CN2652090Y - Inserting casing - Google Patents

Abstract

The utility model discloses a plug-in box, which comprises a box (1), a motherboard (2) connected to the internal central back part of the box, a front chute board (7) and a back chute board (6) respectively arranged on the internal surface of a top plate and a base plate of the box, and is characterized in that: a position on the box that corresponding to the motherboard is arranged with an opening groove (3) to place a width edge of the motherboard. The opening groove (3) is arranged with an adaptive cover plate (13). The cover plate on the plug-in box is demountable, the motherboard is inserted from the opening groove, clamped and fixed by fastening bolts. The whole process is convenient and quick. The utility model has low cost, high overall plug-in box rigidity, easy processing precision assurance and complete utilization of the internal effective space.

Description

A kind of subrack

Technical field

The utility model relates to communication apparatus, inserts a kind of subrack of veneer before and after the You Zhike.

Background technology

In existing communication machine box or rack, the integrated level of the installation of equipment for convenience, maintenance and raising product has the motherboard of a lot of subrack modules all mid-, and the situation of plugging in veneer from front and back is also more and more.But in the design of said structure, because subrack all is the shielding subrack, shielding cover board is all arranged up and down, all there is chute board front and back, and then make the motherboard in the middle of being positioned to install quickly and easily, as seen, how designing a kind of structure, to make the convenient and swift installation of this class motherboard be a problem that the utmost point need solve.

For addressing the above problem, prior art is often used following two kinds of structures:

First scheme, as shown in Figure 1, motherboard 101 is fixed on the subrack middle part, and respectively there is slideway front and back, use for the plug veneer.The sliding way assembly 202 and the glide path assembly 303 of its postmedian are dismountable.The installation process of motherboard as shown in Figure 2, earlier sliding way assembly, the glide path assembly at rear portion are pulled down taking-up, the rear portion is reserved enough spaces and motherboard can be put in, again motherboard is fastened on the subrack middle part with screw 404, motherboard fastening intact after, the subrack of more upper and lower slide assemblies being packed into, fastening with screw, the motherboard assembling process finishes.The shortcoming of this scheme is:

1,, and utilize screw to install because when motherboard was installed, it is a lot of that the side plate of subrack all around and crossbeam exceed motherboard, thus install be still very inconvenient.

2, because the up and down slideway assembly at rear portion all is movable, has the shortcoming of poor rigidity, so under the prerequisite that guarantees the exact position, difficulty of processing is big, cost is high.

Alternative plan: as shown in Figure 3, back subrack 505 is as a son assembling, and is detachable.During installation the back subrack is taken out, motherboard 202 is fastened on the subrack of back with screw earlier, more whole back subrack is assemblied on the subrack main body 606.The shortcoming of this scheme is:

1, from the rear portion, all there are two-layer side plate and free gap in both sides, have taken the useful space in the subrack.

2, the back subrack is detachable, and the subrack integral rigidity is poor, and complex structure, the cost height.

In sum, the shortcoming of prior art is that the subrack integral rigidity is poor, complex structure, and installation and processing is difficult for, the cost height.

Technology contents

The utility model provides a kind of subrack, and is poor with subrack integral rigidity in the solution prior art, and the technical problem that is difficult for is installed.

For addressing the above problem, the utility model provides following technical scheme:

A kind of subrack, comprise casing, place motherboard, the preceding chute board of being located at this roof box and plate inner surface and rear slide plate in this casing, wherein, also be provided with in described casing and motherboard can be installed in open slot wherein, this open slot is provided with the cover plate that is mated use.

Described open slot is located at the top of described casing.

Described open slot is located at the both sides or the bottom of described casing.

Described motherboard is connected with the clamping that is connected to the relevant position of described casing and the screw of respective side edge.

Described motherboard comprises with the clamping of described casing relevant position: be provided with two elastic pressuring plates one side be located at chute on the relative interior with open slot, this chute at least by the casing rear portion, described open slot one side is provided with two grabs, the uniform two pairs of clips of the inner surface of the box side relative with this grab opening at least by the anterior boxboard inner surface of casing; The screw of described casing relevant position connects and comprises: described motherboard and described grab corresponding position are provided with the draw-in groove of corresponding number, and the motherboard after the clamping is fixed by the relative screw on one side with described clip of described grab two screws on one side.

Described elastic pressuring plate is six elastic pressuring plates along described chute axial distribution; Described grab is six grabs that distribute along its side.

Described cover plate and casing be connected to that screw is connected or clamping.

The utility model provides a kind of novel mid-subrack structure of motherboard, cover plate in the middle of on the subrack is dismountable, motherboard inserts from open slot, the location clamps uses captive screw fastening again, whole process is easy for installation, quick, and cost is low, and the subrack integral rigidity is good, machining accuracy guarantees that easily the inner useful space can be utilized fully.

