CN218973670U

CN218973670U - Reflective optical fiber high-temperature sensor

Info

Publication number: CN218973670U
Application number: CN202222203731.9U
Authority: CN
Inventors: 张伟
Original assignee: Ustsensor Technic Co ltd
Current assignee: Ustsensor Technic Co ltd
Priority date: 2022-08-22
Filing date: 2022-08-22
Publication date: 2023-05-05
Anticipated expiration: 2032-08-22

Abstract

The utility model discloses a reflective optical fiber high-temperature sensor, which comprises a host machine component, wherein the host machine component comprises a machine body and a shell, two sides of the machine body are provided with conducting components, the conducting components comprise a sensing head and optical fibers, two sides of the shell are provided with heat insulation components, the heat insulation components comprise a heat insulation plate and an air duct, the top of the shell is provided with a ventilation and heat dissipation component, the ventilation and heat dissipation component comprises an air port and a fan, and the sensing head is provided with a fixed sealing component.

Description

Reflective optical fiber high-temperature sensor

Technical Field

The utility model relates to the technical field of reflective optical fiber temperature sensor equipment, in particular to a reflective optical fiber high-temperature sensor.

Background

The utility model discloses a reflective optical fiber high-temperature sensor, which uses light as a carrier, detects the temperature condition of an object through the difference of the reflection conditions of the object under different temperatures, can perform real-time detection work of the temperature in places with strong magnetic field interference, high temperature and narrow space, and discloses a reflective optical fiber temperature sensor, according to the technical scheme disclosed by the patent application number CN 201721898229.7.

Therefore, how to design a reflective optical fiber high temperature sensor is a current problem to be solved.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to provide a reflective optical fiber high-temperature sensor so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a reflective optic fibre high temperature sensor, includes the sensor body, the sensor body includes host computer subassembly, the host computer subassembly includes organism and shell, conductive component is installed to the both sides of organism, conductive component includes sensing head and optic fibre, thermal-insulated subassembly is installed to the both sides of shell, thermal-insulated subassembly includes heat insulating board and dryer, ventilation cooling subassembly is installed at the top of shell, ventilation cooling subassembly includes wind gap and fan, install fixed seal assembly on the sensing head, fixed seal assembly includes cutting ferrule and taper sleeve.

Further, the machine body is arranged on the inner side of the shell through bolts, the heat insulation plate is arranged on one side of the shell through bolts, and the air duct is welded on the other side of the shell.

Further, one end of the sensing head is arranged on one side of the heat insulation plate, the other end of the sensing head penetrates through the heat insulation plate and the shell and is connected with the machine body, one end of the optical fiber is arranged on the outer side of the other end of the air duct, and the other end of the optical fiber penetrates through the air duct and the shell and is connected with the machine body.

Further, the air port is formed in the top of the shell, the fan is mounted on the inner wall of the air port through a bolt, and a separation net is mounted on the inner wall of the top of the air port.

Further, the cutting ferrule cover is established in the outside side of sensing head, the external screw thread has been seted up to the outside side of sensing head, the internal screw thread has been seted up on the inner wall of cutting ferrule, external screw thread and internal screw thread match.

Further, the taper sleeve is sleeved on the outer side of the clamping sleeve, the communicating component is mounted on the inner side of the clamping sleeve and comprises a clamping groove and a guide groove, and one end of the guide groove is communicated with one end of the clamping groove.

Further, the outer diameter of one end of the taper sleeve is smaller than the outer diameter of the other end of the taper sleeve, and the inner side of the taper sleeve is connected with the clamping sleeve through a spring.

Further, the inner side of the taper sleeve is welded with a guide rod, one end of the guide rod is clamped at the inner side of the other end of the guide groove, a clamping pin is clamped at the inner side of the other end of the clamping groove, one end of the clamping pin penetrates through the clamping groove and extends to the outer side of the clamping sleeve, and hydraulic oil is filled in the guide groove and the inner side of the clamping groove.

The beneficial effects are that: 1. this reflective optic fibre high temperature sensor owing to be provided with organism, sensing head, optic fibre, shell, heat insulating board, dryer, wind gap, fan, cutting ferrule, taper sleeve, draw-in groove, guide slot and guide arm, can reduce the thermal effect that thermal radiation produced to the electric component in the sensor and optic fibre etc. effectively to dispel the heat to the sensor and cool down the work effectively, reduce the operating temperature of sensor, the life of various electric components in the extension sensor, guarantee the work safety of sensor.

2. This reflective optic fibre high temperature sensor owing to be provided with organism, sensing head, optic fibre, shell, heat insulating board, dryer, wind gap, fan, cutting ferrule, taper sleeve, draw-in groove, guide slot, guide arm, spring and bayonet lock, when can installing in the outside of container, adjust the length that the sensing head stretched into in the container according to the wall thickness of container and the inside space size effectively, the temperature detection of being convenient for uses, avoids the sensor to appear not hard up or sealed not tight situation effectively simultaneously, guarantee the firmness and the leakproofness of installation.

3. The reflective optical fiber high-temperature sensor is reasonable in design, is efficient and convenient to use, and is suitable for temperature measurement of high-temperature fluid.

Drawings

FIG. 1 is a schematic diagram of a reflective optical fiber high temperature sensor according to the present utility model;

FIG. 2 is a cross-sectional view of a reflective optical fiber high temperature sensor according to the present utility model;

FIG. 3 is a cross-sectional view of a ferrule of a reflective optical fiber high temperature sensor of the present utility model;

in the figure: 1. a body; 2. a sensor head; 3. an optical fiber; 4. a housing; 5. a heat insulating plate; 6. an air duct; 7. an air port; 8. a blower; 9. a cutting sleeve; 10. a taper sleeve; 11. a clamping groove; 12. a guide groove; 13. a guide rod; 14. a spring; 15. and (5) a bayonet lock.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 3, the present utility model provides a technical solution: the utility model provides a reflective optical fiber high temperature sensor, includes the sensor body, the sensor body includes the host computer subassembly, the host computer subassembly includes organism 1 and shell 4, the conduction subassembly is installed to the both sides of organism 1, the conduction subassembly includes sensing head 2 and optic fibre 3, the thermal-insulated subassembly is installed to the both sides of shell 4, the thermal-insulated subassembly includes heat insulating board 5 and dryer 6, ventilation cooling module is installed at the top of shell 4, ventilation cooling module includes wind gap 7 and fan 8, install fixed seal assembly on the sensing head 2, fixed seal assembly includes cutting ferrule 9 and taper sleeve 10, organism 1 passes through the bolt to be installed in the inboard of shell 4, heat insulating board 5 passes through the bolt to be installed in one side of shell 4, dryer 6 welds in the opposite side of shell 4, one end setting of sensing head 2 is in one side of heat insulating board 5, the other end of the sensing head 2 passes through the heat insulation plate 5 and the shell 4 and is connected with the machine body 1, one end of the optical fiber 3 is arranged at the outer side of the other end of the air duct 6, the other end of the optical fiber 3 passes through the air duct 6 and the shell 4 and is connected with the machine body 1, the air opening 7 is arranged at the top of the shell 4, the fan 8 is arranged on the inner wall of the air opening 7 through a bolt mounting device, a separation net is arranged on the inner wall of the top of the air opening 7, when in operation, the heat insulation plate 5 is effectively utilized to prevent the heat of an object to be detected from radiating to the machine body 1 and the optical fiber 3, meanwhile, the fan 8 is operated to generate suction force on the inner side of the shell 4 through the air opening 7, further cool air is sucked from a position far away from the high-temperature object through the air duct 6, the optical fiber 3 and the machine body 1 are cooled and radiated by the cool air, the working temperature of the sensor is reduced, the service life of various electric elements in the sensor is prolonged, and the working safety of the sensor is ensured.

In this embodiment, the sleeve 9 is sleeved on the outer side of the sensing head 2, the outer side of the sensing head 2 is provided with an external thread, the inner wall of the sleeve 9 is provided with an internal thread, the external thread is matched with the internal thread, the taper sleeve 10 is sleeved on the outer side of the sleeve 9, the inner side of the sleeve 9 is provided with a communication component, the communication component comprises a clamping groove 11 and a guide groove 12, one end of the guide groove 12 is communicated with one end of the clamping groove 11, the outer diameter of one end of the taper sleeve 10 is smaller than the outer diameter of the other end of the taper sleeve 10, the inner side of the taper sleeve 10 is connected with the sleeve 9 through a spring 14, the inner side of the taper sleeve 10 is welded with a guide rod 13, one end of the guide rod 13 is clamped on the inner side of the other end of the guide groove 12, the inner side of the other end of the clamping groove 11 is clamped with a clamping pin 15, one end of the clamping pin 15 passes through the clamping groove 11 and extends to the outer side of the sleeve 9, the inner sides of the guide groove 12 and the clamping groove 11 are respectively provided with hydraulic oil, when the device is installed, a through hole is formed in a container of fluid to be detected, the position of the clamping sleeve 9 is adjusted according to the wall thickness of the container and the size of the space inside the container, so that the length of the sensing head 2 at the left side of the clamping sleeve 9 is matched with the required length, when the device is fixed, the clamping sleeve 9 is inserted into the inner side of the through hole in the container, when the clamping sleeve 9 is pushed, the through hole pushes the taper sleeve 10 rightwards, the guide rod 13 in the taper sleeve 10 pushes the hydraulic oil in the guide groove 12 into the clamping groove 11, the clamping pin 15 is pushed outwards, the clamping pin 15 is clamped on the inner wall of the through hole, meanwhile, the taper sleeve 10 is used for sealing the through hole, on one hand, the sealing pressure of the through hole to the taper sleeve 10 is used for guaranteeing the fixing firmness of the clamping pin 15 to the through hole, on the other hand, the taper sleeve 10 is clamped on the inner side of the through hole by the clamping force of the through hole and the clamping pin 15, ensuring the tightness.

This reflection-type optic fibre high temperature sensor provides the electric energy for the consumer through external power supply, when the installation, begin the opening on the container of the fluid that needs to detect, adjust the position of cutting ferrule 9 according to the wall thickness of container and inside space size, make the length of the sensing head 2 of cutting ferrule 9 left side and required length suit, when fixing, insert cutting ferrule 9 the inboard of the opening on the container, promote cutting ferrule 9, make the opening promote taper sleeve 10 right, guide arm 13 in the taper sleeve 10 promotes the hydraulic oil in the guide slot 12 to draw-in groove 11 in, and then release bayonet lock 15 outwards, utilize bayonet lock 15 chucking on the inner wall of opening, simultaneously utilize taper sleeve 10 to seal the opening, on the one hand, utilize the sealing pressure of opening to taper sleeve 10 to ensure the fixed fastness of bayonet lock 15 to the opening, on the other hand, utilize the chucking power of opening and bayonet lock 15 to be used for the taper sleeve 10 inboard at the opening, in the operation, in the time, effectively utilize 5 to avoid the heat of the object that needs to detect and the heat of 3 and the cooling down the fan body, the heat exchanger 1 is carried out to the cooling down the air drum body, the cooling device is cooled down, the temperature sensor is carried out to the cooling device is located to the inner side 1, the fan is cooled down through the fan, the fan is cooled down to the temperature sensor is located to the fan 1, the life-span is further cooled down, the life-span is reduced, the life of the device is cooled down, and is cooled down, the life-time is cooled down, and is opened, and is cooled down.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a reflective optic fibre high temperature sensor, includes the sensor body, the sensor body includes host computer subassembly, host computer subassembly includes organism (1) and shell (4), conduction subassembly is installed to the both sides of organism (1), conduction subassembly includes sensing head (2) and optic fibre (3), its characterized in that: the sensor is characterized in that heat insulation components are arranged on two sides of the shell (4), each heat insulation component comprises a heat insulation plate (5) and an air duct (6), a ventilation and heat dissipation component is arranged at the top of the shell (4) and comprises an air port (7) and a fan (8), and a fixed sealing component is arranged on the sensor head (2) and comprises a clamping sleeve (9) and a taper sleeve (10).

2. A reflective optical fiber high temperature sensor according to claim 1, wherein: the machine body (1) is arranged on the inner side of the shell (4) through bolts, the heat insulation plate (5) is arranged on one side of the shell (4) through bolts, and the air duct (6) is welded on the other side of the shell (4).

3. A reflective optical fiber high temperature sensor according to claim 2, wherein: one end of the sensing head (2) is arranged on one side of the heat insulation plate (5), the other end of the sensing head (2) penetrates through the heat insulation plate (5) and the shell (4) and is connected with the machine body (1), one end of the optical fiber (3) is arranged on the outer side of the other end of the air duct (6), and the other end of the optical fiber (3) penetrates through the air duct (6) and the shell (4) and is connected with the machine body (1).

4. A reflective optical fiber high temperature sensor according to claim 3, wherein: the air port (7) is formed in the top of the shell (4), the fan (8) is mounted on the inner wall of the air port (7) through a bolt mounting device, and a separation net is mounted on the inner wall of the top of the air port (7).

5. The reflective optical fiber high temperature sensor according to claim 4, wherein: the cutting ferrule (9) cover is established in the outside side of sensing head (2), the external screw thread has been seted up to the outside side of sensing head (2), the internal screw thread has been seted up on the inner wall of cutting ferrule (9), external screw thread and internal screw thread match.

6. A reflective optical fiber high temperature sensor according to claim 5, wherein: the taper sleeve (10) is sleeved on the outer side of the clamping sleeve (9), the inner side of the clamping sleeve (9) is provided with a communication assembly, the communication assembly comprises a clamping groove (11) and a guide groove (12), and one end of the guide groove (12) is communicated with one end of the clamping groove (11).

7. The reflective optical fiber high temperature sensor according to claim 6, wherein: the outer diameter of one end of the taper sleeve (10) is smaller than that of the other end of the taper sleeve (10), and the inner side of the taper sleeve (10) is connected with the clamping sleeve (9) through a spring (14).

8. The reflective optical fiber high temperature sensor according to claim 7, wherein: the inner side of the taper sleeve (10) is welded with a guide rod (13), one end of the guide rod (13) is clamped at the inner side of the other end of the guide groove (12), the inner side of the other end of the clamping groove (11) is clamped with a clamping pin (15), one end of the clamping pin (15) penetrates through the clamping groove (11) and extends to the outer side of the clamping sleeve (9), and hydraulic oil is filled in the inner sides of the guide groove (12) and the clamping groove (11).