CN209186641U - A kind of cold light source system with heat dissipation wind channel - Google Patents
A kind of cold light source system with heat dissipation wind channel Download PDFInfo
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- CN209186641U CN209186641U CN201821133012.1U CN201821133012U CN209186641U CN 209186641 U CN209186641 U CN 209186641U CN 201821133012 U CN201821133012 U CN 201821133012U CN 209186641 U CN209186641 U CN 209186641U
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Abstract
The utility model provides a kind of cold light source system with heat dissipation wind channel, including cabinet, at least one air inlet is offered on any cabinet wall of cabinet, the first air outlet and the second air outlet are offered along wind direction on the identical or different cabinet wall of the cabinet wall where with air inlet, air inlet is divided at least two-way and blows out respectively from the first air outlet and the second air outlet；AC air pump component, LED drive board, light source assembly, switch power module, control panel, a part is set gradually along first via air inlet direction in inlet wire filter, and another part is set gradually along the second road air inlet direction.To air inlet branch setting, air inlet at least divides two-way to flow out, provided with multiple heat dissipation wind channels, accelerate cabinet inside heat and dissipates consumption, avoid and slow down the high temperature ageing of cabinet inside device and component, and then ensure that the service life of the other assemblies in LED light and cabinet, allow the reliability of cold light source system to greatly improve.
Description
Technical field
The utility model relates to a kind of LED light sources, more particularly to a kind of cold light source system with heat dissipation wind channel.
Background technique
With being constantly progressive for high-brightness LED technology, medical endoscope light source field using great power LED luminescence chip as
The cold light source for endoscope of core gradually starts to capture originally by the market of the dominance such as tungsten halogen lamp, hernia lamp.LED cold light source can
With the deficiency efficiently against endoscope illuminators such as existing tungsten halogen lamp, hernia lamps, with its brightness is high, colour temperature is suitable, calorific value is few,
The many merits such as the service life is long and the pro-gaze by users.It is small that the LED cold light source of the technology maturation theoretical service life can achieve 70,000
When more than, LED life control at present mainly controls the junction temperature of LED, so that its operating time can reach theoretical as far as possible
Service life.
The running parameters such as record LED junction temperature, illuminance are disclosed in the Chinese patent of Publication No. CN103479319A,
And it is avoided that the skill of contingency occurs because of LED light service life reason using the time according to the accumulation that running parameter calculates LED light
Art scheme.A kind of junction temperature of real-time measurement LED luminescence chip is disclosed in the Chinese patent of Publication No. CN103462578A,
And pass through the relation curve of junction temperature and service life, it controls semiconductor chilling plate and radiator fan and temperature control is carried out to LED luminescence chip
Technical solution.It is tested and is controlled just for the junction temperature of LED luminescence chip in above-mentioned two patents, to endoscope cold light
Other circuits and device do not carry out temperature control management, such as control panel, driving plate, Switching Power Supply in the system of source, can not solve it
Cold light source failure problems caused by the mistake cause thermal damage of his circuit or device.On the other hand, cold light source internal system environment temperature pair
The aging of each device of internal system is affected, if in the reasonable scope by the control of cold light source internal system environment temperature, by pole
The earth improves the performance of internal each device and extend them uses the time.
Utility model content
The utility model aims to solve at least the technical problems existing in the prior art, especially innovatively proposes a kind of tool
There is the cold light source system of heat dissipation wind channel.
In order to realize the above-mentioned purpose of the utility model, the utility model provides a kind of cold light source with heat dissipation wind channel
System, including cabinet offer at least one air inlet on any cabinet wall of the cabinet, the cabinet wall where with air inlet
The second air outlet and the first air outlet are offered along wind direction on identical or different cabinet wall, air inlet is divided at least two-way difference
It is blown out from the first air outlet and the second air outlet；
AC air pump component, LED drive board, light source assembly, control panel, switch power module, one in inlet wire filter
Divide and set gradually along first via air inlet direction, another part is set gradually along the second road air inlet direction.
