CN209001337U - A kind of laser diode device - Google Patents
A kind of laser diode device Download PDFInfo
- Publication number
- CN209001337U CN209001337U CN201821901634.4U CN201821901634U CN209001337U CN 209001337 U CN209001337 U CN 209001337U CN 201821901634 U CN201821901634 U CN 201821901634U CN 209001337 U CN209001337 U CN 209001337U
- Authority
- CN
- China
- Prior art keywords
- heat
- fixedly installed
- tube socket
- air inlet
- laser diode
- 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.)
- Expired - Fee Related
Links
- 230000017525 heat dissipation Effects 0.000 claims abstract description 17
- 238000010521 absorption reaction Methods 0.000 claims abstract description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 239000000741 silica gel Substances 0.000 claims description 8
- 229910002027 silica gel Inorganic materials 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 12
- 230000035699 permeability Effects 0.000 abstract description 3
- 239000000428 dust Substances 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Semiconductor Lasers (AREA)
Abstract
The utility model discloses a kind of laser diode devices, belong to diode field, including tube socket, the side of tube socket bottom is fixedly installed with anode line, the other side of tube socket bottom is fixedly installed with cathode line, middle part at the top of tube socket is fixedly installed with pipe cap, and for the middle part at the top of pipe cap through loophole is offered, the inside of loophole is fixedly installed with matched transmissive mirror.The utility model is used cooperatively by the first air inlet, heat absorption mounting base, heat conducting pipe, the first heat sink and supporting leg, the heat that laser chip generates when working, it is absorbed within first time by heat absorption mounting base, and it is radiated by heat conducting pipe tradition to the first heat sink, to carry out heat radiator from the bottom of laser chip, facilitate the heat dissipation effect of increase laser diode, and the first air inlet by opening up increases the air permeability of tube socket, so that outside air is entered the inside of tube socket and takes away the heat inside tube socket.
Description
Technical field
The utility model relates to a kind of diode components to belong to diode more particularly to a kind of laser diode device
Technical field.
Background technique
Laser diode includes single heterojunction, double heterojunction and quantum-well diode laser.Quantum-well diode laser tool
Have that threshold current is low, the high advantage of output power is the main product of existing market application.Compared with laser, two pole of laser
Pipe has the advantages that high-efficient, small in size, service life long, but its output power is small, linearly poor, monochromaticjty is not so good, is there is it
Application in line television system is very limited, and cannot transmit multichannel, high performance analog signal.In two-way light receiver
It returns in module, uplink transmitting is generally used quantum-well diode laser as light source.But traditional laser diode device
Part, what is radiated is ineffective, and the heat that laser tube generates when working is not easy to conduct, and easily leads to inside laser diode
Temperature is excessively high, and damage internal element leads to short circuit, and service life is low.
Utility model content
The main purpose of the utility model is to provide for a kind of laser diode device, by Sa Re mechanism to laser two
Pole pipe device radiates, and prevents the excessively high damage internal element of temperature from leading to short circuit, increases service life.
The purpose of this utility model can reach by using following technical solution:
Preferable scheme is that a kind of laser diode device, including tube socket, the side of the tube socket bottom are fixedly installed with
Anode line, the other side of the tube socket bottom are fixedly installed with cathode line, and the middle part at the top of the tube socket is fixedly installed with pipe cap,
Through loophole is offered, the inside of the loophole is fixedly installed with matched light transmission at middle part at the top of the pipe cap
Mirror.
The two sides of tube socket inner wall bottom are fixedly installed with supporting leg, and first is fixedly installed at the top of the supporting leg and is dissipated
Hot plate is fixedly installed with heat conducting pipe at the top of first heat sink, the middle part at the top of the tube socket through offering installation cavity,
The inside of the installation cavity is fixedly installed with heat absorption mounting base, and the bottom for mounting base of absorbing heat and extend to tube socket inside and with
It is fixedly connected at the top of heat conducting pipe, the inner surface of the pipe cap is fixedly installed with radiating seat, and the side of the radiating seat is in circular
Type is interspersed to be connected with radiating fin, the inside of the radiating seat and side for being located at radiating fin is fixedly installed with heat-conducting plate, and
The side of heat-conducting plate is fixedly connected with the side that radiating fin is located inside radiating seat, the inside of the radiating seat and be located at it is thermally conductive
The side of plate is fixedly installed with the second heat sink.
