CN203286389U - Multi-air-flue LED (Light Emitting Diode) spotlight - Google Patents
Multi-air-flue LED (Light Emitting Diode) spotlight Download PDFInfo
- Publication number
- CN203286389U CN203286389U CN2013202917302U CN201320291730U CN203286389U CN 203286389 U CN203286389 U CN 203286389U CN 2013202917302 U CN2013202917302 U CN 2013202917302U CN 201320291730 U CN201320291730 U CN 201320291730U CN 203286389 U CN203286389 U CN 203286389U
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- Prior art keywords
- main frame
- frame body
- shell fragment
- shell
- led shot
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Abstract
The utility model discloses a multi-air-flue LED (Light Emitting Diode) spotlight. The multi-air-flue LED spotlight comprises a light body, a fixed seat and an adjusting frame which is connected between the light body and the fixed seat, wherein the light body comprises an aluminum substrate, a heat radiation body fitted and connected with the aluminum substrate, and a heat radiation fan arranged behind the heat radiation body; the light body further comprises a main frame body and a shell which is connected outside the main frame body in a surrounding manner; an air hole is formed in the front end of the shell; an air vent is formed in the rear end of the shell; at least one path of a rear annular space is formed between the front and rear ends of the shell in the radial direction; the rear annular space is communicated with the inner cavity of the shell. According to the multi-air-flue LED spotlight disclosed by the utility model, one rear annular space is arranged in the middle section of the shell in the radial direction so that the ventilation area of the shell is enlarged; two paths of ventilation air flows are formed so that the dissipation of heat in the shell is accelerated; the power of the LED spotlight is effectively improved and the service life of the LED spotlight is effectively prolonged.
Description
Technical field
The utility model relates to a kind of lighting, particularly relates to a kind of LED shot-light with a plurality of heat dissipation wind channels.
Background technology
Compare with illuminating lamp, the LED lamp not only has the characteristics that colourity is good, maintenance is easy, the life-span is long, the more important thing is that it contrasts bright lamp more energy-conservation.Along with the application popularization of LED lamp, also more and more higher to the requirement of LED lamp, particularly, in service life of LED lamp with aspect safeguarding, depend primarily on the environment temperature of LED lamp the service life of LED lamp under certain condition, it requires higher to ventilation and heat.Therefore,, in order to obtain better radiating effect, use various heat sink materials and structure on lamp body.Notification number is that the Chinese utility model patent of CN202915204U discloses a kind of LED shot-light, comprise gland, radiator, lampshade and the lamp holder installed successively, be provided with LED lens, LED light source and aluminium base between gland and radiator, be provided with circuit board between radiator and lampshade, power supply driver is installed on circuit board, be provided with the turbine-like radiating groove in the radiator front, be provided with the heat dissipation wind channel of whirlwind shape at the radiator back side; Be provided with the fan that is connected with circuit board between lampshade inner radiator and circuit board, the heat of lamp interior can be blown out lamp body from radiating groove during light fixture work.The patent No. is that the United States Patent (USP) of US6181054O discloses a kind of bulb (Lamp bulb with integral reflector) with integral inverted tabula rasa, adopts pottery to increase area of dissipation as heat-dissipating casing and by fin is set on shell in the technical scheme of this patent.
In order to improve the brightness of shot-light, need to utilize limited lamp holder area, increase as much as possible LED chip.But the raising of power has often also increased caloric value, and increase heat dissipation channel, has increased the volume of luminaire body, and the moulding of light fixture is restricted.
The utility model content
The technical problems to be solved in the utility model is to provide a kind of multiple duct LED shot-light, it is by forming multistage air inlet on the housing of lamp body, make light fixture effectively utilize limited area on lamp holder, when improving the power of shot-light, improve the radiating effect of light fixture, and do not increase the horizontal area of lamp body.Thereby making light fixture have more excellent moulding selects.