Above-mentioned technical proposal has the beneficial effect that, to air inlet branch setting, air inlet at least divides two-way to flow out, is provided with multiple
Heat dissipation wind channel accelerates cabinet inside heat and dissipates consumption, avoids cabinet inside local temperature excessively high, makes the luminous core of the LED of cabinet inside
Piece, the devices such as driving plate, control panel and medical isolating switch power are in good environment temperature, slow down cabinet inside device
And the high temperature ageing of component, such as capacitor, resistance, metal-oxide-semiconductor and harness etc., the temperature rise speed of device or component in cabinet can be inhibited
Degree, ensure that the service life of the other assemblies in LED light and cabinet, the reliability of cold light source system is allowed to greatly improve.
In a kind of preferred embodiment of the utility model, the AC air pump component, light source assembly, control panel and
LED drive board is set gradually along first via air inlet direction, and the LED drive board is located at the first air outlet；
The switch power module and inlet wire filter are set gradually along the second road air inlet direction, the switch power module
At the second air outlet.
Above-mentioned technical proposal has the beneficial effect that the calorific value based on device has carried out reasonable layout, and system is main
Heat source device switch power module and LED drive board are laid in respectively in two air ducts, and are located at the second air outlet and
One air outlet avoids its heat from being transported to other devices by the moving air in air duct, and then accelerates other device temperature rises, old
Change and damages.
It further include being arranged in first air outlet and/or second in a kind of preferred embodiment of the utility model
At least one first temperature sensor of air outlet, extract in cabinet outside hot-air to cabinet positioned at the first of the first air outlet
Extractor fan and/or the second extractor fan positioned at the second air outlet；
First temperature input of the controller on the output end and control panel of first temperature sensor connects；Control
The first fan driving end of device is connect with the driving input terminal of the first extractor fan, the second fan driving end and second of controller
The driving input terminal of extractor fan connects.
Having the beneficial effect that for above-mentioned technical proposal is extracted out in cabinets near two air outlets by two extractor fan strengths
Hot-air, accelerate cabinet in air flowing and heat dissipate consumption speed.First temperature sensor real-time monitoring temperature in chassis, when
When the temperature is excessively high, controller increases driving signal to improve extractor fan revolving speed, increases air quantity, reduces cabinet inside temperature, makes
Light source assembly and other assemblies work are in optimal operating temperature, and the noise generated is minimum.
In a kind of preferred embodiment of the utility model, the light source assembly includes optically focused mould group, is arranged in optically focused
In 45 degree tilted-putted reflecting plates, emergent light with the of horizontal direction injection first plane of incidence of reflecting plate in mould group input path
One LED light source, emergent light inject the second LED light source of second plane of incidence of reflecting plate with vertical direction；
First LED light source is including the first cooling fin, the first LED luminescence chip being fixedly connected with the first cooling fin,
The second temperature sensing that blowing mouth is directed at the first fan blowing of the first cooling fin and is arranged on the first LED luminescence chip
Device；Second LED light source includes the second cooling fin, the 2nd LED luminescence chip, the blowing mouth being fixedly connected with the second cooling fin
The third temperature sensor for being directed at the second fan blowing of the second cooling fin and being arranged on the 2nd LED luminescence chip；
Separately positioned the first LED drive circuit for having the first LED light source and the 2nd LED light source in the LED drive board
Second LED drive circuit；
The input terminal of the first LED luminescence chip is connect with the output end of the first LED drive circuit, the first LED driving
The first light source driving end connection of the input terminal and controller of circuit, the driving input terminal and controller of first fan blowing
Third fan driving end connection, the second temperature input terminal of the output end of the second temperature sensor and controller connects；
The input terminal of the 2nd LED luminescence chip is connect with the output end of the second LED drive circuit, the 2nd LED driving
The second light source driving end connection of the input terminal and controller of circuit, the driving input terminal and controller of second fan blowing
The 4th fan driving end connection, the third temperature input of the output end of the third temperature sensor and controller connects.
Above-mentioned technical proposal has the beneficial effect that light source assembly includes the separately positioned LED light source of two driving circuits,
Unaffected by each other, when wherein a paths of LEDs luminescence chip and/or LED drive circuit damage, another way can be used as emergency light source
It uses, jeopardizes operation patients safety because there is no light to guide operation when LED light source damages suddenly in vivo to avoid endoscope
The problem of.The cold air of entrance is sent into cooling fin by fan blowing, is cooled down to cooling fin, is accelerated air velocity, is protected simultaneously
Card each position of cooling fin has cold air to flow through, while cold air is sent to other positions in cabinet.
In a kind of preferred embodiment of the utility model, the cabinet inside further include by switch power module,
Inlet wire filter and the second air outlet are isolated in the partition inside separate space, and the partition is in the air stream entered from air inlet
Bulkhead apertures are offered through place.
Above-mentioned technical proposal has the beneficial effect that switch power module, inlet wire filter and the second air outlet partition
It is separated with other parts, protective switch power module, the heat for avoiding other assemblies or device from dissipating consumption keeps its temperature excessively high, causes
Power module failure, the problem of making entire cold light source system lose power supply, lead to operation patients great security risk.
Detailed description of the invention
Fig. 1 is two dimensional topology schematic diagram in one specific embodiment of the utility model；
Fig. 2 is system block diagram in one specific embodiment of the utility model.
Description of symbols:
1 cabinet；2 air inlets；3 first air outlets；4 second air outlets；5 switch power modules；6 first extractor fans；7
Two extractor fans；8LED driving plate；9 first temperature sensors；10 AC air pump components；11 second fan blowings；12 the 2nd LED
Light source；13 first LED light sources；14 first fan blowings；15 partitions；16 bulkhead apertures；17 touching type operation panels；The filter of 18 inlet wires
Wave device；19 power outlets；20 control panels.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the description of the present invention, it should be understood that term " longitudinal direction ", " transverse direction ", "upper", "lower", " preceding ",
The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached
Orientation or positional relationship shown in figure, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion
Signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this
The limitation of utility model.
In the description of the present invention, unless otherwise specified and limited, it should be noted that term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be mechanical connection or electrical connection, the company being also possible to inside two elements
It is logical, it can be directly connected, can also indirectly connected through an intermediary, for the ordinary skill in the art, it can
To understand the concrete meaning of above-mentioned term as the case may be.
The cold light source system with heat dissipation wind channel that the utility model discloses a kind of, in a preferred embodiment, such as
Shown in Fig. 1, which includes cabinet 1, offers at least one air inlet 2 on any cabinet wall of cabinet 1, with
The first air outlet 4 and the second air outlet 3 are offered along wind direction on the identical or different cabinet wall of 2 place cabinet wall of air inlet, into
Wind is divided at least two-way and blows out respectively from the second air outlet 4 and the first air outlet 3；AC air pump component 10, LED drive board 8,
Light source assembly, control panel 20, switch power module 5, a part is set gradually along first via air inlet direction in inlet wire filter 18,
Another part is set gradually along the second road air inlet direction.
In the present embodiment, as shown in Figure 1, offering air inlet 2 on the side wall of cabinet 1, along air inlet 2 on rear wall
Air inlet direction offer the second air outlet 4 and the first air outlet 3；Air inlet 2 is preferably but not limited to using open form, or
Referring to other 2 structures of air inlet designed according to fluid mechanics principle in the prior art, further, flow is entered the wind to increase,
The extractor fan in cabinet 1 can be sent into from external extraction fresh air at installation one at air inlet 2.Because device heating makes in cabinet 1
Air themperature is much higher compared with the outer air themperature of cabinet 1, acts on the hot-air in lower case 1 from air outlet in 1 inside and outside differential pressure of cabinet
Discharge.
In a kind of preferred embodiment of the utility model, AC air pump component 10, light source assembly, 20 and of control panel
LED drive board 8 is set gradually along first via air inlet direction, and LED drive board 8 is located at the first air outlet 3；
Switch power module 5 and inlet wire filter 18 are set gradually along the second road air inlet direction, and switch power module 5 is located at
At second air outlet 4.
In the present embodiment, main heating source device is placed at air outlet, its heat is discharged, which in time, does not influence other
Device is conducive to keep lower temperature in cabinet 1.LED drive board 8 be include LED drive chip and its peripheral circuit
Pcb board, LED drive chip be preferably but not limited to select the great power LEDs driving chip such as LM3401 or MAX16818DENG and
Its peripheral circuit, particular circuit configurations please refer to chip handbook, and details are not described herein.
