ODF optical fiber distribution frame

Abstract

The utility model relates to the technical field of ODF optical fiber distribution frames, and provides an ODF optical fiber distribution frame, which comprises a plurality of groups of distribution boards, sliding chutes, self-locking clamping assemblies, side heat dissipation connecting plates, a top plate, a bottom plate, a back plate, lug plates and a heat dissipation fan, the sliding chutes are fixedly arranged on the side heat dissipation connecting plates and are in sliding connection with the distribution boards, and the self-locking clamping assemblies are arranged on the sliding chutes. The self-locking clamping assembly is arranged at the outer end of the sliding groove, the bottom plate is connected with the top plate through the side heat dissipation connecting plate, the back plate is arranged on the rear side of the side heat dissipation connecting plate, the heat dissipation fan is fixedly installed on the back plate, and the lug plate is arranged on the outer side of the side heat dissipation connecting plate. And the modular design is convenient to disassemble, assemble and maintain.

Description

Technical Field

[0001] The utility model relates to the technical field of ODF optical fiber distribution frames, in particular to an ODF optical fiber distribution frame. Background Art

[0002] Optical distribution frames (ODFs) are used to terminate and distribute trunk optical cables at the central office in optical fiber communication systems, facilitating the connection, distribution, and scheduling of optical fiber lines. With the increasing integration of networks, hybrid optical and digital distribution frames (ODFs) have emerged, integrating ODFs, DDFs, and power distribution units. These hybrid frames are suitable for small and medium-sized distribution systems such as fiber-to-the-cell (FTTC), fiber-to-the-building (FTTB), remote modules, and wireless base stations.

[0003] As disclosed in application number: CN201720825648.1, a new type of ODF optical fiber distribution frame includes a box body and a distribution plate, wherein one or more mounting grooves are fixedly installed on the left and right side surfaces inside the box body, and the left and right mounting grooves are arranged opposite to each other. There are multiple distribution plates, and the distribution plates are arranged between the left and right mounting grooves. A convex strip is fixedly installed on both sides of the distribution plate, and one end of the convex strip is slidably installed in the mounting groove. There is one or more first positioning holes on the left mounting groove, and a second positioning hole is provided on the left convex strip opposite to the first positioning hole. A third positioning hole is provided on the left side of the box body opposite to the first positioning hole, and a positioning rod is provided in the third positioning hole.

[0004] However, the above device uses a positioning rod to position the distribution plate. When in use, the positioning rod needs to be pulled outward to remove the distribution plate. In addition, during the process of removing the distribution plate, the positioning rod is easily scratched by the spring. Utility Model Content

[0005] In order to solve the above problem, the utility model provides an ODF optical fiber distribution frame to solve the problem.

[0006] In order to achieve the above-mentioned purpose, the present invention provides the following technical solutions:

[0007] An ODF optical fiber distribution frame includes: a distribution tray, a slide, a self-locking card assembly, a side heat dissipation connection plate, a top plate, a bottom plate, a back plate, an ear plate and a cooling fan. The distribution tray is provided with multiple groups, the slide is fixedly mounted on the side heat dissipation connection plate and is slidably connected to the distribution tray, the self-locking card assembly is arranged at the outer end of the slide, the bottom plate is connected to the top plate through the side heat dissipation connection plate, the back plate is arranged on the rear side of the side heat dissipation connection plate, the cooling fan is fixedly mounted on the back plate, and the ear plate is arranged on the outside of the side heat dissipation connection plate.

[0008] Preferably, the self-locking card assembly includes: a flanged turn buckle, a limit mounting seat and a hinge shaft. The flanged turn buckle is rotatably set on the limit mounting seat through the hinge shaft. One side of the limit mounting seat is fixedly connected to the end of the slide groove, and the other side of the limit mounting seat is fixedly connected to the side heat dissipation connecting plate. The limit end of the flanged turn buckle is used in conjunction with the wiring disk, and the rotating end of the flanged turn buckle is used in conjunction with the side heat dissipation connecting plate.

