CN208741762U - A kind of convection heat-dissipation medical lamp - Google Patents
A kind of convection heat-dissipation medical lamp Download PDFInfo
- Publication number
- CN208741762U CN208741762U CN201820359129.5U CN201820359129U CN208741762U CN 208741762 U CN208741762 U CN 208741762U CN 201820359129 U CN201820359129 U CN 201820359129U CN 208741762 U CN208741762 U CN 208741762U
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- China
- Prior art keywords
- gear
- heat dissipation
- cavity
- dissipation cavity
- heat
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Abstract
The utility model discloses a kind of convection heat-dissipation medical lamps, comprising: lampshade, LED lamp panel and lamp cap form cavity between lampshade and lamp cap；LED lamp panel is located at the top of lampshade, cavity is separated into emitting cavity and heat dissipation cavity by LED lamp panel, the side wall of heat dissipation cavity is equipped with several exhaust vents being connected to heat dissipation cavity, the bottom wall of heat dissipation cavity is equipped with several air inlet holes being connected to heat dissipation cavity, radiator structure is equipped in heat dissipation cavity, radiator structure includes motor, first gear, first gear axis, second gear, second gear axis and blade group, first gear is engaged with the drive shaft of motor, first gear axis is fixedly connected with first gear, second gear is engaged with first gear axis, second gear axis is fixedly connected with second gear, blade group and second gear axis are sequentially connected, extraneous cold wind is sucked heat dissipation cavity by blade group from air inlet hole, and the hot wind in heat dissipation cavity is discharged from exhaust vent, the utility model uses convection type radiating mode, good heat dissipation effect.
Description
Technical field
The utility model relates to lighting technical field more particularly to a kind of convection heat-dissipation medical lamps.
Background technique
With the high speed development of LED technology, LED illumination is increasingly becoming the only choosing of novel green illumination, and medical lamp is past
Cause its thermal diffusivity poor since medical lamp often continues working toward for LED light, the service life for leading medical lamp is shorter, in this way
Affect being normally carried out for medical treatment.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of convection heat-dissipation medical lamps.
In order to solve the above technical problems, the technical solution of the utility model is:
A kind of convection heat-dissipation medical lamp is provided, comprising: lampshade, LED lamp panel and lamp cap, the lampshade and the lamp cap it
Between form the cavity for accommodating LED lamp panel；The LED lamp panel is located at the top of the lampshade, and the LED lamp panel is by the chamber
Body is separated into the emitting cavity on top and the heat dissipation cavity of lower part, does if the side wall of the heat dissipation cavity is equipped with what the heat dissipation cavity was connected to
Air holes, the bottom wall of the heat dissipation cavity are equipped with several air inlet holes being connected to the heat dissipation cavity, are equipped with radiator structure in the heat dissipation cavity,
The radiator structure includes motor, first gear, first gear axis, second gear, second gear axis and blade group, and described first
Gear is engaged with the drive shaft of motor, and the first gear axis is fixedly connected with first gear, the second gear and the first tooth
Wheel shaft engagement, the second gear axis are fixedly connected with second gear, and the blade group and second gear axis are sequentially connected, described
Extraneous cold wind suck the heat dissipation cavity by blade group from the air inlet hole, and by the hot wind in the heat dissipation cavity from it is described out
It is discharged at air holes.
Wherein, in above-mentioned convection heat-dissipation medical lamp, the diameter of the second gear is greater than the straight of the first gear
Diameter.
Wherein, in above-mentioned convection heat-dissipation medical lamp, the diameter of the second gear is the diameter of the first gear
2-4 times.
Wherein, in above-mentioned convection heat-dissipation medical lamp, the motor is vertically arranged, and the drive shaft is set to the motor
Lower end.
Wherein, in above-mentioned convection heat-dissipation medical lamp, have between the top of the motor and the bottom of the LED lamp panel
There is gap.
Wherein, in above-mentioned convection heat-dissipation medical lamp, the gap is greater than 10mm.
Wherein, in above-mentioned convection heat-dissipation medical lamp, the top of the LED lamp panel is equipped with several LED lamp beads, several
The setting of LED lamp bead radiant type.