In any of the above-described scheme preferably, the outer surface of the pipe cap and the outer surface of radiating seat, which are run through, offers
Four the second air inlets, and the second air inlet on pipe cap is connected with the second air inlet on radiating seat, second air inlet
The inside of mouth is fixedly installed with the second Air Filter.
In any of the above-described scheme preferably, the two sides of the tube socket and the front and back of tube socket, which run through, offers
The inside of first air inlet, first air inlet is fixedly installed with the first Air Filter.
In any of the above-described scheme preferably, it is provided between the heat-conducting plate and the opposite face of the second heat sink thermally conductive
Silica gel.
In any of the above-described scheme preferably, the shape of the radiating seat, heat-conducting plate and the second heat sink is annulus
Shape.
In any of the above-described scheme preferably, the shape of second air inlet and the first air inlet is circle, institute
It states the second air inlet to be adapted with the second Air Filter, first air inlet is adapted with the first Air Filter.
The advantageous effects of the utility model: laser diode device provided by the utility model passes through the first air inlet
Mouthful, heat absorption mounting base, heat conducting pipe, the first heat sink and supporting leg be used cooperatively, the heat that laser chip generates when working, the
It is absorbed in one time by heat absorption mounting base, and is radiated by heat conducting pipe tradition to the first heat sink, thus from laser chip
Bottom carry out heat radiator, facilitate the heat dissipation effect for increasing laser diode, and increase by the first air inlet for opening up
The air permeability of tube socket makes outside air enter the inside of tube socket and takes away the heat inside tube socket, further to heat conducting pipe and
One heat sink radiates, and is propped the first heat sink by supporting leg, increases the heat dissipation area of the first heat sink, further mentions
The three people's effects for rising laser diode are dissipated by the second air inlet, radiating seat, radiating fin, heat-conducting plate, heat conductive silica gel and second
Hot plate is used cooperatively, and the rounded inside for being circumferentially positioned at pipe cap of radiating fin greatly increases the contact area of heat dissipation,
And heat is passed into the second heat sink by heat-conducting plate and is radiated, and thermally conductive efficiency can be increased by heat conductive silica gel and led
Outside air and the air inside pipe cap are swapped by the second air inlet, take away heat by thermal effect, are further increased pair
The heat dissipation effect of laser diode, the measure of multiple heat dissipation are radiated simultaneously from many aspects, and good heat dissipation effect is effectively kept away
The temperature exempted from inside because of laser diode is excessively high, leads to internal component damage and short circuit, greatly increases laser diode
Service life, and help to increase its safety, by being used cooperatively for the first filter screen, the second filter screen and transmissive mirror,
So as to stop to extraneous dust, prevents extraneous dust from entering the inside of laser diode, internal element is caused to invade
Erosion can also prevent extraneous dust from entering while radiating to it, further help in the use of improving laser diode
Service life.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of laser diode device.
Fig. 2 is the top view of laser diode device.
Fig. 3 is the tube socket cross-sectional view of laser diode device.
Fig. 4 is the pipe cap cross-sectional view of laser diode device.
In figure: tube socket 1, the first air inlet 2, the first Air Filter 3, anode line 4, cathode line 5, the second air inlet 6, second are anti-
Dirt net 7, pipe cap 8, loophole 9, laser chip 10, transmissive mirror 11, heat absorption mounting base 12, heat conducting pipe 13, the first heat sink 14, peace
It behave affectedly 15, supporting leg 16, radiating seat 17, radiating fin 18, heat-conducting plate 19, heat conductive silica gel 20, the second heat sink 21.
Specific embodiment
To make the more clear and clear the technical solution of the utility model of those skilled in the art, below with reference to embodiment and
Attached drawing is described in further detail the utility model, and however, the embodiments of the present invention are not limited thereto.
