JPH1050416A - Connector-attaching structure and connector-attaching method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve an attaching structure for a partition-interior side cable connector, relative to an exterior-side cable connector connected from the exte rior of a partition. SOLUTION: This structure comprises a connector attaching plate 51 provided on a partition, connector attaching hardware 53 covering a cable 16 on the connector backface side and a connection terminal part and a connector 57 to be attached to a front surface of the above-mentioned connector attaching hardware. Further, this connector attaching hardware 53 is attached on the inner surface side of the connector attaching plate 51 in a state such that the connector 57 attached on the front face of the connector-attaching hardware 53 peeps out of the inner surface side of the connector-attaching 51 into the outer surface.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improved structure for mounting a cable connector on the inside of a bulkhead and a method for mounting the connector on an external cable connector connected from the outside of the bulkhead.

For example, a shelter 1 in which a communication device is housed as shown in FIG. 10 is provided with a cable introduction section 2 to which a power cable 3 from outside, a telephone line for meetings and the like are connected. It is supposed to be.

[0003] A connector of a cable terminal from an internal device is arranged in the cable introduction section 2, and a connector of an external cable terminal corresponding to this connector is connected. Reference numeral 5 denotes a door for operating personnel to enter and exit.

[0004] The shelter 1 is mounted on a vehicle (not shown) and is moved to a suburban mountain or a city ground, and is fixedly positioned by a jack at an appropriate position. Shelter 1
A transmission / reception device 6 mounted inside is installed on the ground or the like, and a connector is connected to the cable introduction unit 2 by a cable 7.

The transmitting / receiving device 6 is connected to an antenna device (not shown) by a coaxial cable 8 for high frequency. The antenna device is a directional antenna in a microwave band, and is installed on a high place such as a building so that the antenna device can be seen without being affected by obstacles on the way.

To this end, the transmitting / receiving device 6 is positioned near the antenna device so that the attenuation of the microwave signal by the coaxial cable between the antenna devices is reduced as much as possible. Therefore, between the transmitting / receiving device 6 and the shelter 1,
Signal transmission is performed in a low-frequency signal with little signal loss by a coaxial cable, for example, in an intermediate frequency band.

[0007]

2. Description of the Related Art As shown in a side sectional view of FIG.
Holes 15 are provided in the downwardly facing surface 14 of the plate 13 which is zigzag bent so as to close the connector, and a connector 17 connected to the terminal of the internal cable 16 is attached as shown in the upper row. On the lower stage where the connector is not attached, a closing plate 18 is attached to the plate 13 with screws 21 together with a gasket 19 made of a rubber sheet. The connector 17 is attached as shown in the middle separated state. That is, the end covering of the internal cable 16 is peeled and removed to expose the shield covering layer 25 and the covering conductor 26 formed of the internal braided wire.

[0008] The connector mounting plate 27 is removed together with the screw 21, and the connector 17 is positioned outside. In this state, the internal cable 16 is pulled out from the hole 15 of the plate 13 to a sufficient length outside, and the connection work between the cable 16 and the connector 17 is performed outside the shelter 1.

First, the shield coating layer 25 is pushed to the outer coating side, and the conductor at the tip of the coating conductor 26 and the terminal 28 of the connector 17 are connected by soldering. The connector 17 includes connection of a coaxial cable in the cable 16.

Next, the shield coating layer 25 is pulled back to cover the housing 29 around the rear surface of the connector 17, and the terminal connection portion is shield-coated with a ground potential. The heat-shrinkable tube 31 previously passed through the cable 16 is positioned on the shield-covered portion, and is blown with hot air to be tightly heat-shrinked. This state is shown in FIG.
Is shown in a side sectional view of FIG.

FIG. 12 shows a state in which a gasket 32 made of a rubber sheet is interposed between the flange surface of the connector 17 and the connector mounting plate 27 and tightened with screws 33.

The internal cable 16 is pulled into the shelter 1, and the connector mounting plate 27 is connected to the plate 1 of the cable introduction section 2.
A gasket 19 is interposed in 3 and tightened with a screw 21 for mounting. This state is shown in the upper part of FIG.

[0013]

According to the above-described conventional connector mounting structure, the cable 16 is pulled out long from the connector introduction portion 2 so that the connection work can be conveniently performed, and the connection between the cable 16 and the connector 17 is established. Therefore, it is necessary to make the cable 16 longer and more affordable, and after connection, the extra length is used for the shelter 1.
In such a case, there is a disadvantage that the arrangement of the equipment in the narrow shelter 1 is restricted.

The shield coating layer 25 of the cable 16 is made of braided copper wire and can be soldered. However, since the housing 29 of the connector 17 is made of an aluminum alloy, it cannot be soldered. The shield coating layer 25 can only wrap and bind the thin wire to the housing 29, and it is inevitable that the electrical connection to the ground potential during this time is insufficient.

Although only one cable 16 is shown as a representative, a plurality of cables including other cables must be connected to a plurality of connectors 17, and the above-mentioned problems greatly affect the above-mentioned problems. In addition, the connector mounting plate 27 is required to correspond to various connector sizes.

The present invention has been made in view of the various problems of the conventional connector mounting structure as described above, and an object of the present invention is to provide a new connector mounting structure that eliminates such inconveniences. It is.

[0017]

Means for Solving the Problems The first means, which is the gist of the means of the present invention for solving the above problems, is a connector mounting plate provided on a partition, a cable on the rear side of the connector, and a connection terminal portion. A connector mounted on the front of the connector mounting bracket, and a connector mounted on the front of the connector mounting bracket, with the connector being viewed from the inside of the connector mounting plate to the outside. The connector mounting bracket is mounted on the inner surface of the connector mounting plate.

According to the first means described above, the cable is connected to the connector by passing through the connector mounting bracket, and the connector is mounted on the front surface of the connector mounting bracket, so that the connection portion is covered by the connector mounting bracket.

In this state, the connector can be seen from the rear side of the connector mounting plate to the front side, and the front surface of the connector mounting bracket can be attached to the peripheral surface on the rear side of the connector mounting plate so that the extra length for the cable can be reduced. Can be mounted without need.

The second means includes a connector mounting plate provided on the partition wall, a connector mounting bracket for covering the cable and the connection terminal portion on the back side of the connector, and a connector and a shield coating layer for the connector and the cable mounted on the front surface of the connector mounting bracket. A ring-shaped metal fitting to be connected to the inside of the connector mounting metal, and a shield coating layer of a cable is connected to the ring-shaped metal fitting, the ring-shaped metal fitting is mounted inside the connector mounting metal, and a connector is mounted on the front of the connector mounting metal. The connector mounting bracket is mounted on the inner surface of the connector mounting plate while the connector is viewed from the inner surface of the connector mounting plate to the outer surface.

According to the above-mentioned second means, the cable is passed through the connector fitting, the shield coating layer of the cable is connected to the peripheral surface of the ring-shaped fitting, and the conductor of the cable is connected to the connector. Is mounted in the connector mounting bracket, and the connector is mounted in front of the connector mounting bracket, so that the connection portion is covered by the connector mounting bracket.

In this state, the connector can be seen from the rear side of the connector mounting plate to the front side, and the front surface of the connector mounting bracket can be attached to the peripheral surface on the rear side of the connector mounting plate so that the extra length of the cable can be reduced. Can be mounted without need.

By connecting the shield coating layer of the cable to the ring-shaped metal fitting and attaching the ring-shaped metal fitting to the inner surface of the connector mounting metal, the shield coating layer of the cable and the connector mounting metal are connected to the ground potential of the connector mounting plate. Since the connection is made, the connection portion of the cable is reliably shielded and shielded.

The third means is to position a connector fitting for covering the cable on the rear side of the connector and the connection terminal portion and a ring-shaped fitting for connecting the shield coating layer of the cable on the coating layer of the cable. The shield coating layer is connected to the ring-shaped metal fitting, and each conductor in the cable is connected to a terminal on the back side of the connector. Then, the front surface of the connector mounting metal is brought into contact with the back of the connector to connect the connector to the connector mounting metal. And attaching the periphery of the front surface of the connector mounting bracket to the inner surface side of the connector mounting plate of the partition wall.

