Optical splitter convenient to overhaul

Abstract

The utility model discloses an optical splitter convenient for maintenance, which comprises connecting pieces, the connecting pieces are respectively arranged on the left side and the right side of a cover plate, and each connecting piece comprises a connecting seat, a first spring, an end block, a sliding column, a fixed ring, a rotating ring and a connecting hook; the fixing blocks are fixedly installed on the left side and the right side of the box body respectively, and the connecting hooks abut against the side faces of the fixing blocks; the connecting hook limiting pieces are mounted on the left side and the right side of the box body correspondingly, and each connecting hook limiting piece comprises a mounting base, a first screw rod, a guide rod, a first threaded sleeve, a movable plate, an additional plate and a limiting block; the input end hollow pipe and the output end hollow pipe are installed on the side face of the box body through hollow pipe fixing pieces. Each hollow pipe fixing piece comprises an inverted-T-shaped sliding block, a movable base, a vertical plate, a second spring, an installation block, a plug, a second screw rod and a second screw sleeve. Therefore, the cover plate and the box body can be detached without the help of a screwdriver, maintenance work is facilitated, and replacement of the broken input end hollow pipe or the broken output end hollow pipe is also facilitated.

Description

Technical Field

[0001] The utility model relates to the field of optical splitters, in particular to an optical splitter which is convenient for maintenance. Background Art

[0002] The main function of an optical splitter is to distribute the light energy transmitted in one optical fiber to two or more optical fibers according to a predetermined ratio, or to combine the light energy transmitted in multiple optical fibers into one optical fiber.

[0003] Prior art Chinese utility model patent 2011203797046 discloses a box-type optical splitter, comprising a box body, a cover plate, and an optical splitter module. The box body is further provided with an input port and an output port. The input optical fiber extends into the box body through the input port and connects to the input end of the optical splitter module. The output optical fiber extends into the box body through the output port and connects to the output end of the optical splitter module. Each input port and each output port of the box body is provided with an input end hollow tube and an output end hollow tube, respectively. The input optical fiber is provided in the input end hollow tube, and the output optical fiber is provided in the output end hollow tube. This has the following advantages: it avoids optical signal loss caused by bending of the optical fibers at the input and output ports.

[0004] However, the following defects were found in the actual use of this patented technology product: since the cover and the box body are usually connected with screws, a screwdriver is needed to disassemble them during maintenance, which limits their use. Utility Model Content

[0005] In view of the above defects or deficiencies in the prior art, it is desired to provide an optical splitter that is easy to maintain, so that the cover and the box body can be disassembled without the help of a screwdriver, thereby facilitating maintenance work and also facilitating the replacement of broken input end empty pipes or output end empty pipes.

[0006] According to the technical solution provided in the embodiment of the present application, an optical splitter that is easy to maintain includes a connecting piece, wherein the connecting piece is respectively installed on the left and right sides of the cover plate, the connecting piece includes a connecting seat, a first spring, an end block, a sliding post, a fixing ring, a rotating ring and a connecting hook; the connecting seat is fixedly installed on the left and right sides of the cover plate, the front and rear sides of the connecting seat are both open structures, the first spring is connected between the end block and the connecting seat, the end block is fixedly connected to the sliding post, the sliding post is slidably installed on the side surface of the connecting seat, the side surface of the connecting seat is provided with a first sliding through hole corresponding to the sliding post, the sliding post passes through the first sliding through hole, the fixing ring is fixedly installed on the outer side of the sliding post, the rotating ring is rotatably installed on the outer side of the sliding post, the fixing ring is respectively located above and below the rotating ring, and the connecting hook is fixedly connected to the side surface of the rotating ring;

[0007] Fixed blocks, the fixed blocks are fixedly mounted on the left and right sides of the box body respectively, and the connecting hooks abut against the sides of the fixed blocks;

