Optical fiber tension testing device

Abstract

The utility model discloses an optical fiber tension test device, comprising a bottom plate, a support block is arranged at the right end of the bottom plate, a limit block is installed on the bottom plate on the left side of the support block through a displacement device, a clamping device is respectively arranged on the left side surface of the limit block and the right side surface of the support block, the clamping devices on the limit block and the support block are arranged correspondingly, and the limit block and the support block are respectively provided with a through hole arranged in coordination with the clamping device. The utility model overcomes the shortcomings of the prior art, and in the process of optical fiber tension test, the optical fiber will not tilt, and the test result is stable.

Description

Technical Field

[0001] The utility model relates to the technical field of optical fiber testing devices, in particular to an optical fiber tension testing device. Background Art

[0002] Optical fibers are subjected to various types of forces, such as tension and pressure, during actual use. If the fibers cannot withstand these forces, they may break or be damaged, which will affect the quality and reliability of communications. Optical fiber tension testing is to test the tolerance and strength of optical fibers, so as to evaluate the reliability of optical fibers during use. Traditional testing devices will cause the optical fiber to tilt or rotate during the test, making the optical fiber tension test data inaccurate. Utility Model Content

[0003] The utility model aims to provide an optical fiber tension testing device, which overcomes the shortcomings of the prior art.

[0004] In order to solve the above problems, the technical solutions adopted by the utility model are as follows:

[0005] An optical fiber tension test device comprises a bottom plate, a support block is arranged at the right end of the bottom plate, a limit block is installed on the bottom plate on the left side of the support block through a displacement device, a clamping device is respectively arranged on the left side surface of the limit block and the right side surface of the support block, the clamping devices on the limit block and the support block are arranged correspondingly, and the limit block and the support block are respectively provided with a through hole arranged in cooperation with the clamping device;

[0006] The clamping device includes a support plate and a chuck arranged on the outer side of the support plate, the chuck is a conical stud, and the diameter of the chuck gradually decreases away from the support plate; the chuck is also provided with at least two corresponding slots, a mounting hole is provided inside the chuck, a rubber column is installed in the mounting hole, a clamping hole connected to the through hole is provided inside the rubber column, at least two corresponding slits are provided on the rubber column, and a fastening nut is also installed on the chuck, and the fastening nut is threadedly connected to the chuck.

[0007] Furthermore, a slot is respectively provided on the limit block and the support block, and the clamping device is installed in the slot; a pressure sensor electrically connected to an external power supply is also installed on the rear side of the support plate of the clamping device on the support block. After the clamping device is installed, the pressure sensor is located between the support plate and the support block.

[0008] Furthermore, the displacement device includes a slide plate installed on the base plate through a slide rail and a slider, and the limit block is installed on the slide plate, and the limit block can move away from or approach the support block as the slide plate moves; a screw rod is rotatably installed on the bottom of the slide plate through a bearing seat, and a fixed block is installed on the base plate on the right side of the slide plate, the screw rod passes through the fixed block, and the screw rod and the fixed block are threadedly connected, and a handle is also provided at the right end of the screw rod.

[0009] Furthermore, there are two slide rails which are arranged in parallel, and each slide rail is provided with at least two sliding blocks which are connected to the bottom of the slide plate.

[0010] Furthermore, a scale is provided on the surface of the slide rail.

[0011] Compared with the prior art, the implementation effects of the present invention are as follows:

[0012] The two clamping devices of the device are set correspondingly. During the optical fiber tension test, the optical fiber will not tilt and the test result is stable. In addition, the rubber column of the clamping device is easy to replace and maintain, and the chuck is matched with the fastening nut, so that the chuck can be used to test optical fibers of different diameters. The displacement device rotates the screw by the handle to make the movement of the limit block stable and easy to operate. In addition, a pressure sensor is provided on the device, which can be connected to an external control panel to record the tension during the optical fiber tension test, and the scale on the slide rail can measure the elongation of the optical fiber during the test. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the structure of the slide rail installation;

[0015] Figure 3 is a cross-sectional view of the clamping device;

[0016] Figure 4 It is a schematic diagram of the structure of the clamping device on one side of the chuck;

[0017] Figure 5 is a schematic diagram of the structure of the lower surface of the skateboard;

[0018] Figure 6 This is a schematic diagram of the pressure sensor installation structure.

[0019] Explanation of the accompanying drawings: 1. Base plate; 11. Slide rail; 111. Scale; 12. Slider; 2. Fixed block; 21. Screw; 22. Handle; 3. Support block; 4. Slide plate; 41. Limit block; 42. Bearing seat; 5. Support plate; 51. Chuck; 52. Slot; 53. Through hole; 7. Rubber column; 71. Clamping hole; 8. Fastening nut; 9. Optical fiber; 10. Pressure sensor. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "left", "right", "vertical", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction and be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0022] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] like Figure 1-3 As shown, the optical fiber 9 tension test device of the utility model includes a base plate 1, and a displacement device is provided on the base plate 1. The displacement device includes a slide plate 4 installed on the base plate 1 through a slide rail 11 and a slider 12. There are two slide rails 11, which are arranged in parallel. A scale 111 is also provided on the surface of the slide rail 11. Each slide rail 11 is provided with two sliders 12 connected to the bottom of the slide plate 4. A limit block 41 is installed on the slide plate 4. A support block 3 corresponding to the limit block 41 is installed on the base plate 1 on the right side of the displacement device. The displacement device rotates the screw rod 21 by the handle 22, so that the movement of the limit block 41 is stable and easy to operate. During the tension test of the optical fiber 9, the optical fiber 9 will not tilt and the test result is stable.

