Multi-fiber coupling clamp special for spectrograph

Abstract

The utility model discloses a multi-optical-fiber coupling clamp special for a spectrograph, and belongs to the technical field of optical fiber equipment. The multi-optical-fiber coupling clamp special for the spectrograph comprises a double-groove clamping block, the top of the double-groove clamping block is rotationally connected with a fixed clamping plate, the double-groove clamping block is in threaded connection with a connecting bolt, the connecting bolt is in threaded connection with the fixed clamping plate, and the outer surfaces of the two sides of the double-groove clamping block are in threaded connection with transmission threaded rods. According to the multi-optical-fiber coupling clamp special for the spectrograph, the fixed clamping plate is fixed to the top of the double-groove clamping block, a containing groove and a clamping groove of the double-groove clamping block are completely sealed, then two fastening clamping plates are driven to move close to each other by rotating two transmission threaded rods, the two fastening clamping plates are made to clamp exposed parts of multiple optical fibers, and therefore the multiple optical fibers are coupled. Any number of optical fibers can be fixed, the application range is wide, rapid alignment and fixation of the optical fibers can be achieved, and the operation process of coupling of multiple optical fibers is simplified.

Description

TECHNICAL FIELD

[0001] The utility model relates to optical fiber equipment technical field more specifically, relate to a kind of multi-fiber coupling fixture specially used for spectrometer. BACKGROUND

[0002] Spectrometer is a kind of precise scientific instrument, it uses prism, grating etc. Dispersive element is decomposed into different wavelength spectrum line by light radiation, and the intensity of these spectrum lines is converted into electric signal by detector to measure and analyze.Spectrometer can directly show a spectrum graph, wherein y axis represents light intensity, x axis represents light wavelength or frequency, so as to characterize the distribution of light intensity along with light wavelength.This instrument is widely used in chemical analysis, material science, astronomy, environmental monitoring, food safety etc. Multiple fields, for analyzing the composition, structure and nature of matter, is a kind of powerful and widely used optical analysis instrument.

[0003] In the application of spectrometer, multiple optical fibers are often coupled to transmit optical signal from light source to spectrometer for analysis. However, traditional optical fiber coupling method often has the problems of complex operation and low efficiency. Specifically, traditional optical fiber coupling process usually needs to manually align and fix optical fiber one by one, which not only consumes time and effort, but also is difficult to ensure the accurate alignment of optical fiber end face, thereby affecting the transmission efficiency of optical signal and the measurement accuracy of spectrometer. SUMMARY

[0004] 1. Technical problem to be solved

[0005] In view of the problems existing in the prior art, the purpose of the utility model is to provide a kind of multi-fiber coupling fixture specially used for spectrometer, it can fix any number of optical fibers, wide application range, can realize the quick alignment and fixation of optical fiber, simplify the operation process of multiple optical fiber coupling.

[0006] 2. Technical scheme

[0007] To solve the above problems, the utility model adopts the following technical scheme:

[0008] A kind of multi-fiber coupling fixture specially used for spectrometer, including: double-slot clamp block, the top of the double-slot clamp block is rotatably connected with fixed clamping plate, the double-slot clamp block is screw-connected with connecting bolt, the connecting bolt is screw-connected with fixed clamping plate, the outer surface of the two sides of the double-slot clamp block is screw-connected with transmission screw rod, the one end of two transmission screw rods is extended to the interior of double-slot clamp block, and the one end of two transmission screw rods is rotatably connected with fastening clamping plate.

[0009] As a preferred scheme of the utility model, the both sides outer surfaces of the double-slot clamp block are slid through a group of limiting rods, each group of the limiting rods is provided with two, and each group of two limiting rods is fixedly connected with the corresponding fastening clamping plate.

[0010] As a preferred scheme of the utility model, each limiting rod is made of stainless steel material.

[0011] As a preferred scheme of the utility model, each group of two limiting rods is arranged on the both sides of the corresponding transmission threaded rod.

[0012] As a preferred scheme of the utility model, the one side outer surface of the two fastening clamping plates is fixedly connected with a soft pad.