[0009] Preferably, the flanged turn buckle includes: a limiting part, a rotating part and a self-limiting part. The limiting part, the rotating part and the self-limiting part are an integrated structure. One side of the rotating part is connected to the limiting part, and the other side of the rotating part is connected to the self-limiting part. The limiting part is used in conjunction with the wiring disk, the rotating part is rotatably connected to the hinge shaft, and the self-limiting part is used in conjunction with the side heat dissipation connecting plate.

[0010] Preferably, a clearance groove and a tongue pressure block are provided inside the limiting portion, and the tongue pressure block abuts against the wiring tray.

[0011] Preferably, a guiding pressure block is provided at the connection between the side heat dissipation connecting plate and the bottom plate, the guiding pressure block is stepped, and the side heat dissipation connecting plate is fixedly connected to the bottom plate via the guiding pressure block.

[0012] Preferably, a dustproof net is provided on the rear side of the back plate for use with a cooling fan.

[0013] Preferably, a recessed area is provided at the bottom of the back plate, and the back plate is fixedly connected to the side heat dissipation connecting plate and the bottom plate respectively through the recessed area.

[0014] The advantages of the present invention are that: the present invention can open the self-locking card assembly when it is necessary to take out the wiring tray by arranging the self-locking card assembly, and after the wiring tray is placed in, the position of the wiring tray can be limited by closing the self-locking card assembly. By arranging the side heat dissipation connecting plate, the top plate, the bottom plate, the back plate and the ear plate, a modular design is adopted, which is convenient for disassembly and maintenance, and wiring trays of different specifications can be used, which is convenient for adjustment and reduces the production design cost. By arranging the cooling fan on the back plate, the cooling fan can evenly dissipate heat for multiple groups of parallel wiring trays, thereby improving the heat dissipation performance. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings, which constitute part of the present invention, are intended to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are intended to explain the present invention and do not constitute an improper limitation of the present invention. In the accompanying drawings:

[0016] Figure 1 It is a structural diagram of the utility model;

[0017] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0018] Figure 3 This is a structural diagram of the self-locking card assembly of the utility model;

[0019] Figure 4 This is a schematic structural diagram of the utility model with a flange turn buckle;

[0020] Figure 5 It is a structural diagram of the limiting part of the utility model;

[0021] Figure 6 This is a structural diagram of the side heat dissipation connecting plate of the utility model;

[0022] Figure 7 It is a structural diagram of the dustproof net of the utility model;

[0023] Figure 8 It is a structural diagram of the backboard of the utility model.

[0024] Description of reference numerals:

[0025] 1. Distribution tray; 2. Slide groove; 3. Self-locking card assembly; 4. Side heat dissipation connecting plate; 5. Top plate; 6. Bottom plate; 7. Back plate; 8. Ear plate; 9. Cooling fan; 31. Flanged turn buckle; 32. Position-limiting mounting seat; 33. Articulated shaft; 311. Position-limiting part; 312. Rotating part; 313. Self-limiting part; 3111. Clearance groove; 3112. Tongue pressure block; 41. Guide pressure block; 10. Dust screen; 71. Recessed area. DETAILED DESCRIPTION

[0026] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features therein can be combined with each other.

[0027] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and 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 orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0028] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0029] Example 1, combined with Figure 1 and Figure 2 To explain:

[0030] An ODF optical fiber distribution frame comprises: a distribution tray 1, a slide 2, a self-locking card assembly 3, a side heat dissipation connecting plate 4, a top plate 5, a bottom plate 6, a back plate 7, an ear plate 8 and a heat dissipation fan 9.

[0031] The wiring tray 1 is provided with multiple groups, the slide 2 is fixedly mounted on the side heat dissipation connecting plate 4 and is slidably connected to the wiring tray 1, the self-locking card assembly 3 is arranged at the outer end of the slide 2, the bottom plate 6 is connected to the top plate 5 through the side heat dissipation connecting plate 4, the back plate 7 is arranged on the rear side of the side heat dissipation connecting plate 4, the cooling fan 9 is fixedly mounted on the back plate 7, and the ear plate 8 is arranged on the outside of the side heat dissipation connecting plate 4.

