CN109752837A - Cold light source for endoscope and the endoscope using the cold light source - Google Patents
Cold light source for endoscope and the endoscope using the cold light source Download PDFInfo
- Publication number
- CN109752837A CN109752837A CN201910121118.2A CN201910121118A CN109752837A CN 109752837 A CN109752837 A CN 109752837A CN 201910121118 A CN201910121118 A CN 201910121118A CN 109752837 A CN109752837 A CN 109752837A
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- Prior art keywords
- endoscope
- light source
- shell
- cold light
- radiator
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Links
- 239000000835 fiber Substances 0.000 claims abstract description 13
- 230000003287 optical effect Effects 0.000 claims abstract description 10
- 230000006978 adaptation Effects 0.000 claims abstract description 5
- 230000002093 peripheral effect Effects 0.000 claims description 13
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims 1
- 239000013307 optical fiber Substances 0.000 abstract description 7
- 230000017525 heat dissipation Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005286 illumination Methods 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 230000003760 hair shine Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 9
- 238000001816 cooling Methods 0.000 description 6
- 239000011159 matrix material Substances 0.000 description 4
- 229910052736 halogen Inorganic materials 0.000 description 3
- 150000002367 halogens Chemical class 0.000 description 3
- 229910052724 xenon Inorganic materials 0.000 description 3
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 244000144985 peep Species 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
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- Endoscopes (AREA)
Abstract
A kind of good heat dissipation effect, it is at low cost, can be directly mounted at the cold light source for endoscope on the ontology of endoscope and the endoscope using the cold light source without external optical fiber.The shell of the cold light source or the optical interface adaptation that goes out of lens carrier are mounted on the ontology of endoscope, or are somebody's turn to do optical interface and can be adapted to the illuminated light guide fiber interface of the ontology of endoscope and connect；Radiator and radiator structure are equipped in the shell.Cold light source uses low power LED light source and the combination for being built in the intracorporal radiator structure of shell, it can be directly installed on endoscope and work, the structure can not only provide enough luminous energy for endoscope, and light decay is small, the utilization rate height of light also saves fibre-optic bundle used in the prior art.The endoscope constituted using the cold light source, energy consumption is small, manufacturing cost is low and volume is also small, which, which shines, can meet general endoscope illumination demand.
Description
Technical field
The present invention relates to a kind of endoscope that medical and industrial detection uses, in particular to a kind of use can be directly mounted at
LED cold light source on the ontology of endoscope.
Background technique
Endoscope 1 is widely used in medicine and industrial circle.
1, medical endoscope 1 checks inside of human body cavity lesion situation for observing.
2, industrial endoscope 1, the case where for the spaces such as observing inside inspection machine equipment slit and pipeline.
Endoscope 1 currently on the market is typically necessary external illumination cold light source 2, the light carrier bundle usually formed with optical fiber
15 peep the light that external light source (such as xenon lamp cold light source, halogen lamp cold light source 2 and LED cold light source 2) issues by interior
The ontology 11 or illuminating bundle mouthpiece of mirror import in the inner light guide beam of endoscope 1 (shown in Figure 9).
Recently as the fast development of LED light source, many endoscopes use cold light source of the LED light source as endoscope.
In the prior art, pervious xenon lamp and halogen light source light bulb only are substituted with LED light source, in the connection of endoscope and cold light source
Change substantially without what in structure, this kind of structure has following deficiency:
1, since the power of LED light source used generally must be in 50-120W (traditional xenon lamp source and halogen light source
Power is generally in 100-300w, and heat is big, volume is big), in order to ensure its normal work, it is desirable to biggish cooling system
Support, otherwise, such light source easily bad causes its service life to greatly shorten because radiating.
2, biggish cooling system volume is big, is not suitable for carrying and movement.
3, the light that LED light source issues need to be imported in endoscope by longer optical fiber, and optical fiber light decay is larger,
Cause its light utilization efficiency lower.