As shown in Figs 1-4, a kind of laser diode device provided in this embodiment, including tube socket 1, the one of 1 bottom of tube socket
Side is fixedly installed with anode line 4, and the other side of 1 bottom of tube socket is fixedly installed with cathode line 5, the fixed peace in middle part at 1 top of tube socket
Equipped with pipe cap 8, through loophole 9 is offered, the inside of loophole 9 is fixedly installed with matched at the middle part at 8 top of pipe cap
Transmissive mirror 11.
The two sides of 1 inner wall bottom of tube socket are fixedly installed with supporting leg 16, and the top of supporting leg 16 is fixedly installed with the first heat dissipation
Plate 14, the top of the first heat sink 14 are fixedly installed with heat conducting pipe 13, and the middle part at 1 top of tube socket, which is run through, offers installation cavity 15,
The inside of installation cavity 15 is fixedly installed with heat absorption mounting base 12, and the bottom for mounting base 12 of absorbing heat and the inside for extending to tube socket 1
And be fixedly connected with the top of heat conducting pipe 13, the inner surface of pipe cap 8 is fixedly installed with radiating seat 17, and the side of radiating seat 17 is in ring
Geometric pattern is interspersed to be connected with radiating fin 18, the inside of the radiating seat 17 and side for being located at radiating fin 18 is fixedly installed with heat-conducting plate
19, and the side of heat-conducting plate 19 is fixedly connected with the side that radiating fin 18 is located inside radiating seat 17, the inside of radiating seat 17
And the side for being located at heat-conducting plate 19 is fixedly installed with the second heat sink 21, the outer surface of pipe cap 8 and the outer surface of radiating seat 17 are equal
Through opening up there are four the second air inlet 6, and the second air inlet 6 on pipe cap 8 is connected with the second air inlet 6 on radiating seat 17
Logical, the inside of the second air inlet 6 is fixedly installed with the second Air Filter 7, and the two sides of tube socket 1 are passed through with the front and back of tube socket 1
It wears and offers the first air inlet 2, the inside of the first air inlet 2 is fixedly installed with the first Air Filter 3, heat-conducting plate 19 and the second heat dissipation
Heat conductive silica gel 20 is provided between the opposite face of plate 21, the shape of radiating seat 17, heat-conducting plate 19 and the second heat sink 21 is circle
The shape of annular, the second air inlet 6 and the first air inlet 2 is circle, and the second air inlet 6 is adapted with the second Air Filter 7, the
One air inlet 2 is adapted with the first Air Filter 3.
To sum up, in the present embodiment, laser diode device provided in this embodiment is pacified by the first air inlet 2, heat absorption
Dress seat 12, heat conducting pipe 13, the first heat sink 14 are used cooperatively with supporting leg 16, the heat that laser chip 10 generates when working,
It is absorbed at the first time by heat absorption mounting base 12, and is radiated by 13 tradition of heat conducting pipe to the first heat sink 14, thus from
The bottom of laser chip 10 carries out heat radiator, facilitates the heat dissipation effect for increasing laser diode, and first by opening up
Air inlet 2 increases the air permeability of tube socket 1, so that outside air is entered the inside of tube socket 1 and takes away the heat inside tube socket 1, into one
Step radiates to heat conducting pipe 13 and the first heat sink 14, and is propped the first heat sink 14 by supporting leg 16, increases by first and dissipates
The heat dissipation area of hot plate 14, three people's effects of further improving laser diode pass through the second air inlet 6, radiating seat 17, heat dissipation
Fin 18, heat-conducting plate 19, heat conductive silica gel 20 are used cooperatively with the second heat sink 21, and radiating fin 18 is rounded to be circumferentially positioned at
The inside of pipe cap 8 greatly increases the contact area of heat dissipation, and heat is passed to the second heat sink 21 by heat-conducting plate 19
It radiates, and thermally conductive efficiency and heat-conducting effect can be increased by heat conductive silica gel 20, by the second air inlet 6 by outside air
It is swapped with the air inside pipe cap 8, takes away heat, further increase the heat dissipation effect to laser diode, multiple heat dissipation
Measure, from many aspects simultaneously radiate, good heat dissipation effect effectively avoids the temperature mistake inside because of laser diode
Height leads to internal component damage and short circuit, greatly increases the service life of laser diode, and help to increase its safety
Property, it is used cooperatively by the first filter screen 3, the second filter screen 7 with transmissive mirror 11, so as to stop to extraneous dust,
It prevents extraneous dust from entering the inside of laser diode, internal element is caused to corrode, while radiating to it
It can prevent extraneous dust from entering, further help in the service life of improving laser diode.
