CN216559001U - Limit reflection type optical fiber sensor - Google Patents
Limit reflection type optical fiber sensor Download PDFInfo
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- CN216559001U CN216559001U CN202122499241.3U CN202122499241U CN216559001U CN 216559001 U CN216559001 U CN 216559001U CN 202122499241 U CN202122499241 U CN 202122499241U CN 216559001 U CN216559001 U CN 216559001U
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- heat dissipation
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Abstract
The utility model discloses a limited reflection type optical fiber sensor which comprises a shell, wherein the inner walls of two sides of the shell are fixedly connected with the same partition plate, the outer wall of one side of the partition plate is provided with a rectangular opening, the inner wall of the rectangular opening is fixedly connected with a heat conduction strip, the outer wall of one side of the partition plate is fixedly connected with a heat dissipation mechanism, one end of the heat conduction strip is fixedly connected with a substrate, the outer wall of one side of the substrate is fixedly connected with a heat conduction mechanism, the heat dissipation mechanism comprises a heat dissipation box, the inner wall of one side of the heat dissipation box is fixedly connected with a copper sheet, the outer wall of the copper sheet is fixedly connected with disc-shaped heat exchange tubes, and the outer wall of the copper sheet is provided with circular holes which are distributed equidistantly. According to the utility model, the two heat dissipation mechanisms and the heat conduction mechanism are independently arranged on the partition plate, so that two areas with serious relative heat generation in the shell can be conveniently dissipated, and the situation of local overheating in the shell is effectively avoided.
Description
Technical Field
The utility model relates to the technical field of optical fiber sensors, in particular to a limited reflection type optical fiber sensor.
Background
An optical fiber sensor is a sensor that converts the state of an object to be measured into a measurable optical signal. The optical fiber sensor has the working principle that light beams incident from a light source are sent into a modulator through an optical fiber, the light beams interact with external measured parameters in the modulator, so that optical properties of the light, such as intensity, wavelength, frequency, phase, polarization state and the like, are changed to form modulated light signals, and the modulated light signals are sent into a photoelectric device through the optical fiber and then are demodulated to obtain the measured parameters. In the whole process, the light beam is guided in through the optical fiber, passes through the modulator and then is emitted, wherein the optical fiber firstly plays the role of transmitting the light beam and secondly plays the role of an optical modulator.
The modulator can generate a large amount of heat when the limited reflection type optical fiber sensor is used, and most of the existing optical fiber sensors adopt a transmission type to dissipate heat, so that the heat dissipation efficiency of the sensor is relatively low, and heat collection easily occurs in the area of the modulator.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a limited reflection type optical fiber sensor.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a limited reflection-type optical fiber sensor comprises a shell, wherein the inner walls of two sides of the shell are fixedly connected with the same partition plate, one outer wall of one side of the partition plate is provided with a rectangular opening, the inner wall of the rectangular opening is fixedly connected with a heat conduction strip, the outer wall of one side of the partition plate is fixedly connected with a heat dissipation mechanism, one end of the heat conduction strip is fixedly connected with a substrate, the outer wall of one side of the substrate is fixedly connected with a heat conduction mechanism, the heat dissipation mechanism comprises a heat dissipation box, the inner wall of one side of the heat dissipation box is fixedly connected with a copper sheet, the outer wall of the copper sheet is fixedly connected with a disc-shaped heat exchange tube, the outer wall of the copper sheet is provided with round holes distributed at equal intervals, the outer wall of one side of the heat dissipation box is provided with an access hole, the inner wall of the access hole is fixedly connected with a mounting plate, the outer wall of one side of the mounting plate is fixedly connected with a cooling fin, the outer walls of two sides of the heat dissipation box are both provided with air outlets, and the inner wall of one of the air outlets is fixedly connected with a fan, and the outer wall of the top of the shell is provided with a display screen.
Preferably, the heat conducting mechanism comprises an installation frame, and a supporting mechanism is fixedly connected to the outer wall of one side of the installation frame.
Preferably, the outer wall of the top of the supporting mechanism is fixedly connected with a heat-conducting plate, and the outer wall of the bottom of the heat-conducting plate is fixedly connected with a bent copper pipe.
Preferably, two ends of the copper pipe are respectively connected to two ends of the heat exchange pipe, and the heat exchange pipe and the copper pipe are filled with cooling liquid.
Preferably, an opening is formed in the outer wall of one side of the shell, a cover plate is clamped to the inner wall of the opening, an air inlet window is formed in the outer wall of one side of the cover plate, and an air outlet window is formed in the outer wall of one side of the shell.
Preferably, the supporting mechanism comprises a telescopic rod, and the outer wall of the telescopic rod is sleeved with the first spring.
Preferably, the supporting mechanism comprises a second spring, and two ends of the second spring are respectively and fixedly connected to the heat-conducting plate and the mounting frame.
The utility model has the beneficial effects that:
1. according to the utility model, the two heat dissipation mechanisms and the heat conduction mechanism are independently arranged on the partition plate, so that two areas with serious relative heat generation in the shell can be conveniently dissipated, and the situation of local overheating in the shell is effectively avoided.
2. According to the utility model, the partition plate is arranged in the shell, and two relatively independent areas are formed in the shell through the partition plate of the partition plate, wherein one area is mainly used for fixing elements of the sensor, and the other area is mainly used for heat dissipation, so that dust is prevented from being adhered to the elements during heat dissipation to influence the heat dissipation of the electric elements.
3. The heat exchange tube is arranged in the heat dissipation mechanism, and the heat exchange tube is matched with the copper tube in the heat conduction mechanism, so that the heat transfer in the area of the heat conduction mechanism is accelerated, the element which generates heat is arranged near the heat conduction mechanism, and the local overheating condition is avoided.
Drawings
FIG. 1 is a schematic diagram of a limited reflection type fiber sensor according to the present invention;
FIG. 2 is a schematic diagram of a diaphragm structure defining a reflective optical fiber sensor according to the present invention;
FIG. 3 is a schematic structural diagram of a heat dissipation mechanism for a limited reflection type optical fiber sensor according to the present invention;
fig. 4 is a schematic structural diagram of a heat conducting mechanism for defining a reflection-type optical fiber sensor according to the present invention.
In the figure: 1. a housing; 2. a display screen; 3. a cover plate; 4. an air inlet window; 5. a heat conducting strip; 6. A heat dissipation mechanism; 7. a partition plate; 8. an air exhaust window; 9. a substrate; 10. a heat dissipation box; 11. a copper sheet; 12. a heat exchange pipe; 13. a fan; 14. mounting a plate; 15. a heat sink; 16. installing a frame; 17. A support mechanism; 18. a heat conducting plate; 19. copper tubing.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example one
Referring to fig. 1-4, a limited reflection type optical fiber sensor comprises a housing 1, wherein the inner walls of two sides of the housing 1 are fixedly connected with a same partition plate 7, one side outer wall of the partition plate 7 is provided with a rectangular opening, the inner wall of the rectangular opening is fixedly connected with a heat conducting strip 5, the outer wall of one side of the partition plate 7 is fixedly connected with a heat dissipation mechanism 6, one end of the heat conducting strip 5 is fixedly connected with a substrate 9, the outer wall of one side of the substrate 9 is fixedly connected with the heat conduction mechanism, the heat dissipation mechanism 6 comprises a heat dissipation box 10, the inner wall of one side of the heat dissipation box 10 is fixedly connected with a copper sheet 11, the outer wall of the copper sheet 11 is fixedly connected with a disk-shaped heat exchange tube 12, the outer wall of the copper sheet 11 is provided with circular holes distributed at equal intervals, the outer wall of one side of the heat dissipation box 10 is provided with an access opening, the inner wall of the access opening is fixedly connected with a mounting plate 14, and the outer wall of one side of the mounting plate 14 is fixedly connected with a heat sink 15, the air exit has all been seted up to heat dissipation case 10 both sides outer wall, and the inner wall fixedly connected with fan 13 of one of them air exit, heat conduction mechanism includes installing frame 16, and installing frame 16 one side outer wall fixedly connected with supporting mechanism 17, supporting mechanism 17 top outer wall fixedly connected with heat-conducting plate 18, and the crooked copper pipe 19 of heat-conducting plate 18 bottom outer wall fixedly connected with, the both ends of copper pipe 19 are connected respectively on the both ends of heat exchange tube 12, and the inside packing of heat exchange tube 12 and copper pipe 19 has the coolant liquid, the opening has been seted up to one side outer wall of shell 1, and open-ended inner wall joint has apron 3, air inlet window 4 has been seted up to one side outer wall of apron 3, air outlet 8 has been seted up to one side outer wall of shell 1, supporting mechanism 17 includes the telescopic link, and the outer wall of telescopic link cup joint with first spring, shell 1 top outer wall is provided with display screen 2.
The working principle is as follows: when the heat dissipation device is used, heat generated by an electric element when the sensor normally works is dissipated through the heat conduction strip 5 penetrating through the partition plate 7, air circulation in the shell 1 is enabled to dissipate heat through the matching between the air inlet window 4 and the air outlet window 8, when the temperature in the sensor is overhigh, the fan 13 is started to accelerate the air flow in the heat dissipation box 10, the heat in the heat dissipation box 10 is transferred to the heat exchange tube 12 through the copper tube 19 in the heat conduction mechanism, the heat exchange tube 12 and the copper tube 19 are internally provided with cooling liquid, the heat transfer is accelerated through the cooling liquid, so that the heat dissipation efficiency of the heat conduction mechanism area is accelerated, the heat conduction plate 18 in the heat conduction mechanism is tightly abutted to the substrate 9 under the action of the supporting mechanism 17, and the supporting mechanism 17 is mainly supported through a spring rod formed by combining the first spring and the telescopic rod.
Example two
Referring to fig. 1-4, a limited reflection type optical fiber sensor comprises a housing 1, wherein the inner walls of two sides of the housing 1 are fixedly connected with a same partition plate 7, one side outer wall of the partition plate 7 is provided with a rectangular opening, the inner wall of the rectangular opening is fixedly connected with a heat conducting strip 5, the outer wall of one side of the partition plate 7 is fixedly connected with a heat dissipation mechanism 6, one end of the heat conducting strip 5 is fixedly connected with a substrate 9, the outer wall of one side of the substrate 9 is fixedly connected with a heat conduction mechanism, the heat dissipation mechanism 6 comprises a heat dissipation box 10, the inner wall of one side of the heat dissipation box 10 is fixedly connected with a copper sheet 11, the outer wall of the copper sheet 11 is fixedly connected with a disk-shaped heat exchange tube 12, the outer wall of the copper sheet 11 is provided with circular holes distributed at equal intervals, the outer wall of one side of the heat dissipation box 10 is provided with an access opening, the inner wall of the access opening is fixedly connected with a mounting plate 14, and the outer wall of one side of the mounting plate 14 is fixedly connected with a heat sink 15, air outlets are arranged on the outer walls of two sides of the heat dissipation box 10, the inner wall of one air outlet is fixedly connected with a fan 13, the heat conduction mechanism comprises a mounting frame 16, and the outer wall of one side of the mounting frame 16 is fixedly connected with a supporting mechanism 17, the outer wall of the top of the supporting mechanism 17 is fixedly connected with a heat conducting plate 18, and the outer wall of the bottom of the heat conducting plate 18 is fixedly connected with a bent copper pipe 19, two ends of the copper pipe 19 are respectively connected with two ends of the heat exchange pipe 12, the heat exchange tube 12 and the copper tube 19 are filled with cooling liquid, the outer wall of one side of the shell 1 is provided with an opening, and the inner wall of the opening is clamped with a cover plate 3, the outer wall of one side of the cover plate 3 is provided with an air inlet window 4, the outer wall of one side of the shell 1 is provided with an air outlet window 8, the supporting mechanism 17 comprises a second spring, and the two ends of the second spring are respectively and fixedly connected to the heat-conducting plate 18 and the mounting frame 16, and the outer wall of the top of the shell 1 is provided with the display screen 2.
