JP3309956B2 - Cable connection device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cable connecting device for interconnecting an extension cable wired to a communication device or the like in a storage rack and an external cable wired to a device outside the rack.

[0002]

2. Description of the Related Art Conventionally, connection between a communication device or the like housed in a device rack and a device outside the device rack is as shown in FIG.
Generally, it is performed by a terminal section in the device rack.
In the figure, a plurality of communication devices 3 are housed in a device frame 1, and a terminal section 5 is formed on the upper portion of the device frame 1.

A support 5a is arranged at a predetermined interval in the terminal portion 5, and a cable connector 11 comprising a plurality of wrapping terminals 7 and a wrapping terminal plate 9 is fixed to the support 5a. Device frame 1 for wrapping terminal 7
An extension cable 13 wired from the communication device 3 is wound around the rear surface 1a of the communication device 3.

[0004] On the front side 1b side of the device rack 1 of the wrapping terminal 7, an external cable 15 wired from outside the device rack 1 is provided.
Is wound. The extension cable 13 wired from the communication device 3 and the external cable 15 wired from outside the device rack 1 are connected via a cable connector 11 fixed to the terminal unit 5.

[0005]

However, in such a conventional cable connector 11 fixed to the terminal portion 5 in the device frame 1, the terminal portion 5 always occupies a predetermined volume in the device frame 1. Therefore, there is a problem that the installation volume of the communication device 3 in the device rack 1 is limited, and the mounting efficiency of the communication device 3 cannot be improved.

When the terminal portion 5 is formed on the upper part of the apparatus frame 1, there is a problem that the lapping work is performed at a high place and involves danger. In addition, the lapping work at a high place concentrates the operator's nerves on a scaffold such as a stepladder, which may deteriorate workability and cause erroneous wiring. Similarly, when the terminal portion 5 is formed at the lower portion of the apparatus frame 1, the operator has to lean down and perform the lapping operation, which causes a problem that the workability is deteriorated.

SUMMARY OF THE INVENTION The present invention has been made to solve such a conventional problem, and the mounting efficiency of a device in a device rack can be greatly improved as compared with the conventional one, and a cable can be connected with good workability. It is an object of the present invention to provide a cable connection device capable of performing the above.

[0008]

According to a first aspect of the present invention, there is provided a connector connecting structure to a printed wiring board, wherein a connecting plate main body is housed in a storage case arranged close to an apparatus rack, and the connecting plate main body is connected to the housing. , and extension cables wired to device of the apparatus rack, and external cables are wired to an external device, to form a cable connection portion connected to each other, the housing
An opening is formed in the case so as to face one surface of the connection plate body.
To the storage case and to the storage case
When the connection plate body is stored, slide both ends of the connection plate body.
Form a guide part to support freely, corresponding to the opening
A lid member having a shape is detachably fixed to the storage case .

[0009] The cable connecting device according to claim 2 is claim 1.
The cable connection device according to the above, characterized in that the connection plate body is penetrated, a wrapping terminal is arranged at the cable connection portion, and the extension cable and the extension cable are connected to the wrapping terminal. . According to a third aspect of the present invention, there is provided a cable connecting device according to the second aspect, wherein the predetermined internal cable and the external cable are connected to the cable connecting portion of the connection plate main body in a freely openable and shortable manner. A connector with a function is arranged.

[0010]

[0011] The cable connecting device according to the fourth aspect is the first aspect.
4. The cable connection device according to claim 3 , wherein the cover member and the outer surface of the storage case include:
The flat portions facing each other are formed.

(Operation) In the cable connection device according to the first aspect, a storage case for housing the connection plate main body is disposed near the device rack, and the cable connection portion formed on the connection plate main body causes the device of the device rack to be mounted. Because the extension cable that is wired to the outside and the external cable that is wired to an external device are connected to each other, the cable connection portion such as the terminal section, which has been conventionally arranged in the device rack, is connected to the outside of the device rack. The arrangement allows the mounting efficiency of the device in the device rack to be greatly improved. In addition, opening to the storage case
A lid member is detachably fixed to this opening.
Can be removed simply by removing the lid member from the storage case.
Easy connection of internal or external cables
It is. In addition, slide both ends of the connection plate body into the storage case.
The guide part is formed to support
Easy insertion and removal from the delivery case, and
After storage in the delivery case, the connection plate body is securely stored
Supported by the case.