4, due to using high-power light source, so that the overall cost of endoscope increases.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of good heat dissipation effect, it is at low cost, without external optical fiber
It can be directly mounted at the cold light source for endoscope on the ontology of endoscope.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention are as follows:
Cold light source for endoscope of the invention, including shell, be mounted on the intracorporal front end of the shell lens carrier and
LED light source, it is characterised in that: the optical interface adaptation that goes out of the shell or lens carrier is mounted on the ontology of endoscope, or
This, which goes out optical interface and can be adapted to the illuminated light guide fiber interface of the ontology of endoscope, connects；In the shell be located at lens carrier it
Afterwards, it is equipped with radiator, the LED light source is welded on the front end face of the radiator, is additionally provided in the shell and produces LED light source
The radiator structure that raw heat is drained.
The radiator structure be the Minitype radiating fan being mounted in shell between radiator and housing rear end lid and
Along the spaced multiple ventilation holes of shell peripheral wall.
Light source is equipped with after Minitype radiating fan in shell and drives light adjusting circuit, the rear end cap is adjustable institute
State the light modulation handwheel of light source driving light adjusting circuit.
The radiator structure is the draft chamber being built in shell after radiator, the draft chamber by air hose with
External pressure fan or exhaust fan connects.
The radiator structure is to be built in shell after radiator and the heat dissipation of the interior aluminum for being marked with temperature-reducing medium
Pipe, the media outlet of the heat-dissipating pipe are arranged in the side of shell, the medium inlet setting of heat-dissipating pipe with media outlet opposite side
Shell on, the medium of media outlet and peripheral hardware is conveyed by circulator by soft heat-dissipating pipe and is connected, soft guarantor is passed through
Warm pipe connects medium inlet with the medium conveying circulator.
The temperature-reducing medium is gas or liquid.
The shape of the heat-dissipating pipe is back-shaped pipe.
A kind of endoscope, including the ontology for the endoscope being connect with endoscope tube, it is characterised in that: in the endoscope
The cold light source for endoscope of the invention is installed on ontology.
It is logical to provide light including the ontology of endoscope that connect with endoscope tube and for the ontology of the endoscope for a kind of endoscope
Illuminated light guide fiber interface, it is characterised in that: the use of the invention is installed in the illuminated light guide fiber interface
In the cold light source of endoscope.
Cold light source of the invention uses low power LED light source and the combination for being built in the intracorporal radiator structure of shell, makes it
It can be directly installed on endoscope and work, which can not only provide enough luminous energy for endoscope, and light decay is small, light
Utilization rate height also saves fibre-optic bundle used in the prior art.Using the endoscope of cold light source of the present invention, energy consumption is small, manufactures
At low cost and volume is also small, which, which shines, can meet general endoscope illumination demand.
Detailed description of the invention
Fig. 1 is one of cold light source and endoscope attachment structure schematic diagram of the invention.
Fig. 2 is the two of cold light source and endoscope attachment structure schematic diagram of the invention.
Fig. 3 is the three of cold light source and endoscope attachment structure schematic diagram of the invention.
Fig. 4 is the four of cold light source and endoscope attachment structure schematic diagram of the invention.
Fig. 5 is one schematic diagram of cold light source instance of the invention.
Fig. 6 is two schematic diagram of cold light source instance of the invention.
Fig. 7 is three schematic diagram of cold light source instance of the invention.
Fig. 8 is four schematic diagram of cold light source instance of the invention.
Fig. 9 is cold light source in the prior art and endoscope attachment structure schematic diagram.
Appended drawing reference is as follows:
Endoscope 1, ontology 11, endoscope tube 12, eyepiece 13, illuminated light guide fiber interface 14, light carrier bundle 15, cold light source 2,
Shell 21, lens carrier 22, optical lens 23, radiator 24, LED light source 25, radiator structure 3, Minitype radiating fan 31, ventilation
Hole 32, heat-dissipating pipe 4, medium conveying circulator 41, light source driving light adjusting circuit 5, light modulation handwheel 51, LED light source cable 6,
Power supply 7.
Specific embodiment
One, endoscope 1 of the invention
As shown in Figs 1-4, which is used for by cold light source 2 of the invention using the LED light source 25 of 1-20w low-power
In endoscope 1 (including industrial endoscope 1 and medical endoscope 1), may make up that small in size, low energy consumption, light decay is small and manufacture at
This low endoscope 1.
Endoscope 1 in the prior art can reach by the endoscope 1 that cold light source 2 of the invention is constituted and use great power LED
The light guide effect that light source 25 is realized.
Cold light source 2 in endoscope 1 of the invention and there are several types of connection types between the ontology 11 of endoscope 1:
1) as shown in Figure 1, the ontology 11 of the cold light source 2 and endoscope 1 is combined together, cold light source 2 goes out optical interface
Directly connect with the optical fiber being arranged in endoscope tube 12, LED light source cable 6 is drawn outward.One end of the ontology 11 with
Endoscope tube 12 connects, and the other end is that (eyepiece 13 can be imaged with external camera etc. for the eyepiece 13 of user's object observing object
Component connects).I.e. the structure is actually and is connected as one cold light source 2 and the ontology 11 of endoscope 1.
Cold light source 2 in which has built-in radiator structure 3.
2) as shown in Fig. 2, being additionally provided in the cold light source 2 can be with outside unlike the connection type is put from " 1) "
The cooling channel of cooling device connection.
3) as shown in figure 3, by the cold light source 2 go out optical interface directly on endoscope 1 in the prior art carry photograph
Bright fiber optic interface 14 connects, and LED light source cable 6 is drawn outward.Equally, one end of the ontology 11 and endoscope tube 12
Connect, the other end is the eyepiece 13 of user's object observing object (eyepiece 13 can connect with shooting parts such as external cameras).
The illuminated light guide fiber interface 14 is arranged on the side wall of the ontology 11, in general, the illuminated light guide fiber interface 14 is outside
If fibre-optic bundle connect with external high-power cold light source 2.
Cold light source 2 in which has built-in radiator structure 3.
4) as shown in figure 4, being additionally provided in the cold light source 2 can be with outside unlike the connection type is put from " 3) "
The cooling channel of cooling device connection.
Two, cold light source 2 of the invention
The cold light source 2 is by shell 21, the lens carrier 22 for being mounted on 21 Inner Front End of shell, radiator 24, LED light source 25
With the radiator structure 3 that the heat that LED light source 25 generates is drained can be constituted.
1, shell 21
The shape of shell 21 is cylindricality, and front end face is opening, made by the good material of thermal diffusivity, such as aluminum products,
Outside can be surrounded by heat-insulated silica gel sheath, be arranged on the inner wall or outer wall of its front end on endoscope 1 the guide-lighting interface or
The interface of the adaptation connection of illuminated light guide fiber interface 14, such as screw thread, eye-splice or box and pin connection structure.
2, lens carrier 22
At least a piece of optical lens 23 of even light and optically focused is installed, by the lens carrier 22 together with light on lens carrier 22
It learns lens 23 and is fixed in the front end in shell 21 together.
It can also be arranged in the front end of lens carrier 22 and be adapted to connection with the guide-lighting interface or illuminated light guide fiber interface 14
Interface, the interface and the interface being arranged on 21 front inner wall of shell or outer wall can select a setting, can also be according to specific
1 structure of endoscope is arranged simultaneously.
3, radiator 24
Using the radiator 24 of sun flower-shape, aciculiform, fin shape or built-in channel shape, by the made of metal of good heat dissipation effect
Make, such as aluminium alloy.
The radiator 24 of the preferred sun flower-shape of the present invention, consists of two parts, and respectively cylindrical is axially extending
Matrix and several fin (not shown)s for dissipating setting around around the matrix periphery wall, the diameter of every fin are outside
End is the section convex block slightly wider than fin thickness.
It is corresponding, (scheme on the inner wall of 24 corresponding position of radiator equipped with axially extending guide groove in shell 21
In be not shown), when radiator 24 to be fixed in shell 21, the convex block on every fin on the radiator 24 is corresponding to be inserted
Enter in a guide groove on 21 inner wall of shell, touched between convex block and guide groove using single-sided sliding, i.e., only has a side on convex block
Face is touched with a side wall in guide groove, the structure can effectively by the heat transfer on radiator 24 to shell 21, meanwhile, and can
Make convex block smooth insertion in guide groove, it is affixed to be equipped with screw, and easily radiator 24 can be fixed in shell 21.
4, LED light source 25
LED light source 25 using copper base light source either the back side be formed with can layer light source, meanwhile, in inner radiator 24
It is also formed with solderable layer in the front end face installing zone of matrix, which is directly welded in the installing zone of described matrix.
It is the structure rapid heat dissipation, small in size, it can effectively reduce thermal resistance, reduce LED light and decline.
5, radiator structure 3
There are several types of structures for currently preferred radiator structure 3:
1) Minitype radiating fan 31 is set in shell 21
A. corresponding as shown in figure 5, Minitype radiating fan 31 is mounted between the radiator 24 and the rear end cap of shell 21
, multiple ventilation holes 32 are arranged in interval on 21 peripheral wall of shell with 31 relative position of Minitype radiating fan, further will as a result,
Heat on the radiator 24 is quickly discharged.
B. as shown in fig. 6, after aforementioned Minitype radiating fan 31, light source driving light adjusting circuit 5 also integrated installation is existed
In shell 21, in the structure, the rear end cap is arranged to dim handwheel 51, it can be very convenient by rotary light adjustment handwheel 51
Ground adjusts light source and drives light adjusting circuit 5, thus, the very luminous intensity of easy adjustment LED light source 25.
Light source driving light adjusting circuit 5 is powered by the power supply 7 of peripheral hardware, which can also be
USB interface can be used in mobile power source 7, connecting interface therebetween.
2) draft chamber is set in shell 21
Be equipped with draft chamber's (not shown) in the shell 21 after radiator 24, the draft chamber by external air hose with
The exhaust fan or pressure fan (not shown) of peripheral hardware connect, corresponding, also are provided with air holes on 21 peripheral wall of shell.
When peripheral hardware is exhaust fan, the air holes be can be set in 21 peripheral wall of shell with 25 corresponding position of LED light source
On, which can quickly extract the heat that LED light source 25 generates out；When peripheral hardware is pressure fan, the air holes be can be set
On 21 peripheral wall of shell with 24 corresponding position of radiator, which the heat on radiator 24 quickly can be discharged.
3) heat-dissipating pipe 4 is set in shell 21
A. it as shown in fig. 7, being equipped with back-shaped pipe that is closed and being made by aluminum material in the shell 21 after radiator 24, returns
It is marked with temperature-reducing medium in shape pipe, such as the side of shell 21 is arranged in the gas or liquid of flowing, the media outlet of the heat-dissipating pipe 4,
The medium inlet of heat-dissipating pipe 4 is arranged on the shell 21 with media outlet opposite side.
It is externally provided with medium conveying circulator 41 in shell 21, it is by soft heat-dissipating pipe 4 that media outlet is defeated with medium
It send circulator 41 to connect, medium inlet is conveyed with medium by circulator 41 by soft insulating tube and is connected.
B. as shown in figure 8, after aforementioned back-shaped pipe, by light source driving light adjusting circuit 5 also integrated installation in shell 21,
In the structure, the rear end cap is arranged to dim handwheel 51, light can easily be adjusted by rotary light adjustment handwheel 51
Source drives light adjusting circuit 5, thus, the very luminous intensity of easy adjustment LED light source 25.
As before, light source driving light adjusting circuit 5 connects with the power supply 7 of peripheral hardware.
Advantages of the present invention is as follows:
1, cold light source 2 and 1 ontology of endoscope are integrally formed.
Its volume reduces, and internal optical fibers (light source to illumination end) do not need to turn, and simplifies 1 ontology of endoscope
Structure.