The working principle is as follows: when the sensor is used, heat generated by an electric element when the sensor normally works is dissipated through the heat conduction strip 5 penetrating through the partition plate 7, air circulation in the shell 1 is utilized to dissipate heat through the matching between the air inlet window 4 and the air outlet window 8, when the temperature in the sensor is overhigh, the fan 13 is started to accelerate the air flow in the heat dissipation box 10, the heat in the heat dissipation box 10 is transferred to the heat exchange tube 12 through the copper tube 19 in the heat conduction mechanism, the heat exchange tube 12 and the copper tube 19 are internally provided with cooling liquid, the heat transfer is accelerated through the cooling liquid, so that the heat dissipation efficiency of the heat conduction mechanism area is accelerated, the heat conduction plate 18 in the heat conduction mechanism is tightly abutted on the substrate 9 under the action of the supporting mechanism 17, and the supporting mechanism 17 mainly passes through the second spring.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. The limited reflection type optical fiber sensor comprises a shell (1) and is characterized in that the inner walls of two sides of the shell (1) are fixedly connected with the same partition plate (7), the outer wall of one side of the partition plate (7) is provided with a rectangular opening, the inner wall of the rectangular opening is fixedly connected with a heat conduction strip (5), the outer wall of one side of the partition plate (7) is fixedly connected with a heat dissipation mechanism (6), one end of the heat conduction strip (5) is fixedly connected with a substrate (9), the outer wall of one side of the substrate (9) is fixedly connected with the heat conduction mechanism, the heat dissipation mechanism (6) comprises a heat dissipation box (10), the inner wall of one side of the heat dissipation box (10) is fixedly connected with a copper sheet (11), the outer wall of the copper sheet (11) is fixedly connected with a disc-shaped heat exchange tube (12), the outer wall of the copper sheet (11) is provided with round holes distributed equidistantly, and the outer wall of one side of the heat dissipation box (10) is provided with an overhaul opening, and the inner wall fixedly connected with mounting panel (14) of access hole, one side outer wall fixedly connected with fin (15) of mounting panel (14), the air exit has all been seted up to heat dissipation case (10) both sides outer wall, and the inner wall fixedly connected with fan (13) of one of them air exit, shell (1) top outer wall is provided with display screen (2).
2. The sensor according to claim 1, wherein the heat conducting means comprises a mounting frame (16), and a supporting means (17) is fixedly connected to an outer wall of one side of the mounting frame (16).
3. A confined reflective fiber optic sensor according to claim 2, wherein a thermally conductive plate (18) is fixedly attached to the top outer wall of the support structure (17), and a bent copper tube (19) is fixedly attached to the bottom outer wall of the thermally conductive plate (18).
4. A limit reflection type optical fiber sensor according to claim 3, wherein both ends of the copper tube (19) are respectively connected to both ends of the heat exchanging tube (12), and the inside of the heat exchanging tube (12) and the copper tube (19) is filled with a cooling liquid.
5. The confined reflection type optical fiber sensor according to claim 4, wherein an opening is formed on an outer wall of one side of the housing (1), a cover plate (3) is clamped on an inner wall of the opening, an air inlet window (4) is formed on an outer wall of one side of the cover plate (3), and an air outlet window (8) is formed on an outer wall of one side of the housing (1).
6. A confined reflective fiber optic sensor according to claim 5, wherein the support mechanism (17) comprises a telescoping rod, and wherein an outer wall of the telescoping rod is sleeved with the first spring.
7. A confined reflective fiber optic sensor according to claim 5, wherein the support means (17) comprises a second spring, and the second spring is fixedly attached at its two ends to the thermally conductive plate (18) and the mounting frame (16), respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122499241.3U CN216559001U (en) | 2021-10-18 | 2021-10-18 | Limit reflection type optical fiber sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122499241.3U CN216559001U (en) | 2021-10-18 | 2021-10-18 | Limit reflection type optical fiber sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216559001U true CN216559001U (en) | 2022-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122499241.3U Active CN216559001U (en) | 2021-10-18 | 2021-10-18 | Limit reflection type optical fiber sensor |
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| Country | Link |
|---|---|
| CN (1) | CN216559001U (en) |
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2021
- 2021-10-18 CN CN202122499241.3U patent/CN216559001U/en active Active
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