In the cable connecting device according to the second aspect, since the wrapping terminal is disposed at the cable connecting portion through the connecting plate main body, it is possible to easily perform the lapping work which was conventionally poor in workability. You. Further, since the lapping operation is facilitated, the occurrence of erroneous wiring is reduced. In the cable connection device according to the third aspect, since a connector having a disconnection function for connecting a predetermined internal cable and an external cable so as to be freely openable and short-circuitable is disposed at the cable connecting portion of the connection plate body. The connector with the separating function fixed to the plate or the like can be relocated from the device to the cable connection device, so that the mounting efficiency of components mounted on the device is improved as compared with the related art.

[0014]

According to the fourth aspect of the present invention, since the flat portions are formed on the outer surfaces of the storage case and the cover member,
The plurality of cable connection devices can be stacked and arranged, and the plurality of cable connection devices are orderly arranged in a limited space.

[0016]

Embodiments of the present invention will be described below in detail with reference to the drawings.

FIGS. 1 to 3 show a first embodiment of a cable connecting device according to the present invention ( corresponding to claims 1 and 2).
Is shown. In the figure, at a position close to the device rack 21 such as a ceiling space or a floor space, for example, AB
A storage case 23 made of S resin or the like is arranged. The storage case 23 has a semi-cylindrical portion 23a formed by cutting a flat cylinder along the axial direction A, and the semi-cylindrical portion 23a forms an opening 23b.

At the end of the semi-cylindrical portion 23a on the device rack 21 side,
The funnel-shaped cable outlet 23c has a semi-cylindrical portion 2 on the large diameter side.
3a. Further, guide grooves 23d, 23d facing each other along the axial direction A are formed at both ends of the semi-cylindrical portion 23a in the cross-sectional direction. On the surface of the semi-cylindrical portion 23a opposite to the guide groove 23d, locking concave grooves 23e, 23e extending in the same direction as the guide groove 23d are formed.

On the large diameter side of the cable outlet 23c, a thin portion 23f is formed along the outer periphery, and a locking recess 23g is formed on the thin portion 23f. Storage case 23
A lid member 25 made of the same material as the storage case 23 and having a semi-cylindrical portion 25a formed by cutting a flat cylinder along the axial direction A is disposed on the side of the opening 23b.

The semi-cylindrical portion 25a is formed in a shape corresponding to the opening 23b of the storage case 23. A funnel-shaped cable outlet 25b is formed on the side of the lid member 25 opposite to the device frame 21, with the large diameter side facing the semi-cylindrical portion 25a.

At both ends of the semi-cylindrical portion 25a of the lid member 25 in the cross-sectional direction, locking convex grooves 25c corresponding to the locking concave grooves 23e of the storage case 23 are formed. The semi-cylindrical part 2
A thin portion 25d corresponding to the thin portion 23f of the storage case 23 is formed at an end of the storage case 23 opposite to the cable outlet 25b. Inside the thin portion 25d, a locking claw 25e that can be locked in the locking recess 23g of the storage case 23 is provided.
Are formed.

In the storage case 23, a connection plate main body 27 is slidably disposed with both ends of the connection plate main body 27 supported by guide grooves 23d. A plurality of wrapping terminals 29 are fixed to the connection plate main body 27 through the connection plate main body 27, and the wrapping terminals 29 form a cable connection portion 31.

A wrapping terminal 29 located on the side of the semi-cylindrical portion 23a of the storage case 23 is wound with an extension cable 35 which is wired to a communication device 33 in the device rack 21.
An external cable 37 that is wired to a device outside the device rack 21 is wound around the wrapping terminal 29 located on the opening 23 b side of the storage case 23. At both ends of the storage case 23 of the connection plate body 27 in the axial length direction A, the support fittings 3 for supporting the extension cable 35 and the extension cable 37 in a bound state.
9, 39 are attached.