[0024] A screw rod 21 is rotatably mounted on the bottom of the skateboard 4 through a bearing seat 42. The top end of the screw rod 21 is rotatably connected to a bearing 43 in the bearing seat 42, so that the screw rod 21 can rotate freely in the bearing seat 42. A fixing block 2 is installed on the bottom plate 1 on the right side of the skateboard 4. The screw rod 21 passes through the fixing block 2, and the screw rod 21 and the fixing block 2 are threadedly connected. A handle 22 is also provided at the right end of the screw rod 21. The screw rod 21 can be rotated by the handle 22 to adjust the position of the limit block 41.

[0025] like Figure 1 ,4 -6, a clamping device is respectively provided on the left side of the limit block 41 and the right side of the support block 3, the clamping devices on the limit block 41 and the support block 3 are correspondingly arranged, and the limit block 41 and the support block 3 are respectively provided with a through hole 53 arranged in cooperation with the clamping device; the clamping device includes a support plate 5 and a clamping head 51 arranged on the outer side of the support plate 5, the clamping head 51 is a conical stud, and the diameter of the clamping head 51 away from the support plate 5 gradually decreases; the clamping head 51 is also provided with four correspondingly arranged slots 52, and the inner surface of the clamping head 51 is provided with a plurality of slots 52, and the inner surface of the clamping head 51 is provided with a plurality of slots 52. A mounting hole is provided on the chuck 51, in which a rubber column 7 is installed. A clamping hole 71 connected to the through hole 53 is provided inside the rubber column 7. Four corresponding slits are provided on the rubber column 7. A fastening nut 8 is also installed on the chuck 51. The fastening nut 8 is threadedly connected to the chuck 51. By tightening the fixing nut, the rubber column 7 can clamp the optical fiber 9 inserted into the clamping hole 71. The rubber column 7 of the chuck 51 is easy to replace and maintain, and the chuck 51 cooperates with the fastening nut 8, so that the chuck 51 can be used for testing optical fibers 9 of different diameters.

[0026] A slot is respectively provided on the limit block 41 and the support block 3, and the clamping device is installed in the slot; a pressure sensor 10 electrically connected to an external power supply is also installed on the rear side of the support plate 5 of the clamping device on the support block 3. After the clamping device is installed, the pressure sensor is located between the support plate 5 and the support block 3. During testing, the pressure sensor 10 can be connected to an external control panel to record the tension of the optical fiber 9 during the tension test.

[0027] In addition, the scale 111 on the slide rail 11 can measure the elongation of the optical fiber 9 during the test.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An optical fiber tension test device, comprising a bottom plate, characterized in that: A support block is provided at the right end of the bottom plate, a limit block is installed on the bottom plate on the left side of the support block through a displacement device, a clamping device is respectively provided on the left side surface of the limit block and the right side surface of the support block, the clamping devices on the limit block and the support block are arranged correspondingly, and the limit block and the support block are respectively provided with a through hole arranged in cooperation with the clamping device; The clamping device includes a support plate and a chuck arranged on the outer side of the support plate, the chuck is a conical stud, and the diameter of the chuck gradually decreases away from the support plate; the chuck is also provided with at least two corresponding slots, a mounting hole is provided inside the chuck, a rubber column is installed in the mounting hole, a clamping hole connected to the through hole is provided inside the rubber column, at least two corresponding slits are provided on the rubber column, and a fastening nut is also installed on the chuck, and the fastening nut is threadedly connected to the chuck.

2. The optical fiber tension test device according to claim 1, characterized in that: The limit block and the support block are respectively provided with a slot, and the clamping device is installed in the slot; a pressure sensor electrically connected to an external power supply is also installed on the rear side of the support plate of the clamping device on the support block. After the clamping device is installed, the pressure sensor is located between the support plate and the support block.

3. The optical fiber tension test device according to claim 1, characterized in that: The displacement device includes a slide plate installed on the base plate through a slide rail and a slider, and the limit block is installed on the slide plate. The limit block can move away from or close to the support block as the slide plate moves; a screw rod is rotatably installed on the bottom of the slide plate through a bearing seat, and a fixed block is installed on the base plate on the right side of the slide plate. The screw rod passes through the fixed block, and the screw rod and the fixed block are threadedly connected, and a handle is also provided at the right end of the screw rod.

4. The optical fiber tension test device according to claim 3, characterized in that: There are two slide rails which are arranged in parallel, and each slide rail is provided with at least two sliding blocks which are connected with the bottom of the sliding plate.

5. The optical fiber tension test device according to claim 4, characterized in that: The surface of the slide rail is also provided with scales.

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