Using above-mentioned technical proposal, the utility model has the following beneficial effects:
Compared with prior art, a kind of convection heat-dissipation medical lamp of the utility model, heat dissipation cavity side wall be equipped with
Several exhaust vents of heat dissipation cavity connection are equipped with several air inlet holes being connected to the heat dissipation cavity, heat dissipation cavity in the bottom wall of heat dissipation cavity
Interior to be equipped with radiator structure, radiator structure includes motor, first gear, first gear axis, second gear, second gear axis and blade
Group, motor drive blade group rotation, extraneous cold wind by first gear, first gear axis, second gear and second gear axis
Heat dissipation cavity is sucked from air inlet hole, and the hot wind in heat dissipation cavity is discharged from exhaust vent, due to first gear, first gear
Axis, second gear and second gear axis form reducing transmission structure and are capable of forming convection current so that the revolving speed of blade group is more appropriate
Formula heat dissipation, and then improve the heat dissipation effect of LED ball bulb.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the convection heat-dissipation medical lamp of the utility model embodiment；
Fig. 2 is the portion the A enlarged drawing in Fig. 1；
In figure: 1 is lampshade；2 be LED lamp panel；3 be lamp cap；4 be cavity；5 be emitting cavity；6 be heat dissipation cavity；7 be outlet air
Hole；8 be air inlet hole；9 be motor；10 be first gear；11 be first gear axis 11；12 be second gear；13 be second gear
Axis；14 be blade group；15 be drive shaft；16 be LED lamp bead；17 be installation step.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment cannot be used to limit the scope of the utility model for illustrating the utility model.
As depicted in figs. 1 and 2, the convection heat-dissipation medical lamp of the utility model embodiment includes: lampshade 1, LED lamp panel 2
With lamp cap 3, the cavity 4 for accommodating LED lamp panel 2 is formed between lampshade 1 and lamp cap 3.LED lamp panel 2 is located at the top of lampshade 1,
Cavity 4 is separated into the emitting cavity 5 on top and the heat dissipation cavity 6 of lower part by LED lamp panel 2, and the side wall of heat dissipation cavity 6 is equipped with and the heat dissipation cavity
Several exhaust vents 7 of 6 connections, the bottom wall of heat dissipation cavity 6 are equipped with several air inlet holes 8 being connected to the heat dissipation cavity 6, and exhaust vent 7 erects
The periphery that shadow is located at 8 vertical projection of air inlet is delivered directly, is convenient for forming compulsory heat dissipation wind channel in this way.It is additionally provided in heat dissipation cavity 6 scattered
Heat structure, radiator structure include motor 9, first gear 10, first gear axis 11, second gear 12, second gear axis 13 and leaf
Piece group 14, first gear 10 are engaged with the drive shaft 15 of motor 9, and first gear axis 11 is fixedly connected with first gear 10, and second
Gear 12 is engaged with first gear axis 11, and second gear axis 13 is fixedly connected with second gear 12, blade group 14 and second gear
Axis 11 is sequentially connected, and extraneous cold wind is sucked heat dissipation cavity 6 by blade group 14 from air inlet hole 8, and by the hot wind in heat dissipation cavity 6 from
It is discharged at exhaust vent 7, the diameter of second gear 12 is 2 times of the diameter of first gear 10, such first gear 10, first gear
Axis 11, second gear 12 and second gear axis 13 form reducing transmission structure, so that the revolving speed of blade group 14 is more appropriate, it can
Convection type heat dissipation is formed, and then improves the heat dissipation effect of LED ball bulb.
In the present embodiment, motor 9 is vertically arranged, and drive shaft 15 is set to the lower end of motor 9, and the top of motor and LED
With the gap of 15mm between the bottom of lamp plate 2, to guarantee the heat dissipation effect of LED lamp panel 2.The top of LED lamp panel 2 is equipped with several
LED lamp bead 16, several 16 radials of LED lamp bead are set in LED lamp panel 2.Lampshade 1 is equipped with installation step 17, and LED lamp panel 2 is put
Be placed on installation step 17, installation step 17 is annular shape, the outer radius of installation step 17 and the difference of inside radius between 2.5mm extremely
Between 3.0mm, so that the bottom of LED lamp panel 2 and the contact area of lampshade 1 are relatively reasonable, it on the one hand can guarantee LED lamp panel 2
Heat conducted in time to lampshade 1, thermal diffusivity is good, and can guarantee the installation fixing of LED lamp panel 2, another aspect installation step
17 is easy to form, and cost is also small.If the outer radius of installation step 17 and the difference of inside radius are less than 2.5mm, then contact area mistake
Small, capacity of heat transmission is poor, is unfavorable for radiating, if the outer radius of installation step 17 and the difference of inside radius are greater than 3mm, then erecting bed
Rank 17 it is oversized, it is not easily molded.