[0008] The connecting hook limiting piece is respectively installed on the left and right sides of the box body, and the connecting hook limiting piece comprises a mounting seat, a first screw, a guide rod, a first screw sleeve, a movable plate, an additional plate and a limiting block; the height of the fixed block is higher than the height of the mounting seat, the side surface of the connecting hook is provided with a limiting groove corresponding to the limiting block, and the limiting block extends into the limiting groove, and the mounting seat is fixedly installed on the left and right sides of the box body, the first screw and the guide rod are both fixedly installed on the inside of the mounting seat, the first screw sleeve is installed on the side surface of the movable plate through a bearing, the first screw sleeve is screwed with the first screw, the end portion of the movable plate is in sliding contact with the mounting seat, the side surface of the movable plate is provided with a second sliding through hole corresponding to the guide rod, the guide rod passes through the second sliding through hole, the additional plate is fixedly connected to the top of the movable plate, and the limiting block is fixedly installed on the side surface of the additional plate;

[0009] The input end empty pipe and the output end empty pipe are both installed on the side of the box body through an empty pipe fixing piece, and the empty pipe fixing piece includes an inverted T-shaped slider, a movable seat, a vertical plate, a second spring, a mounting block, a plug, a second screw and a second screw sleeve. The side of the box body is provided with an input port and an output port, the input end empty pipe passes through the input port, and the output end empty pipe passes through the output port. The sides of the input end empty pipe and the output end empty pipe are both provided with slots corresponding to the plugs, and the plugs are inserted into the slots. The inner bottom of the box body is provided with an inverted T-shaped slide groove matching the inverted T-shaped slider, and the inverted T-shaped slide The block is slidably installed in the inverted T-shaped slide groove, the movable seat is fixedly installed above the inverted T-shaped slider, the bottom of the movable seat is in sliding contact with the box body, the vertical plate is fixedly installed on the inner side of the box body, the second spring is connected between the movable seat and the vertical plate, the mounting block is fixedly installed on the side of the movable seat, the plug is fixedly installed on the side of the mounting block, the second screw passes through the movable seat, and the side of the movable seat is provided with a through hole corresponding to the second screw, the second screw sleeve is screwed to the outer side of the second screw, and the second screw sleeve abuts against the side of the movable seat.

[0010] In summary, the beneficial effects of this application are:

[0011] 1. Through the setting of the connecting piece, the fixing block and the connecting hook limiter, the cover and the box body can be disassembled without the help of a screwdriver, thus facilitating maintenance work;

[0012] 2. By setting the empty pipe fixing part, when the empty pipe at the input end or the empty pipe at the output end of this product is broken during use, it is convenient to replace the broken empty pipe at the input end or the output end. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Other features, objects and advantages of the present application will become more apparent upon reading the detailed description of non-limiting embodiments made with reference to the following drawings:

[0014] Figure 1 This is a schematic diagram of the external structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the top view of the connection between the box body, optical splitter module, input optical fiber, output optical fiber, input end empty tube, output end empty tube, positioning sleeve and empty tube fixing member of the utility model;

[0016] Figure 3 It is an enlarged structural diagram of the AA part of the present utility model;

[0017] Figure 4 This is a structural diagram of the connection between the box body, the input end empty pipe, the output end empty pipe and the empty pipe fixing member of the utility model;

[0018] Figure 5 This is a structural diagram of the connection between the empty pipe at the input end and the empty pipe fixing member of the utility model;

[0019] Figure 6 It is a side structural diagram of the connection between the inverted T-shaped slider and the movable seat of the utility model.

[0020] Numbers in the figure: 1. Box body; 2. Optical splitter module; 3. Input optical fiber; 4. Output optical fiber; 5. Empty tube at input end; 6. Empty tube at output end; 7. Positioning sleeve; 11. Connector; 12. Connecting seat; 13. First spring; 14. End block; 15. Sliding column; 16. Fixed ring; 17. Rotating ring; 18. Connecting hook; 19. Fixed block; 20. Connecting hook limiter; 21. Mounting seat; 22. First screw; 23. Guide rod; 24. First screw sleeve; 25. Moving plate; 26. Additional plate; 27. Limiting block; 28. Empty tube fixing piece; 29. ​​Inverted T-shaped slider; 30. Movable seat; 31. Vertical plate; 32. Second spring; 33. Mounting block; 34. Plug; 35. Second screw; 36. Second screw sleeve. DETAILED DESCRIPTION

[0021] The present application will be further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely for the purpose of explaining the relevant utility model and are not intended to limit the utility model. It should also be noted that, for ease of description, only the portions relevant to the utility model are shown in the accompanying drawings.

[0022] It should be noted that, in the absence of conflict, the embodiments and features of the embodiments in this application can be combined with each other. The present application will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0023] Please refer to Figure 1-6 , an optical splitter that is easy to repair, including a connector 11, the connector 11 is respectively installed on the left and right sides of the cover, the connector 11 includes a connecting seat 12, a first spring 13, an end block 14, a sliding column 15, a fixing ring 16, a rotating ring 17 and a connecting hook 18; a fixing block 19, the fixing block 19 is respectively fixedly installed on the left and right sides of the box body 1, and the connecting hook 18 abuts against the side of the fixing block 19; a connecting hook limiter 20, the connecting hook limiter 20 is respectively installed on the box body On the left and right sides of the box body 1, the connecting hook limiter 20 includes a mounting seat 21, a first screw 22, a guide rod 23, a first screw sleeve 24, a movable plate 25, an additional plate 26 and a limit block 27; the input end empty pipe 5 and the output end empty pipe 6 are both installed on the side of the box body 1 through an empty pipe fixing member 28, and the empty pipe fixing member 28 includes an inverted T-shaped slider 29, a movable seat 30, a vertical plate 31, a second spring 32, a mounting block 33, a plug 34, a second screw 35 and a second screw sleeve 36.

[0024] like Figure 1 and Figure 3 As shown, the connecting member 11 and the connecting hook limiter 20 each have four groups, with two groups each for the left connecting member 11 and the left connecting hook limiter 20, and two groups each for the right connecting member 11 and the right connecting hook limiter 20. The connecting seat 12 is fixedly mounted on the left and right sides of the cover plate, respectively. The front and rear sides of the connecting seat 12 are both open structures. The first spring 13 is connected between the end block 14 and the connecting seat 12. The end block 14 is fixedly connected to the sliding post 15. The sliding post 15 is slidably mounted on the side of the connecting seat 12. The side of the connecting seat 12 is provided with a first sliding through hole corresponding to the sliding post 15, which facilitates the passage of the sliding post 15. The sliding post 15 passes through the first sliding through hole. The fixing ring 16 is fixedly mounted on the outside of the sliding post 15, and the rotating ring 17 is rotatably mounted on the outside of the sliding post 15. The fixing ring 16 is located above and below the rotating ring 17, respectively. The connecting hook 18 is fixedly connected to the side of the rotating ring 17.

[0025] like Figure 1 and Figure 3As shown, the height of the fixed block 19 is higher than that of the mounting seat 21. The side of the connecting hook 18 is provided with a limit groove corresponding to the limit block 27, and the limit block 27 extends into the limit groove. The mounting seat 21 is fixedly mounted on the left and right sides of the box body 1 respectively. The first screw 22 and the guide rod 23 are both fixedly mounted inside the mounting seat 21. The first screw sleeve 24 is mounted on the side of the movable plate 25 via a bearing. The first screw sleeve 24 is screwed to the first screw 22. The end of the movable plate 25 is in sliding contact with the mounting seat 21. The side of the movable plate 25 is provided with a second sliding hole corresponding to the guide rod 23. The guide rod 23 passes through the second sliding hole. The additional plate 26 is fixedly connected to the top of the movable plate 25, and the limit block 27 is fixedly mounted on the side of the additional plate 26.

[0026] like Figure 1 、 Figure 2 、 Figure 4-6 As shown, the cover is placed on top of the box body 1. An input port and an output port are provided on the side of the box body 1. The input end empty tube 5 passes through the input port, and the output end empty tube 6 passes through the output port. The sides of the input end empty tube 5 and the output end empty tube 6 are both provided with slots corresponding to the plug 34, which facilitates the insertion of the plug 34. The plug 34 is inserted into the slot. The inner bottom of the box body 1 is provided with an inverted T-shaped slide groove that matches the inverted T-shaped slider 29, which facilitates the sliding of the inverted T-shaped slider 29. The inverted T-shaped slider 29 is slidably installed in the inverted T-shaped slide groove, and the movable seat 30 is fixedly installed above the inverted T-shaped slider 29. The bottom of the movable seat 30 is in sliding contact with the box body 1, and the vertical plate 31 is fixedly installed on the inner side of the box body 1. The second spring 32 is connected between the movable seat 30 and the vertical plate 31. The mounting block 33 is fixedly installed on the side of the movable seat 30, and the plug 34 is fixedly installed on the side of the mounting block 33. The second screw 35 passes through the movable seat 30. The side of the movable seat 30 is provided with a through hole corresponding to the second screw 35, which facilitates the passage of the second screw 35. The second screw sleeve 36 is screwed on the outer side of the second screw 35, and the second screw sleeve 36 abuts against the side of the movable seat 30.

[0027] During use: When this product needs to be repaired, first rotate the first screw sleeve 24 of the connecting hook limiter 20. The first screw sleeve 24 can drive the movable plate 25 and the additional plate 26 away from the connecting hook 18, so that the limit block 27 can be moved out of the limit groove of the connecting hook 18, releasing the limit on the connecting hook 18, and then rotate the connecting hook 18 and the rotating ring 17 of the connecting member 11 to stagger the connecting hook 18 and the fixed block 19, and release the connecting hook 18. The first spring 13 will gradually reset from the stretched state, and can drive the end block 14, the sliding column 15 and the connecting hook 18 to move upward, and then the cover plate can be removed, so that the cover plate and the box body can be disassembled without the help of a screwdriver. 1, thereby facilitating maintenance work. At the same time, when the input end empty pipe 5 or the output end empty pipe 6 of this product is broken during use, unscrew the second screw sleeve 36 of the empty pipe fixing piece 28 at the corresponding position, and remove the second screw rod 35. The second spring 32 will gradually reset from the extruded state, and can drive the movable seat 30, the inverted T-shaped slider 29 and the mounting block 33 away from the input end empty pipe 5 or the output end empty pipe 6, so that the plug 34 can be removed from the slot of the input end empty pipe 5 or the output end empty pipe 6, and then the input end empty pipe 5 or the output end empty pipe 6 can be pulled out from the box body 1, which is convenient for replacing the broken input end empty pipe 5 or the output end empty pipe 6.

[0028] It should be noted that the box body 1, optical splitter module 2, input optical fiber 3, output optical fiber 4, input end empty tube 5, output end empty tube 6, and positioning sleeve 7 in this product are derived from the existing technology. Their specific structure and working principle can be referred to the Chinese utility model patent disclosed in patent application number 2011203797046.

[0029] The above description is merely an illustration of the preferred embodiments of this application and the technical principles employed. Furthermore, the scope of the utility model disclosed in this application is not limited to the technical solutions formed by the specific combination of the above-mentioned technical features. It also encompasses other technical solutions formed by any combination of the above-mentioned technical features or their equivalents without departing from the concept of the utility model. For example, a technical solution formed by replacing the above-mentioned features with (but not limited to) technical features with similar functions disclosed in this application.

