-emitting component 92, radiator 93 and radiator fan 94 are arranged at the inside of this shell 91, wherein this light-emitting component 92 amplexiforms the side in this radiator 93, this radiator 93 forms several fins 931 and accommodation space 932 back on a side of this light-emitting component 92, and this radiator fan 94 is arranged in this accommodation space 932.

In the time of should having light fixture 9 actual uses now, be connected in the lamp socket (not illustrating) in wall, ceiling or the first-class place of table by this electrical connection section 912, so that be electrically connected with general electric power system formation by this lamp socket, and then make 92 energisings of this light-emitting component produce light, and light is projected to the external world via the transmittance section 911 of this shell 91.In addition, when this light-emitting component 92 produces heat because of energising, then by the conduction of heat of the fin 931 of this radiator 93, and cooperate the rotation of this radiator fan 94, so that introduce extraneous air current A via this inlet section 913, further guide this external world's air current A again and pass through the respectively gap of this fin 931, and then via this outlet section 914 heat is passed to extraneous space by this external world's air current A, to reach predetermined radiating effect, so can prolong the service life of this light-emitting component 92.

Yet, though existing light fixture 9 can be by the design of this radiator 93 and radiator fan 94, so that this radiating effect that light-emitting component 92 is scheduled to be provided.As shown in Figure 1, when this radiator fan 94 is introduced extraneous air current A from this inlet section 913, and after guiding this external world's air current A and entering this accommodation space 932, then easily the direction towards this inlet section 913 refluxes the part air-flow a of this external world's air current A via the gap of this fin 931 respectively, except that causing this external world's air current A smoothly heat to be passed to the extraneous space via this outlet section 914, this part air-flow a also may be by the end of each fin 931 near this inlet section 913, and then import extraneous air current A from this inlet section 913 and form the flow-disturbing phenomenon with follow-up, and influence the integral heat sink effect of this radiator 93 and radiator fan 94, so existing light fixture 9 still can't effectively prolong the service life of this light-emitting component 92.

The utility model content

For improving the not good shortcoming of aforementioned existing light fixture radiating effect, the utility model provides a kind of light fixture, so that further promote whole radiating effect, is its main utility model purpose.

For reaching aforementioned utility model purpose, the technical scheme that the utility model used and this scheme by the beneficial effect that this technological means can reach are:

A kind of light fixture comprises a shell, a radiator, a light-emitting component, a radiator fan and a barrier ring.This shell one end is provided with a transmittance section, and the other end is provided with an electrical connection section, and is respectively equipped with an inlet section and an outlet section in the periphery wall of this shell; This radiator is arranged at this enclosure, and this radiator one side has a fixed part, opposite side forms several fins and an accommodation space of contiguous this outlet section, respectively this fin has one first end and one second end respectively, this first end is towards the inlet section of this shell, this second end is towards this fixed part, and respectively this fin around the periphery that is arranged at this accommodation space; This light-emitting component is incorporated into the fixed part of this radiator, the transmittance section of this this shell of light-emitting component contraposition and be electrically connected to this electrical connection section; This radiator fan is arranged in the accommodation space of this radiator; And this barrier ring is arranged at the inside of this shell and between this inlet section and this radiator, this barrier ring has an inlet air hole, the accommodation space of this this radiator of inlet air hole contraposition.By this, the direction of part air-flow towards this inlet section that can effectively reduce this barrier ring refluxes and forms the flow-disturbing phenomenon, so that the extraneous air-flow that this radiator fan is introduced can be passed to extraneous space with heat via this outlet section smoothly, and then reach the effect that promotes radiating effect.

The external diameter of described light fixture barrier ring can be greater than the external diameter of this radiator; By this, so that reduce the internal perisporium of this shell and the first end outer peripheral edges gap each other of this fin respectively, and then reach the effect that can further promote radiating effect.

The outer peripheral edges of the barrier ring of described light fixture can be extended a fit portion towards a side vertically, and this barrier ring is incorporated into first end of each fin of this radiator with this fit portion; By this, can conveniently this barrier ring and this radiator be carried out assembling operation, to reach the effect that promotes the assembling convenience.

The outer peripheral edges of described light fixture barrier ring can be extended one first joint portion and one second joint portion towards two sides respectively vertically, this shell is made up of one first housing and one second housing in addition, and this first joint portion and second joint portion can supply this first housing and the second housing combination; By this, this first housing and second housing can grip this barrier ring jointly, make this first housing, second housing and barrier ring have more firm effect in conjunction with effect each other to reach.

One cushion pad is set in the accommodation space of described lamp radiator, and this radiator fan is incorporated on this cushion pad; By this, can effectively reduce the vibrations that produced in this radiator fan rotation process, to reach the effect that reduces noise.

Description of drawings

Fig. 1: the assembled sectional view of existing light fixture;

Fig. 2: the three-dimensional exploded view of the light fixture of the utility model first embodiment;

Fig. 3: the assembled sectional view of the light fixture of the utility model first embodiment;

Fig. 4: the three-dimensional exploded view of the light fixture of the utility model second embodiment;

Fig. 5: the assembled sectional view of the light fixture of the utility model second embodiment;

Fig. 6: the three-dimensional exploded view of the light fixture of the utility model the 3rd embodiment;

Fig. 7: the assembled sectional view of the light fixture of the utility model the 3rd embodiment.

Wherein:

112 first junction surfaces, 1 shell 11 first housings, 111 transmittance sections

12 second housings, 121 second junction surfaces, 113 outlet sections, 122 electrical connection sections

123 inlet sections, 124 reference columns, 2 radiators, 21 fixed parts

22 fins, 221 first ends, 222 second ends, 223 locating holes

224 perforation, 23 accommodation spaces, 24 retaining elements, 25 cushion pads

3 light-emitting components, 4 radiator fans, 5 barrier rings, 51 inlet air holes

52 first through holes, 53 second through holes, 54 binding members, 6 barrier rings

61 inlet air holes, 62 through holes, 63 fit portions, 7 barrier rings

74 second joint portions, 72 through holes, 73 first joint portions, 71 inlet air hole

9 light fixtures, 91 shells, 911 transmittance sections, 912 electrical connection sections

914 outlet sections, 913 inlet sections, 92 light-emitting components, 93 radiators

931 fins, 932 accommodation spaces, 94 radiator fans

The specific embodiment

For above-mentioned and other purpose, feature and advantage of the present utility model can be become apparent, preferred embodiment of the present utility model cited below particularly, and conjunction with figs. are described in detail below:

Please refer to shown in Fig. 2 and 3, the light fixture of the utility model first embodiment comprises a shell 1, a radiator 2, a light-emitting component 3, a radiator fan 4 and a barrier ring 5.Wherein:

This shell 1 can be a hollow housing or mutually group is constituted with several housings, and it is a principle being assembled in this shell 1 inside for associated components.In the present embodiment, this shell 1 is made up of one first housing 11 and one second housing 12.One end of this first housing 11 is provided with a transmittance section 111, and the other end then forms one first junction surface 112, and the periphery wall of this first housing 11 has an outlet section 113, and this outlet section 113 is preferable to be made of several slotted eyes that run through these first housing, 11 periphery walls; One end of this second housing 12 forms one second junction surface 121, and the other end then is provided with an electrical connection section 122, and the periphery wall of this second housing 12 has an inlet section 123, and this inlet section 123 is preferable to be made of several open-works that run through these second housing, 12 periphery walls; Again, the internal perisporium of this second housing 12 forms several reference columns 124, and these reference columns 124 extend to the direction at this second junction surface 121.By this, second junction surface 121 of first junction surface 112 of this first housing 11 and this second housing 12 can this shell 1 of mutual involutory formation.

This radiator 2 is arranged at the inside of this shell 1, but and this radiator 2 make by the material of heat conduction.One side of this radiator 2 has a fixed part 21, opposite side forms spaced several fins 22 of ring-type and an accommodation space 23, the outlet section 113 of these fin 22 contiguous these shells 1, and these fins 22 have one first end 221 and one second end 222 respectively, this first end 221 is towards the inlet section 123 of this shell 1,222 at this second end is towards this fixed part 21, and respectively this fin 22 around the periphery that is arranged at this accommodation space 23.Again, the part fin 22 of this radiator 2 is respectively equipped with several locating holes 223 and several perforation 224, and wherein locating hole 223 is formed at first end 221 of this fin 22; Perforation 224 first ends 221 by this fin 22 are through to second end 222, by this, can utilize several retaining elements 24 (as screw, bolt or dowel etc.) to stretch through respectively and respectively bore a hole 224, again an end of each retaining element 24 is fixed in each reference column 124 of this second housing 12, makes this radiator 2 can be fixed in the inside of this shell 1.In addition, the preferable cushion pad 25 that is provided with in this accommodation space 23.