The above, only the utility model further embodiment, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art is according to the present utility model in range disclosed in the utility model
Technical solution and its design are subject to equivalent substitution or change, belong to the protection scope of the utility model.
Claims (6)
1. a kind of laser diode device, including tube socket (1), which is characterized in that the side of tube socket (1) bottom is fixedly mounted
Have anode line (4), the other side of tube socket (1) bottom is fixedly installed with cathode line (5), the middle part at the top of the tube socket (1)
Be fixedly installed with pipe cap (8), the middle part at the top of the pipe cap (8) through offering loophole (9), the loophole (9) it is interior
Portion is fixedly installed with matched transmissive mirror (11)；
The two sides of tube socket (1) the inner wall bottom are fixedly installed with supporting leg (16), and the top of the supporting leg (16) is fixedly mounted
Have the first heat sink (14), be fixedly installed with heat conducting pipe (13) at the top of first heat sink (14), at the top of the tube socket (1)
Middle part through offering installation cavity (15), the inside of the installation cavity (15) is fixedly installed with heat absorption mounting base (12), and inhales
The bottom of hot mounting base (12) and extend to tube socket (1) inside and be fixedly connected at the top of heat conducting pipe (13), the pipe cap
(8) inner surface is fixedly installed with radiating seat (17), and the side of the radiating seat (17) is connected with heat radiating fin in circulating type is interspersed
Piece (18), the inside of the radiating seat (17) and the side for being located at radiating fin (18) are fixedly installed with heat-conducting plate (19), and lead
The side of hot plate (19) is located at the internal side of radiating seat (17) with radiating fin (18) and is fixedly connected, the radiating seat (17)
Side that is internal and being located at heat-conducting plate (19) is fixedly installed with the second heat sink (21).
2. a kind of laser diode device as described in claim 1, which is characterized in that the outer surface of the pipe cap (8) and dissipate
The outer surface of hot seat (17), which is run through, to be opened up there are four the second air inlet (6), and the second air inlet (6) on pipe cap (8) and is dissipated
The second air inlet (6) on hot seat (17) is connected, and the inside of second air inlet (6) is fixedly installed with the second Air Filter
(7)。
3. a kind of laser diode device as described in claim 1, which is characterized in that the two sides of the tube socket (1) and tube socket
(1) front and back, which runs through, to be offered the first air inlet (2), and the inside of first air inlet (2) is fixedly installed with
One Air Filter (3).
4. a kind of laser diode device as described in claim 1, which is characterized in that the heat-conducting plate (19) and the second heat dissipation
Heat conductive silica gel (20) are provided between the opposite face of plate (21).
5. a kind of laser diode device as described in claim 1, which is characterized in that the radiating seat (17), heat-conducting plate
It (19) is circular ring shape with the shape of the second heat sink (21).
6. a kind of laser diode device as described in claim 1, which is characterized in that second air inlet (6) and first
The shape of air inlet (2) is circle, and second air inlet (6) is adapted with the second Air Filter (7), first air inlet
(2) it is adapted with the first Air Filter (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821901634.4U CN209001337U (en) | 2018-11-16 | 2018-11-16 | A kind of laser diode device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821901634.4U CN209001337U (en) | 2018-11-16 | 2018-11-16 | A kind of laser diode device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209001337U true CN209001337U (en) | 2019-06-18 |
Family
ID=66807797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821901634.4U Expired - Fee Related CN209001337U (en) | 2018-11-16 | 2018-11-16 | A kind of laser diode device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209001337U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110571643A (en) * | 2019-07-25 | 2019-12-13 | 陈广飞 | On-chip integrated cascade amplification semiconductor laser |
-
2018
- 2018-11-16 CN CN201821901634.4U patent/CN209001337U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110571643A (en) * | 2019-07-25 | 2019-12-13 | 陈广飞 | On-chip integrated cascade amplification semiconductor laser |
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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: 20190618 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |