CN201716449U

CN201716449U - FTTH access case

Info

Publication number: CN201716449U
Application number: CN2010202587671U
Authority: CN
Inventors: 黄建文
Original assignee: GUANGZHOU HALCYON TELECOM TECHNOLOGY Co Ltd
Current assignee: GUANGZHOU HALCYON TELECOM TECHNOLOGY Co Ltd
Priority date: 2010-07-14
Filing date: 2010-07-14
Publication date: 2011-01-19
Anticipated expiration: 2020-07-14

Abstract

An FTTH access case comprises a bottom case and a lid covering the bottom case. The bottom case is provided with a power supply apparatus, an ONU equipment fastening apparatus and a splice tray. The tray wall of the splice tray stands vertically on the bottom of the bottom case and is provided with at least one out-and-in port for optical fibers thereon. The bottom of the tray is provided with standing reinforced bars capable of restricting the coiling semi-diameters of the optical fibers and the tray wall is also provided with a corresponding tray cover. One side wall of the bottom case is further provided with a plurality of knockout holes wherein each knockout hole is made from interrupted hollow grooves coiled with each other. The lid covering the bottom case is further equipped with breathable holes. The FTTH access case of the utility model adopts ABS plastic material, an inflaming retarding material in its formation. Easy to install and with a good outlook, the FTTH access case, at the same time, provides a safe and reliable working environment for ONU equipment.

Description

FTTH inserts box

Technical field:

The utility model relates to a kind of FTTH of being convenient to indoor installation telecommunications FTTH access device ONU and inserts box.

Background technology:

The engineering construction of (FTTH) spreads out on a large scale to the family along with telecommunication optical fiber, presses for the access box of FTTH special use, so that the FTTH access device ONU of telecommunications installs, and installs simple and easy, good looking appearance, provides safe and reliable working environment simultaneously indoors.

Summary of the invention:

The purpose of this utility model proposes a kind of FTTH exactly and inserts box, does not also have the special-purpose problem that inserts box of FTTH in the market to solve.

For achieving the above object, the utility model FTTH inserts box, comprise end box, cover the cover on end box, be provided with power supply access device, ONU equipment stationary installation and fibre melting disc in the box of the described end, the Pan Bi of described fibre melting disc is erected on the bottom surface of end box, this Pan Bi is provided with at least one optical fiber gateway, and the bottom surface in the dish is provided with the setting rib of limit fibre coiling radius, and Pan Bi is provided with disk cover.

In a kind of preferred implementation, above-mentioned rib by fiber reel around the path multilayer respectively is set up and down, between the adjacent rib of its upper end, be provided with the gap of inlaying fused fiber splice protective casing or optical fiber cold connector between the adjacent rib of lower end.Like this, by the multilayer rib of upper and lower settings, can coil fine and storage fine, avoid the excessive bending of optical fiber and fracture, simultaneously,, fixedly deposit fused fiber splice protective casing or optical fiber cold connector by the gap between the adjacent rib.Be the coiling radius of limit fibre better, avoid the excessive bending of optical fiber, the right and left between the rib of above-mentioned upper end and the rib of lower end is preferably respectively established a rib.

The integrative-structure that the Pan Bi of box of the above-mentioned end and fibre melting disc, rib the best are cast for the flame-proof ABS plastic pattern.

In a kind of preferred implementation, a sidewall of box of the above-mentioned end is provided with a plurality of knock down holes, its each knock down hole by interrupted hollow slots around forming.So that open as required, provide the access of spool cable.

In a kind of preferred implementation, above-mentioned ONU equipment stationary installation comprises a pair of guide groove and a L shaped clamp, and a pair of guide groove is oppositely arranged on the sidewall of end box, and the both sides, bottom surface of L shaped clamp prolong protrudes, and is located in the described a pair of guide groove and also can slides along it.The L shaped of this L shaped clamp preferably is 60 °～90 °.Like this,, form adjustable ONU equipment fixed sturcture by a pair of guide groove and a L type clamp, make the different ONU equipment of different manufacturers thickness put into end box after, can fix by this L shaped clamp.

In a kind of preferred implementation, above-mentioned power supply access device comprises at least one power distributor and connection terminal, and the line of power distributor is connected with an end of connection terminal.Above-mentioned power distributor and connection terminal the best are installed in the bottom surface of end box, and its mounting hole is provided with two groups that can exchange up and down.To adapt to the attaching plug needs of different ONU equipment.

For ease of ventilation and heat, above-mentioned cover the best is provided with bleeder vent.

The utility model provides safe and reliable working environment for ONU equipment, and simple and easy, good looking appearance is installed.

Description of drawings:

Fig. 1 is the scheme of installation of embodiment.

Fig. 2 is the end box structural representation of embodiment;

Fig. 3 is the cover door synoptic diagram of embodiment;

Fig. 4 is the fibre melting disc perspective view of embodiment;

Fig. 5 is the fibre melting disc planar structure synoptic diagram of embodiment;

Fig. 6 is the ONU equipment fixture structure synoptic diagram of embodiment;

Fig. 7 moves synoptic diagram for the L shaped clamp in the ONU equipment stationary installation of embodiment;

Fig. 8 is the ONU equipment stationary state schematic perspective view of embodiment;

Fig. 9 is the power supply access device structural representation of embodiment;

Figure 10 is the power supply access device scheme of installation of embodiment;

Embodiment:

To shown in Figure 10, the utility model embodiment comprises end box 1, covers the cover 2 on end box 1, is provided with power supply access device 3, ONU equipment stationary installation 4 and fibre melting disc 5 in the end box 1 as Fig. 1.

Present embodiment adopts the flame-proof ABS plastic pattern to cast shape, avoids getting rusty, and increases aesthetic measure.

As shown in Figure 1, end box 1 is embedded in the body of wall 6, and cover 2 connects by four screws and end box 1, cover 2 outer being exposed at outside the body of wall 6, and gabarit is slightly larger than end box 1, can hide the construction vestige at end box 1 periphery and body of wall 6 junction surfaces.

End box 1 is as the main container of ONU equipment 7 and accessory kit, before ONU equipment 7 is installed, end box 1 can be earlier by the fitting-out work personnel, nuzzle in advance in user's the body of wall 6, and finish penetrating and terminating of power lead, optical fiber, network cable and telephone cable, in the time of after the decorative engineering completion, will carrying out service fulfillment, ONU equipment and socket power, optical fiber, network and telephone wire are installed, cover cover 2, just can normally use.

As shown in Figure 2, a long sidewall of end box 1 is provided with six knock down holes 11, its each knock down hole 11 by interrupted hollow slots 111 around forming.Knock open as required, the access of spool cable can be provided, end box 1 adopts the symmetrical expression design, is rectangular parallelepiped, according to the needs of the circuit concealed work of decorative engineering, can exchange up and down to adapt to the trend of circuit.

As Fig. 1, shown in Figure 3, cover 2 is made up of cover frame 21 and cover door 22, and the effect of cover frame 21 provides the Screw hole structure that connects with end box 1, hides the effect of end box 1 edge trim vestige, and the while is as the supporting member of cover door 22; Cover door 22 can rely on the rotating shaft of a side to carry out folding, in the maintenance after installation, box 1 inside in the end is operated; The both sides up and down of cover door 22 respectively have the bleeder vent 221 of the long narrow shape of a row, make box 1 internal heat in the end discharge or to produce convection current by bleeder vent 221, realize ventilation and heat.

As Fig. 4, shown in Figure 5, the dish wall 51 of fibre melting disc 5 is erected on the bottom surface of end box 1, this dish wall 51 is provided with two optical fiber gateways 511, dish wall 51 is provided with disk cover 52, bottom surface in the dish is provided with the setting rib 53 of limit fibre coiling radius, rib 53 by fiber reel around the path up and down symmetry respectively be provided with five layers, the right and left between the rib 531 of upper end and the rib 532 of lower end is also respectively established a rib 533.Between the adjacent rib 531 of its upper end, be provided with gap 54 of inlaying the fused fiber splice protective casing and the gap 55 of inlaying the optical fiber cold connector between the adjacent rib 532 of lower end; can inlay four fused fiber splice protective casings and four optical fiber cold connectors altogether; wherein; inlay the adjacent rib two ends of fused fiber splice protective casing; be provided with match end projection 534, horizontally slip to avoid the fused fiber splice protective casing.The integrative-structure that the end box 1 of present embodiment and the dish wall 51 of fibre melting disc 5, rib 53 are cast for the flame-proof ABS plastic pattern.

With end box 1 all-in-one-piece fibre melting disc 5 structures, compatible fiber welding protective casing or optical fiber cold connector is fixing simultaneously, and it is fine with storage to coil fibre, after optical fiber processing is finished, covers the disk cover 52 of fibre melting disc, can effectively protect optical fiber.

ONU equipment stationary installation 4 is that ONU equipment 7 drops out after opening for fear of cover door 22.As Fig. 6, Fig. 7, shown in Figure 8, ONU equipment stationary installation 4 comprises a pair of guide groove 41 and a L shaped clamp 42, and a pair of guide groove 41 is oppositely arranged on the sidewall of end box 1, and the both sides, bottom surface of L shaped clamp 42 prolong protrudes, be located in a pair of guide groove 41 and also can slide along it, the L shaped of L shaped clamp 42 is 83 °.After the different ONU equipment 7 of different manufacturers thickness was put into end box 1, L shaped clamp 42 was adjacent to ONU equipment 7 along a pair of guide groove 41, and ONU equipment 7 is fixed.

As Fig. 9, shown in Figure 10, power supply access device 3 comprises one three power distributor 31 and connection terminal 32, these three power distributor 31, the power supply slot of ONU equipment can be provided, bound fraction FTTH requirement of engineering, additional network switch power supply slot also can be provided, safeguard the standby slot of electricity consumption for one more than needed simultaneously; The line of power distributor 31 is connected with an end of connection terminal 32, and circumscripted power line is directly received the other end of connection terminal 32, can finish power supply and insert; Power distributor 31 and connection terminal 32 are installed in the bottom surface of end box 1, and its mounting hole 33 is provided with two groups that can exchange up and down, and as shown in figure 10, its effect is: the first, and make the user change the position according to the inlead direction, make things convenient for wiring; The second, because of the power supply adaptor projected direction difference of different manufacturers different brands,, make the counter-rotating of jack direction by changing the socket installation direction, when allowing adapter be plugged in the socket 31, can not stopped by end box 1 side.

Claims

1.FTTH access box, it is characterized in that: comprise end box (1), cover the cover (2) on end box (1), be provided with power supply access device (3), ONU equipment stationary installation (4) and fibre melting disc (5) in the box of the described end (1), the Pan Bi (51) of described fibre melting disc (5) is erected on the bottom surface of end box (1), this Pan Bi (51) is provided with at least one optical fiber gateway (511), bottom surface in the dish is provided with the setting rib (53) of limit fibre coiling radius, and Pan Bi (51) is provided with disk cover (52).

2. access box according to claim 1; it is characterized in that: described rib (53) by fiber reel around the path multilayer respectively is set up and down, between the adjacent rib (531) of its upper end, be provided with the gap (54,55) of inlaying fused fiber splice protective casing or optical fiber cold connector between the adjacent rib (532) of lower end.

3. access box according to claim 2 is characterized in that: the right and left between the rib (532) of rib of described upper end (531) and lower end, respectively establish a rib (533).

4. according to each described access box of claim 1 to 3, it is characterized in that: the integrative-structure that the Pan Bi (51) of box of the described end (1) and fibre melting disc (5), rib (53) are cast for the flame-proof ABS plastic pattern.

5. according to each described access box of claim 1 to 3, it is characterized in that: a sidewall of box of the described end (1) is provided with a plurality of knock down holes (11), its each knock down hole (11) by interrupted hollow slots (111) around forming.

6. according to each described access box of claim 1 to 3, it is characterized in that: described ONU equipment stationary installation (4) comprises an a pair of guide groove (41) and a L shaped clamp (42), a pair of guide groove (41) is oppositely arranged on the sidewall of end box (1), the both sides, bottom surface of L shaped clamp (42) prolong protrudes, and is located in the described a pair of guide groove (41) and also can slides along it.

7. access box according to claim 6 is characterized in that: the L shaped of described L shaped clamp (42) is 60 °～90 °.

8. according to each described access box of claim 1 to 3, it is characterized in that: described power supply access device (3) comprises at least one power distributor (31) and connection terminal (32), and the line of power distributor (31) is connected with an end of connection terminal (32).

9. access box according to claim 8 is characterized in that: described power distributor (31) and connection terminal (32) are installed in the bottom surface of end box (1), and its mounting hole (33) is provided with two groups that can exchange up and down.

10. according to each described access box of claim 1 to 3, it is characterized in that: described cover (2) is provided with bleeder vent (221).