These light-emitting component 3 preferable members of selecting for use light emitting diode (LED), bulb or other energising back to produce light.This light-emitting component 3 is incorporated into the fixed part 21 of this radiator 2, and this light-emitting component 3 is towards the transmittance section 111 of this shell 1, and can be electrically connected to the electrical connection section 122 of this shell 1 by several power lines (not illustrating).

This radiator fan 4 is incorporated in the accommodation space 23 of this radiator 2, and these radiator fan 4 preferable being incorporated on this cushion pad 25, so that utilize this cushion pad 25 to reduce the vibrations that produced in these radiator fan 4 rotation processes, and then reaches the function that reduces noise.

This barrier ring 5 is arranged at the inside of this shell 1 and between this inlet section 123 and this radiator 2.These barrier ring 5 central authorities have an inlet air hole 51 of axially running through, the accommodation space 23 of this this radiator 2 of inlet air hole 51 contrapositions; Again, this barrier ring 5 is respectively equipped with several first through holes 52 and several second through holes 53 in these inlet air hole 51 peripheries, and wherein each first through hole 52 passes through for aforementioned each retaining element 24 respectively; Each second through hole 53 is incorporated into this radiator 2 positioning hole corresponding 223 after stretching through for several binding members 54 (as screw, bolt or dowel etc.), so that this barrier ring 5 is directly fixed on first end 221 of these radiator 2 fins 22.In addition, as shown in Figure 3, the external diameter preferred configuration of this barrier ring 5 is the external diameter greater than this radiator 2, so that reduce the internal perisporium of this shell 1 and this fin 22 first ends, 221 outer peripheral edges gap each other respectively.

During the actual use of the utility model light fixture, can be connected in the lamp socket (not illustrating) in wall, ceiling or the first-class place of table by this electrical connection section 122, so that utilize general electric power system to make these light-emitting component 3 energisings produce light, and light is projected to the external world via this transmittance section 111, moreover, this transmittance section 111 more can be designed to different color (for example: green, yellow or redness etc.), so that this light-emitting component 3 is by the light of these transmittance section 111 projection different colours.In addition, when these light-emitting component 3 energisings produce heat, can be by the conduction of heat of the fin 22 of this radiator 2, and cooperate the rotation of this radiator fan 4, so that extraneous air-flow is introduced in this inlet section 123 certainly, and guide this external world's air-flow in regular turn by the inlet air hole 51 of this barrier ring 5 and the gap of each fin 22, via this outlet section 113 heat is passed to extraneous space by this external world's air-flow more at last, to reach predetermined radiating effect.

See also shown in Figure 3, the utility model light fixture is by the design of this barrier ring 5, when this radiator fan 4 is introduced extraneous air-flow from this inlet section 123, and guide after this external world's air-flow enters this accommodation space 23 via the inlet air hole 51 of this barrier ring 5, can utilize this barrier ring 5 effectively to reduce the part air-flow has temperature via the gap of first end 221 of each fin 22 direction backflow and formation flow-disturbing phenomenon towards this inlet section 123, make extraneous air-flow smoothly heat is passed to extraneous space via this outlet section 113, and then promote the integral heat sink effect of this radiator 2 and radiator fan 4, with the service life of this light-emitting component 3 of effective prolongation.

Please refer to shown in Fig. 4 and 5, the light fixture of the utility model second embodiment also comprises a shell 1, a radiator 2, a light-emitting component 3, a radiator fan 4 and a barrier ring 6, the overall structure of this shell 1, radiator 2, light-emitting component 3 and radiator fan 4 identical with aforementioned first embodiment (difference is: this radiator 2 has omitted the design of locating hole 223) wherein is so repeat no more.In addition, this barrier ring 6 is arranged at the inside of this shell 1 and equally between this inlet section 123 and this radiator 2; This barrier ring 6 has an inlet air hole 61, the accommodation space 23 of this this radiator 2 of inlet air hole 61 contrapositions; This barrier ring 6 is provided with several through holes 62 in these inlet air hole 61 peripheries in addition, and each through hole 62 can pass through for aforementioned respectively this retaining element 24 respectively; Again, the outer peripheral edges of this barrier ring 6 are extended a fit portion 63 towards a side vertically, by this, make this barrier ring 6 utilize this fit portion 63 to be incorporated into first end 221 of each fin 22 of this radiator 2, with convenient this barrier ring 6 are carried out assembling operation with this radiator 2.The light fixture of the utility model second embodiment equally can be by the design of this barrier ring 6, to have the phenomenon of temperature via the gap of each fin 22 first end 221 to reduce the part air-flow, and then effectively promote the integral heat sink effect of this radiator 2 and radiator fan 4 towards this inlet section 123 directions backflow and formation flow-disturbing.

Please refer to shown in Fig. 6 and 7, the light fixture of the utility model the 3rd embodiment also comprises a shell 1, a radiator 2, a light-emitting component 3, a radiator fan 4 and a barrier ring 7, the overall structure of this shell 1, radiator 2, light-emitting component 3 and radiator fan 4 identical with aforementioned first embodiment (difference is: this radiator 2 has omitted the design of locating hole 223) wherein is so repeat no more.In addition, this barrier ring 7 is between this inlet section 123 and this radiator 2; This barrier ring 7 has an inlet air hole 71, the accommodation space 23 of this this radiator 2 of inlet air hole 71 contrapositions; This barrier ring 7 is provided with several through holes 72 in these inlet air hole 71 peripheries in addition, and each through hole 72 can pass through for aforementioned each retaining element 24 respectively; Again, the outer peripheral edges of this barrier ring 7 are extended one first joint portion 73 and one second joint portion 74 towards two sides respectively vertically.By this, first junction surface 112 of this first housing 11 can be directly be incorporated into first joint portion 73 of this barrier ring 7 with clamping, snapping or mode such as be spirally connected, and second junction surface 121 of this second housing 12 equally can be directly be incorporated into second joint portion 74 of this barrier ring 7 with clamping, snapping or mode such as be spirally connected.Generally speaking, this barrier ring 7 can supply this

first housing

11 and 12 combinations of second housing, and this first housing 11 and second housing 12 also can grip this barrier ring 7 jointly, and it is more firm in conjunction with effect to make this first housing 11, second housing 12 and barrier ring 7 have each other.By this, the light fixture of the utility model the 3rd embodiment equally can be by the design of this barrier ring 7, to have the phenomenon of temperature via the gap of each fin 22 first end 221 to reduce the part air-flow, and then effectively promote the integral heat sink effect of this radiator 2 and radiator fan 4 towards this inlet section 123 directions backflow and formation flow-disturbing.

As mentioned above, the utility model light fixture really can utilize this

barrier ring

5,6,7 formed iris actions, to reduce the phenomenon of portion of hot air-flow towards this inlet section 123 directions backflow and formation flow-disturbing, the extraneous air-flow that this radiator fan 4 is introduced can be passed to extraneous space with heat via this outlet section 113 smoothly, with further lifting radiating effect, and then the service life of effectively improving this light-emitting component 3.

In sum, though the utility model discloses above content with preferred embodiment, but be not in order to limit the scope that the utility model is implemented, any those skilled in the art, in not breaking away from spirit and scope of the present utility model, when doing a little change and retouching, promptly all equalizations of doing according to the utility model change and modify, and should be the utility model claim and contain.

Claims

1, a kind of light fixture is characterized in that, it comprises:

A shell, an end are provided with a transmittance section, and the other end is provided with an electrical connection section, and the periphery wall of this shell has an inlet section and an outlet section respectively;

A radiator, be arranged at this enclosure, this radiator one side has a fixed part, opposite side forms several fins and accommodation space of contiguous this outlet section, respectively this fin has one first end and one second end respectively, this first end is towards the inlet section of this shell, and this second end is towards this fixed part, and respectively this fin around the periphery that is arranged at this accommodation space;

A light-emitting component is incorporated into the fixed part of this radiator, and this light-emitting component is towards the transmittance section of this shell and be electrically connected to this electrical connection section;

A radiator fan is arranged in the accommodation space of this radiator;

A barrier ring is arranged at the inside of this shell and between this inlet section and this radiator, this barrier ring has an inlet air hole, the accommodation space of this this radiator of inlet air hole contraposition.

2, light fixture according to claim 1 is characterized in that: the external diameter of described barrier ring is greater than the external diameter of this radiator.

3, light fixture according to claim 2, it is characterized in that: the internal perisporium of described shell is formed with several reference columns, this barrier ring is provided with several first through holes in this inlet air hole periphery, the part fin of this radiator is provided with perforation, this perforation is through to second end by first end of this fin, other is provided with several and fixes the retaining element of this radiator in this enclosure, and described retaining element penetrates respectively this perforation respectively and reaches respectively this first through hole, and respectively an end of this retaining element is fixed in respectively this reference column.

4, light fixture according to claim 3, it is characterized in that: the part fin of described radiator is provided with locating hole, this barrier ring is provided with several second through holes in this inlet air hole periphery, other is provided with several and fixes the binding member of this barrier ring in each fin first end of this radiator, this binding member respectively this second through hole that stretches through respectively, and respectively an end of this binding member is fixed in respectively this locating hole.

5, light fixture according to claim 1 is characterized in that: the outer peripheral edges of described barrier ring are extended a fit portion towards a side vertically, and this barrier ring is incorporated into first end of this each fin of radiator with this fit portion.

6, light fixture according to claim 5, it is characterized in that: the internal perisporium of this shell is formed with several reference columns, this barrier ring is provided with several through holes in this inlet air hole periphery, the part fin of this radiator is provided with perforation, this perforation is through to second end by first end of this fin, other is provided with several retaining elements stretch through respectively respectively this perforation and this through hole respectively, and respectively an end of this retaining element is fixed in respectively this reference column, and this radiator is fixed in this enclosure.

7, according to claim 1,2,3,4,5 or 6 described light fixtures, it is characterized in that: described shell is made up of one first housing and one second housing.

8, according to claim 1,2,3,4,5 or 6 described light fixtures, it is characterized in that: be provided with a cushion pad in the accommodation space of described radiator, this radiator fan is incorporated on this cushion pad.

9, a kind of light fixture is characterized in that, it comprises:

A shell, formed by one first housing and one second housing, one end of this first housing is provided with a transmittance section, the other end forms one first junction surface, and the periphery wall of this first housing has an outlet section, one end of this second housing forms one second junction surface, and the other end is provided with an electrical connection section, and the periphery wall of this second housing has an inlet section;

A radiator, be arranged at this enclosure, this radiator one side has a fixed part, opposite side form contiguous this outlet section several fins and an accommodation space, respectively this fin has one first end and one second end respectively, this first end is towards the inlet section of this shell, and this second end is towards this fixed part, and respectively this fin around the periphery that is arranged at this accommodation space;

A radiator fan is arranged in the accommodation space of this radiator;

A barrier ring, be arranged at the inside of this shell and between this inlet section and this radiator, respectively form between first end of this fin and this inlet section and intercept, this barrier ring has an inlet air hole, the accommodation space of this this radiator of inlet air hole contraposition, the outer peripheral edges of this barrier ring are extended one first joint portion and one second joint portion towards two sides respectively vertically in addition, this first joint portion combines with first junction surface of this first housing, and this second joint portion combines with second junction surface of this second housing.

10, light fixture according to claim 9, it is characterized in that: the second housing internal perisporium of described shell is formed with several reference columns, this barrier ring is provided with several through holes in this inlet air hole periphery, the part fin of this radiator is provided with perforation, this perforation is through to second end by first end of this fin, other is provided with several retaining elements stretch through respectively respectively this perforation and this through hole respectively, and respectively an end of this retaining element is fixed in respectively this reference column, and described retaining element is fixed this radiator in this enclosure.

11, according to claim 9 or 10 described light fixtures, it is characterized in that: be provided with a cushion pad in the accommodation space of described radiator, this radiator fan is incorporated on this cushion pad.