As described above, a kind of convection heat-dissipation medical lamp of the utility model, is equipped with and the heat dissipation in the side wall of heat dissipation cavity
Several exhaust vents of chamber connection are equipped with several air inlet holes being connected to the heat dissipation cavity in the bottom wall of heat dissipation cavity, are equipped in heat dissipation cavity
Radiator structure, radiator structure include motor, first gear, first gear axis, second gear, second gear axis and blade group, electricity
Machine drives blade group rotation by first gear, first gear axis, second gear and second gear axis, and extraneous cold wind is from air inlet
Heat dissipation cavity is sucked at hole, and the hot wind in heat dissipation cavity is discharged from exhaust vent, due to first gear, first gear axis, second
Gear and second gear axis form reducing transmission structure, so that the revolving speed of blade group is more appropriate, are capable of forming convection type heat dissipation,
And then improve the heat dissipation effect of LED ball bulb.
This reality can be understood and applied the above description of the embodiments is intended to facilitate those skilled in the art
With novel.Person skilled in the art obviously easily can make various modifications to these embodiments, and saying herein
Bright General Principle is applied in other embodiments without having to go through creative labor.Therefore, the utility model is not limited to this
In embodiment, those skilled in the art's announcement according to the present utility model, the improvement and modification made for the utility model
It should all be within the protection scope of the utility model.
Claims (7)
1. a kind of convection heat-dissipation medical lamp, comprising: lampshade, LED lamp panel and lamp cap are formed between the lampshade and the lamp cap
For accommodating the cavity of LED lamp panel；It is characterized in that, the LED lamp panel is located at the top of the lampshade, the LED lamp panel will
The cavity is separated into the emitting cavity on top and the heat dissipation cavity of lower part, and the side wall of the heat dissipation cavity is equipped with to be connected to the heat dissipation cavity
Several exhaust vents, the bottom wall of the heat dissipation cavity are equipped with several air inlet holes being connected to the heat dissipation cavity, are equipped with and dissipate in the heat dissipation cavity
Heat structure, the radiator structure include motor, first gear, first gear axis, second gear, second gear axis and blade group,
The first gear is engaged with the drive shaft of motor, and the first gear axis is fixedly connected with first gear, the second gear
It is engaged with first gear axis, the second gear axis is fixedly connected with second gear, and the blade group and second gear axis are driven
Extraneous cold wind is sucked the heat dissipation cavity by connection, the blade group from the air inlet hole, and by the heat in the heat dissipation cavity
Wind is discharged from the exhaust vent.
2. convection heat-dissipation medical lamp according to claim 1, which is characterized in that the diameter of the second gear is greater than institute
State the diameter of first gear.
3. convection heat-dissipation medical lamp according to claim 2, which is characterized in that the diameter of the second gear is described
2-4 times of the diameter of first gear.
4. convection heat-dissipation medical lamp according to claim 1, which is characterized in that the motor is vertically arranged, the drive
Moving axis is set to the lower end of the motor.
5. convection heat-dissipation medical lamp according to claim 1, which is characterized in that the top of the motor and the LED
There is gap between the bottom of lamp plate.
6. convection heat-dissipation medical lamp according to claim 5, which is characterized in that the gap is greater than 10mm.
7. convection heat-dissipation medical lamp according to claim 1, which is characterized in that if the top of the LED lamp panel is equipped with
Dry LED lamp bead, several LED lamp bead radiant type settings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820359129.5U CN208741762U (en) | 2018-03-15 | 2018-03-15 | A kind of convection heat-dissipation medical lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820359129.5U CN208741762U (en) | 2018-03-15 | 2018-03-15 | A kind of convection heat-dissipation medical lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208741762U true CN208741762U (en) | 2019-04-16 |
Family
ID=66052142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820359129.5U Expired - Fee Related CN208741762U (en) | 2018-03-15 | 2018-03-15 | A kind of convection heat-dissipation medical lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208741762U (en) |
-
2018
- 2018-03-15 CN CN201820359129.5U patent/CN208741762U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190416 Termination date: 20200315 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |