CN104180352B - Large-power lamp - Google Patents

Large-power lamp Download PDF

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Publication number
CN104180352B
CN104180352B CN201310198885.6A CN201310198885A CN104180352B CN 104180352 B CN104180352 B CN 104180352B CN 201310198885 A CN201310198885 A CN 201310198885A CN 104180352 B CN104180352 B CN 104180352B
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CN
China
Prior art keywords
plate body
cylinder
lamp
condenser
lamp housing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201310198885.6A
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Chinese (zh)
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CN104180352A (en
Inventor
周明杰
刘永亮
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Oceans King Lighting Science and Technology Co Ltd
Shenzhen Oceans King Lighting Engineering Co Ltd
Original Assignee
Oceans King Lighting Science and Technology Co Ltd
Shenzhen Oceans King Lighting Engineering Co Ltd
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Application filed by Oceans King Lighting Science and Technology Co Ltd, Shenzhen Oceans King Lighting Engineering Co Ltd filed Critical Oceans King Lighting Science and Technology Co Ltd
Priority to CN201310198885.6A priority Critical patent/CN104180352B/en
Publication of CN104180352A publication Critical patent/CN104180352A/en
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Publication of CN104180352B publication Critical patent/CN104180352B/en
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  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

A kind of large-power lamp, it includes lamp housing, light cover, condenser, fan, evaporator, compressor, throttling arrangement and conveyance conduit;Condenser, including the first plate body and the multiple radiating fins on relative two surfaces of the first plate body, the first plate body is hollow structure, gaseous cooling medium;Multiple radiating fin interval settings, and set perpendicular to the surface of the first plate body;Fan, on multiple radiating fins on a wherein surface of condenser;Evaporator, including the second plate body, the second plate body are hollow structure cooling medium;Compressor, is connected by the conveyance conduit of a portion with the cavity of the first plate body of the cavity and condenser of the second plate body of evaporator;Throttling arrangement, is connected by the conveyance conduit of another part with the cavity of the first plate body of the cavity and condenser of the second plate body of evaporator.Above-mentioned large-power lamp can improve radiating efficiency, quick heat radiating cooling, it is ensured that the normal of large-power lamp is used.

Description

Large-power lamp
【Technical field】
The present invention relates to a kind of illuminator, more particularly to a kind of large-power lamp.
【Background technology】
Light fixture utilizes heat transfer, radiation, and the radiating efficiency such as air-cooled convection current is low, and transmission speed turns slow, and non-uniform temperature, when Caloric value is big when high power light source works, it is impossible to light fixture is lowered the temperature, and influence light fixture is used.
【The content of the invention】
In view of above-mentioned condition, it is necessary to provide a kind of thermal diffusivity preferable large-power lamp.
A kind of large-power lamp, it is characterised in that including lamp housing, light cover, condenser, fan, evaporator, compressor, section Stream device and conveyance conduit;
The lamp housing, is tube structure, and the lamp housing has light-emitting window and the thermovent relative with the light-emitting window;
The light cover, is covering plate structure, and the light cover is detachably connected with the lamp housing, and is covered on the radiating Mouthful;Multiple louvres are offered in the middle part of the light cover;
The condenser, for by high temperature, the gaseous cooling medium liquidation exothermic reaction of high pressure and turn into liquid, the condensation Device includes the first plate body and the multiple radiating fins on relative two surfaces of first plate body, during first plate body is Hollow structure;The multiple radiating fin interval setting, and set perpendicular to the surface of first plate body, the cooling medium Condense into liquid and liberated heat is transmitted on the radiating fin by first plate body, and by the multiple radiating Fin carries out heat exchange with outside air;
The fan, on multiple radiating fins on a wherein surface of the condenser, the condenser is installed On the medial surface of the light cover, and multiple radiating fins correspondence louvre on another surface of the condenser sets Put, the air-flow of the fan blowout from the louvre by after the radiating fin, flowing out;
The evaporator, for the cooling medium of liquid to be seethed with excitement vaporization, the evaporator includes the second plate body, described the Two plate bodys are hollow structure cooling medium;
The compressor, by the conveyance conduit of a portion and the cavity of the second plate body of the evaporator and The cavity connection of the first plate body of the condenser, for being compressed pressurization to the gaseous cooling medium;
The throttling arrangement, by the cavity of the conveyance conduit of another part and the second plate body of the evaporator And the cavity connection of the first plate body of the condenser, depressurized for the cooling medium to liquid;
Wherein, the cooling medium of liquid is after the evaporator by becoming gaseous state, by the side of the evaporator The conveyance conduit be transported in the compressor and pressurizeed, in then entering back into the condenser, by described cold Become liquid after condenser;The cooling medium of liquid is another from the evaporator again by after throttling arrangement decompression The conveyance conduit of side is flowed in the evaporator so that the cooling medium the condenser and the evaporator it Between circulation heat absorption and heat release.
Above-mentioned large-power lamp pressurizes gaseous cooling medium by compressor, as high temperature and high pressure gas, enters condenser, Condensation liquefaction heat release, as liquid, the heat that will be come out by fan blows out light fixture.The cooling medium of liquid is filled through throttling Decompression is put, into evaporator, evaporation gasification heat absorption, as gas, while drawing evaporator surrounding air and large-power lamp The heat that miscellaneous part sends, is absorbed lamp interior heat, so as to reach the purpose of radiating and cooling.
Wherein in one embodiment, the lateral wall of the lamp housing is provided with the multiple ribs near the thermovent, institute Ribs is stated to be set around the thermovent, and along the axially extending of the lamp housing, the ribs is near the thermovent End face be provided with screw;The periphery of the light cover is provided with multiple mounting lugs corresponding with the multiple ribs, screw threads for fastening Part is screwed after passing through the mounting lug with the screw of the ribs, so as to the light cover is fixed on the lamp housing.
Wherein in one embodiment, first plate body is rectangle, and its four drift angles are equipped with through hole, screw threads for fastening Part through being screwed with the light cover after the through hole of the fan and first plate body, so as to the condenser be fixed on On the light cover.
Wherein in one embodiment, the lamp housing includes the first cylinder and second connected with first cylinder Body;First cylinder is circular cylinder body, and the thermovent is located at openend of first cylinder away from second cylinder; Second cylinder is circular cylinder body, and, more than the internal diameter of first cylinder, the lamp housing goes out for the internal diameter of second cylinder Optical port is located at openend of second cylinder away from first cylinder;The ribs prolongs from one end of first cylinder Extend other end.
Wherein in one embodiment, the junction of second cylinder and first cylinder formed a heat conduction every Be divided into positioned at the electric chamber of first cylinder and positioned at described second for the inner chamber of the lamp housing by plate, the heat conduction baffle The light-source chamber of body.
Wherein in one embodiment, second plate body is rectangle, and the evaporator also includes being located at described the respectively Four installation alar parts at four drift angles of two plate bodys, the installation alar part is from the drift angle edge of second plate body parallel to described Cornerwise direction of the second plate body extends, and offers mounting hole on the installation alar part, and threaded fastener is described in The mounting hole for installing alar part is screwed togather with the heat conduction baffle, so that second plate body is close to the heat conduction baffle and is set.
Wherein in one embodiment, the outer surface of first cylinder and second cylinder is provided with multiple reinforcements, The reinforcement is set at equal intervals, and along the axially extending of the lamp housing;Multiple reinforcements of second cylinder respectively with Multiple ribs of first cylinder and multiple reinforcements are corresponded, so as to form multiple dissipating in the outer surface of the lamp housing Thermal convection current passage.
Wherein in one embodiment, also including the reflector and lamp socket in the light-source chamber, the lamp socket is consolidated It is scheduled on the heat conduction baffle, and is oppositely arranged with the evaporator;The reflector is cup body structure, and described reflective The stub end and small head end of cup are opening, and the socket portion of the lamp socket is arranged in the opening of the small head end of the reflector.
Wherein in one embodiment, the opening periphery of the stub end of the reflector extends outwardly and has flange, described to turn over Skirt was around the opening of the stub end of the reflector one week;The large-power lamp also includes Transparent Parts and lamp ring, described transparent Part is arranged in the lamp ring, and the lamp ring is screwed with the light-emitting window of the lamp housing, and by the periphery of the Transparent Parts and institute The flange for stating reflector is pressed on the end face of the light-emitting window of the lamp housing.
Wherein in one embodiment, sealing ring is arranged with the flange of the reflector, the sealing ring cladding is described The flange of reflector, and be clamped between the end face of the light-emitting window of the flange and the lamp housing and the flange with it is described Between the periphery of bright part;The light cover includes circular substrate and the round boss on the substrate, the round boss Diameter be equal to the lamp housing thermovent diameter, and less than the diameter of the substrate;The mounting lug is located at described The periphery of substrate, the round boss is filled in the thermovent of the lamp housing.
【Brief description of the drawings】
Fig. 1 is the exploded view of the large-power lamp of embodiment of the present invention;
Fig. 2 is the top view of the large-power lamp shown in Fig. 1;
Fig. 3 is the side view of the large-power lamp shown in Fig. 1;
Fig. 4 is the sectional view of the IV-IV lines along Fig. 3;
Fig. 5 is the partial sectional view of the large-power lamp shown in Fig. 1.
【Specific embodiment】
For the ease of understanding the present invention, the present invention is described more fully below with reference to relevant drawings.In accompanying drawing Give preferred embodiment of the invention.But, the present invention can be realized in many different forms, however it is not limited to herein Described embodiment.On the contrary, the purpose for providing these embodiments is to make the understanding to the disclosure more saturating It is thorough comprehensive.
It should be noted that when element is referred to as " being fixed on " another element, it can directly on another element Or can also there is element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to To another element or may be simultaneously present centering elements.Term as used herein " vertical ", " level ", " left side ", " right side " and similar statement are for illustrative purposes only.
Unless otherwise defined, all of technologies and scientific terms used here by the article with belong to technical field of the invention The implication that technical staff is generally understood that is identical.The term for being used in the description of the invention herein is intended merely to description tool The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein " and/or " include one or more phases The arbitrary and all of combination of the Listed Items of pass.
Refer to Fig. 1 and Fig. 5, the large-power lamp 100 of one embodiment of the present invention, including lamp housing 110, light cover 120, Condenser 130, fan 140, evaporator 150, conveyance conduit 160, compressor 170 and throttling arrangement 180, wherein, lamp housing 110 with Light cover 120 forms the shell structure of large-power lamp 100, condenser 130, fan 140, evaporator 150, conveyance conduit 160, pressure Contracting machine 170 and throttling arrangement 180 form the heat abstractor of large-power lamp 100, and the heat abstractor is used for the spy to shell structure Determine position to be radiated.
Lamp housing 110 is tube structure, and lamp housing 110 has light-emitting window (figure is not marked) and the thermovent 111 relative with light-emitting window. Specifically in the illustrated embodiment, lamp housing 110 includes the first cylinder 113 and the second cylinder 115 connected with the first cylinder 113. First cylinder 113 is circular cylinder body, and thermovent 111 is located at openend of first cylinder 113 away from the second cylinder 115.Second Body 115 is circular cylinder body, and, more than the internal diameter of the first cylinder 113, the light-emitting window of lamp housing 110 is located at for the internal diameter of the second cylinder 115 Openend of two cylinders 115 away from the first cylinder 113.
It should be noted that the concrete structure of lamp housing 110 is not limited to the structure of foregoing description, or other structures, example Such as, lamp housing 110 is prismatic straight tube structure, or the tube structure that lamp housing 110 is truncated cone-shaped etc..
Also referring to 4, further, the junction of the second cylinder 115 and the first cylinder 113 forms a heat conduction baffle 118, be divided into positioned at the electric chamber (figure is not marked) of the first cylinder 113 and positioned at second for the inner chamber of lamp housing 110 by heat conduction baffle 118 The light-source chamber (figure is not marked) of cylinder 115.The effect in this of heat conduction baffle 118 mainly has following two:(1) heat conduction baffle 118 will The inner chamber of lamp housing 110 is divided into two independent electric chambers and light-source chamber, consequently facilitating two independent explosion-proof chambers are formed, so as to In large-power lamp 100 of the formation with explosion prevention function;(2) heat conduction baffle 118 is typically made of the preferable metal of thermal conductivity, For example, copper, aluminium etc., so as to play electromagnetic shielding action, with the electromagnetic radiation for avoiding the electronic component in electric chamber from producing The luminous efficiency of the light source in light-source chamber.
Also referring to Fig. 2 and Fig. 3, light cover 120 is covering plate structure, and light cover 120 is detachably connected with lamp housing 110, and It is covered on the thermovent 111 of lamp housing 110.The middle part of light cover 120 offers multiple louvres 121.Specifically in the embodiment of diagram In, light cover 120 includes circular substrate 123 and the round boss 125 on substrate 123, and the diameter of round boss 125 is equal to The diameter of the thermovent 111 of lamp housing 110, and less than the diameter of substrate 123.
It should be noted that the structure of light cover 120 is not limited to the structure of foregoing description, or other structures, for example, lamp Lid 120 can be one end open, the tube structure of one end closing.
Further, vent rib can be also provided with the outer surface of light cover 120, to increase the table of the outer surface of light cover 120 Area, so as to improve the radiating efficiency of light cover 120.
Further, the lateral wall of lamp housing 110 is provided with the multiple ribs 117 near thermovent 111, and ribs 117 encloses Set around thermovent 111, and along the axially extending of lamp housing 110, ribs 117 is provided with screw near the end face of thermovent 111. The periphery of light cover 120 is provided with multiple mounting lugs 126 corresponding with multiple ribs 117, and threaded fastener passes through mounting lug Screw after 126 with ribs 117 is screwed, so as to light cover 120 is fixed on lamp housing 110.
Further, the outer surface of the first cylinder 113 and the second cylinder 115 is provided with multiple reinforcements 116, reinforcement 116 Set at equal intervals, and along the axially extending of lamp housing 110.Multiple reinforcements 116 of the second cylinder 115 respectively with the first cylinder 113 multiple ribs 117 and multiple reinforcements 116 are corresponded, right so as to form multiple radiatings in the outer surface of lamp housing 110 Circulation road.Due to foring multiple radiating convection passages in the outer surface of lamp housing 110, when external air flow is blowed to lamp housing 110, can Lamp housing 110 is radiated along radiating convection passage.Also, reinforcement 116 can be functioned as follows simultaneously:(1) strengthen Muscle 116 can provide the structural strength of lamp housing 110, further improve the explosion-proof performance of lamp housing 110;(2) reinforcement 116 increases The surface area of the outer surface of lamp housing 110, the radiating efficiency of heat exchange is carried out to improve lamp housing 110 with external air flow.
Specifically, ribs 117 extends to other end from one end of the first cylinder 113.Mounting lug 126 is located at light cover The periphery of 120 substrate 123, the round boss 125 of light cover 120 is filled in the thermovent 111 of lamp housing 110.
Condenser 130 be used for by high temperature, the gaseous cooling medium liquidation exothermic reaction of high pressure and turn into liquid.Condenser 130 Multiple radiating fins 133 including the first plate body 131 and on relative two surfaces of the first plate body 131.First plate body 131 is Hollow structure.The interval setting of multiple radiating fins 133, and set perpendicular to the surface of the first plate body 131, cooling medium condenses Into liquid, liberated heat is transmitted on radiating fin 133 by the first plate body 131, and by multiple radiating fins 133 with Outside air carries out heat exchange.
Specifically in the illustrated embodiment, the first plate body 131 is rectangle, and its four drift angles are equipped with through hole screw threads for fastening Part through being screwed with light cover 120 after the through hole of fan 140 and first plate body 131, so as to condenser 130 be fixed on On light cover 120.
Fan 140 is arranged on multiple radiating fins 133 on a wherein surface of condenser 130, and condenser 130 is arranged on On the medial surface of light cover 120, and the correspondence louvre 121 of multiple radiating fins 133 on another surface of condenser 130 is set, The air-flow of the blowout of fan 140 from the louvre 121 of light cover 120 by after radiating fin 133, flowing out.
The evaporator 150 is used to seethe with excitement the cooling medium of liquid and vaporizes.Evaporator 150 includes the second plate body 151, the Two plate bodys 151 are hollow structure.
Further, the second plate body 151 is rectangle, and evaporator 150 is also included respectively positioned at four tops of the second plate body 151 Four installation alar parts 153 at angle, install alar part 153 from the drift angle of the second plate body 151 along parallel to the diagonal of the second plate body 151 The direction of line extends, and installs mounting hole is offered on alar part 153, and threaded fastener is through the mounting hole for installing alar part 153 Screwed togather with heat conduction baffle 118, so that the second plate body 151 is close to heat conduction baffle 118 setting, improve the heat absorption effect of evaporator 150 Rate.
