Distributed optical fiber temperature monitoring device

Abstract

The utility model relates to the field of optical fibers, and discloses a distributed optical fiber temperature monitoring device, which comprises a plurality of monitoring mechanisms, the monitoring mechanisms are distributed left and right, each monitoring mechanism comprises an arc-shaped plate I, two arc-shaped plates I are symmetrically distributed left and right, and a connecting shaft is fixedly connected between the tops of the rear ends of the two arc-shaped plates I; the left end and the right end of the connecting shaft penetrate out of the outer walls of the two first arc-shaped plates correspondingly, and the outer walls of the left end and the right end of the connecting shaft are rotationally connected with second arc-shaped plates. According to the utility model, by manually rotating the arc-shaped plate II and inserting the bolt in the quick inserting mechanism, the optical fiber can be quickly clamped and fixed, the fixing mode is simple and quick, and the working efficiency is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of optical fiber, specifically to a distributed optical fiber temperature monitoring device. BACKGROUND

[0002] In the field of modern industry, communication and scientific research, as an important medium for information transmission, the temperature state of optical fiber is crucial to the stability and performance of the system, especially in long-distance optical fiber communication, large-scale optical fiber sensor network and optical fiber laser applications, the temperature monitoring of optical fiber becomes the key link to ensure the normal operation of the system and timely discovery of potential faults.

[0003] Chinese patent application No. 202121760016.4 discloses a kind of distributed optical fiber temperature monitoring device, it is convenient to clamp optical fiber needing temperature measurement, temperature measurement is carried out to different positions of optical fiber by the distribution of temperature sensor.But the monitoring device adopts bolt connection mode when fixing, it is more troublesome and time-consuming in large-scale installation process, cannot be fixed quickly;And the temperature sensor of device is installed on one side, the monitoring range is less. CONTENT OF THE UTILITY MODEL

[0004] In order to overcome the above-mentioned shortcomings, the utility model provides a kind of distributed optical fiber temperature monitoring device.

[0005] The technical scheme adopted by the utility model is as follows:

[0006] A kind of distributed optical fiber temperature monitoring device, including several monitoring mechanisms, monitoring mechanism is distributed left and right, monitoring mechanism includes arc plate one, two arc plate one left and right symmetrical distribution, the top between the rear end of two arc plate one is fixedly connected with connecting shaft, the left and right ends of connecting shaft are respectively penetrated out of the outer wall of two arc plate one, the left and right ends of connecting shaft are all rotationally connected with arc plate two on the outer wall, arc plate two and arc plate one structure are identical, arc plate two and arc plate one are all semicircular ring, the outer wall between two arc plate two and the outer wall between two arc plate one are all fixedly connected with long strip plate;When arc plate two and arc plate one are in closed state, three long strip plates are equiangularly distributed on the outer wall of arc plate one and arc plate two;The outer wall of long strip plate is penetrated by multiple adjusting bolts, long strip plate is threadedly connected with multiple adjusting bolts, adjusting bolts are equidistantly distributed, the end of adjusting bolt is installed with temperature sensor, temperature sensor is towards inside;The end between two arc plate one is fixedly connected with lower connecting plate, the end between two arc plate two is fixedly connected with upper connecting plate, lower connecting plate and upper connecting plate are all in the end away from connecting shaft;The top middle part of lower connecting plate is provided with insertion hole, the bottom middle part of upper connecting plate is fixedly connected with insertion column, insertion column and insertion hole are all arc-shaped, insertion column is slidably inserted in insertion hole, the outer wall front side of insertion column is provided with pin hole, the front side wall of lower connecting plate is fixedly connected with quick plug-in mechanism.

[0007] The quick plug-in mechanism comprises a plug-in pin, which is inserted into the middle part of the front side wall of the lower connecting plate and is plugged into the middle part of the front side wall of the lower connecting plate, the rear end of the plug-in pin is inserted into the pin hole, the front end of the plug-in pin is fixedly connected with a pull ring, the plug-in pin penetrates through a fixed plate, the plug-in pin is slidably connected with the fixed plate, the rear side wall of the fixed plate is fixedly connected with one end of a fixed rod, the other end of the fixed rod is fixedly connected with the front side wall of the lower connecting plate, the plug-in pin penetrates through a limiting plate, the middle part of the outer wall of the plug-in pin is fixedly connected with the limiting plate, the rear side wall of the limiting plate abuts against the outer wall of the lower connecting plate, the plug-in pin is sleeved with a spring outside, and the two ends of the spring are fixedly connected with the front side wall of the limiting plate and the rear side wall of the fixed plate respectively.

[0008] The utility model discloses the beneficial effects of the following:

[0009] The utility model discloses through manual rotation arc plate no. 2 and the plug-in pin in quick plug-in mechanism, can quickly clamping and fixedly with optical fiber, and this fixed mode is simple and quick, has improved work efficiency greatly.

[0010] Because the long strip plate and the adjusting bolt are equiangularly distributed on the outside of the arc plate no. 1 and the arc plate no. 2, the temperature measurement of the optical fiber in different positions and directions can be realized by adjusting the position and angle of the adjusting bolt, and the accuracy and comprehensiveness of the measurement are improved. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is the structure schematic diagram of the utility model;

[0012] Figure 2 It is Figure 1 The enlarged view of A in the figure;

[0013] Figure 3 It is Figure 1 The sectional view of the utility model.

[0014] In all the drawings, the specific reference signs are as follows: 1, arc plate no. 1;2, connecting shaft;3, arc plate no. 2;4, long strip plate;5, adjusting bolt;6, temperature sensor;7, lower connecting plate;8, upper connecting plate;9, plug hole;10, plug column;11, pin hole;12, plug-in pin;13, pull ring;14, fixed plate;15, fixed rod;16, limiting plate;17, spring. DETAILED DESCRIPTION

[0015] As Figures 1-3As shown: a kind of distributed optical fiber temperature monitoring device, including several monitoring mechanisms, monitoring mechanism is distributed left and right, monitoring mechanism includes arc plate one 1, two arc plate one 1 left and right symmetrical distribution, the top between the rear end of two arc plate one 1 is fixedly connected with connecting shaft 2, the left end and the right end of connecting shaft 2 are respectively through the outer wall of two arc plate one 1, the left end and the right end of connecting shaft 2 are rotatably connected with arc plate two 3, the outer wall of arc plate two 3 and arc plate one 1 structure is identical, arc plate two 3 and arc plate one 1 are semicircular ring, the outer wall between two arc plate two 3 and the outer wall between two arc plate one 1 are fixedly connected with long strip plate 4;When arc plate two 3 and arc plate one 1 are in closed state, three long strip plates 4 are equiangularly distributed on the outer wall of arc plate one 1 and arc plate two 3;The outer wall of long strip plate 4 penetrates a plurality of adjusting bolts 5, long strip plate 4 is threadedly connected with a plurality of adjusting bolts 5, adjusting bolts 5 are equidistantly distributed, the end of adjusting bolt 5 is installed with temperature sensor 6, temperature sensor 6 faces inwards;The end portion between two arc plate one 1 is fixedly connected with lower connecting plate 7, the end portion between two arc plate two 3 is fixedly connected with upper connecting plate 8, lower connecting plate 7 and upper connecting plate 8 are all in the end portion away from connecting shaft 2;The top middle part of lower connecting plate 7 is provided with insertion hole 9, the bottom middle part of upper connecting plate 8 is fixedly connected with insertion column 10, insertion column 10 and insertion hole 9 are all arc-shaped, insertion column 10 is slidably inserted into insertion hole 9, the outer wall front side of insertion column 10 is provided with pin hole 11, the front side wall of lower connecting plate 7 is fixedly connected with quick plug-in mechanism.

[0016] Quick plug-in mechanism includes plug bolt 12, plug bolt 12 penetrates the middle part of the front side wall of lower connecting plate 7, plug bolt 12 is inserted into the middle part of the front side wall of lower connecting plate 7;The rear end of plug bolt 12 is inserted into pin hole 11, the front end of plug bolt 12 is fixedly connected with pull ring 13, plug bolt 12 penetrates fixed plate 14, plug bolt 12 is slidably connected with fixed plate 14, the rear side wall left and right sides of fixed plate 14 are fixedly connected with one end of fixed rod 15, the other end of fixed rod 15 is fixedly connected with the front side wall of lower connecting plate 7, plug bolt 12 penetrates limiting plate 16, the middle part of the outer wall of plug bolt 12 is fixedly connected with limiting plate 16, the rear side wall of limiting plate 16 abuts against the outer wall of lower connecting plate 7, plug bolt 12 is sleeved with spring 17 outside, the two ends of spring 17 are respectively fixedly connected with the front side wall of limiting plate 16 and the rear side wall of fixed plate 14.

[0017] The optical fiber to be temperature monitored is placed in arc plate one 1, arc plate two 3 is rotated, when arc plate two 3 is rotated to closely adhere to arc plate one 1, they jointly form a complete circular structure, and the optical fiber is clamped therein.

[0018] Insertion column 10 is slidably inserted into insertion hole 9, since insertion column 10 and insertion hole 9 are all arc-shaped, they can adapt to the rotation of arc plate one 1 and arc plate two 3, and maintain certain connection stability.

[0019] Then, using the plug 12 in the quick plug mechanism, the plug 12 is pulled up, the limiting plate 16 compresses the spring 17, after the insertion of the plug column 10 into the insertion hole 9, the pull ring 13 is released, the elasticity of the spring 17 resets the limiting plate 16 and the plug 12, the plug 12 is inserted from the middle of the front side wall of the lower connecting plate 7 and passes through the pin hole 11, the plug 12 limits the plug column 10 in the insertion hole 9, thereby fixing the relative position of the upper connecting plate 8 and the lower connecting plate 7.

[0020] Rotating the adjusting bolt 5 on the outer wall of the long strip plate 4, since the adjusting bolts 5 are equidistantly distributed and the end of the adjusting bolt 5 is provided with a temperature sensor 6, the temperature sensor 6 can be in close contact with the surface of the optical fiber by adjusting the position and fastening degree of the adjusting bolt 5, so that the temperature of the optical fiber can be accurately measured.

[0021] According to the length of the optical fiber section, a plurality of the devices are arranged on the outer wall of the optical fiber.

[0022] The utility model only protects the mechanical part, and the function realized by the software control part related thereto is not in the protection range of the utility model.

Claims

1. A distributed fiber optic temperature monitoring device, characterized by, The application relates to a monitoring device, which comprises a plurality of monitoring mechanisms, the monitoring mechanisms are distributed left and right, the monitoring mechanisms comprise arc-shaped plates one (1), the two arc-shaped plates one (1) are symmetrically distributed left and right, connecting shafts (2) are fixedly connected between the top of the rear ends of the two arc-shaped plates one (1), the left and right ends of the connecting shafts (2) respectively penetrate through the outer walls of the two arc-shaped plates one (1), the left and right ends of the connecting shafts (2) are rotatably connected with arc-shaped plates two (3) on the outer walls, the arc-shaped plates two (3) are identical in structure with the arc-shaped plates one (1), the arc-shaped plates two (3) and the arc-shaped plates one (1) are both semicircular rings, long strip plates (4) are fixedly connected between the outer walls of the two arc-shaped plates two (3) and between the outer walls of the two arc-shaped plates one (1); when the arc-shaped plates two (3) and the arc-shaped plates one (1) are in a closed state, the three long strip plates (4) are equiangularly distributed on the outer walls of the arc-shaped plates one (1) and the arc-shaped plates two (3); the outer walls of the long strip plates (4) penetrate through a plurality of adjusting bolts (5), the long strip plates (4) are threadedly connected with the plurality of adjusting bolts (5), the adjusting bolts (5) are equidistantly distributed, temperature sensors (6) are arranged on the ends of the adjusting bolts (5), and the temperature sensors (6) face the inner side; lower connecting plates (7) are fixedly connected between the ends of the two arc-shaped plates one (1), upper connecting plates (8) are fixedly connected between the ends of the two arc-shaped plates two (3), and the lower connecting plates (7) and the upper connecting plates (8) are both arranged at the ends away from the connecting shafts (2); a plug hole (9) is formed in the top middle part of the lower connecting plate (7), a plug column (10) is fixedly connected to the bottom middle part of the upper connecting plate (8), the plug column (10) and the plug hole (9) are both arc-shaped, the plug column (10) is slidingly inserted into the plug hole (9), a pin hole (11) is formed in the outer wall front side of the plug column (10), and a quick plug-in mechanism is fixedly connected to the front side wall of the lower connecting plate (7).

2. A distributed optical fiber temperature monitoring apparatus according to claim 1, wherein, The quick plug-in mechanism comprises a plug pin (12), the plug pin (12) penetrates through the middle part of the front side wall of the lower connecting plate (7) and is inserted into the front side wall of the lower connecting plate (7); the rear end of the plug pin (12) is inserted into the pin hole (11), the front end of the plug pin (12) is fixedly connected with a pull ring (13), the plug pin (12) penetrates through a fixed plate (14) and is slidingly connected with the fixed plate (14), one end of a fixed rod (15) is fixedly connected to the left and right sides of the rear side wall of the fixed plate (14), the other end of the fixed rod (15) is fixedly connected with the front side wall of the lower connecting plate (7), the plug pin (12) penetrates through a limiting plate (16), the middle part of the outer wall of the plug pin (12) is fixedly connected with the limiting plate (16), the rear side wall of the limiting plate (16) abuts against the outer wall of the lower connecting plate (7), a spring (17) is sleeved outside the plug pin (12), and the two ends of the spring (17) are fixedly connected with the front side wall of the limiting plate (16) and the rear side wall of the fixed plate (14) respectively.

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