Mounting structure for optical fiber sensor

Abstract

The utility model relates to the technical field of sensor installation, and discloses an installation structure for an optical fiber sensor, which comprises a protective shell, a sensor main body is fixedly connected in the protective shell through a bolt, the back of the protective shell is rotatably connected with a disc through a bearing, the back of the disc is fixedly connected with a magnetic block, and the magnetic block is fixedly connected with the sensor main body. A screw hole is formed in the front side surface of the disc, a side plate is fixedly connected to the outer side surface of the protective shell, and a fixing unit is arranged on the outer side of the side plate. According to the utility model, through the cooperation of the bearing, the disc, the magnetic block, the screw hole, the side plate and the fixing unit, the angle of the sensor main body can be rapidly adjusted under the condition of not changing the current position of the sensor main body when deviation occurs or the angle needs to be changed in the installation process, and the sensor main body can be rapidly fixed after the adjustment is completed. The situation that the sensor and the protective cover shell need to be detached together and then fixed again is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to sensor installation technical field especially relates to a mounting structure for optical fiber sensor. BACKGROUND

[0002] The optical fiber sensor is a kind of sensor using optical fiber as sensing element, it is by transmitting light wave in optical fiber, and in the transmission process with the outside measured parameter interaction, to change the certain characteristics of light wave, realize the detection of outside measured parameter, when installing and using optical fiber sensor, to ensure the convenience and efficiency in the process of installation, will use auxiliary installation structure to operate.

[0003] Through the retrieval, China patent publication No. CN216309023U discloses a kind of optical fiber transmission of fixed installation, including the protective cover shell of being fixed in the reinforcing base plate in the shell wall inside lower end is equipped with the plug-in slot, and the plug-in strip block is set in the sensor main body lower end two sides, when installing, reinforcing base plate is fixed on bridge, again sensor main body is inserted into protective cover shell, and plug-in strip block is inserted in plug-in slot and is positioned with clamping, it is convenient to install, and it is convenient to disassemble and maintain, simultaneously when installing, it will not cause damage to sensor main body.

[0004] And the installation structure above in actual use process, after installing optical fiber sensor main body, the use angle of sensor can not be adjusted again, if angle deviation appears in installation process or needs to be adjusted in use process, sensor is needed with protective cover shell together with disassembling and re-fixing, it is very inconvenient, and the adaptability is low, therefore, a kind of mounting structure for optical fiber sensor is presented to solve the above problems. UTILITY MODEL CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides a kind of mounting structure for optical fiber sensor, to improve the problem that sensor angle is difficult to adjust quickly after installing optical fiber sensor in the prior art.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme: the mounting structure for optical fiber sensor, including protective shell body, the inside of the protective shell body is fixedly connected with sensor main body by bolt, the back of the protective shell body is rotatably connected with disc by bearing, the back of the disc is fixedly connected with magnetic block, the front side surface of the disc is equipped with screw hole, the outside surface of the protective shell body is fixedly connected with side plate, the outside of the side plate is provided with fixed unit, the fixed unit acts on the quick fixing of sensor main body after angle adjustment.

[0007] As a further description of the above technical scheme:

[0008] The back surface of the protective shell is fixedly connected with a supporting rod, the rear end of the supporting rod is fixedly connected with a sliding block, the front surface of the disc is provided with an annular sliding groove, and the bottom end of the annular sliding groove is provided with an inclined groove.

[0009] As a further description of the above technical solution:

[0010] The inclined groove penetrates the disc, and the sliding block is in sliding connection with the inner part of the annular sliding groove.

[0011] As a further description of the above technical solution:

[0012] The fixing unit comprises a rotating plate, the rotating plate is arranged on the front side of the side plate, the back surface of the rotating plate is fixedly connected with a lead screw, and the outer side of the lead screw is fixedly connected with a limiting plate.

[0013] As a further description of the above technical solution:

[0014] The rear end of the lead screw penetrates the side plate, and the rear end of the lead screw is in threaded connection with the inner part of the screw hole.

[0015] As a further description of the above technical solution:

[0016] The outer side surface of the rotating plate is provided with anti-skid lines, and the lead screw is in threaded connection with the side plate.

[0017] As a further description of the above technical solution:

[0018] The front surface of the disc is provided with a triangular mark, and the tip of the triangular mark is arranged upwards.

[0019] As a further description of the above technical solution:

[0020] The number of the screw holes is several, and the several screw holes are arranged in an annular array on the front surface of the disc.

[0021] The utility model has the advantages of the following beneficial effects:

[0022] 1、the utility model discloses a bearing, disc, magnetic block, screw hole, side plate and the cooperation of fixing unit that are arranged, can the angle of sensor body is adjusted quickly under the condition that the current position of sensor body is not changed when the deviation appears in the installation process or the angle needs to be changed, and is fixed quickly after adjustment, avoids the need to take down sensor together with the protective cover shell and then re-fix.