[0032] By setting the self-locking card assembly 3, when the wiring tray 1 needs to be taken out, the self-locking card assembly 3 can be opened. After the wiring tray 1 is placed in, the position of the wiring tray 1 can be fixed by closing the self-locking card assembly 3. By setting the side heat dissipation connecting plate 4, the top plate 5, the bottom plate 6, the back plate 7 and the ear plate 8, a modular design is adopted, which is convenient for disassembly and maintenance, and wiring trays 1 with different specifications can be used, which is convenient for adjustment and reduces the production design cost. By setting the cooling fan 9 on the back plate 7, the cooling fan 9 can evenly dissipate heat for multiple groups of parallel wiring trays 1, thereby improving the heat dissipation performance.

[0033] Example 2, based on Example 1, combined with Figure 3 、 Figure 4 and Figure 5 To explain:

[0034] The self-locking card assembly 3 includes a flanged turn buckle 31 , a position-limiting mounting seat 32 and a hinge shaft 33 .

[0035] The flanged turn buckle 31 is rotatably set on the limit mounting seat 32 through the hinge shaft 33. One side of the limit mounting seat 32 is fixedly connected to the end of the slide groove 2, and the other side of the limit mounting seat 32 is fixedly connected to the side heat dissipation connecting plate 4. The limit end of the flanged turn buckle 31 is used in conjunction with the wiring disk 1, and the flanged turn buckle 31 is used to limit the wiring disk 1 from being pulled out.

[0036] The rotating end of the flanged turn buckle 31 is used in conjunction with the side heat dissipation connecting plate 4. The flanged turn buckle 31 can be rotated on the limit mounting seat 32 around the hinge shaft 33 by the staff.

[0037] The flanged turnbuckle 31 includes a stopper 311, a rotating portion 312, and a self-stopper 313. The stopper 311, rotating portion 312, and self-stopper 313 form an integrated structure. One side of the rotating portion 312 is connected to the stopper 311, and the other side of the rotating portion 312 is connected to the self-stopper 313. The stopper 311 cooperates with the wiring tray 1, the rotating portion 312 is rotatably connected to the hinge shaft 33, and the self-stopper 313 cooperates with the side heat dissipation connecting plate 4. The self-stopper 313 prevents the rotating portion 312 from rotating, thereby allowing the stopper 311 to secure the wiring tray 1.

[0038] The inner side of the limiting portion 311 is provided with a clearance groove 3111 and a tongue pressure block 3112, and the tongue pressure block 3112 abuts against the wiring tray 1. The clearance groove 3111 facilitates the staff to open it, and the tongue pressure block 3112 increases the contact area with the wiring tray 1, thereby fixing the position of the wiring tray 1.

[0039] Example 3, based on Example 2, combined with Figure 6 To explain:

[0040] A guiding pressure block 41 is provided at the connection between the side heat dissipation connecting plate 4 and the bottom plate 6 . The guiding pressure block 41 is stepped and plays an alignment role through the stepped arrangement.

[0041] The side heat dissipation connecting plate 4 is fixedly connected to the bottom plate 6 by a guide pressure block 41. The guide pressure block 41 can straighten the side heat dissipation connecting plate 4 to ensure the verticality between the side heat dissipation connecting plate 4 and the bottom plate 6. The guide pressure block 41 can also assist in installation, thereby facilitating disassembly and assembly.

[0042] Example 4, based on Example 3, combined with Figure 7 and Figure 8 To explain:

[0043] A dustproof net 10 is provided on the rear side of the back plate 7 for use in conjunction with the cooling fan 9. The dustproof net 10 can effectively prevent dust from entering the wiring frame.

[0044] The bottom of the back plate 7 is provided with a recessed area 71, and the back plate 7 is fixedly connected to the side heat dissipation connecting plate 4 and the bottom plate 6 respectively through the recessed area 71. By providing the recessed area 71, the mounting screws can be hidden, thereby improving the aesthetics and saving installation space.

