Sealing structure applied to OLT (Optical Line Terminal) equipment

Abstract

The utility model discloses a sealing structure applied to OLT (Optical Line Terminal) equipment, which relates to the technical field of OLT equipment, and adopts the technical scheme that the sealing structure comprises a shell, an OLT equipment body is arranged on one side of the shell, the OLT equipment body is arranged in the shell, a plurality of supporting rods are fixedly connected in the shell, a plurality of sliding sleeves are fixedly connected to two sides of the OLT equipment body, and the sliding sleeves are fixedly connected with the supporting rods. A plurality of through holes are formed in one side of the OLT equipment body, the supporting rods penetrate through the through holes, two side grooves are formed in one side of the OLT equipment body, limiting assemblies are arranged in the side grooves, the limiting assemblies comprise limiting shells, the limiting shells are fixedly arranged in the side grooves, telescopic rods are fixedly connected to the tops and the bottoms of the limiting shells, and the telescopic rods are fixedly connected with the supporting rods. The OLT equipment has the beneficial effects that the sealing performance of the joint of the shell and the OLT equipment body is enhanced, the dustproof capability of the OLT equipment body is improved, the mounting and dismounting efficiency is high, and the assembly precision is high.

Description

Technical Field

[0001] The utility model relates to the technical field of OLT equipment, in particular to a sealing structure applied to OLT equipment. Background Art

[0002] OLT equipment is an important local-end equipment that can be connected to the front-end (aggregation layer) switch with a network cable, converted into optical signals, and interconnected with the user-end optical splitter with a single optical fiber. It can realize functions such as control, management, and ranging of the user-end device ONU. It is a common optoelectronic integrated device.

[0003] Existing OLT devices usually use screws to directly connect the outer frame and the panel together, which not only has low installation efficiency but also poor assembly accuracy. There may be gaps at the corners, and dust can easily enter the equipment, causing accumulation and affecting the normal operation of the OLT equipment. Utility Model Content

[0004] To this end, the utility model provides a sealing structure applied to OLT equipment to solve the problems of low installation efficiency and poor assembly accuracy, gaps at its corners, dust easily entering the equipment, causing accumulation and affecting the normal operation of the OLT equipment.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a sealing structure applied to OLT equipment, comprising a shell, an OLT equipment body is provided on one side of the shell, the OLT equipment body is installed inside the shell, a plurality of support rods are fixedly connected inside the shell, a plurality of sliding sleeves are fixedly connected on both sides of the OLT equipment body, the support rods pass through the sliding sleeves and are slidably connected to the sliding sleeves, a plurality of through holes are provided on one side of the OLT equipment body, the support rods pass through the through holes, two side grooves are provided on one side of the OLT equipment body, and a limit assembly is provided inside the side groove.

[0006] Preferably, the limit assembly includes a limit shell, which is fixedly arranged inside the side groove, and the top and bottom of the limit shell are fixedly connected to telescopic rods, and the outsides of the two telescopic rods are fixedly sleeved with second springs, and one end of the two second springs is fixedly connected to a clamping block, one side of the clamping block is fixedly connected to a fixing plate, and one side of the support rod is provided with a slot, and the clamping block is engaged with the slot.

[0007] Preferably, the outer cover of the OLT device body is provided with a silicone cover.

[0008] Preferably, a cover plate is provided on one side of the limiting shell, and two elastic clips are fixedly connected to one side of the cover plate, and the two elastic clips extend into the interior of the limiting shell.

[0009] Preferably, a first spring is sleeved on the outside of the support rod.

[0010] Preferably, first ventilation mesh plates are embedded on both sides of the shell.

[0011] Preferably, a plurality of connection ports are provided on one side of the OLT device body.

[0012] Preferably, a second ventilation mesh plate is embedded in the bottom of the shell.

[0013] Preferably, two bottom grooves are provided at the bottom of the shell, and support plates are movably connected inside the two bottom grooves via rotating shafts.

[0014] The utility model embodiment has the following advantages:

[0015] By pushing the OLT device body into the shell, the sliding sleeves on both sides of the OLT device body are put on the support rod and slide on the support rod, the support rod passes through the through hole and enters the side groove, so that the block is engaged with the slot on the side of the support rod, thereby completing the installation and fixation of the OLT device body. The silicone sleeve on the outside of the OLT device body is between the shell and the OLT device body, so that the sealing of the connection between the shell and the OLT device body is enhanced, its dustproof ability is improved, the installation and disassembly efficiency is high, and the assembly accuracy is strong. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the implementation or the prior art description. Obviously, the drawings in the following description are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

[0017] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification so as to facilitate understanding and reading by persons familiar with the technology. They are not used to limit the conditions under which the present invention can be implemented, and therefore have no substantial technical significance. Any structural modification, change in proportion or adjustment of size shall still fall within the scope of the technical contents disclosed in the present invention without affecting the effects and purposes that can be achieved by the present invention.