[0023] 2、The utility model discloses a limiting plate, support rod, sliding block and chute cooperation can be positioned to the end of the protective shell and support, so that the protective shell can keep horizontal stability when being extruded, avoid the connection position of bearing to break due to the deviation, influence the service life of mounting structure, when dust and impurities intrude into annular slide groove, can be discharged through chute fast. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 The utility model proposes a kind of schematic diagram of the whole of mounting structure for optical fiber sensor;

[0025] Figure 2 The utility model proposes a kind of schematic diagram of disc and magnetic block of mounting structure for optical fiber sensor;

[0026] Figure 3 The utility model proposes a kind of schematic diagram of protective shell, sensor main body, bearing, side plate, fixed unit, support rod and sliding block of mounting structure for optical fiber sensor;

[0027] Figure 4 The utility model proposes a kind of schematic diagram of disc of mounting structure for optical fiber sensor.

[0028] LEGEND:

[0029] 1, protective shell;2, sensor main body;3, bearing;4, disc;5, magnetic block;6, screw hole;7, side plate;81, rotating plate;82, screw rod;83, limiting plate;9, support rod;10, sliding block;11, annular slide groove;12, chute. DETAILED DESCRIPTION

[0030] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the scope of the utility model protection.

[0031] REFERENCE Figure 1 - Figure 2The utility model provides an embodiment for mounting structure for optical fiber sensor, including protection casing 1, the inside of protection casing 1 is fixedly connected with sensor main part 2 through bolt, the back of protection casing 1 is rotatably connected with disc 4 through bearing 3, protection casing 1 can drive sensor main part 2 to rotate around the center of disc 4, the upside of the front side of disc 4 is equipped with triangular mark, the tip of triangular mark sets up towards up, the current posture of disc 4 can be judged by triangular mark to user, when the tip of triangular mark sets up towards up, and screw rod 82 is connected with the uppermost screw hole 6 and is screwed, can make sensor main part 2 keep horizontal state and use, the back of disc 4 is fixedly connected with magnetic block 5, disc 4 can be quickly adsorbed and fixed on the outside of iron shell through magnetic block 5, after testing, can adopt the mode of along the parallelism to the direction of suction surface sliding magnetic block 5, makes magnet and iron shell separate, carries out the disassembly of mounting structure.

[0032] Refer to Figure 1 - Figure 3 The front surface of the disc 4 is provided with a plurality of screw holes 6, the plurality of screw holes 6 are arranged in a ring array on the front surface of the disc 4, the outer surface of the protection casing 1 is fixedly connected with a side plate 7, the side plate 7 moves synchronously when the protection casing 1 moves, a fixing unit is arranged on the outer side of the side plate 7, the fixing unit comprises a rotating plate 81, the rotating plate 81 is arranged on the front side of the side plate 7, anti-skid lines are arranged on the outer surface of the rotating plate 81, the friction between the side wall of the rotating plate 81 and the hands of the user is increased, so that the user can quickly rotate the rotating plate 81, a screw rod 82 is fixedly connected to the back of the rotating plate 81, the screw rod 82 rotates synchronously when the rotating plate 81 rotates, the rear end of the screw rod 82 penetrates through the side plate 7, the screw rod 82 is screwed with the side plate 7, the screw rod 82 moves linearly in the front-rear direction relative to the side plate 7 when the screw rod 82 rotates, the rear end of the screw rod 82 is screwed with the screw hole 6, the screw rod 82 enters the screw hole 6 and is screwed with the screw hole 6 when the screw rod 82 rotates and moves to the rear side, the side plate 7 and the protection casing 1 are fixed and limited, a limiting plate 83 is fixedly connected to the outer side of the screw rod 82, the limiting plate 83 limits the screw rod 82, so that the screw rod 82 cannot move away from the side plate 7, and the screw rod 82 is prevented from being separated from the side plate 7 and lost.

[0033] When the sensor main part 2 deviates during installation or needs to change the angle, the rotating plate 81 is rotated to drive the screw rod 82 to rotate and move forward, and the screw rod 82 is separated from the inside of the current screw hole 6, then the user can directly rotate the protection casing 1 to drive the sensor main part 2 to rotate to the required position, then the rotating plate 81 is twisted to drive the screw rod 82 to move backward into the screw hole 6 corresponding to the position of the side plate 7, and the protection casing 1 and the sensor main part 2 are fixed, so that the operation is simple.

