JP3056903B2 - TV terminal - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a television terminal.

[0002]

2. Description of the Related Art Conventionally, a cable connection portion is connected so as to expose a core wire of the cable. For this reason, there has been a problem that radio interference from the exposed portion of the core wire jumps in. In particular, there has been a problem that noise interference occurs in reception of CATV or the like in a strong electric field area or a noisy area.

[0003]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems of the prior art, and has as its object to be mounted on a mounting frame of a general wiring device for an embedded switch box. An object of the present invention is to provide a television terminal that can be used and that can prevent a core wire from being exposed at a connection portion and can prevent radio interference.

[0004]

According to a first aspect of the present invention, there is provided a television terminal having a circular bottomed recess formed on a front surface thereof.
General wiring equipment for embedded switch box on both sides
Mounting holes or holes for mounting
Of wiring equipment that can be attached to the mounting frame
Resin molded seat formed into one module size
And, at both ends, a receptacle for a plug provided with a screw portion on the outer periphery,
The receiving port on one end side is formed between the inner circumference of the recess and the outer circumference of the receiving port.
Arranged in the recess so as to form a circumferential gap between them,
Make the receptacle on the other end project from the rear end face of the molding seat
At the rear end of the molded seat.
Television with connectors adapted to be connected by
Terminal.

According to a second aspect of the present invention, the front portion has a circular bottom.
Both shoulders with recesses formed and one step down from the boss on the front
Has a pair of mounting holes for mounting on a synthetic resin mounting frame.
A metal mounting frame formed between the mounting piece and this mounting piece
A hole is provided for the mounting claw to be locked.
Module size for one wiring device that can be attached
And a threaded part on the outer periphery
A receptacle for a plug is provided at both ends, and a receptacle at one end is provided in the recess.
To form a circumferential gap between the inner circumference of the
In the recess so that the receiving port on the other end is
Protrude from the rear end face and set on the molding seat to
The lug is connected behind the rear end face of the molded seat
TV terminator characterized by comprising a connector
It is.

According to a third aspect of the present invention, the front portion has a circular bottomed shape.
Recessed part formed on both sides for embedded switch box
Mounting piece for mounting on the mounting frame of general wiring equipment
Or a hole is provided and three can be mounted on the mounting frame.
Formed into a module size for one wiring device
And the socket for the stopper with a thread on the outer periphery
At the end, the core wire of the coaxial cable is inserted at the other end and connected
And a braided wire around the outer periphery of the core wire connection
And a braided wire connecting portion for connecting
A mouth is formed between the inner circumference of the recess and the outer circumference of the receptacle.
A braid disposed on the other end side so as to form a gap,
Wire connection part protrudes from the rear end face of the molding seat and is provided on the molding seat
The plug of the coaxial cable behind the rear end of the molding seat
TV terminator consisting of a connector to be connected
Null.

According to a fourth aspect of the present invention, a circular bottomed surface is provided on the front surface.
Both shoulders with recesses formed and one step down from the boss on the front
Has a pair of mounting holes for mounting on a synthetic resin mounting frame.
A metal mounting frame formed between the mounting piece and this mounting piece
A hole is provided for the mounting claw to be locked.
Module size for one wiring device that can be attached
And a threaded part on the outer periphery
One end of the plug has a socket and the other end has a coaxial cable core
And a core connecting portion for inserting and connecting
And a braided wire connection for connecting the braided wire around
The receiving port on one end side is the inner circumference of the recess and the outer circumference of the receiving port.
Arranged in the recess so as to form a circumferential gap between
The braided wire connection on the other end protrudes from the rear end face of the molding seat.
And set the coaxial cable plug on the molding seat after the molding seat.
From the connector that is connected behind the end face
TV terminal.

[0008]

According to the first aspect of the present invention having the above structure,
According to claim 2, which can be used to attach the attaching part 5 taken to the mounting frame 4 of the general wiring accessories for embedding the switch box, moreover, to connect the cable at both ends of the connector 2 contact plug By connecting the plug 13 to the receptacle 1, the connection can be made, and as a result, the core wire is not exposed at the connection portion.

Further , according to claim 3 or claim 4,
General wiring device for switch box with mounting part 5 embedded
Are those that can be used mounted on the mounting frame 4 of the sushi, to connect the cable at one end can be connected by connecting the plug 13 of the contact plug in the receptacle 1, also coaxial in the other end the cable 6 The core wire 7 can be connected by inserting the core wire 7 into the core wire connecting portion 8 and connecting the braided wire 9 to the braided wire connecting portion 10, so that the core wire is not exposed to the connecting portion. .