The technical solution of the utility model is: a kind of multiple duct LED shot-light, comprise lamp body, holder and be connected to lamp body and holder between adjusting bracket; Described lamp body comprises aluminium base, the radiator that is fitted and connected with aluminium base and the radiator fan that is arranged at the radiator rear; Described lamp body also comprises main frame body, encloses the housing that is connected to outside main frame body; Be provided with air vent on the front end of described housing, be provided with ventilating opening on the rear end of described housing, annular space after the footpath between described housing front and back end upwards is provided with together at least; Described rear annular space is communicated with described housing inner chamber.Upwards be provided with a rear annular space by the footpath in the housing stage casing, increased the draught area of housing, form two bursts of drafts, accelerated the dissipation of heat in housing, power and the service life of effectively having improved the LED shot-light.
, for making and the installation that facilitates housing, be convenient to the formation of rear annular space; Described housing comprises procapsid and the back casing that is connected on described main frame body; Described rear annular space is positioned the junction of described procapsid and back casing.
Particularly, described main frame body comprises two fixed arms that extend back at least; It is circumferentially uniform that described fixed arm is; Described back casing is fixed on described fixed arm by the front portion of back casing; The rear end of described procapsid is provided with a reducing and is set in lip in described back casing front end; Described rear annular space is positioned between described lip and back casing inwall.The main frame body of this structure makes back casing have a firm connection, and forms a mazy rear annular space, prevents from directly exposing to the open air, causes entering of the foreign matters such as insect.
In order to improve further the radiating effect of light fixture, described procapsid comprises the retainer ring that is connected to described main frame body front end and is connected to the case of described main frame body front portion; Described case is ceramic material.
And particularly, described case comprise be arranged at front end be reducing every shoulder; Be provided with and be circumferentially uniform shell fragment groove on the anterior periphery of described main frame body, be provided with shell fragment in the shell fragment groove; The opening directed forward of described shell fragment.Installation by the convenient ceramic material part of shell fragment.And further, described main frame body also is provided with two support arms of outwardly-bent extension backward at least; It is circumferentially uniform that described support arm is, and the end of support arm is done contact with the inwall of described case and is connected., by the setting of support arm, improve the connection reliability of case.
The utility model is by increasing the rear annular space on housing, draught area and the heat dissipation wind channel of housing have been increased, accelerated flowing of radiating airflow, effectively improved the radiating effect of light fixture, take up room thereby reduced lamp body front end air vent, improved the power of light fixture by the quantity that increases LED chip.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the exploded view of middle lamp body in the utility model.
Fig. 3 is the axial cutaway view of lamp body in the utility model.
Fig. 4 is the axial cutaway view of another angle of lamp body in the utility model.
Fig. 5 is the structural representation of main frame body and aluminium base in the utility model.
Fig. 6 is the structural representation of main frame body and aluminium base in the utility model.
wherein: lamp body 1, housing 11, procapsid 110, retainer ring 111, front buckle 1111, air vent 1112, case 112, every shoulder 1121, lip 1122, back casing 113, regulate screw 1131, locating slot 1132, ventilating opening 1133, groove 1134, shell fragment 114, spacer block 115, main frame body 12, lug 120, shell fragment groove 122, fixed arm 123, support arm 124, rear buckle 125, radiator 13, fan 14, aluminium base 15, reflector 16, LED chip 17, ventilation gap 18, rear annular space 19, holder 2, pedestal 21, snap close 22, adjusting bracket 3, suspension rod 31, jump ring 32, deck 33, adjusting knob 34.
The specific embodiment
The utility model will be further described below in conjunction with drawings and Examples.
Referring to Fig. 1 and Fig. 2, a kind of multiple duct LED shot-light, comprise lamp body 1, holder 2 and be connected to holder 2 and lamp body 1 between adjusting bracket 3.Holder 2 is fastened in the lamp hole of ceiling by a snap close 22 that is arranged on pedestal 21 both sides.Adjusting bracket 3 comprises that one is used for the oval jump ring of pivot joint lamp body, adjusting knob 32 and the suspension rod 31 of an adjusting lamp body crevice projection angle.