[0034] Refer to Figure 3 - Figure 4The back surface of the protective shell 1 is fixedly connected with a supporting rod 9, the rear end of the supporting rod 9 is fixedly connected with a sliding block 10, when the protective shell 1 rotates and moves, the sliding block 10 can be driven by the supporting rod 9 to move synchronously, the front surface of the disc 4 is provided with an annular sliding groove 11, the sliding block 10 is slidably connected with the inside of the annular sliding groove 11, the back surface of the sliding block 10 is attached to the rear inner wall surface of the annular sliding groove 11, the end part of the protective shell 1 can be supported and limited by the supporting rod 9 and the sliding block 10, so that the protective shell 1 can keep stable horizontally when being extruded, the connection position between the protective shell 1 and the bearing 3 can be prevented from being broken due to deviation, the service life is affected, meanwhile, the sliding block 10 can rotate along the path of the annular sliding groove 11, so that the rotation of the protective shell 1 and the sensor main body 2 can be prevented from being hindered, the bottom end of the annular sliding groove 11 is provided with an inclined groove 12, the inclined groove 12 penetrates the disc 4, the dust and impurities entering the inside of the annular sliding groove 11 can be discharged through the inclined groove 12, when the sliding block 10 rotates and moves in the annular sliding groove 11, the dust and impurities can be pushed, when the dust and impurities are pushed to the inclined groove 12, the dust and impurities can move downward and be discharged under the action of gravity, so that the dust and impurities can be prevented from entering the annular sliding groove 11 and affecting the rotation of the sliding block 10.

[0035] Working principle: after the sensor main body 2 is fixedly connected in the inside of the protective shell 1 through bolts, the disc 4 together with the protective shell 1 can be fixed and adsorbed on the outside of the iron shell through the magnetic block 5 to complete installation, when deviation occurs during installation or the angle of the sensor main body 2 needs to be changed, the rotating plate 81 can be rotated to drive the lead screw 82 to move forward and leave the inside of the screw hole 6, so that the fixing of the protective shell 1 and the sensor main body 2 can be quickly released, then the protective shell 1 can be rotated to drive the sensor main body 2 to move to the required appropriate position, then the rotating plate 81 can be screwed to drive the lead screw 82 to move backward and enter the current screw hole 6 corresponding to the position of the side plate 7, so that the protective shell 1 and the sensor main body 2 can be fixed, and the operation is simple.

[0036] Finally, it should be noted that: the above only describes the preferred embodiments of the present application, and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or equivalently replace some technical features, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A mounting structure for an optical fiber sensor, comprising a protective housing (1), an inside of the protective housing (1) is fixedly connected with a sensor main body (2) through a bolt, characterized in that: The back of the protective shell (1) is rotatably connected with a disc (4) through a bearing (3), the back of the disc (4) is fixedly connected with a magnetic block (5), the front surface of the disc (4) is provided with a screw hole (6), the outer surface of the protective shell (1) is fixedly connected with a side plate (7), the outer side of the side plate (7) is provided with a fixing unit, and the fixing unit acts on the quick fixing of the angle adjustment of the sensor main body (2).

2. The mounting structure for an optical fiber sensor according to claim 1, characterized by: The back of the protective shell (1) is fixedly connected with a support rod (9), the rear end of the support rod (9) is fixedly connected with a sliding block (10), the front surface of the disc (4) is provided with an annular sliding groove (11), and the bottom end of the annular sliding groove (11) is provided with an inclined slot (12).

3. The mounting structure for an optical fiber sensor according to claim 2, characterized by: The inclined slot (12) penetrates the disc (4), and the sliding block (10) is slidably connected with the inside of the annular sliding groove (11).

4. The mounting structure for an optical fiber sensor according to claim 1, characterized by: The fixing unit comprises a rotating plate (81), the rotating plate (81) is arranged on the front side of the side plate (7), the back of the rotating plate (81) is fixedly connected with a lead screw (82), and the outer side of the lead screw (82) is fixedly connected with a limiting plate (83).

5. The mounting structure for an optical fiber sensor according to claim 4, characterized by: The rear end of the lead screw (82) penetrates the side plate (7), and the rear end of the lead screw (82) is threadedly connected with the inside of the screw hole (6).

6. The mounting structure for an optical fiber sensor according to claim 4, characterized by: The outer surface of the rotating plate (81) is provided with anti-skid lines, and the lead screw (82) is threadedly connected with the side plate (7).

7. The mounting structure for an optical fiber sensor according to claim 1, characterized by: The front surface of the disc (4) is provided with a triangular mark on the upper side, and the tip of the triangular mark is arranged upward.

8. The mounting structure for an optical fiber sensor according to claim 1, characterized by: The number of the screw holes (6) is several, and the several screw holes (6) are arranged in an annular array on the front surface of the disc (4).

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