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described in detail below with reference to the embodiments shown in the accompanying drawings. 1 to 4 show an embodiment of the present invention. The connector 2 is provided with F-type receptacles 1 at both ends, and a screw portion 11 is engraved on the outer periphery of the portion where the F-type receptacles 1 are provided at both ends of the connector 2. The central part of the connector 2 is a molded seat 3 made of synthetic resin.
It is buried in one. Here, toward the front portion of the shaped seat 3
A concave portion 12 is provided in the boss portion 20 of the shape, and the receiving port 1 of the F-type plug at one end of the connector 2 is located in the concave portion 12. The gap 22 between the outer periphery of the socket 1 and the coaxial cable 6 on the television side
The nut 14 rotatably provided on the outer peripheral portion of the plug 13 of the F-type plug at the end of the plug 13 is a portion into which the nut 14 enters. The receptacle 1 of the F-type connector at one end of the connector 2 does not protrude forward from the opening edge of the recess 12. The molded seat 3 is provided with a mounting portion 5 for mounting on a mounting frame 4 of a general wiring device for an embedded switch box. Mounting
The part 5 is a pair of shoulders 21 and 21 one step down from the boss part 20.
The mounting portion 5 includes a mounting piece 5 for mounting on a commercially available mounting frame 4 made of synthetic resin.
a is formed. Then, the mounting piece 5a is locked and mounted in a locking hole 4b provided opposite to both side pieces 4a of the mounting frame 4 made of synthetic resin. The locking holes 4b are provided in three sets so that three wiring devices can be attached to the three modules, and the molded seat 3 has the same size as one module of the wiring device. 3 above
It is mounted using any one set of locking holes 4b among the set of locking holes 4b. Also, a hole 5b in which a mounting claw of a commercially available metal mounting frame is locked as the mounting portion 5.
The hole 5b is used as the mounting portion 5 for mounting on a metal mounting frame.

The mounting frame 4 of the general wiring device for the embedded switch box is mounted by being embedded in the wall of the building, and is provided with an antenna or a CATV.
The plug 13 of the F-type plug at the end of the coaxial cable 6 connected to the office is inserted into the receptacle 1 of the F-type plug provided at the rear end of the connector 2, and is inserted into the outer periphery of the plug 13 of the F-type plug. A rotatably provided nut 14 is connected by screwing a screw portion 11 provided on the outer periphery of a portion provided with the receptacle 1 of the F-type plug. Similarly, the coaxial cable 6 on the television side is connected by inserting the plug 13 of the F-type plug into the socket 1 of the F-type plug provided at the front end of the connector 2 and screwing the nut 14 into the screw portion 11. Is what you do.

FIGS. 5 to 8 show another embodiment of the present invention. In this embodiment, a connector 1 is provided with a receptacle 1 for an F-type plug at one end of the connector 2. At the end, a core wire connecting portion 8 for inserting and connecting the core wire 7 of the coaxial cable 6 and a braided wire connecting portion 10 for connecting the braided wire 9 are provided. The core wire connecting portion 8 is a hole into which the core wire 7 is inserted. The outer peripheral portion of the core wire connecting portion 8 has a truncated conical shape whose diameter becomes thinner toward the tip, and an enlarged portion 15 is provided at the foremost portion. And the connector 2 having the above configuration
Is embedded in a molded seat 3 made of synthetic resin. The mounting portion 5 for mounting the mounting seat 4 on the mounting frame 4 of the general wiring device for the embedded switch box is provided in the molded seat 3 as in the above-described embodiment. The mounting of the mounting frame 4 is the same as that of the above-described embodiment, and the description is omitted. Here, the side provided with the socket 1 of the F-type plug is to be connected to the coaxial cable 6 on the television side, and the side provided with the core wire connecting portion 8 and the braided wire connecting portion 10 is provided on the antenna or CATV station side. Is connected to the coaxial cable 6. Here, the connection of the coaxial cable 6 on the television side to the side provided with the receptacle 1 of the F-type connector is performed in the same manner as in the above-described embodiment, and thus the description is omitted. When connecting the antenna or the coaxial cable 6 on the CATV station side, the core wire 7 is protruded at the end of the coaxial cable 6 as shown in FIG. 8, and the braided wire 9 is turned over. 8, the braided wire 9 is put on the braided wire connecting portion 10, and the fastener 16 is put on the outer periphery of the braided wire 9 put on the braided wire connecting portion 10 and tightened to connect.

[0013]

According to any one of claims 1 and 2 of the present invention.
In the one, of course it can be used attached to the mounting frame of the common wiring accessories for fit included switch box embedding it, which core the connecting portion can be prevented from exposure, interference from the results connecting portion It is possible to prevent radio waves from jumping in and prevent radio interference, and in particular to respond to reception of CATV and the like in a strong electric field area or a noisy area. Also, connect the connector on one end to the
To form a circumferential gap between the inner circumference and the outer circumference of the receptacle
At the other end of the molding seat.
To the TV seat
The plug of the coaxial cable connected to the front side of the
Enter the circumferential gap to reduce the protrusion of the plug
TV terminal that can prevent radio interference
Nevertheless, the front appearance is the same as a conventional TV terminal
And connected to the back of the TV terminal
Cable is connected behind the rear end face of the molded seat.
The connection work of the coaxial cable is easy.

[0014] Further , claim 3 or claim 4 of the present invention.
In some cases, the general use for embedded switch boxes
Of course, it can be used by attaching it to the mounting frame of wiring equipment
What can prevent the core wire from being exposed at the connection part
And as a result, jamming radio waves will
Radio interference can be prevented, especially in areas with strong electric fields and noise.
Capable of receiving CATV, etc. in areas with many noises
Things. Also, insert the connector into the receptacle on one end.
A circumferential gap is formed between the inner circumference of the part and the outer circumference of the receptacle.
The braided wire connection on the other end
By protruding from the rear end face of the
Plug the coaxial cable to the front of the Levi Terminal.
Into the circumferential gap to reduce the protrusion of the plug.
A TV that can be reduced and prevents radio interference
-Similar to conventional TV terminal despite terminal
In front of the TV terminal and
The coaxial cable connected to the section is behind the rear end face of the molded seat
Easy to connect coaxial cable
No.

[Brief description of the drawings]

FIG. 1 is a perspective view of one embodiment of the present invention.

FIG. 2 is a sectional view of the same.

FIG. 3 is a perspective view of a connector used in the same.

FIG. 4 is a partially exploded perspective view showing the attachment to the attachment frame and the coaxial cable.

FIG. 5 is a perspective view of another embodiment of the present invention.

FIG. 6 is a sectional view of the above.

FIG. 7 is a perspective view of the connector used in the above.

FIG. 8 is a partially exploded perspective view showing attachment to the attachment frame and a coaxial cable.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 F-type receptacle 2 Connector 3 Molding seat 4 Mounting frame 5 Mounting part 6 Coaxial cable 7 Core wire 8 Core wire connection part 9 Braided wire 10 Braided wire connection part 20 Boss part 21 Both shoulders 22 Gap

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. ⁷ , DB name) H01R 17/04-17/12 H01R 9/05 H02G 3/02

Claims (4)

(57) [Claims] 1. A circular bottomed concave portion is formed in a front portion.
On the side of the general wiring equipment for embedded switch box
Provide mounting pieces or holes for mounting on the mounting frame,
One of the wiring devices that can be mounted on three mounting frames
Resin molded seat formed to the module size of
One end side has a receptacle for a plug with a thread on the periphery at both ends
A circle between the inner periphery of the recess and the outer periphery of the cavity.
It is disposed in the recess so as to form a circumferential gap, and the other end side
Is provided in the molding seat by projecting from the rear end face of the molding seat.
The plug of the coaxial cable behind the rear end of the molding seat
And a connector adapted to be connected.
TV terminal. 2. A circular bottomed recess is formed in the front part,
Both shoulders that are one step down from the boss on the surface are made of synthetic resin
A pair of mounting pieces for mounting on the mounting frame and this mounting
Formed between the attachment pieces and the mounting claws of the metal mounting frame are locked
Holes can be installed and three can be mounted on the mounting frame.
Formed into a module size for one wiring device
And a socket with a thread on the outer periphery
An end having a receiving port on one end side and an inner periphery of the concave portion;
Inside the recess so as to form a circumferential gap with the outer periphery of
And the other end side receptacle is projected from the rear end face of the molding seat.
And set the coaxial cable plug on the molding seat after the molding seat.
From the connector that is connected behind the end face
A television terminal characterized by the following. 3. A circular bottomed concave portion is formed in the front portion.
On the side of the general wiring equipment for embedded switch box
Provide mounting pieces or holes for mounting on the mounting frame,
One of the wiring devices that can be mounted on three mounting frames
Resin molded seat formed to the module size of
One end has a receptacle for a plug with a thread on the periphery, and the other end
Core wire contact for inserting and connecting coaxial cable core wire
For connecting the braided wire around the connection portion and the outer periphery of the core wire connection portion
A braided wire connection portion, and a receiving port on one end side is formed in the recess.
To form a circumferential gap between the circumference and the outer circumference of the receptacle
And the braided wire connecting portion at the other end is formed in the molding seat.
Of the coaxial cable
Connect the plug behind the rear end of the molding seat Sea urchin
TV connector characterized by comprising a connector
Null. 4. A circular bottomed concave portion is formed in the front portion,
Both shoulders that are one step down from the boss on the surface are made of synthetic resin
A pair of mounting pieces for mounting on the mounting frame and this mounting
Formed between the attachment pieces and the mounting claws of the metal mounting frame are locked
Holes can be installed and three can be mounted on the mounting frame.
Formed into a module size for one wiring device
And the socket for the stopper with a thread on the outer periphery
At the end, the core wire of the coaxial cable is inserted at the other end and connected
And a braided wire around the outer periphery of the core wire connection
And a braided wire connecting portion for connecting
A mouth is formed between the inner circumference of the recess and the outer circumference of the receptacle.
A braid disposed on the other end side so as to form a gap,
Wire connection part protrudes from the rear end face of the molding seat and is provided on the molding seat
The plug of the coaxial cable behind the rear end of the molding seat
And a connector adapted to be connected.
TV terminal.