Claims

1. An optical splitter that is easy to maintain, characterized by: The connecting member (11) is respectively installed on the left and right sides of the cover plate, and the connecting member (11) includes a connecting seat (12), a first spring (13), an end block (14), a sliding column (15), a fixing ring (16), a rotating ring (17) and a connecting hook (18); A fixing block (19), wherein the fixing block (19) is fixedly mounted on the left and right sides of the box body (1), and the connecting hook (18) abuts against the side surface of the fixing block (19); A connecting hook limiting member (20), the connecting hook limiting member (20) is respectively installed on the left and right sides of the box body (1), and the connecting hook limiting member (20) includes a mounting seat (21), a first screw rod (22), a guide rod (23), a first screw sleeve (24), a movable plate (25), an additional plate (26) and a limiting block (27); The input end empty pipe (5) and the output end empty pipe (6) are both mounted on the side of the box body (1) via an empty pipe fixing member (28), wherein the empty pipe fixing member (28) comprises an inverted T-shaped slider (29), a movable seat (30), a vertical plate (31), a second spring (32), a mounting block (33), a plug (34), a second screw rod (35) and a second screw sleeve (36).

2. The optical splitter according to claim 1, wherein: The connecting seat (12) is fixedly mounted on the left and right sides of the cover plate respectively. The front and rear sides of the connecting seat (12) are both open structures. The first spring (13) is connected between the end block (14) and the connecting seat (12). The end block (14) is fixedly connected to the sliding column (15). The sliding column (15) is slidably mounted on the side of the connecting seat (12). The side of the connecting seat (12) is provided with a first sliding through hole corresponding to the sliding column (15), and the sliding column (15) passes through the first sliding through hole.

3. The optical splitter according to claim 1, wherein: The fixed ring (16) is fixedly mounted on the outside of the sliding column (15), the rotating ring (17) is rotatably mounted on the outside of the sliding column (15), the fixed ring (16) is respectively located above and below the rotating ring (17), and the connecting hook (18) is fixedly connected to the side of the rotating ring (17).

4. The optical splitter according to claim 1, wherein: The height of the fixing block (19) is higher than that of the mounting seat (21), and a limiting groove corresponding to the limiting block (27) is provided on the side of the connecting hook (18), and the limiting block (27) extends into the limiting groove.

5. The optical splitter that is easy to maintain according to claim 1 is characterized in that: The mounting seat (21) is fixedly mounted on the left and right sides of the box body (1), respectively. The first screw rod (22) and the guide rod (23) are fixedly mounted inside the mounting seat (21). The first screw sleeve (24) is mounted on the side of the movable plate (25) through a bearing. The first screw sleeve (24) is screwed to the first screw rod (22). The end of the movable plate (25) is in sliding contact with the mounting seat (21). The side of the movable plate (25) is provided with a second sliding through hole corresponding to the guide rod (23). The guide rod (23) passes through the second sliding through hole. The additional plate (26) is fixedly connected to the top of the movable plate (25). The limit block (27) is fixedly mounted on the side of the additional plate (26).

6. The optical splitter that is easy to maintain according to claim 1, characterized in that: An input port and an output port are provided on the side of the box body (1); the input end empty tube (5) passes through the input port, and the output end empty tube (6) passes through the output port; slots corresponding to the plug (34) are provided on the sides of the input end empty tube (5) and the output end empty tube (6); the plug (34) is inserted into the slots.

7. The optical splitter that is easy to maintain according to claim 1, characterized in that: The inner bottom of the box body (1) is provided with an inverted T-shaped sliding groove matching the inverted T-shaped slider (29), the inverted T-shaped slider (29) is slidably installed in the inverted T-shaped sliding groove, the movable seat (30) is fixedly installed above the inverted T-shaped slider (29), the bottom of the movable seat (30) is in sliding contact with the box body (1), the vertical plate (31) is fixedly installed on the inner side of the box body (1), the second spring (32) is connected between the movable seat (30) and the vertical plate (31), the mounting block (33) is fixedly installed on the side of the movable seat (30), the plug (34) is fixedly installed on the side of the mounting block (33), the second screw rod (35) passes through the movable seat (30), the side of the movable seat (30) is provided with a through hole corresponding to the second screw rod (35), the second screw sleeve (36) is screwed on the outer side of the second screw rod (35), and the second screw sleeve (36) abuts against the side of the movable seat (30).

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