2, it is convenient for carrying movement.
Especially needing to move the occasion used at any time, such as field dressing occasion, emergency disaster relief occasion, industry spot field
Close etc..
3, at low cost.
Due to saving 2 casing structure of light carrier bundle 15 and cold light source in the prior art, it is greatly reduced the function of cold light source 2
Rate is conducive to universal use so that whole 2 cost of cold light source substantially reduces.
Claims (9)
1. a kind of cold light source for endoscope, the lens carrier including shell (21), the front end being mounted in the shell (21)
(22) and LED light source (25), it is characterised in that: the shell (21) or lens carrier (22) go out in optical interface adaptation is mounted on
On the ontology (11) of sight glass (1), or should go out optical interface can be with the illuminated light guide fiber interface of the ontology (11) of endoscope (1)
(14) adaptation connects；It is located at after lens carrier (22) in the shell (21), is equipped with radiator (24), the LED light source
(25) it is welded on the front end face of the radiator (24), the heat for generating LED light source (25) is additionally provided in the shell (21)
The radiator structure (3) drained.
2. the cold light source according to claim 1 for endoscope, it is characterised in that: the radiator structure (3) is installation
Minitype radiating fan (31) in the shell (21) between radiator (24) and shell (21) rear end cap and along shell (21)
The spaced multiple ventilation holes (32) of peripheral wall.
3. the cold light source according to claim 2 for endoscope, it is characterised in that: dissipated in shell (21) between miniature
Light source driving light adjusting circuit (5) is equipped with after Hot-air fan (31), the rear end cap is that the light source is adjusted to drive light adjusting circuit
(5) light modulation handwheel (51).
4. the cold light source according to claim 1 for endoscope, it is characterised in that: the radiator structure (3) is built-in
Draft chamber in shell (21) after radiator (24), the draft chamber pass through air hose and external pressure fan or exhausting
Machine connects.
5. the cold light source according to claim 1 for endoscope, it is characterised in that: the radiator structure (3) is built-in
In the shell (21) after radiator (24) and the heat-dissipating pipe (4) of the interior aluminum for being marked with temperature-reducing medium, the heat-dissipating pipe (4)
Media outlet is arranged in the side of shell (21), and the shell with media outlet opposite side is arranged in the medium inlet of heat-dissipating pipe (4)
(21) on, media outlet is connected with the medium of peripheral hardware conveying circulator (41) by soft heat-dissipating pipe (4), by soft
Insulating tube medium inlet is connected with described medium conveying circulator (41).
6. the cold light source according to claim 5 for endoscope, it is characterised in that: the temperature-reducing medium is gas or liquid
Body.
7. the cold light source according to claim 5 for endoscope, it is characterised in that: the shape of the heat-dissipating pipe (4) is
Back-shaped pipe.
8. a kind of endoscope, including the ontology (11) for the endoscope (1) being connect with endoscope tube (12), it is characterised in that: in institute
It states and the cold light source of any of claims 1-7 for endoscope (1) is installed on the ontology (11) of endoscope (1)
(2)。
It including the ontology (11) of endoscope (1) that is connect with endoscope tube (12) and is the endoscope (1) 9. a kind of endoscope
Ontology (11) provides light logical illuminated light guide fiber interface (14), it is characterised in that: in the illuminated light guide fiber interface (14)
On the cold light source (2) of any of claims 1-7 for endoscope (1) is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910121118.2A CN109752837B (en) | 2019-02-02 | 2019-02-02 | Cold light source for endoscope and endoscope using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910121118.2A CN109752837B (en) | 2019-02-02 | 2019-02-02 | Cold light source for endoscope and endoscope using same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109752837A true CN109752837A (en) | 2019-05-14 |
| CN109752837B CN109752837B (en) | 2024-03-29 |
Family
ID=66407553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910121118.2A Active CN109752837B (en) | 2019-02-02 | 2019-02-02 | Cold light source for endoscope and endoscope using same |
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