It in the present embodiment, further include power outlet 19 inside cabinet 1,19 input terminal of power outlet is electrically connected with city,
19 output end of power outlet is connect with the input terminal of inlet wire filter 18, the output end and switch power module of inlet wire filter 18
5 input terminal connection.The phase three-wire three of the ZYH-3F series of Beijing Zhong Yuhao Electric Applicance Co., Ltd can be selected in inlet wire filter 18
EMI power-supply filter.
In the present embodiment, switch power module 5 include AC-DC conversion module, further include 12VDC-DC module and
3.3VDC-DC module, AC-DC conversion module can be selected Beijing source generation such as and reach the medical of the model YSDPS-120-24 of company
Isolating switch power.The 24V that model LM2576HV-12 can be selected in 12VDC-DC module turns 12V switching power source chip.
The 24V that LM2675-3.3V can be selected in 3.3VDC-DC module turns 3.3V switching power source chip, and particular circuit configurations please refer to chip
Design manual, this will not be repeated here.
It further include being arranged in the first air outlet 3 and/or the second outlet air in a kind of preferred embodiment of the utility model
First temperature sensor 9 of mouth 4 extracts the first exhausting wind positioned at the first air outlet 3 in cabinet 1 outside hot-air to cabinet 1
Fan 6 and/or positioned at the second air outlet 4 the second extractor fan 7；
The output end of first temperature sensor 9 is connect with the first temperature input of the controller on control panel 20；Control
The first fan driving end of device connect with the driving input terminal of the first extractor fan 6, and the second fan of controller drives end and the
The driving input terminal of two extractor fans 7 connects.
In the present embodiment, control panel 20 is including at least the pcb board for having controller and its peripheral circuit, controller
It is preferably but not limited to select the single-chip microcontroller of model LPC1768 or other 51 single-chip microcontrollers or MCU chip.Extractor fan
Choose the extractor fan model that can refer in host computer outside cpu controller, voltage output pin (such as I/O pipe of controller
Foot or D/A output pin) input terminal of the different size of voltage of output to extractor fan is the revolving speed of changeable extractor fan.The
One temperature sensor 9 is preferably but not limited to the air themperature RTD sensor of selection Omega company.
In the present embodiment, there is multiple high heat generating components, including switch power module 5, friendship inside LED cold light source
The components such as gas pump assembly 10, LED light source and LED drive board 8, so the heat dissipation of cabinet 1 is very crucial, above-mentioned technical side
The cooling measures such as case combination Duct design, fan cooling and assembly layout can control the bulk temperature of cabinet 1 in smaller model
In enclosing.
In the present embodiment, the discharge of 1 hot inside air of cabinet, including the first exhausting wind are accelerated using exhausting heat radiation mode
Fan 6 and the second extractor fan 7, as shown in Figure 1, extracted the hot-air in the first air duct outside cabinet 1 out by the first extractor fan 6,
The hot-air for accelerating the first air duct is flowed out from the first air outlet 3；The hot-air in the second air duct is extracted out by the second extractor fan 7
Outside cabinet 1, the hot-air for accelerating the second air duct is flowed out from the second air outlet 4.
In the present embodiment, the first temperature sensor is set at 1 first air outlet 3 of cabinet and/or the second air outlet 4
9, can be monitored in real time the temperature that hot-air is discharged inside cabinet 1, it is preferred that a system temperature threshold is set inside controller
It is worth storage unit, when the first temperature sensor 9 detects that the hot air temperature that cabinet 1 is discharged reaches the system temperature threshold value of setting
When, controller increases output voltage to the second extractor fan 7 and/or the driving input terminal of the first extractor fan 6, promotes its turn
Speed increases air output, makes the reduction of 1 internal temperature of cabinet, so that 1 internal temperature of cabinet is in system temperature threshold value.
In a kind of preferred embodiment of the utility model, light source assembly includes optically focused mould group, is arranged in optically focused mould group
The first of first plane of incidence of reflecting plate is injected with horizontal direction in 45 degree of tilted-putted reflecting plates, emergent light in input path
LED light source 13, emergent light inject the second LED light source 12 of second plane of incidence of reflecting plate with vertical direction；
First LED light source 13 includes the first cooling fin, and the first LED luminescence chip being fixedly connected with the first cooling fin is blown
The second temperature sensing that air port is directed at the first fan blowing 14 of the first cooling fin and is arranged on the first LED luminescence chip
Device；Second LED light source 12 includes the second cooling fin, the 2nd LED luminescence chip, the blowing mouth pair being fixedly connected with the second cooling fin
Second fan blowing 11 of quasi- second cooling fin and the third temperature sensor being arranged on the 2nd LED luminescence chip；
The second of separately positioned the first LED drive circuit for having the first LED light source and the second LED light source in LED drive board 8
LED drive circuit；
The input terminal of first LED luminescence chip is connect with the output end of the first LED drive circuit, the first LED driving circuit
Input terminal and controller first light source driving end connection, the first fan blowing 14 driving input terminal and controller third
Fan drives end connection, and the output end of second temperature sensor and the second temperature input terminal of controller connect；
The input terminal of 2nd LED luminescence chip is connect with the output end of the second LED drive circuit, the 2nd LED driving circuit
Input terminal and controller second light source driving end connection, the second fan blowing 11 driving input terminal and controller the 4th
Fan drives end connection, and the output end of third temperature sensor and the third temperature input of controller connect.
In the present embodiment, it as shown in Fig. 2, optically focused mould group is preferably but not limited to selection LED convex lens, focuses parallel
LED light.First plane of incidence of reflecting plate is to reflect or the transmission plane of incidence, and second plane of incidence of reflecting plate is reflecting surface, first
The emergent ray of LED light source 13 becomes directional light after reflecting plate reflects or transmits and injects optically focused mould group, the second LED light source 12
Emergent ray become after baffle reflection directional light inject optically focused mould group.Reflecting plate is LED refraction-reflection lens.First
LED luminescence chip and the 2nd LED luminescence chip can be high-power LED.Preferably, for convenient for differentiation, the first LED
Luminescence chip is white LED luminary diode, and the 2nd LED luminescence chip is purple LED light emitting diode.First LED driving electricity
Road and/or the second LED drive circuit are preferably but not limited to select the great power LEDs driving chips such as LM3401 or MAX16818DENG
And its peripheral circuit, it is connect with the controller on control panel 20 by I2C serial communication.First fan blowing 14 and second is blown
Wind fan 11 can refer to the selection of the radiator fan at host computer internal electric source module.Second temperature sensor and third temperature pass
Thermistor temperature sensor can be selected in sensor, and output signal has the A/D acquisition pin of controller to receive.
In a kind of application scenarios in the present embodiment, the brightness and two of two paths of LED light source is adjusted by control panel 20
Road light source opens or closes, and LED temperature threshold value is provided in the storage unit inside controller, works as second temperature sensor
Or the output valve of third temperature sensor, when reaching LED temperature threshold value, controller is by increasing the drive with the first fan blowing 14
The output voltage of the pin of the driving input terminal connection of dynamic input terminal and the second fan blowing 11, so that it may increase rotation speed of the fan progress
Cooling, the pin can be D/A output pin or I/O pin.The driving circuit of White LED and purple LED are parallel isolation electricity
Road, unaffected by each other, when LED drive circuit and/or the damage of LED light emitting diode all the way, another way LED light source, which can be used as, is answered
Anxious light source uses, and prevents from jeopardizing operation patients safety.
In a kind of preferred embodiment of the utility model, inside cabinet 1 further include by switch power module 5, into
Line filter 18 and the second air outlet 4 are isolated in the partition 15 inside separate space, partition 15 flowed by air inlet 2 it is cold
The place of flowing through of air offers the opening of partition 15.
In the present embodiment, as shown in Figure 1, partition 15 can be bending form, bulkhead apertures 16 can for multiple bar shapeds or
Person's round hole.Partition 15 is preferably but not limited to be made of heat-insulated material.
In a kind of application scenarios of present embodiment, the cold wind entered from 1 air inlet 2 of cabinet passes through AC air pump component
It is shunted after 10 this pyrotoxin, a part of 5 region of access switch power module, it will be comprising opening by the second extractor fan 7
The heat in the second air duct of powered-down source module 5 is expelled to 1 outside of cabinet by the second air outlet 4；Another part from air inlet 2 into
The cold wind entered enters the first air duct after flowing through AC air pump component 10, reaches light source assembly afterwards, and light source assembly includes the first LED light
Source 13LED1 and the second LED light source 12LED2.Using the first fan blowing 14 against in the first LED light source 13LED1 at the LED1
The blowing of the first cooling fin, be sent into cold air to the first cooling fin and accelerate air velocity, guarantee each position of the first cooling fin
There is cold air to flow through；Meanwhile first fan blowing 14 can also play cold air is sent to other optics devices in light source assembly
At part and the second fan blowing 11, guarantee that airless flows through region on the path of air duct.Second fan blowing 11 is to the second LED light source
The cooling fin of 12LED2 cools down, while the air-flow in this region being dispelled, and is conducive to other passive fever optics in this region
Assembly radiating, these optical modules are irradiated to due to the infrared spectroscopy in the emergent light spectrum of LED containing some by light source
Optical module temperature can all increase.LED drive board 8 is the maximum pyrotoxin in cold light source cabinet 1, and maximum pyrotoxin is close
1 first air outlet 3 of cabinet is placed, and avoids the heat transfer of LED drive board 8 to other assemblies, also, LED drive board 8 is placed on
At first air outlet 3, it is herein the air duct maximum place of overdraught amount, sheds faster conducive to heat.
In a kind of preferred embodiment of the utility model, touching type operation panel is provided on the antetheca of cabinet 1
17, touching type operation panel 17 is connect by second serial with controller.
In the present embodiment, touching type operation panel 17 may include multiple touch key-press and display screen, and display screen can be
LCD.LCD can be communicated to connect by I2C serial ports and controller, carry out data control, and touch key-press can pass through the I/O on controller
Brightness can be arranged by touch key-press in interface connection, user, and the parameters such as air pump air pressure can be observed to work as by display screen user
Preceding 1 internal temperature of cabinet, which LED light source are using.
In the present embodiment, AC air pump component 10 is used to supply to endoscope, and endoscope needs after being inserted into human body
It supplies gas and stomach or 12 rectal distensions comes, increase and check area.
In a kind of preferred embodiment of the utility model, the controller on control panel 20 includes at least system temperature threshold
It is worth memory, first comparator, the first reference power source and adder, the output end of system temperature threshold value memory is compared with first
The negative input of device connects, and the positive input of 9 output end of the first temperature sensor and first comparator connects, and first compares
The output end of device and the first input end of adder connect, and the output end of the first reference power source and the second input terminal of adder connect
It connects, the output end of adder is connect with the driving input terminal of the first extractor fan 6.
In the present embodiment, 74HC165D can be selected in system temperature threshold value memory, and inputs number by touch key-press
Value, the first reference power source can be selected the 4V accurate voltage chips such as REF2940AIDBZT of TI, build periphery with reference to its chip handbook
Circuit obtains.First comparator optional LM324 or LM358, adder can also be adder operational amplifier, those skilled in the art
It can be built by normal operation amplifier according to the analog circuit of amplifier adder in the prior art, normal operation amplifier is optional
Use LM324.
In the present embodiment, the value of system temperature threshold value can be the first temperature biography when system temperature reaches 50 degrees Celsius
The voltage value that sensor 9 exports, when the voltage value of the first temperature sensor 9 output reaches system temperature threshold value, first comparator
High level is exported, is exported after being superimposed with the first reference power source through adder to the driving input terminal of the first extractor fan 6, driving
Voltage increases, and rotation speed of the fan increases.When the voltage value of the first temperature sensor 9 output is not up to system temperature threshold value, first
Comparator exports low level, and output is approximately equal to the output voltage of the first reference voltage after being superimposed with the first reference power source through adder
Voltage signal to the driving input terminal of the first extractor fan 6,6 driving voltage of the first extractor fan is basically unchanged, and remains original
Revolving speed.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
Stating may not refer to the same embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be
It can be combined in any suitable manner in any one or more embodiment or examples.
While there has been shown and described that the embodiments of the present invention, it will be understood by those skilled in the art that:
These embodiments can be carried out with a variety of variations, modification, replacement in the case where not departing from the principles of the present invention and objective
And modification, the scope of the utility model are defined by the claims and their equivalents.
Claims (5)
1. a kind of cold light source system with heat dissipation wind channel, which is characterized in that including cabinet, on any cabinet wall of the cabinet
At least one air inlet is offered, offers second along wind direction on the identical or different cabinet wall of the cabinet wall where with air inlet
Air outlet and the first air outlet, air inlet are divided at least two-way and blow out respectively from the first air outlet and the second air outlet；
AC air pump component, LED drive board, light source assembly, control panel, switch power module, a part of edge in inlet wire filter
First via air inlet direction is set gradually, and another part is set gradually along the second road air inlet direction.
