Pull ring fixing structure of optical communication module

Abstract

The utility model discloses a pull ring fixing structure of an optical communication module, which relates to the technical field of optical communication, comprises a sheet metal part upper cover and a sheet metal part lower cover, and is characterized in that a mounting part is arranged at the front end of the sheet metal part lower cover, and a mounting groove penetrates through the middle position of the bottom of the mounting part. The pull ring is clamped into the mounting groove, the fixing plate is pulled backwards, the fixing plate stretches the spring, the pull ring is horizontally clamped into the first unlocking piece, meanwhile, the fixing rod is clamped into the second unlocking piece, and therefore the pull ring is locked, the pull ring cannot fall off, and when the pull ring needs to be replaced, the fixing plate is pulled backwards, the second unlocking piece is clamped into the groove hole, and the pull ring can be replaced. The fixing plate is reset under the resilience force of the spring, so that the first unlocking piece cancels the limiting of the pull ring, namely, the tension spring can be taken down to be replaced, the pull ring assembly process is simple, the assembly efficiency of the optical communication module is improved, meanwhile, the pull ring cannot fall off, and the pull ring is convenient to replace.

Description

Technical Field

[0001] The utility model relates to the technical field of optical communication, in particular to a pull ring fixing structure of an optical communication module. Background Art

[0002] There are two existing solutions for fixing the pull ring: 1. The lower cover and the cover plate cooperate to fix the pull ring in the groove. 2. The sheet metal upper cover is lengthened, and the sheet metal upper cover and the lower cover cooperate to fix the pull ring in the groove. These two solutions can fix the pull ring, but the production process is more complicated and there is a risk of failure due to the pull ring falling off. As a result, the production efficiency is low, which brings inconvenience to production. Utility Model Content

[0003] The purpose of the utility model is to provide a pull ring fixing structure of an optical communication module to solve at least any one of the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pull ring fixing structure of an optical communication module, comprising a sheet metal upper cover and a sheet metal lower cover, characterized in that: a mounting portion is provided at the front end of the sheet metal lower cover, a mounting groove is penetrated and provided at the middle position of the bottom of the mounting portion, a pull ring is provided on the inner wall of the mounting groove, a through hole is penetrated and provided at the middle position of the top of the front end of the mounting portion, a fixing plate is provided on the inner wall of the through hole, a connecting plate is slidably connected at the middle position of the bottom of the fixing plate near the front end, the connecting plate is fixedly connected to the mounting portion, a slot is penetrated and provided at the middle position of the bottom rear end of the fixing plate, a rotating shaft is fixedly connected between the bottom of the rear end of both sides of the inner wall of the slot, a second unlocking member is fixedly connected to the bottom of the outer wall of the rotating shaft, support plates are fixedly connected to the middle positions of the front end of both sides of the top of the sheet metal upper cover, a fixing rod is fixedly connected between the two supporting plates, a locking plate is fixedly connected to the middle position of the bottom of the fixing plate near the rear end, two springs evenly distributed are fixedly connected between the locking plate and the connecting plate, the first unlocking member and the pull ring are mutually clamped, and the second unlocking member and the fixing rod are mutually clamped.

[0005] Preferably, a bottom plate is fixedly connected to the rear end of the bottom of the sheet metal lower cover.

[0006] Preferably, the rear ends of both sides of the sheet metal upper cover are fixedly connected with wear-resistant layers.

[0007] Preferably, three evenly distributed friction parts are fixedly connected to the front ends of both sides of the sheet metal upper cover.

[0008] Preferably, the wear-resistant layer is made of rubber.

[0009] Preferably, the base plate is made of polyurethane.

[0010] The beneficial effects of the utility model are as follows:

[0011] In the utility model, the pull ring is inserted into the installation groove, and the fixing plate is pulled backward. The fixing plate stretches the spring, so that the pull ring is horizontally inserted into the first unlocking piece, and the fixing rod is inserted into the second unlocking piece, thereby locking the pull ring and preventing the pull ring from falling off. When the pull ring needs to be replaced, the fixing plate is pulled backward, and the second unlocking piece is inserted into the slot hole. The fixing plate is reset under the rebound force of the spring, so that the first unlocking piece cancels the limit on the pull ring, and the tension spring can be removed for replacement. The pull ring assembly process is simple, which improves the assembly efficiency of the optical communication module. At the same time, the pull ring will not fall off, so it is easy to replace the pull ring. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0013] Figure 2 This is an exploded view of the utility model;

[0014] Figure 3 This is a schematic diagram of the fixed plate structure of the utility model.

[0015] In the figure: 1. sheet metal upper cover; 2. wear-resistant layer; 3. mounting part; 4. friction part; 5. mounting groove; 6. through hole; 7. fixing plate; 8. pull ring; 9. fixing rod; 10. support plate; 11. first unlocking member; 12. sheet metal lower cover; 13. bottom plate; 14. second unlocking member; 15. rotating shaft; 16. connecting plate; 17. spring; 18. locking plate; 19. slot hole. DETAILED DESCRIPTION

[0016] 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.

[0017] The utility model provides Figure 1-3The pull ring fixing structure of an optical communication module shown in the figure comprises a sheet metal upper cover 1 and a sheet metal lower cover 12, a mounting portion 3 is arranged at the front end of the sheet metal lower cover 12, a mounting groove 5 is penetrated and arranged at the middle position of the bottom of the mounting portion 3, a pull ring 8 is arranged on the inner wall of the mounting groove 5, a through hole 6 is penetrated and arranged at the middle position of the top of the front end of the mounting portion 3, a fixing plate 7 is arranged on the inner wall of the through hole 6, a connecting plate 16 is slidably connected to the middle position of the bottom of the fixing plate 7 near the front end, the connecting plate 16 is fixedly connected to the mounting portion 3, and a slot 19 is penetrated and arranged at the middle position of the rear end of the bottom of the fixing plate 7 A rotating shaft 15 is fixedly connected between the bottom of the rear end of both sides of the inner wall of the slot 19, and a second unlocking piece 14 is fixedly connected to the bottom of the outer wall of the rotating shaft 15. Support plates 10 are fixedly connected to the middle of both sides of the top of the sheet metal upper cover 1 near the front end, and a fixing rod 9 is fixedly connected between the two support plates 10. A locking plate 18 is fixedly connected to the middle of the bottom of the fixing plate 7 near the rear end. Two evenly distributed springs 17 are fixedly connected between the locking plate 18 and the connecting plate 16. The first unlocking piece 11 and the pull ring 8 are mutually engaged, and the second unlocking piece 14 and the fixing rod 9 are mutually engaged.

[0018] During the assembly process, first insert the pull ring 8 into the installation groove 5, assemble the sheet metal upper cover 1 and the sheet metal lower cover 12, and then pull the fixing plate 7 backward. The fixing plate 7 slides on the connecting plate 16, stretches the spring 17, and makes the pull ring 8 horizontally inserted into the first unlocking piece 11, while the fixing rod 9 is inserted into the second unlocking piece 14, thereby locking the pull ring 8. When the pull ring 8 needs to be replaced, stretch the fixing plate 7 backward to make the fixing rod 9 disengage from the second unlocking piece 14, and then insert the second unlocking piece 14 into the slot 19 through the rotating shaft 15. At this time, the fixing plate 7 is reset under the rebound force of the spring 17, so that the first unlocking piece 11 cancels the limit on the pull ring 8, and the tension spring can be removed for replacement.

[0019] The rear end of the bottom of the sheet metal lower cover 12 is fixedly connected with a bottom plate 13 , and the bottom plate 13 is made of polyurethane.

[0020] The bottom plate 13 effectively improves the wear resistance of the sheet metal lower cover 12 by using polyurethane.

[0021] The rear ends of both sides of the sheet metal upper cover 1 are fixedly connected with wear-resistant layers 2, and the wear-resistant layer 2 is made of frosted material. The front ends of both sides of the sheet metal upper cover 1 are fixedly connected with three evenly distributed friction parts 4.

[0022] By using frosting on the friction layer, the friction force of the sheet metal cover 1 can be effectively increased in cooperation with the friction member 4, thereby facilitating operation.

[0023] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A pull ring fixing structure of an optical communication module, comprising a sheet metal upper cover (1) and a sheet metal lower cover (12), characterized in that: The front end of the sheet metal lower cover (12) is provided with a mounting portion (3), a mounting groove (5) is penetrated and provided at the middle position of the bottom of the mounting portion (3), a pull ring (8) is provided on the inner wall of the mounting groove (5), a through hole (6) is penetrated and provided at the middle position of the top of the front end of the mounting portion (3), a fixing plate (7) is provided on the inner wall of the through hole (6), a connecting plate (16) is slidably connected at the middle position of the bottom of the fixing plate (7) close to the front end, the connecting plate (16) is fixedly connected to the mounting portion (3), a slot hole (19) is penetrated and provided at the middle position of the rear end of the bottom of the fixing plate (7), and the inner wall of the slot hole (19) is provided at the bottom of the rear end of both sides. A rotating shaft (15) is fixedly connected between the two sides of the sheet metal cover (1), a second unlocking member (14) is fixedly connected to the bottom of the outer wall of the rotating shaft (15), support plates (10) are fixedly connected to the middle of the two sides of the top of the sheet metal cover (1) near the front end, a fixing rod (9) is fixedly connected between the two support plates (10), a locking plate (18) is fixedly connected to the middle of the bottom of the fixing plate (7) near the rear end, two evenly distributed springs (17) are fixedly connected between the locking plate (18) and the connecting plate (16), the first unlocking member (11) and the pull ring (8) are mutually engaged, and the second unlocking member (14) and the fixing rod (9) are mutually engaged.

2. The pull ring fixing structure of an optical communication module according to claim 1, characterized in that: A bottom plate (13) is fixedly connected to the rear end of the bottom of the sheet metal lower cover (12).

3. The pull ring fixing structure of an optical communication module according to claim 1, characterized in that: The rear ends of both sides of the sheet metal upper cover (1) are fixedly connected with a wear-resistant layer (2).

4. The pull ring fixing structure of an optical communication module according to claim 1, characterized in that: Three evenly distributed friction parts (4) are fixedly connected to the front ends of both sides of the sheet metal upper cover (1).

5. The pull ring fixing structure of an optical communication module according to claim 3, characterized in that: The wear-resistant layer (2) is made of rubber.

6. The pull ring fixing structure of an optical communication module according to claim 2, characterized in that: The base plate (13) is made of polyurethane.

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