[0045] The working principle of the utility model: when in use, the staff manually pries open the flanged turn buckle 31 and pulls out the wiring tray 1. During installation, first fix the slide 2 and the self-locking card assembly 3 on the side heat dissipation connecting plate 4, and then install the side heat dissipation connecting plate 4 on the bottom plate 6 through the guide pressure block 41, and then install the back plate 7 on the rear side of the side heat dissipation connecting plate 4, and then install it on the top plate 5 and the ear plate 8, and then insert the wiring tray 1 into the slide 2, and clamp the wiring tray 1 with the self-locking card assembly 3, and the installation is completed. The utility model has a reasonable structure and is easy to use. The wiring tray can be quickly fixed and removed, and the modular design facilitates disassembly and maintenance.

[0046] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the foregoing description. Therefore, all changes that come within the meaning and range of equivalents of the claims are intended to be embraced by the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

[0047] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any minor modifications, equivalent replacements and improvements made to the above embodiments based on the technical essence of the present invention should be included in the scope of protection of the technical solution of the present invention.

Claims

1. An ODF optical fiber distribution frame, characterized in that: include: A wiring tray (1), a chute (2), a self-locking card assembly (3), a side heat dissipation connecting plate (4), a top plate (5), a bottom plate (6), a back plate (7), an ear plate (8) and a heat dissipation fan (9), wherein the wiring tray (1) is provided with multiple groups, the chute (2) is fixedly mounted on the side heat dissipation connecting plate (4) and is slidably connected to the wiring tray (1), the self-locking card assembly (3) is arranged at the outer end of the chute (2), the bottom plate (6) is connected to the top plate (5) through the side heat dissipation connecting plate (4), the back plate (7 ) is arranged on the rear side of the side heat dissipation connecting plate (4), the heat dissipation fan (9) is fixedly installed on the back plate (7), and the ear plate (8) is arranged on the outside of the side heat dissipation connecting plate (4); the self-locking card assembly (3) includes: a flanged turn buckle (31), a limit mounting seat (32) and a hinge shaft (33), the flanged turn buckle (31) is rotatably arranged on the limit mounting seat (32) through the hinge shaft (33), one side of the limit mounting seat (32) is fixedly connected to the end of the slide groove (2), and the limit mounting seat The other side of the mounting seat (32) is fixedly connected to the side heat dissipation connecting plate (4), the limiting end of the flanged turn buckle (31) is used in conjunction with the wiring tray (1), and the rotating end of the flanged turn buckle (31) is used in conjunction with the side heat dissipation connecting plate (4); the flanged turn buckle (31) includes: a limiting portion (311), a rotating portion (312) and a self-limiting portion (313), the limiting portion (311), the rotating portion (312) and the self-limiting portion (313) are an integrated structure, and the rotating portion (312) One side is connected to the limiting portion (311), and the other side of the rotating portion (312) is connected to the self-limiting portion (313). The limiting portion (311) is used in conjunction with the wiring tray (1), the rotating portion (312) is rotatably connected to the hinge shaft (33), and the self-limiting portion (313) is used in conjunction with the side heat dissipation connecting plate (4). A clearance groove (3111) and a tongue pressure block (3112) are provided on the inner side of the limiting portion (311), and the tongue pressure block (3112) abuts against the wiring tray (1).

2. An ODF optical fiber distribution frame according to claim 1, characterized in that: A guiding pressure block (41) is provided at the connection between the side heat dissipation connecting plate (4) and the bottom plate (6); the guiding pressure block (41) is stepped, and the side heat dissipation connecting plate (4) is fixedly connected to the bottom plate (6) via the guiding pressure block (41).

3. An ODF optical fiber distribution frame according to claim 1, characterized in that: A dust screen (10) is provided on the rear side of the back plate (7) for use with the cooling fan (9).

4. An ODF optical fiber distribution frame according to claim 1, characterized in that: A recessed area (71) is provided at the bottom of the back plate (7), and the back plate (7) is fixedly connected to the side heat dissipation connecting plate (4) and the bottom plate (6) respectively through the recessed area (71).

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