Referring to Fig. 3 and Fig. 4, the lamp body 1 in the present embodiment comprises housing 11, be arranged on main frame body 12 in housing 11, be fixed on aluminium base 15 on this main frame body 12, be close to the radiator 13 that aluminium base 15 arranges later and be fixed on fan 14 on these radiator 13 rear ends.In the present embodiment, this housing 11 comprises procapsid 110 and back casing 113.Be provided with a rear annular space 19 that is communicated with back casing 113 inner chambers in procapsid 110 and the junction of back casing 113.This procapsid 110 comprises retainer ring 111 and adopts the case 112 of ceramic material.Evenly be provided with some LED chips 17 on aluminium base 15.Be provided with in aluminium base 15 the place aheads and LED chip 17 some reflectors 16 one to one.Be provided with uniform ringwise air vent 1112 on retainer ring 111, be provided with ventilating opening 1133 on the rear end of back casing 113.Radiator 13 is the heronsbill aluminium section bar.
The main frame body 12 of this lamp body 1 is provided with a lamp hole.Be provided with the lug 120 of two symmetries near the front end place in this lamp hole.Aluminium base 15 and radiator 13 are fixed on this main frame body 12 by this lug 120., referring to Fig. 5 and Fig. 6, be provided with the rear buckle 125 that four outward radials protrude on the lamp hole front end of this main frame body 12.Be provided with two symmetrically arranged fixed arms 123 and two symmetrically arranged support arms 124 of extending back on this main frame body 12.Fixed arm 123 is staggered with support arm 124 to be arranged, be positioned respectively two after between buckle 125.A side at each fixed arm 123 and support arm 124 is equipped with a shell fragment groove 122, is equipped with a shell fragment 114 in shell fragment groove 122.The opening of shell fragment 114 points to front end.Retainer ring 111 rear ends be provided with main frame body 12 on the corresponding adaptive front buckle 1111 of buckle 125 after four.Retainer ring 111 is connected to the front end of main frame body 12 by this front buckle 1111 and rear buckle 125.The fixed arm 123 of this main frame body 12 is provided with a screw, is used for fixedly back casing 113 and adjusting bracket 3.Fan 14 is fixed on the rear end of radiator 13.
The front port of case 112 be provided with one inside contract every the shoulder 1121, rear end is provided with a lip that inside contracts 1122.Support arm 124 is and slightly is outwardly-bent when extending back, and with the lip 1122 inwalls do contacts of case 112, is connected.Case 112 is made radial support by support arm 124 after being fastened on main frame body 12 by shell fragment 114.Be outside the front end of back casing 113 and be arranged with two adjusting screws 1131.These two adjusting screws 1131 are corresponding with two screws on fixed arm 123, and back casing 113 is fixed on main frame body 12.Be on the inwall of these back casing 113 front portions and circumferentially evenly be provided with four grooves 1134 and two locating slots 1132, be provided with spacer block 115 in groove 1134.The rear end of fixed arm 123 is inserted in this locating slot 1132 back casing 113 is circumferentially located.The front port of back casing 113 is set on the lip 1122 of case 112, with this lip 1122, forms a mazy rear annular space 19.Spacer block 115 offsets with case 112 rear ends.
Be provided with ventilation gap 18 between the housing 11 of lamp body 1 and radiator 13, air vent 1112 on formation perforation retainer ring 111 and one of them heat dissipation wind channel of the ventilating opening 1133 on back casing 113, another heat dissipation wind channel of ventilating opening 1133 on annular space 19 and back casing 113 after connecting.In the present embodiment, this lamp body 1 carries out the Air Flow heat radiation by two heat dissipation wind channels.Therefore, when light fixture was the small-power illumination, these two heat dissipation wind channels provided the cross-ventilation-type heat radiation for light fixture, and it drives air flow based on the flow direction of lamp interior heat, accelerates to flow.