Description of drawings

Fig. 1 is one of a prior art scheme structural representation;

Fig. 2 is one of prior art scheme assembling schematic diagram;

Fig. 3 is two assembling schematic diagrames of prior art scheme;

Fig. 4 is a stereogram of the present utility model;

Fig. 5 is the assembling schematic diagram of the utility model removable cover;

Fig. 6 is a front view of the present utility model;

The partial enlarged drawing of Fig. 7 Fig. 6 chute;

Fig. 8 is Fig. 6 open slot place interface arrangment partial enlarged drawing;

Fig. 9 is Fig. 8 clamping schematic diagram;

Figure 10 is the utility model motherboard screw connection diagram;

Figure 11 is Figure 10 left view.

Embodiment

Shown in Fig. 4,5,6, be a preferred embodiment of the present utility model.The subrack that a kind of motherboard is mid-comprises casing 1, is connected in motherboard 2, the preceding chute board 7 of being located at this roof box and plate inner surface and the rear slide plate 6 of postmedian in this casing, and other shielding material.The top of described casing and described motherboard corresponding position are provided with the open slot 3 that the motherboard width can be installed, and this open slot is provided with the cover plate adaptive with it 13, and described open slot 3 can also be located at the both sides or the bottom of casing.The top board of casing and base plate can have ventilation hole as required, and back glide path 6 is short a lot of with the back upper cover plate for back sliding way 6, can play the effect of guiding when single-board insert-pull, and it also has certain distance from motherboard, has reserved the operating space that motherboard is installed.

Described motherboard 2 described casings 1 are connected to the clamping of relevant position and the screw of respective side edge connects.The clamping of motherboard and casing relevant position comprises: one side be located at the chute 20 on the lower surface in the casing, this chute by the casing rear portion be right edge shown in Figure 7 along described gate shafts to being distributed with six elastic pressuring plates 21, described open slot one side is distributed with six grabs 22 by the anterior boxboard inner surface of casing along its side, shown in Fig. 8,9.The uniform two pairs of clips 23 of the inner surface of the box side relative with this grab opening are shown in Figure 10,11.The screw of casing relevant position connects and comprises: described motherboard and described grab 22 corresponding positions are provided with i.e. six draw-in grooves 24 of corresponding number, and the motherboard after the clamping is fixed by a screw 17 of the relative side of two screws 17 being with grab 22 1 sides and clip 23.

Shown in Fig. 8,9, the process that motherboard 2 is installed: fixedly the screw 16 of removable cover is pulled down, and takes off removable cover 13; With motherboard keep left side down stick into before elastic pressuring plate 21 places of glide path 20, this elastic pressuring plate has certain elasticity, motherboard a little firmly just can conveniently insert, can move left and right, elastic pressuring plate also has rigidity preferably simultaneously, guarantees the reliability of motherboard bottom installation.Simultaneously the draw-in groove 24 on motherboard top is aimed at the grab 22 of anterior sliding way plate, made grab pass draw-in groove on the motherboard, the end face of sliding way firmly pushed away motherboard to the right again before motherboard was adjacent to, and until the motherboard plate that keeps right, motherboard top will be blocked by grab.Top has 6 such grabs, proof strength.After block on motherboard top, the motherboard plate that can keep right, the motherboard right side can be blocked by two pairs of clips 23 on the right plate, only leaves the gap about 0.2mm, shown in Figure 10,11.Like this, motherboard is located fully, is blocked substantially, tightens the captive screw 17 on the motherboard again, totally three captive screw, and two on top, one in left side has guaranteed the reliable installation of motherboard, the snap fit of motherboard also can be realized by alternate manner.After the fixing back of motherboard, again that removable cover is fastening with screw 16, also available snap fit is installed removable cover, so, then finishes the installation of motherboard.

Claims (7)

1, a kind of subrack, comprise casing (1), place motherboard (2), the preceding chute board (7) of being located at this roof box and plate inner surface and rear slide plate (6) in this casing, it is characterized in that, be provided with in the described casing and motherboard can be installed in open slot (3) wherein, this open slot is provided with the cover plate (13) that is mated use.

2, subrack as claimed in claim 1 is characterized in that, described open slot (3) is located at the top of described casing.

3, subrack as claimed in claim 1 is characterized in that, described open slot (3) is located at the both sides or the bottom of described casing.

As claim 2 or 3 described subracks, it is characterized in that 4, described motherboard (2) is connected with the clamping that is connected to the relevant position of described casing (1) and the screw of respective side edge.

5, subrack as claimed in claim 4, it is characterized in that, described motherboard (2) comprises with the clamping of described casing relevant position: be located at the relative interior of open slot (3) on chute (20), this chute (20) one side lean on the casing rear portion be provided with two elastic pressuring plates (21) at least, described open slot one side is provided with two grabs (22), the uniform two pairs of clips of the inner surface of the box side relative with this grab opening (23) at least by the anterior boxboard inner surface of casing; The screw of described casing relevant position connects and comprises: described motherboard (2) and described grab (22) corresponding position are provided with the draw-in groove (24) of corresponding number, and the motherboard after the clamping is fixed by the relative screw (17) on one side with described clip (23) of described grab (22) two screws (17) on one side.

6, subrack as claimed in claim 5 is characterized in that, described elastic pressuring plate (21) is six elastic pressuring plates along described chute (20) axial distribution; Described grab (22) is six grabs that distribute along its side.

7, subrack as claimed in claim 6 is characterized in that, described cover plate (13) and casing be connected to that screw is connected or clamping.

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