Compressor 170 by the cavity of the conveyance conduit 160 of a portion and the second plate body 151 of evaporator 150 and The cavity connection of the first plate body 131 of condenser 130, for being compressed pressurization to gaseous cooling medium.
Throttling arrangement 180 is by the conveyance conduit 160 of another part and the cavity of the second plate body 151 of evaporator 150 And the cavity connection of the first plate body 131 of condenser 130, depressurized for the cooling medium to liquid.Specifically in diagram In embodiment, throttling arrangement 180 can be choke valve.
The wherein cooling medium of liquid by becoming gaseous state after evaporator 150, by the delivery pipe of the side of evaporator 150 Road 160 is transported in compressor 170 and is pressurizeed, in then entering back into condenser 130, by becoming liquid after condenser 130 State, the cooling medium of liquid is by after the decompression of throttling arrangement 180, the conveyance conduit from the opposite side of evaporator 150 flows to steaming again In hair device 150, so that cooling medium circulation heat absorption and heat release between condenser 130 and evaporator 150.
It is specific in the illustrated embodiment, conveyance conduit 160 includes the first conveyance conduit, the second conveyance conduit, the 3rd defeated Send pipeline and the 4th conveyance conduit, the two ends of the first conveyance conduit side respectively with the first plate body 131 of condenser 130 and pressure Contracting machine 170 is connected, and the two ends of the second conveyance conduit connect with the side of compressor 170 and the second plate body 151 of evaporator 150 respectively Logical, the two ends of the 3rd conveyance conduit connect with another opposite side of the first plate body 131 of condenser 130 and throttling arrangement 180 respectively Logical, another opposite side of the two ends of the 4th conveyance conduit respectively with the second plate body 151 of the evaporator 150 of throttling arrangement 180 connects.
It should be noted that conveyance conduit 160 is not limited to the structure of foregoing description, or other structures.
Please refer to Fig. 1 and Fig. 4, further, large-power lamp 100 also includes the light-source chamber installed in lamp housing 110 Interior reflector 192 and lamp socket 194, lamp socket 194 is fixed on heat conduction baffle 118, and is oppositely arranged with evaporator 150.Instead Light cup 192 is cup body structure, and the stub end of reflector 192 and small head end are opening, and the socket portion of lamp socket 194 is arranged on In the opening of the small head end of reflector 192.
Further, the opening periphery of the stub end of reflector 192 extends outwardly flange 192a, and flange 192a is around anti- The opening of the stub end of light cup 192 one week.Large-power lamp 100 also includes Transparent Parts 191 and lamp ring 193, and Transparent Parts 191 are installed In lamp ring 193, lamp ring 193 is screwed with the light-emitting window of lamp housing 110, and turning over the periphery of Transparent Parts 191 and reflector 192 Side 192a is pressed on the end face of the light-emitting window of lamp housing 110.
Further, sealing ring 195, the cladding reflector 192 of sealing ring 195 are arranged with the flange 192a of reflector 192 Flange 192a, and be clamped between the end face of the light-emitting window of flange 192a and lamp housing 110 and flange 192a and Transparent Parts 191 Periphery between.Due to sealing going out for the flange 192a of reflector 192 and Transparent Parts 191 and lamp housing 110 using sealing ring 195 Gap between the end face of optical port, to improve the sealing of light-source chamber.
Further, above-mentioned large-power lamp 100 also includes light source 197, and one end of the light source 197 is arranged on lamp socket 194 Socket portion in.Specific light source 197 is one-way golden halogen light in the illustrated embodiment, and symmetry axis along reflector 192 sets Put.
Further, evaporator 150 and condenser 130 are made of the preferable aluminium alloy of thermal conductivity, lamp housing 110 and lamp Lid 120 is molded using aluminium die-casting, makes the heat conductivility basic of evaporator 150, condenser 130, lamp housing 110 and light cover 120 Cause, be easy to recycle heat to circulate, from temperature end towards low-temperature end quick conductive, so as to improve radiating efficiency.
The major function of each part of above-mentioned large-power lamp 100 is as follows:(1) evaporator 150 can use aluminium alloy system Make, its effect is will seethe with excitement in evaporator vaporization by the liquid cooling medium after reducing pressure by regulating flow, absorption evaporator 150 surface Surrounding air heat and lower the temperature ensure light source heat distribute.(2) condenser 130 can be made using aluminium alloy, By the compressed high temperature and high pressure gas of compressor 170, liquidation exothermic reaction, as liquid, the heat that will be come out by fan 140 Blowout light fixture.(3) fan 140 and condenser 130 are together fixed on light cover by fan 140 above condenser 130 with screw On 120.Fan 140 can accelerate the radiating of condenser 130, heat is dispersed into as soon as possible outside lamp housing 110 and light cover 120, dissipate Thermal effect is more preferable.(4) cooling medium such as freon flowing in conveyance conduit 160 under self gravitation, it is ensured that cooling medium is followed Ring is utilized, and is driven and can be circulated without external motive device, to reach the function of energy-conserving and environment-protective.(5) lamp housing 110 can Formed with using aluminium die casting, light source 197 is installed in the inside with circuit board.A part of heat can be passed through reinforcement by lamp housing 110 116 be dispersed into it is external.(6) light cover 120 can be formed using aluminium die casting, and the part of the correspondence condenser 130 of light cover 120 offers Louvre 121, heating load is dispersed into outside light fixture.(7) compressor 170 is used to pressurize gaseous cooling medium by compressing, Make high temperature and high pressure gas.(8) throttling arrangement 180 is used to depressurize the cooling medium of liquid.
Above-mentioned large-power lamp 100 pressurizes gaseous cooling medium by compressor 170, as high temperature and high pressure gas, enters Condenser 130, condensation liquefaction heat release, as liquid, the heat that will be come out by fan 140 blows out light fixture.Liquid it is cold But medium depressurizes through throttling arrangement 180, into evaporator 150, evaporation gasification heat absorption, as gas, while drawing evaporator 150 The heat that the miscellaneous part of surrounding air and large-power lamp 100 sends, is absorbed lamp interior heat, so as to reach radiating The purpose of cooling.
Embodiment described above only expresses several embodiments of the invention, and its description is more specific and detailed, but simultaneously Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention Shield scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.

Claims (10)

1. a kind of large-power lamp, it is characterised in that including lamp housing, light cover, condenser, fan, evaporator, compressor, throttling Device and conveyance conduit;
The lamp housing, is tube structure, and the lamp housing has light-emitting window and the thermovent relative with the light-emitting window;
The light cover, is covering plate structure, and the light cover is detachably connected with the lamp housing, and is covered on the thermovent;Institute State and offered in the middle part of light cover multiple louvres;
The condenser, for by high temperature, the gaseous cooling medium liquidation exothermic reaction of high pressure and turn into liquid, the condenser bag The first plate body and the multiple radiating fins on relative two surfaces of first plate body are included, first plate body is hollow knot Structure;The multiple radiating fin interval setting, and set perpendicular to the surface of first plate body, the cooling medium condenses Into liquid, liberated heat is transmitted on the radiating fin by first plate body, and by the multiple radiating fin Heat exchange is carried out with outside air;
The fan, on multiple radiating fins on a wherein surface of the condenser, the condenser is arranged on institute State on the medial surface of light cover, and multiple radiating fins correspondence louvre on another surface of the condenser is set, institute The air-flow of fan blowout is stated by after the radiating fin, from louvre outflow;
The evaporator, vaporizes for the cooling medium of liquid to be seethed with excitement, and the evaporator includes the second plate body, second plate Body is hollow structure cooling medium;
The compressor, by the conveyance conduit of a portion and the cavity of the second plate body of the evaporator and described The cavity connection of the first plate body of condenser, for being compressed pressurization to the gaseous cooling medium;
The throttling arrangement, by the cavity of the conveyance conduit with the second plate body of the evaporator of another part and institute The cavity connection of the first plate body of condenser is stated, is depressurized for the cooling medium to liquid;
Wherein, the cooling medium of liquid is after the evaporator by becoming gaseous state, by the institute of the side of the evaporator State conveyance conduit and be transported in the compressor and pressurizeed, in then entering back into the condenser, by the condenser After become liquid;The cooling medium of liquid by the throttling arrangement decompression after, again from the evaporator opposite side The conveyance conduit is flowed in the evaporator, so that the cooling medium is followed between the condenser and the evaporator Ring absorbs heat and heat release.
2. large-power lamp as claimed in claim 1, it is characterised in that the lateral wall of the lamp housing is provided near the radiating Multiple ribs of mouth, the ribs is set around the thermovent, and along the axially extending of the lamp housing, the reinforcement Rib is provided with screw near the end face of the thermovent;The periphery of the light cover is provided with multiple peaces corresponding with the multiple ribs Dress lug, threaded fastener is screwed after passing through the mounting lug with the screw of the ribs, so as to the light cover be consolidated It is scheduled on the lamp housing.
3. large-power lamp as claimed in claim 2, it is characterised in that first plate body is rectangle, its four drift angles are equal Be provided with through hole, threaded fastener through being screwed with the light cover after the through hole of the fan and first plate body, from And the condenser is fixed on the light cover.
4. large-power lamp as claimed in claim 2, it is characterised in that the lamp housing includes the first cylinder and with described first Second cylinder of cylinder connection;First cylinder is circular cylinder body, and the thermovent is located at first cylinder away from described The openend of the second cylinder;Second cylinder is circular cylinder body, and the internal diameter of second cylinder is more than first cylinder Internal diameter, the light-emitting window of the lamp housing is located at openend of second cylinder away from first cylinder;The ribs is from institute The one end for stating the first cylinder extends to other end.
5. large-power lamp as claimed in claim 4, it is characterised in that the connection of second cylinder and first cylinder Place forms a heat conduction baffle, and be divided into positioned at the electric chamber of first cylinder for the inner chamber of the lamp housing by the heat conduction baffle And positioned at the light-source chamber of second cylinder.
6. large-power lamp as claimed in claim 5, it is characterised in that second plate body is rectangle, and the evaporator is also Including four installation alar parts being located at respectively at four drift angles of second plate body, the installation alar part is from second plate body Drift angle along parallel to second plate body cornerwise direction extend, and it is described installation alar part along offer mounting hole, Threaded fastener is screwed togather through the mounting hole of the installation alar part with the heat conduction baffle, so that second plate body is close to institute State heat conduction baffle setting.
7. large-power lamp as claimed in claim 4, it is characterised in that the appearance of first cylinder and second cylinder Face is provided with multiple reinforcements, and the reinforcement is set at equal intervals, and along the axially extending of the lamp housing;Second cylinder Multiple reinforcements are corresponded with multiple ribs and multiple reinforcements of first cylinder respectively, so as in the lamp housing Outer surface forms multiple radiating convection passages.
8. large-power lamp as claimed in claim 5, it is characterised in that also including the reflector in the light-source chamber And lamp socket, the lamp socket is fixed on the heat conduction baffle, and is oppositely arranged with the evaporator;The reflector is cup Structure, and the stub end of the reflector and small head end are opening, and the socket portion of the lamp socket is arranged on the reflector Small head end opening in.
9. large-power lamp as claimed in claim 8, it is characterised in that the opening periphery of the stub end of the reflector is outwardly It is extended with flange, the flange was around the opening of the stub end of the reflector one week;The large-power lamp also includes transparent Part and lamp ring, the Transparent Parts are arranged in the lamp ring, and the lamp ring is screwed with the light-emitting window of the lamp housing, and will be described The flange of the periphery of Transparent Parts and the reflector is pressed on the end face of the light-emitting window of the lamp housing.
10. large-power lamp as claimed in claim 9, it is characterised in that be arranged with sealing ring on the flange of the reflector, The sealing ring coats the flange of the reflector, and is clamped between the end face of the light-emitting window of the flange and the lamp housing And between the periphery of the flange and the Transparent Parts;The light cover includes circular substrate and the circle on the substrate Boss, the diameter of the round boss is equal to the diameter of the thermovent of the lamp housing, and less than the diameter of the substrate;It is described Mounting lug is located at the periphery of the substrate, and the round boss is filled in the thermovent of the lamp housing.
CN201310198885.6A 2013-05-24 2013-05-24 Large-power lamp Active CN104180352B (en)

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CN104180352B true CN104180352B (en) 2017-06-06

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