According to the third means, the connector can be connected to the cable with ease, the shield of the connection portion can be shielded, and the connector can be attached to the rear side of the connector mounting plate. It is.

[0026]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an exploded perspective view of a connector mounting structure and a connector mounting method according to the present invention. Note that the same reference numerals are given to the same parts throughout the drawings.

FIG. 1 is an external view of a connector mounting structure according to an embodiment of the present invention, as viewed from a side, in a state where a connector mounting plate is sectioned. Note that a zigzag bent plate of the cable introduction unit 2 shown in FIG. 10 is applied to the connector mounting plate.

The main components are a connector mounting plate 51 provided with the cable introducing portion 2 provided on the partition wall 11, a connector mounting bracket 53 mounted on the connector mounting plate 51 with screws 52, and a rear side of the connector mounting bracket 53. A cable clamp 55 that is attached and holds the cable 16 introduced into the connector fitting 53.
And a connector 57 attached to the front surface of the connector attachment bracket 53 with screws 56. A ring-shaped fitting 58 is attached inside the connector fitting 53. The right side in the figure is referred to as a rear surface, and the left side in the figure is referred to as a front or front surface.

The connector 57 is a jack-type connector in the present embodiment, and is adapted to receive and connect a plug-type connector of an external cable terminal, and to be connected to a cap nut of a plug-type connector. It is provided with a metal fitting 59.

FIG. 2 is a front view showing a state of being detached from the mounting plate 51. The connector 57 has a required number of jack-type coaxial terminals 61, 61 of a high-frequency circuit and jack-type terminals 62 for connecting a signal circuit, a control circuit, a power supply circuit, a ground circuit, and the like. And is attached to the connector mounting bracket 53 with a screw 56.

The front side of the connector mounting bracket 53 has a rectangular shape surrounding the outer shape of the connector 57, and a gasket 64 made of a frame-shaped conductive rubber sheet is arranged on the front side, and the connector mounting plate 51 is provided at the four corners. Mounting screw holes 65 are formed.

Next, a procedure for attaching the connector 57 will be described. First, as shown in FIG. 3, the outer coating layer 67 is peeled off from the end of the cable 16 by a predetermined length to expose the shield coating layer 25 made of a braided wire and the inner coated conductor 26, The coating at the tip of the 26 is removed to expose the inner conductor 68 to provide a long and short step.

FIG. 4 shows the ring-shaped metal fitting 58. FIG. 4A shows a front view, and FIG. 4B shows a side sectional view. It comprises a ring-shaped metal part 58, a ring-shaped part 71 and a flange 72, and a root part of the ring-shaped part 71 has a small diameter neck part 73.
The screw holes 7 are arranged at equal angular positions on the flange 72 surface.
5 are provided. The ring-shaped metal member 58 is made of a solderable metal, for example, brass, and its surface is plated with Ag.

Referring to FIG. 5, a cable clamp 55, a washer 78, a ring-shaped gasket 79, a washer 81, and a connector fitting 5 are provided on a covering layer 67 of the cable 16.
3. The gasket 64 is fitted and positioned in this order.

On the front side of the connector mounting bracket 53,
A connector mounting surface 83, a gasket housing concave surface 85 around the connector mounting surface 83, and a housing 86 for a cable connection portion in the center.
And are formed.

On the back side, a gasket accommodating recess 87 for tightening a cable, and on its outer surface, a male screw 88,
Housing portion 86 of cable connection portion and gasket housing recess 87
A countersunk screw insertion hole 89 is formed in the bottom partition wall. The connector fitting 53 is made of an aluminum alloy die-cast product or a cut product for weight reduction.

A ring-shaped fitting 58 is attached to the distal end of the cable 16.
Is inserted from the side of the flange 72 and is positioned against the end face of the coating layer 67, and the shield coating layer 25 is folded back around the outer surface of the ring-shaped portion 71 as shown in the figure.

The shield coating layer 25 is flexible and can be easily brought into the illustrated state.
Although not shown, the position is defined by winding and tightening a thin copper wire or the like around the neck 73. Further, by soldering to the ring-shaped portion 71, electrical connection is ensured.

With the gasket 93 made of a conductive rubber sheet fitted on the back side of the flange 63 of the connector 57, the lead wire 68 at the tip of the coated conductor 26 of the cable 16 is soldered in a predetermined relationship to the terminal 95 on the back side. Connection. As shown in the drawing, each of the coated conductors 26 is bent to have a sufficient clearance so as not to cause excessive force due to tension. The relationship is given a short and long stage.

As described above, the cable 1 is connected to the connector 57.
The conductor connection of No. 6 is performed, and the cable 16 is pulled from the back side to the connector mounting bracket 53, so that the ring-shaped bracket 58 is drawn into the accommodating portion 86 of the cable connection portion.

Since the flange 72 of the ring-shaped metal fitting 58 contacts the bottom surface of the housing part 86 of the cable connection part, the connector mounting metal fitting 53 is appropriately rotated around the axis and the flanges are inserted into the three countersunk screw insertion holes 89. The screw holes 75 of 72 are aligned.

This can be easily confirmed by retreating the cable clamp 55, the washers 78 and 81, and the ring-shaped gasket 79 further to the rear side of the cable 16 and observing the same through the opening of the gasket accommodating recess 87. obtain. When the screw holes 75 are confirmed, countersunk screws 97 (shown in FIG. 6) are respectively inserted into the three screw holes 75 from the opening of the gasket accommodating recess 87, and tightened by a screwdriver to join.

As shown in FIG. 6, after the flange 63 of the connector 57 is fitted to the connector mounting surface 83 on the front surface of the connector mounting bracket 53 and aligned, the screw 63 is fixed together with the gasket 93 with the screw 56. This state is also the state shown in FIG.

A washer 81,
The ring-shaped gasket 79 and the washer 78 are inserted. In this inserted state, the thickness of the washer 78 and the thickness of the washer 78 are set so as to protrude from the opening of the gasket accommodating recess 87 by about half the thickness.

On the front side of the cable clamp 55, a bag-shaped nut portion 98 is integrally formed. When this nut portion 98 is screwed into a male screw 88 of the connector mounting bracket 53, the inner bottom surface becomes the surface of the washer 78. Since the ring-shaped gasket 79 is compressed in the axial direction when it is rotated by a suitable tool and tightened properly, the ring-shaped gasket 79 is compressed in the radial direction, that is, the cable 16 is compressed from the surroundings.

By properly tightening the cable 16, the cable 16 is fixed so as not to move, and an airtight state in which air, water, and the like do not pass can be obtained. Tightening screws 99 on both sides of the cable clamp 55
Until this state, the cable clamp 55 was freely movable on the cable 16.

Here, by tightening the tightening screw 99, the cable 16 is also fixed at this portion.
That is, it is fixed at two places, and a reliable clamping state is achieved.

As shown in FIG. 7, the connector 57 attached to the connector fitting 53 is moved from the inner side of the connector attaching plate 51 of the partition wall as shown in FIG.
The connector 57 is inserted through the through hole 101.

A gasket 64 is arranged around the inner surface of the connector mounting plate 51, and the mounting screw 52 is inserted from the outside, and the connector mounting plate 5 is inserted through the gasket 64.
First, the periphery of the connector fitting 53 is screwed into a screw hole 65 (shown in FIG. 2) and tightened. This state is shown in FIG. 8, but is also the state of FIG.

The gasket 64 is fitted and positioned on the gasket accommodating concave surface 85 around the front side of the connector fitting 53, and is pressed against both surfaces by tightening.

When the housing of the connector 57 is mounted and assembled as described above, the flange 63 and the surface of the connector mounting bracket 53 are electrically connected to each other through a gasket 93 made of conductive rubber. 1
The sixth shield coating layer 25 is electrically connected to the connector mounting bracket 53 via the ring-shaped bracket 58.

The connector mounting bracket 53 is connected to the connector mounting plate 5 via a gasket 64 made of conductive rubber.
1 electrically. Therefore, as a result of connecting all the components to the ground potential, the electrical connection with the cable 16 on the rear side of the connector 57 is protected inside the housing 86 of the connector fitting 53 by an electrical shield. Will be.

All operations such as the electrical connection between the connector 57 and the cable 16 and the attachment to the connector mounting bracket 53 can be performed inside the partition, and after assembly, the inner surface of the connector mounting plate 51 from the partition inner side. In contrast, the connector 57 can be viewed directly on the outer surface and can be directly attached via the connector attachment fitting 53, so that the operation can be simplified and easily performed.

FIG. 9 shows a second embodiment of the connector mounting structure according to the present invention, and shows a side view in a state where a main part is sectioned. Since the main configuration of the present embodiment is the same as that of the previous embodiment, the detailed description is omitted here. Therefore, the description of the previous embodiment and the corresponding drawings should be referred to as needed.

The difference is that the connector mounting bracket 53
The ring-shaped groove 10 is formed in the connector mounting surface 83 in front of the device.
5 and the gasket accommodating concave surface 85 are connected to the connector mounting surface 8.
3 and a narrow groove 106 along the periphery of the groove 3.

Known O-rings 107 and 108 made of synthetic rubber are fitted into these grooves 105 and 106, respectively.
Try to tighten. Therefore, according to the present embodiment, the gaskets 64 and 93 are not applied.

For ease of understanding, the illustration shows a state in which the flange 63 is separated from the connector mounting surface 83 without tightening the mounting screw 56 of the connector 57.

By tightening the screw 56 for attaching the connector 57, the back side of the flange 63 presses the O-ring 107 against the bottom surface of the groove 105 and is deformed by an appropriate amount of pressure welding, so that airtightness and watertightness at this portion are improved. And the electrical connection is also ensured by the metal-to-metal contact between the flange 63 surface and the connector mounting surface 83.

The connector 57 is viewed outward from the through hole 101 of the connector mounting plate 51, the periphery of the front surface of the connector mounting bracket 53 is applied to the inner surface of the connector mounting plate 51, and the screw 52 is screwed into the screw hole 65 (FIG. 2). Tighten.

The O-ring 108 is pressed against the bottom surface of the groove 106 on the back side of the connector mounting plate 51 and pressed and deformed by an appropriate amount, so that air-tightness and water-tightness at this portion are ensured and the connector mounting plate 51 and the The electrical connection is also ensured by the metal-to-metal contact with the connector fitting 53.

According to the present embodiment, since the O-rings 107 and 108 are appropriately compressed and deformed without using the sheet-like gaskets 64 and 93 made of conductive rubber, a reliable sealed state can be obtained. Electrical connection is made by contact between metal surfaces.

In the present invention, the ring-shaped metal member 58 is applied when the electric shield is to be more reliably shielded as necessary. A simple connection configuration for connecting a conductor electrically connected from the layer 25 to a ground circuit can also be applied.

[0063]

As described above in detail, according to the connector mounting structure and the connector mounting method of the present invention, the connector mounting plate provided on the partition wall and the connector mounting bracket for covering the cable and the connection terminal portion on the rear side of the connector. And a connector to be mounted on the front of the connector mounting bracket. The connector mounted on the front side of the connector mounting bracket is mounted on the connector mounting plate with the connector being viewed from the inner side of the connector mounting plate to the outer surface. Since the cable is connected to the connector by passing it through the connector mounting bracket by mounting it on the inner surface side of the board, the connector is mounted on the front of the connector mounting bracket, so that the connection part is covered by the connector mounting bracket, so that the electrical connection is ensured. Shield shielding Is Nawa.

The connector can be viewed from the rear side of the connector mounting plate to the front side, and the front surface of the connector mounting bracket can be attached to the periphery of the rear side of the connector mounting plate for mounting, so that only a minimal extra length is provided to the cable. Can be attached. The electrical connection between the connector mounting plate and the connector mounting bracket is also made directly.

The mounting of the ring-shaped metal fitting in the connector mounting metal allows the shield coating layer of the cable to be electrically connected to the connector mounting metal all around, so that further shield shielding is ensured. Therefore, a favorable effect can be obtained.

The connector mounting bracket for covering the cable and the connection terminal portion on the back side of the connector and the ring-shaped metal fitting for connecting the shield coating layer of the cable are positioned on the cable coating layer, and the shield coating layer at the cable tip is formed in a ring shape. Attach to the metal fittings, connect each conductor in the cable to the terminal on the back side of the connector, then contact the front of the connector fitting with the back of the connector, attach the connector to the connector fitting, By attaching the connector to the inner surface of the connector mounting plate of the partition wall, the connector and the cable can be connected with ease, and the shielding of the connection portion and the workability of mounting on the rear side of the connector mounting plate can be performed extremely well.

As described above, according to the present invention, the practical effect is extremely remarkable.

[Brief description of the drawings]

FIG. 1 is a side view of a connector mounting structure according to an embodiment of the present invention.

FIG. 2 is a front view of FIG.

FIG. 3 is a side view of the processing state of the cable terminal.

FIG. 4 is a front view and a side sectional view of a ring-shaped metal fitting.

FIG. 5 is an assembly procedure (part 1) of the connector mounting structure of the present invention.

FIG. 6 is an assembly procedure (part 2) of the connector mounting structure of the present invention.

FIG. 7 is an assembly procedure (part 3) of the connector mounting structure of the present invention.

FIG. 8 is an assembly procedure (part 4) of the connector mounting structure of the present invention.

FIG. 9 is a cross-sectional view of a main part of a second embodiment of the connector mounting structure of the present invention, as viewed from the side.

FIG. 10 shows a connection state between the shelter and the transmission / reception device according to the present invention.

FIG. 11 is a side sectional view of a cable introduction portion.

FIG. 12 is a side sectional view of a conventional connector mounting structure.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Shelter 2 Cable introduction part 3 Power cable 6 Transmission / reception device 7 Cable 11 Partition wall 12 Opening hole 16 Cable 25 Shield coating layer 26 Coated conductor 51 Connector mounting plate 52 Screw 53 Connector mounting bracket 55 Cable clamp 56 Screw 57 Connector 58 Ring fitting 59 Fastener 61 Coaxial terminal 62 Terminal 63 Flange 64 Gasket 65 Screw hole 67 Coating layer 68 Conductor 71 Ring-shaped part 72 Flange 73 Neck 75 Screw hole 78 Washer 79 Ring-shaped gasket 81 Washer 83 Connector mounting surface 85 Gasket housing concave surface 86 Cable connection part Accommodation part 87 gasket accommodation concave part 88 male screw 89 countersunk screw insertion hole 93 gasket 95 terminal 97 countersunk screw 98 nut part 99 fastening screw 101 through hole 105, 106 Groove 107,108 O-ring

Claims (3)

[Claims] 1. A connector mounting plate provided on a partition, a connector mounting bracket for covering a cable and a connection terminal portion on a rear side of the connector, and a connector mounted on a front surface of the connector mounting bracket. A connector mounting structure, wherein the connector mounting bracket is mounted on the inner surface of the connector mounting plate while the mounted connector is viewed from the inner surface of the connector mounting plate to the outer surface. 2. A connector mounting plate provided on a partition, a connector mounting bracket for covering a cable and a connection terminal portion on a rear side of the connector, and a connector and a shield covering layer mounted on a front surface of the connector mounting bracket are provided inside the connector mounting bracket. A ring-shaped metal fitting to be connected to the connector. The ring-shaped metal fitting is connected to a shield coating layer of a cable, the ring-shaped metal fitting is mounted inside the connector mounting metal, and a connector is mounted on the front surface of the connector mounting metal. A connector mounting structure wherein the connector mounting bracket is mounted on the inner surface of the connector mounting plate while the connector is viewed from the inner surface of the mounting plate to the outer surface. 3. A shield coating layer at a cable tip portion, wherein a connector mounting bracket for covering a cable and a connection terminal portion on the back side of the connector and a ring-shaped metal fitting for connecting the shield coating layer of the cable are positioned on the cable coating layer. Is connected to the above-mentioned ring-shaped metal fitting, and each conductor in the cable is connected to a terminal on the back side of the connector.Then, the front side of the above-mentioned connector mounting metal is brought into contact with the back of the connector, and the connector is mounted on the connector mounting metal. A method for mounting a connector, comprising: mounting a periphery of a front surface of a mounting bracket to an inner surface of a connector mounting plate of a partition.