[0018] Figure 1 The overall structural diagram provided by the utility model;

[0019] Figure 2 A bottom view of the overall structure provided by the utility model;

[0020] Figure 3 A side sectional view of the overall structure provided by the utility model;

[0021] Figure 4 A top view of the overall structure provided by the utility model;

[0022] Figure 5 A three-dimensional diagram of the OLT device body provided by the utility model;

[0023] Figure 6 The utility model provides Figure 3 A magnified view of the structure of the middle part A;

[0024] Figure 7 The utility model provides Figure 4 Enlarged view of the structure of part B in the middle.

[0025] In the figure: 1. shell; 2. OLT equipment body; 3. first ventilation mesh plate; 4. support plate; 5. cover plate; 6. connection port; 7. bottom groove; 8. second ventilation mesh plate; 9. support rod; 10. sliding sleeve; 11. first spring; 12. silicone sleeve; 13. through hole; 14. slot; 15. side groove; 16. limit shell; 17. telescopic rod; 18. second spring; 19. block; 20. fixing plate; 21. elastic clip strip. DETAILED DESCRIPTION

[0026] The following is a specific embodiment of the present invention. People familiar with the technology can easily understand the other advantages and functions of the present invention from the contents disclosed in this specification. Obviously, the described embodiment is a part of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0027] Refer to the attached Figure 1 -Attached Figure 7 The utility model provides a sealing structure for OLT equipment, including a shell 1, an OLT equipment body 2 is provided on one side of the shell 1, the OLT equipment body 2 is installed inside the shell 1, a plurality of support rods 9 are fixedly connected inside the shell 1, a plurality of sliding sleeves 10 are fixedly connected on both sides of the OLT equipment body 2, the support rods 9 penetrate the sliding sleeves 10 and are slidably connected to the sliding sleeves 10, a plurality of through holes 13 are provided on one side of the OLT equipment body 2, the support rods 9 penetrate the through holes 13, two side grooves 15 are provided on one side of the OLT equipment body 2, a limiting component is provided inside the side groove 15, a silicone sleeve 12 is provided on the outside of the OLT equipment body 2, and a first spring 11 is provided on the outside of the support rods 9;

[0028] In this embodiment, the OLT device body 2 is pushed into the shell 1, the sliding sleeves 10 on both sides of the OLT device body 2 are sleeved on the support rod 9 and slide on the support rod 9, the sliding sleeves 10 on both sides of the OLT device body 2 are in contact with the first spring 11 outside the support rod 9 and compress the first spring 11, the support rod 9 passes through the through hole 13 and enters the side groove 15, and the silicone sleeve 12 outside the OLT device body 2 is between the shell 1 and the OLT device body 2, so that the sealing of the connection between the shell 1 and the OLT device body 2 is enhanced, and its dustproof ability is improved;

[0029] Among them, in order to achieve the purpose of limiting, the present device adopts the following technical solutions: the limiting component includes a limiting shell 16, the limiting shell 16 is fixedly arranged inside the side groove 15, the top and bottom of the limiting shell 16 are fixedly connected with a telescopic rod 17, the two telescopic rods 17 are fixedly sleeved with a second spring 18 on the outside, and one end of the two second springs 18 is fixedly connected with a clamping block 19, and one side of the clamping block 19 is fixedly connected with a fixing plate 20, and a slot 14 is provided on one side of the support rod 9, and the clamping block 19 is buckled with the slot 14, and the clamping block 19 is buckled with the slot 14 on the side of the support rod 9, thereby completing the installation and fixation of the OLT device body 2, when disassembling the shell 1 and the OLT device body 2, press the two fixing plates 20, and the fixing plate 20 drives the clamping block 19 to move, so that the telescopic rod 17 and the second spring 18 are compressed, so that the clamping block 19 leaves the slot 14, which facilitates the disassembly of the shell 1 and the OLT device body 2;

[0030] Among them, in order to achieve the purpose of protection, the device is implemented by the following technical solutions: a cover plate 5 is provided on one side of the limit shell 16, and two elastic clips 21 are fixedly connected to one side of the cover plate 5, and the two elastic clips 21 extend into the inside of the limit shell 16, and the two elastic clips 21 on one side of the cover plate 5 are pressed into the inside of the limit shell 16, so that the side groove 15 is covered, thereby improving its protection capability;

[0031] Among them, in order to achieve the purpose of ventilation and heat dissipation, the device is implemented by the following technical solutions: the first ventilation mesh plate 3 is embedded on both sides of the shell 1, the second ventilation mesh plate 8 is embedded on the bottom of the shell 1, and two bottom grooves 7 are provided at the bottom of the shell 1. The insides of the two bottom grooves 7 are movably connected with support plates 4 through rotating shafts. The first ventilation mesh plate 3 and the second ventilation mesh plate 8 are dustproof and have ventilation and heat dissipation effects. The support plate 4 supports the shell 1, so that the second ventilation mesh plate 8 at the bottom of the shell 1 has a ventilation effect;

[0032] In order to achieve the purpose of connection, the device is implemented by adopting the following technical solution: a plurality of connection ports 6 are provided on one side of the OLT device body 2, and the network cable connector is connected through the connection port 6.

[0033] The use process of the utility model is as follows: when using the utility model, the OLT device body 2 is pushed into the housing 1, the sliding sleeves 10 on both sides of the OLT device body 2 are sleeved on the support rod 9 and slide on the support rod 9, the sliding sleeves 10 on both sides of the OLT device body 2 are in contact with the first spring 11 outside the support rod 9 and compress the first spring 11, the support rod 9 passes through the through hole 13 and enters the side groove 15, so that the block 19 is engaged with the slot 14 on the side of the support rod 9, thereby completing the installation and fixation of the OLT device body 2, and the silicone on the outside of the OLT device body 2 The sleeve 12 is located between the shell 1 and the OLT device body 2, so that the sealing of the connection between the shell 1 and the OLT device body 2 is enhanced, and its dust-proof ability is improved. The two elastic clips 21 on one side of the cover plate 5 are pressed into the inside of the limiting shell 16, so that the side groove 15 is covered, and its protection ability is improved. When disassembling the shell 1 and the OLT device body 2, after pulling out the cover plate 5, press the two fixing plates 20, and the fixing plates 20 drive the block 19 to move, so that the telescopic rod 17 and the second spring 18 are compressed, so that the block 19 leaves the slot 14, which facilitates the disassembly of the shell 1 and the OLT device body 2.

[0034] The above is only a preferred embodiment of the utility model. Any person skilled in the art may modify the utility model by using the above technical solution or modify it into an equivalent technical solution. Therefore, any simple modification or equivalent replacement based on the technical solution of the utility model shall fall within the scope of protection claimed by the utility model.

Claims

1. A sealing structure applied to an OLT device, comprising a housing (1), characterized in that: An OLT device body (2) is provided on one side of the shell (1), the OLT device body (2) is installed inside the shell (1), a plurality of support rods (9) are fixedly connected inside the shell (1), a plurality of sliding sleeves (10) are fixedly connected on both sides of the OLT device body (2), the support rods (9) pass through the sliding sleeves (10) and are slidably connected to the sliding sleeves (10), a plurality of through holes (13) are provided on one side of the OLT device body (2), the support rods (9) pass through the through holes (13), two side grooves (15) are provided on one side of the OLT device body (2), and a limit assembly is provided inside the side grooves (15).

2. The sealing structure applied to OLT equipment according to claim 1, characterized in that: The limiting assembly comprises a limiting shell (16), the limiting shell (16) is fixedly arranged inside the side groove (15), the top and bottom of the limiting shell (16) are fixedly connected with telescopic rods (17), the outsides of the two telescopic rods (17) are fixedly sleeved with second springs (18), one end of the two second springs (18) are fixedly connected with a clamping block (19), one side of the clamping block (19) is fixedly connected with a fixing plate (20), and one side of the support rod (9) is provided with a slot (14), and the clamping block (19) is buckled with the slot (14).

3. The sealing structure applied to OLT equipment according to claim 1, characterized in that: The OLT device body (2) is externally covered with a silicone sleeve (12).

4. The sealing structure applied to OLT equipment according to claim 2, characterized in that: A cover plate (5) is provided on one side of the limiting shell (16), and two elastic clips (21) are fixedly connected to one side of the covering plate (5), and the two elastic clips (21) extend into the interior of the limiting shell (16).

5. The sealing structure applied to OLT equipment according to claim 1, characterized in that: The support rod (9) is sleeved with a first spring (11) on its exterior.

6. The sealing structure applied to OLT equipment according to claim 1, characterized in that: First ventilation mesh plates (3) are embedded on both sides of the shell (1).

7. The sealing structure applied to OLT equipment according to claim 1, characterized in that: A plurality of connection ports (6) are provided on one side of the OLT device body (2).

8. The sealing structure applied to OLT equipment according to claim 1, characterized in that: A second ventilation mesh plate (8) is embedded in the bottom of the shell (1).

9. The sealing structure applied to OLT equipment according to claim 1, characterized in that: Two bottom grooves (7) are provided at the bottom of the housing (1), and support plates (4) are movably connected inside the two bottom grooves (7) via rotating shafts.

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