In the above-described cable connection device, the connection between the extension cable 35 and the external cable 37 is performed as described below. Here, the connection work is performed in a place where the worker can easily perform the work in the ceiling space or the underfloor space. In the connection work, first, the lid member 25 is removed from the storage case 23, the cable outlet 23c of the storage case 23 is inserted, and the extension cable 35 is connected to the storage case 2.
3 is introduced.

The cable outlet 25b of the lid member 25
Is inserted, and the external cable 37 is introduced into the lid member 25. Next, the extension cable 35 is wound around the predetermined wrapping terminal 29. Thereafter, the extension cable 35 is supported by the support fitting 39 in a bound state. Next, both ends of the connection plate main body 27 are slid along the guide grooves 23d of the storage case 23, and the connection plate main body 27 is stored in the storage case 23.

Next, the external cable 37 is wound around the predetermined wrapping terminal 29. After this, the external cable 37
Are supported by the support fitting 39 in a bound state. Next, the locking convex groove 25c of the lid member 25 is slid along the locking concave groove 23e of the storage case 23, and the opening 23 of the storage case 23 is opened.
b is covered by the lid member 25. Then, the locking claws 25e of the lid member 25 are locked in the locking recesses 23g of the storage case 23, the lid member 25 is detachably fixed to the storage case 23, and the connection work of the extension cable 35 and the external cable 37 is completed. I do.

In the cable connection device constructed as described above, the storage case 23 for housing the connection plate main body 27 is disposed at a position close to the device rack 21, and the cable connection portion 31 formed on the connection plate main body 27 is provided. As a result, the extension cable 35 wired to the communication device 33 of the device rack 21 and the external cable 37 wired to the external device are connected to each other. Can be arranged outside the device rack, and the mounting efficiency of the communication device 33 in the device rack 21 can be greatly improved.

Further, since the wrapping terminal 29 is disposed at the cable connection portion 31 through the connection plate main body 27, the lapping work which was conventionally poor in workability due to work at a high place or the like can be easily performed.

Further, since the lapping operation can be easily performed, the occurrence of erroneous wiring can be prevented.
Since the opening 23b is formed in the storage case 23 and the lid member 25 is detachably fixed to the opening 23b,
Simply by removing the lid member 25 from the storage case 23, the connection of the extension cable 35 or the extension cable 37 can be easily performed.

Further, since the guide groove 23d for supporting both ends of the connection plate main body 27 is formed in the storage case 23, the connection plate main body 27 can be easily taken in and out of the storage case 23, and the connection plate main body 27 After being stored in the storage case 23, it can be reliably supported by the storage case 23. FIG. 4 shows a second embodiment (corresponding to claim 3) of the cable connection device of the present invention.

In this embodiment, a wrapping terminal 29 for winding the internal cable 35 and a wrapping terminal 29 for winding the external cable 37 are fixed to both ends of the connection plate body 27 in the axial direction A. Side cable connection part 31a
And an outside-line-side cable connection portion 31b. Internal cable connection 31a and external cable connection 31
A connector 41 having a disconnection function that connects the extension cable 35 and the extension cable 37 so as to be freely openable and short-circuitable is disposed between the connector 41 and the connector b.

A terminal 43a of a short-circuiting plug 43 for connecting the extension cable 35 and the external cable 37 is detachably fixed to the terminal insertion portion 41a of the connector 41 having a cutting function. The shorting plug 43 has a check terminal 43b for checking the state of the connected wiring.

FIG. 5 shows a connector 41 having a cutting function.
The connection state of the short-circuit plug 43 and the connection plate main body 27 is shown. Terminal insertion part 4 of connector 41 with cutting function
Four lead terminals 41b projecting toward the connection plate body 27 are connected to 1a. In addition, short-circuit plug 4
Among the three terminals 43a, the terminals 43a located in a direction perpendicular to the axial direction A of the storage case 23 are mutually connected in the short-circuit plug 43.

The mutually connected terminals 43a are connected to check terminals 43b. Here, the lead terminals 41 b of the connector 41 with a cutting function are soldered to through holes 27 a formed in the connection plate main body 27. The lead terminal 41b is connected to the wiring pattern 27b via each through hole 27a.

As shown in FIG. 4, each wiring pattern 27b is connected to a wrapping terminal 29 around which the extension cable 35 or the extension cable 37 is wound. Then, by inserting the short-circuit plug 43 into the connector 41 having a cutting function, the predetermined extension cable 35 and the extension cable 37 are connected to each other. The same effects as those of the first embodiment can be obtained in the cable connection device of this embodiment, but in this embodiment, a predetermined extension cable 35 is connected to the cable connection portion 31 of the connection plate main body 27.
The connector 41 with a disconnecting function for connecting the cable and the external cable 37 so as to be freely openable and short-circuitable is arranged. Therefore, the connector 41 with the disconnecting function, which is conventionally fixed to a printed wiring board of the communication device 33, is connected to the communication device 33 by a cable. It can be relocated inside the device, and the communication device 3
The mounting efficiency of the components mounted on the third component can be improved.

FIG. 6 shows a third embodiment of the cable connection device according to the present invention.
( Corresponding to claim 4 ) is shown. In this embodiment, the semi-cylindrical portion 23a of the storage case 23 and the semi-cylindrical portion 25a of the lid member 25 are formed in a U-shape in cross section, and the storage case 23 and the lid member 25 are provided with flat portions 23h, 25f are formed.

The same effects as those of the first embodiment can be obtained in the cable connection device of this embodiment. However, in this embodiment, the storage case 23 and the lid member 2 are provided.
5, flat portions 23h and 25f opposed to each other are formed, so that a plurality of cable connection devices can be stacked and arranged in a ceiling space or a space under the floor, and the cable can be placed in a limited space. The connecting devices can be arranged neatly.

In the above-described first embodiment, an example has been described in which the extension cable 35 and the extension cable 37 are wound around the extension cable 29 to connect the extension cable 35 and the extension cable 37 to each other. However, the present invention is not limited to this embodiment. For example, as shown in FIG. 7, the wrapping terminal 29 may be formed to have a shorter storage case 23 side and the extension cable 35 may be soldered 45. In this case, since the storage case 23 can be flattened, the thickness of the cable connection device can be reduced and the volume can be reduced.

In the first embodiment described above, the example in which the funnel-shaped cable outlet 25b is formed in the lid member 25 has been described. However, the present invention is not limited to this embodiment. As shown in FIG. 8, the cable outlet may be bisected along the axial length direction A to form the cable outlets 23j and 25g in the storage case 23 and the cover member 25. In this case, the external cable When connecting the 37, the external cable 37 can be more easily connected to the connection plate main body 27 because it is not necessary to insert the cable into the cover member 25.

In the above-described first embodiment, an example in which the locking convex groove 25c of the lid member 25 is slid into the locking concave groove 23e of the storage case 23, and the lid member 25 is attached to the storage case 23. However, the present invention is not limited to this embodiment. For example, as shown in FIG. 9, a locking projection 25 h and a locking recess 23 k are formed on the lid member 25 and the storage case 23. Then, the lid member 25 may be attached to the storage case 23.

[0041]

According to the cable connection device of the first aspect, a storage case for storing the connection plate main body is disposed close to the device rack, and the cable connection portion formed on the connection plate main body allows the device of the device rack to be connected to the device of the device rack. Since the extension cable to be wired and the external cable to be wired to an external device are connected to each other, a cable connection portion such as a terminal portion, which has conventionally been disposed in the device rack, is disposed outside the device rack. Therefore, the mounting efficiency of the device in the device rack can be greatly improved. Also, an opening is formed in the storage case, and this opening
The lid member is detachably fixed, so the lid member can be stored in the storage case.
Simply remove from the extension cable or outside
Wire cable connection can be made. In addition,
Guides that support both ends of the connection plate body
To easily put the connection plate into and out of the storage case
After storing the connection plate body in the storage case
Can be reliably supported by the storage case.

According to the second aspect of the present invention, since the wrapping terminal is disposed at the cable connecting portion by penetrating the connecting plate main body, the lapping work which was conventionally poor in workability due to work at a high place or the like can be easily performed. it can. Further, since the lapping operation can be easily performed, occurrence of erroneous wiring can be prevented.

According to the third aspect of the present invention, a connector having a disconnection function for freely opening and short-circuiting a predetermined extension cable and an external cable is disposed at a cable connection portion of the connection plate body. The connector with the separating function fixed to the printed wiring board or the like can be transferred from the device into the cable connection device, and the mounting efficiency of components mounted on the device can be improved as compared with the related art.

[0044]

According to the fourth aspect of the present invention, since the flat portions are formed on the outer surfaces of the storage case and the cover member, a plurality of cable connecting devices can be stacked and arranged.
The cable connection device can be neatly arranged in the limited space.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing a first embodiment of a cable connection device of the present invention.

FIG. 2 is a perspective view showing a first embodiment of the cable connection device of the present invention.

FIG. 3 is a cross-sectional view of FIG.

FIG. 4 is an exploded perspective view showing a second embodiment of the cable connection device of the present invention.

FIG. 5 is an explanatory diagram showing details of wiring of a cable connection unit in FIG. 4;

FIG. 6 is an exploded perspective view showing a third embodiment of the cable connection device of the present invention.

FIG. 7 is a cross-sectional view showing an example in which the storage case is flattened.

FIG. 8 is a side view showing an example in which a cable outlet of a lid member is divided into two and a part thereof is formed on a storage case side.

FIG. 9 is a side view showing another example of the locking structure of the storage case and the lid member.

FIG. 10 is a perspective view showing a state where a conventional cable connector is fixed to a terminal portion of an apparatus rack.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 21 Device rack 23 Storage case 23b Opening 23d Guide groove (guide part) 23h, 25f Flat part 25 Lid member 27 Connection board main body 29 Wrapping terminal 31 Cable connection part 33 Communication device (device) 35 Extension cable 37 External cable 41 Cutting function Connector with

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-7-239986 (JP, A) JP-A-5-82993 (JP, A) JP-A-63-225479 (JP, A) 18989 (JP, U) Japanese Utility Model 52-9080 (JP, U) Japanese Utility Model 57-11877 (JP, U) (58) Fields investigated (Int. Cl. ⁷ , DB name) H01R 9/15 H01R 9 / 28 H01R 31/08

Claims (4)

(57) [Claims] 1. A connecting plate main body is stored in a storage case arranged close to an apparatus rack, and an extension cable wired to a device in the apparatus rack is provided on the connecting plate main body.
An external cable to be wired to an external device is formed with a cable connection portion for connecting each other, and the storage case is opposed to one surface side of the connection plate body.
An opening is formed, and the storage case is
When the connection plate body is stored in the case,
Form a guide part that slidably supports the end, and
A lid member of the corresponding shape can be detachably attached to the storage case.
A cable connection device characterized by being fixed . 2. The cable connection device according to claim 1, wherein a wrapping terminal is disposed at the cable connection portion through the connection plate main body, and the extension cable and the extension cable are connected to the wrapping terminal. A cable connection device, comprising: 3. The cable connection device according to claim 2, wherein a connector with a disconnection function for connecting the predetermined internal cable and the external cable to the cable connection portion of the connection plate body so as to be freely openable and short-circuitable. A cable connection device characterized by being arranged. 4. The cable connection device according to claim 1, wherein the cable connecting device is opposed to an outer surface of the lid member and the outer surface of the storage case.
A cable connecting device, wherein a flat portion is formed .