2. as described in claim 1 with the cold light source system of heat dissipation wind channel, which is characterized in that the AC air pump component,
Light source assembly, control panel and LED drive board are set gradually along first via air inlet direction, and the LED drive board is located at the first outlet air
At mouthful；
The switch power module and inlet wire filter are set gradually along the second road air inlet direction, and the switch power module is located at
At second air outlet.
3. as described in claim 1 with the cold light source system of heat dissipation wind channel, which is characterized in that further include setting described the
At least one first temperature sensor of two air outlets and/or the first air outlet extracts the position in cabinet outside hot-air to cabinet
The first extractor fan in the first air outlet and/or the second extractor fan positioned at the second air outlet；
First temperature input of the controller on the output end and control panel of first temperature sensor connects；Controller
First fan driving end is connect with the driving input terminal of the first extractor fan, the second fan driving end of controller and the second exhausting
The driving input terminal of fan connects.
4. as described in claim 1 with the cold light source system of heat dissipation wind channel, which is characterized in that the light source assembly includes poly-
Optical mode group is arranged in optically focused mould group input path and is injected instead in 45 degree of tilted-putted reflecting plates, emergent light with horizontal direction
Penetrate the second LED light that the first LED light source, the emergent light of first plane of incidence of plate inject second plane of incidence of reflecting plate with vertical direction
Source；
First LED light source includes the first cooling fin, the first LED luminescence chip being fixedly connected with the first cooling fin, blowing
First fan blowing of mouth the first cooling fin of alignment and the second temperature sensor being arranged on the first LED luminescence chip；Institute
Stating the second LED light source includes the second cooling fin, is aligned with the 2nd LED luminescence chip, the blowing mouth that the second cooling fin is fixedly connected
Second fan blowing of the second cooling fin and the third temperature sensor being arranged on the 2nd LED luminescence chip；
The second of separately positioned the first LED drive circuit for having the first LED light source and the second LED light source in the LED drive board
LED drive circuit；
The input terminal of the first LED luminescence chip is connect with the output end of the first LED drive circuit, the first LED drive circuit
Input terminal and controller first light source driving end connection, the first fan blowing driving input terminal and controller third wind
Fan driving end connection, the output end of second temperature sensor and the second temperature input terminal of controller connect；
The input terminal of the 2nd LED luminescence chip is connect with the output end of the second LED drive circuit, the second LED drive circuit
Input terminal and controller second light source driving end connection, the second fan blowing driving input terminal and controller the 4th wind
Fan driving end connection, the output end of third temperature sensor and the third temperature input of controller connect.
5. the cold light source system with heat dissipation wind channel as described in one of claim 2,3, which is characterized in that in the cabinet
Portion further includes the partition being isolated in switch power module, inlet wire filter and the second air outlet inside separate space, it is described every
Plate offers bulkhead apertures at the air place of flowing through entered from air inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821133012.1U CN209186641U (en) | 2018-07-17 | 2018-07-17 | A kind of cold light source system with heat dissipation wind channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821133012.1U CN209186641U (en) | 2018-07-17 | 2018-07-17 | A kind of cold light source system with heat dissipation wind channel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209186641U true CN209186641U (en) | 2019-08-02 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112197204A (en) * | 2020-10-26 | 2021-01-08 | 亳州联岐医疗科技有限公司 | LED medical cold light source |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112197204A (en) * | 2020-10-26 | 2021-01-08 | 亳州联岐医疗科技有限公司 | LED medical cold light source |
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Effective date of registration: 20211105 Address after: 401120 1-1, 2-1, 3-1, building 5, No. 18, Cuiping Lane 2, Huixing street, Yubei District, Chongqing Patentee after: Chongqing Jinshan Medical Technology Research Institute Co.,Ltd. Address before: 401120 1 office buildings, Jinshan International Industrial City, 18 of Nei sang Road, Hui Xing street, Yubei District, Chongqing. Patentee before: CHONGQING JINSHAN MEDICAL APPLIANCE Co.,Ltd. |