[0013] As a preferred scheme of the utility model, the top of the fixed clamping plate is fixedly connected with a hanging ring.

[0014] 3. Beneficial effects

[0015] Compared with the prior art, the utility model provides a multi-fiber coupling clamp special for a spectrometer, which has the following beneficial effects:

[0016] The multi-fiber coupling clamp special for the spectrometer places the exposed parts of the multiple optical fibers into the clamping grooves, places the sheath parts of the multiple optical fibers into the placing grooves, then rotates and adheres the fixed clamping plate to the top of the double-slot clamp block, then threadedly connects the connecting bolt with the fixed clamping plate, thereby fixing the fixed clamping plate on the top of the double-slot clamp block, completely seals the placing grooves and the clamping grooves of the double-slot clamp block, then rotates the two transmission threaded rods, drives the two fastening clamping plates to relatively move close, makes the two fastening clamping plates clamp the exposed parts of the multiple optical fibers, can fix any number of optical fibers, has wide application range, can realize the quick alignment and fixing of the optical fibers, and simplifies the operation process of the multiple optical fiber coupling. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 It is the perspective view of the utility model;

[0018] Fig. 2 It is the side view of the utility model;

[0019] Fig. 3 It is the internal perspective view of the double-slot clamp block of the utility model.

[0020] Explanation of reference numerals in the drawing:

[0021] 1, double-slot clamp block; 2, fixed clamping plate; 3, transmission threaded rod; 4, limiting rod; 5, hanging ring; 6, connecting bolt; 7, fastening clamping plate; 8, soft pad. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments, and all other embodiments obtained by those skilled in the art without creative labor based on the embodiments in the utility model belong to the protection scope of the utility model.

[0023] Embodiment:

[0024] Please refer to Figs. 1-3 A multi-fiber coupling clamp special for a spectrometer, comprising: a double-groove clamp block 1, a fixed clamping plate 2 is rotatably connected to the top of the double-groove clamp block 1, a connecting bolt 6 is threadedly connected to the double-groove clamp block 1, the connecting bolt 6 is threadedly connected with the fixed clamping plate 2, a transmission threaded rod 3 is threadedly connected to the outer surface of each side of the double-groove clamp block 1, one end of each of the two transmission threaded rods 3 extends into the interior of the double-groove clamp block 1, and a fastening clamping plate 7 is rotatably connected to one end of each of the two transmission threaded rods 3.

[0025] In the specific embodiment of the utility model, a placing groove and a clamping groove are formed in the interior of the double-groove clamp block 1, the two fastening clamping plates 7 are located in the clamping groove, the clamping groove is used for placing the exposed part of the optical fiber with the outer sheath removed, and the placing groove is used for placing the part of the optical fiber with the outer sheath. Before the multiple optical fibers are coupled, the multiple optical fibers need to be fixed together and the end faces of the multiple optical fibers need to be kept on a plane, the exposed parts of the multiple optical fibers are placed in the clamping groove, the sheath parts of the multiple optical fibers are placed in the placing groove, then the fixed clamping plate 2 is rotated and attached to the top of the double-groove clamp block 1, then the connecting bolt 6 is threadedly connected with the fixed clamping plate 2, so that the fixed clamping plate 2 is fixed on the top of the double-groove clamp block 1, the placing groove and the clamping groove of the double-groove clamp block 1 are completely sealed, then the two fastening clamping plates 7 are relatively moved by rotating the two transmission threaded rods 3, so that the two fastening clamping plates 7 clamp the exposed parts of the multiple optical fibers, and the multiple optical fibers can be fixed, so that the utility scope is wide, the rapid alignment and fixing of the optical fibers can be realized, and the operation process of the multiple optical fiber coupling is simplified.

[0026] Specifically, a group of limiting rods 4 are slidably penetrated through the outer surface of each side of the double-groove clamp block 1, each group of limiting rods 4 is provided with two limiting rods 4, and each group of two limiting rods 4 is fixedly connected with the corresponding fastening clamping plate 7.

[0027] In the embodiment, the two limiting rods 4 in each group ensure that the corresponding fastening clamping plate 7 remains stable when moving.

[0028] Specifically, each limiting rod 4 is made of stainless steel.

[0029] In the embodiment, the surface of the limiting rod 4 is smooth, the friction is small, the strength is high, and the corrosion resistance is good.

[0030] Specifically, each group of two limiting rods 4 is arranged on both sides of the corresponding transmission threaded rod 3.

[0031] In this embodiment, each group of two limiting rods 4 is arranged on both sides of the corresponding transmission threaded rod 3, which increases the overall structural stability.

[0032] Specifically, one side of the outer surface of each of the two fastening clamping plates 7 is fixedly connected with a soft pad 8.

[0033] In this embodiment, the two soft pads 8 can minimize the damage caused by the two fastening clamping plates 7 when clamping the optical fibers.

[0034] Specifically, the top of the fixed clamping plate 2 is fixedly connected with a hanging ring 5.

[0035] In this embodiment, the hanging ring 5 makes the device easy to hang or fix, facilitating quick installation and fixation in laboratories, factories or other places where optical fiber coupling clamps are needed.

[0036] Working principle: Place the exposed parts of the multiple optical fibers in the clamping grooves, and place the sheath parts of the multiple optical fibers in the placement grooves, then rotate the fixed clamping plate 2 to fit the top of the double-groove clamping block 1, then thread the connecting bolt 6 with the fixed clamping plate 2 to fix the fixed clamping plate 2 on the top of the double-groove clamping block 1, completely sealing the placement grooves and clamping grooves of the double-groove clamping block 1, then rotate the two transmission threaded rods 3 to drive the two fastening clamping plates 7 to move closer to each other, so that the two fastening clamping plates 7 and the two soft pads 8 clamp the exposed parts of the multiple optical fibers, allowing any number of optical fibers to be fixed, with a wide range of applications, enabling quick alignment and fixation of optical fibers, simplifying the operation process of multiple optical fiber coupling, and the control mode of the utility model is controlled by manually starting and closing the switch, the wiring diagram of the power element and the power supply belong to the common knowledge in the art, and the utility model is mainly used for protecting mechanical devices, so the control mode and wiring arrangement of the utility model will not be explained in detail.

[0037] The above is only the preferred specific implementation of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the technical field can make equivalent replacement or change according to the technical scheme and improvement concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A multi-fiber coupling fixture specifically designed for spectrometers, characterized in that, include: A double-groove clamping block (1) is rotatably connected to a fixed clamping plate (2) on its top. A connecting bolt (6) is threaded onto the double-groove clamping block (1) and threaded onto the fixed clamping plate (2). Both outer surfaces of the double-groove clamping block (1) are threaded with transmission threaded rods (3). One end of each of the two transmission threaded rods (3) extends into the interior of the double-groove clamping block (1), and one end of each of the two transmission threaded rods (3) is rotatably connected to a fastening clamping plate (7).

2. The multi-fiber coupling fixture for spectrometers according to claim 1, characterized in that: Both sides of the double-groove clamping block (1) have a set of limiting rods (4) that slide through them. Each set of limiting rods (4) has two rods, and each set of two limiting rods (4) is fixedly connected to the corresponding fastening clamp (7).

3. A multi-fiber coupling fixture specifically for spectrometers according to claim 2, characterized in that: Each of the aforementioned limit rods (4) is made of stainless steel.

4. A multi-fiber coupling fixture specifically for spectrometers according to claim 2, characterized in that: Each set of two limiting rods (4) is set on both sides of the corresponding transmission threaded rod (3).

5. A multi-fiber coupling fixture specifically for spectrometers according to claim 1, characterized in that: A soft pad (8) is fixedly connected to one side of the outer surface of each of the two fastening clamps (7).

6. A multi-fiber coupling fixture specifically for spectrometers according to claim 1, characterized in that: The top of the fixed clamp (2) is fixedly connected with a hanging ring (5).

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