And when the light fixture high-power illumination, open rearmounted fan 14, make the air reverse flow, thereby play thermolysis, and play and make the effect of lamp body 1 leading portion without laying dust.
Specific embodiment is in order more clearly to understand the utility model, not as a kind of restriction to the utility model right, under the prerequisite that does not break away from the utility model aim, all these various variations can be arranged, within will be included in the scope of this claim to the apparent modification of described those skilled in the art.
Claims (9)
1. multiple duct LED shot-light, comprise lamp body, holder and be connected to lamp body and holder between adjusting bracket; Described lamp body comprises aluminium base, the radiator that is fitted and connected with aluminium base and the radiator fan that is arranged at the radiator rear; It is characterized in that: described lamp body also comprises main frame body, encloses the housing that is connected to outside main frame body; Be provided with air vent on the front end of described housing, be provided with ventilating opening on the rear end of described housing, annular space after the footpath between described housing front and back end upwards is provided with together at least; Described rear annular space is communicated with described housing inner chamber.
2. LED shot-light according to claim 1, it is characterized in that: described housing comprises procapsid and the back casing that is connected on described main frame body; Described rear annular space is positioned the junction of described procapsid and back casing.
3. LED shot-light according to claim 1 and 2, it is characterized in that: described main frame body comprises two fixed arms that extend back at least; It is circumferentially uniform that described fixed arm is; Described back casing is fixed on described fixed arm by the front portion of back casing; The rear end of described procapsid is provided with a reducing and is set in lip in described back casing front end; Described rear annular space is positioned between described lip and back casing inwall.
4. LED shot-light according to claim 1 and 2 is characterized in that: described procapsid comprises the retainer ring that is connected to described main frame body front end and is connected to the case of described main frame body front portion.
5. LED shot-light according to claim 3 is characterized in that: described procapsid comprises the retainer ring that is connected to described main frame body front end and is connected to the case of described main frame body front portion; Described case is ceramic material.
6. LED shot-light according to claim 4 is characterized in that: described case comprise be arranged at front end be reducing every shoulder; Be provided with and be circumferentially uniform shell fragment groove on the anterior periphery of described main frame body, be provided with shell fragment in the shell fragment groove; The opening directed forward of described shell fragment.
7. LED shot-light according to claim 5 is characterized in that: described case comprise be arranged at front end be reducing every shoulder; Be provided with and be circumferentially uniform shell fragment groove on the anterior periphery of described main frame body, be provided with shell fragment in the shell fragment groove; The opening directed forward of described shell fragment.
8. LED shot-light according to claim 4, it is characterized in that: described main frame body also is provided with two support arms of outwardly-bent extension backward at least; It is circumferentially uniform that described support arm is, and the end of support arm is done contact with the inwall of described case and is connected.
9. LED shot-light according to claim 5, it is characterized in that: described main frame body also is provided with two support arms of outwardly-bent extension backward at least; It is circumferentially uniform that described support arm is, and the end of support arm is done contact with the inwall of described case and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202917302U CN203286389U (en) | 2013-05-23 | 2013-05-23 | Multi-air-flue LED (Light Emitting Diode) spotlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202917302U CN203286389U (en) | 2013-05-23 | 2013-05-23 | Multi-air-flue LED (Light Emitting Diode) spotlight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203286389U true CN203286389U (en) | 2013-11-13 |
Family
ID=49542750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202917302U Expired - Fee Related CN203286389U (en) | 2013-05-23 | 2013-05-23 | Multi-air-flue LED (Light Emitting Diode) spotlight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203286389U (en) |
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2013
- 2013-05-23 CN CN2013202917302U patent/CN203286389U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131113 Termination date: 20160523 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |