JPH0541513Y2 - - Google Patents

Description

[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a jack with a connector connection terminal, which is used in consumer equipment, for example, as a headphone jack.

[Conventional technology]

The headphone jack mentioned above includes, for example, a fourth
There is a headphone jack 1a shown in the figure, or a headphone jack 1b shown in FIG. A plug insertion port 6 is provided on the front surface of the outer shell, and three contact terminals 7, 8, 9 are provided in the outer shell to contact the respective terminals of the headphone plug inserted from the plug insertion port 6, and a switch 10 which is driven open by the inserted headphone plug;
11 or a switch section 12 (see FIG. 5) is provided. Each of the switches 10 and 11 or the switch section 12 is provided with a pair of switch terminals that open and close in conjunction with the insertion and removal of a plug.

As shown in FIG. 6, headphone jacks 1a and 1b are arranged between final stage amplifiers 2 and 3 and speakers 4 and 5 in a cassette tape recorder with a radio or the like. That is, three contact terminals 7,
Among the terminals 8 and 9, the ground terminal 7 is grounded, and the other two signal line contact terminals 8 and 9 are connected to the amplifiers 2 and 3 via resistors, respectively. Further, one switch terminal of each of the switches 10 and 11 or the switch section 12 is connected to the amplifiers 2 and 3, while each other switch terminal is connected to the amplifier output side connector 13. By connecting the speaker side connector 14 to the amplifier output side connector 13, the outputs of the amplifiers 2 and 3 are supplied to the speakers 4 and 5. Note that the amplifier output side connector 13 is further provided with a grounded connection terminal.

Conventionally, for example, the headphone jacks 1a and 1b have been designed so that the headphone jacks 1a and 1b can be directly attached to a board (not shown) on which a wiring pattern for electrical connection as described above is formed. The ground terminal 7, the signal line contact terminals 8 and 9, and the switch terminals of the switches 10 and 11 each have an outer shell at each end opposite to the plug insertion opening 6, as shown in FIG. Connecting terminal portions are provided in a shape that protrudes from the lower surface of the substrate, and these connecting terminal portions are configured to be connectable to the wiring pattern of the substrate. The amplifier output side connector 13 is also mounted on this board, and the wiring pattern on the board allows the amplifier output side connector 13 to be
and connections to the switch terminals of each switch 10, 11 are provided.

[Problem that the invention attempts to solve]

However, headphone jack 1 with the above configuration
a, 1b, the amplifier side connector 13 for connecting the speaker side connector 14,
Since it is necessary to provide it separately from the headphone jack 1a or 1b, the overall number of parts increases and the number of assembly steps for mounting the amplifier output side connector 13 on the board increases. Furthermore, a headphone jack 1a or 1b is attached to the board.
Since it is necessary to provide a wiring pattern for connecting the jack and the amplifier output side connector 13, the overall compactness cannot be achieved sufficiently, and as a result, the cost of equipment using such a jack increases. There are problems.

[Means for solving problems]

In order to solve the above problems, the jack with connector connection terminals of the present invention has a box-shaped outer shell with a plug insertion opening on the front, and each terminal of the plug inserted from the plug insertion opening is contacted. In the jack, the jack includes a ground contact terminal and a signal line contact terminal, and a switch having a pair of switch terminals that open and close in conjunction with the insertion/removal operation of the plug. and one switch terminal in the switch are each provided with a connection terminal portion protruding from the bottom surface of the outer shell, while the other switch terminal in the switch is provided with a connection terminal portion that penetrates through a surface different from the front and bottom surfaces of the outer shell. A switch terminal connector connection portion is provided that projects outward from the outer shell, and a ground terminal connector connection portion that is arranged in parallel with the switch terminal connector connection portion is provided on the ground contact terminal in a shape that projects from the outer shell. , the earth terminal connector connection portion and the switch terminal connector connection portion form a connection terminal portion to an external connector.

[Effect]

In the jack with the connector connection terminal of the above configuration, the jack is directly attached to the board by connecting the connection terminals of the ground contact terminal, signal line contact terminal, and one switch terminal of the switch to the board. Therefore, electrical connection between each of the terminals and the outside is established. Furthermore, in this jack, the above-mentioned speaker-side connector is directly connected to the connection terminal section consisting of the switch terminal connector connection section of the other switch terminal in the switch and the ground terminal connector connection section installed in parallel with the switch terminal connector connection section. Can be connected. Therefore, the aforementioned conventional amplifier-side connector and wiring from the jack to the external connector are no longer necessary.

[Embodiment 1] A first embodiment of the present invention will be described below based on FIGS. 1 and 2.

A jack 20a with a connector connection terminal according to the present invention has a box-shaped outer shell 21, as shown in FIG.
A plug insertion opening 21a for inserting a plug of a headphone or the like is formed on the front surface of the headphone. outer shell 2
1, a ground contact terminal 22, a signal line contact terminal 23, and a signal line contact terminal 24 are arranged in the rear direction from the plug insertion port 21a, which contact the plug inserted from the plug insertion port 21a.
These connection terminals 22, 23, and 24 are made of conductive metal, and have connection terminal portions 22a, 23a, and 24a protruding from the lower surface of the outer shell 21, respectively.
Further, the ground contact terminal 22 extends to the rear end of the outer shell 21 and protrudes from the back surface of the outer shell 21 to form a ground terminal connector connection portion 22b.

On the other hand, in the front part of the outer shell 21, switches 25 and 28, which are normally closed, are arranged on the left and right to face each other. Each switch 25, 28 is
Each has a pair of switch terminals, namely movable terminals 26 and 29 and fixed terminals 27 and 30. These movable terminals 26, 29 and fixed terminal 2
7 and 30 refer to the contact portion 2 provided at the front end of each fixed terminal 27 and 30 when the plug is not inserted.
The movable terminals 7a and 30a abut on the corresponding movable terminals 26 and 29, respectively, and are held in a closed state. On the other hand, when the plug is inserted, each movable terminal 26, 26 is pushed and switched to the open state. In order to cause such a switching operation, the movable terminals 26 and 29 are provided with triangular prism-shaped insulating contact portions 26a and 29a at their front ends, respectively.

The fixed terminals 27 and 30 each have a connecting terminal portion 27 protruding from the lower surface of the outer shell 21 at the rear end thereof.
b, 30b are respectively provided, while the movable terminal 2
Switch terminal connector connecting portions 26b, 2 are provided at the rear end portions of the terminals 6 and 29 in parallel with the ground terminal connector connecting portion 22b and projecting from the back surface of the outer shell 21.
9b is formed and these 22b, 26b, 29
At b, a connection terminal portion for connecting to an external connector is formed. Note that the movable terminals 26 and 29 also include the outer shell 21.
Terminal portions 26c and 29c are provided that protrude from the lower surface of the.

For example, as shown in FIG. 2, the jack 20a with a connector connection terminal having the above-mentioned configuration is used for the right channel and left channel amplifiers 31 and 32 of the final stage of a cassette tape recorder with a radio.
and the speakers 33 and 34. Fixed terminals 27 and 30 of switches 25 and 28 are connected to corresponding amplifiers 31 and 32, respectively.
The signal line contact terminals 23 and 24 are connected to amplifiers 31 and 32 via output adjustment resistors 36 and 35, respectively. In addition, the switch terminal connector connection part 26
Corresponding connection terminals 37a of a female connector 37 connected to the speakers 33 and 34 are connected to the earth terminal connector connection portion 22b and the earth terminal connector connection portion 22b.

In the above configuration, the switch terminal connector connection parts 26b, 29b and the ground terminal connector connection part 22b are provided protruding from the back side of the jack 20a with connector connection terminals, and these parts are the connection terminal parts that function as male connectors. It is configured as. This eliminates the need for connectors on the switch 25, 28 side, that is, on the output side of the amplifiers 31, 32. By connecting the female connector 37 to the connection terminal section, the amplifiers 31, 32
Connections are made between the speakers 33 and 34.

Here, the jack 20a with connector connection terminal
For example, when the headphone plug is not inserted into the headphone plug, the output of the amplifier 31 for the right channel is output from the fixed terminal 27 in the jack 20a with the connector connection terminal, the movable terminal 26, the switch terminal connector connection part 26b of the movable terminal 26, and the connector. The signal is supplied to the speaker 33 via the connection terminal 37a of 37. This operation is similar on the corresponding left channel side.

Next, when the headphone plug is inserted into the jack 20a with connector connection terminals from the plug insertion port 21a, the ground contact terminal 22 and the signal line contact terminals 23, 24 come into contact with the corresponding terminals of this plug, and the headphone The outputs of amplifiers 31 and 32 are supplied via resistors 35 and 36. At the same time, the movable terminals 26 and 26 of the switches 25 and 28 are moved by the peripheral surface of the inserted headphone plug.
29 contact members 26a, 29a are pushed outward, movable terminals 26, 29 and fixed terminals 27, 30
and are separated. As a result, switches 25, 28
is turned off, and speakers 33 and 34 and amplifier 3
Connections with 1 and 32 are cut off.

[Embodiment 2] A second embodiment of the present invention will be described below with reference to FIGS. 2 and 3. Incidentally, members having the same functions as those shown in the drawings of the first embodiment are given the same reference numerals, and their explanations are omitted.

Jack 2 with connector connection terminal shown in Figure 3
0b is provided with a switch 38 in place of the switches 25 and 28 in the jack 20a with connector connection terminals shown in FIG. This switch 38 includes a pair of terminals 40a, 40b and an idle terminal 40c, which are erected on a switch board 39.
Terminals 41a, 41b forming another pair and play terminal 4
1c, a sliding member 42 having a conductive plate therein to conduct the two terminals in each set, and switch terminal connector connecting parts 40d and 41d connected to the terminals 40a and 41a, respectively. .

These switch terminal connector connection parts 40d, 4
1d is provided to protrude from the upper surface side of the outer shell 21. and the switch terminal connector connection portion 40d,
41d and the earth terminal connector connecting portion 22b of the earth contact terminal 22 arranged in parallel with these constitute a connecting terminal portion having the function of a male connector. Further, the front part of the sliding member 42 has an engaging part 4 in which the rear end part of the contact terminal 24 is engaged.
It has 2a.

This jack 20b with connector connection terminal is
Similarly, it is arranged in the circuit shown in FIG. and,
When the headphone plug is not inserted, the sliding member 42 is located on the side of the terminals 40a and 41a, and the terminals 40a and 40b are electrically connected, and the terminals 41a and 41b are electrically connected. As a result, speaker 3
3 and 34 are supplied with the outputs of amplifiers 31 and 32.

On the other hand, when the headphone plug is inserted, the rear end portion of the contact terminal 24 is driven by this plug, that is, the sliding member 42 is moved to the idle terminals 40c, 41c.
The switch 38 is turned off, and the connection between the speakers 33, 34 and the amplifiers 31, 32 is cut off.

[Effect of idea]

As described above, the jack with connector connection terminal of the present invention has a ground contact terminal and a signal line contact terminal provided in the outer shell, and one switch terminal of the switch, which protrudes from the bottom surface of the outer shell. While each of the connection terminal portions is provided, the other switch terminal of the switch is provided with a switch terminal connector connection portion that protrudes outward through a surface different from the front and bottom surfaces of the outer shell. The contact terminal is provided with a ground terminal connector connection part that is arranged in parallel with the switch terminal connector connection part and protrudes from the outer shell, and the ground terminal connector connection part and the switch terminal connector connection part are connected to the external connector. This is a configuration in which a connecting terminal portion is formed.

This eliminates the need for the conventional ground side connector mentioned above and the wiring from the jack to the external connector, reducing the overall number of parts.
Moreover, the mounting work of the earth output side connector on the board becomes unnecessary, and the number of wiring patterns provided on the board can be further reduced, so that the overall size can be made more compact. As a result, it is possible to reduce the cost of equipment that uses such a jack.

[Brief explanation of the drawing]

Fig. 1 is a perspective view showing one embodiment of the present invention;
This figure is a circuit diagram showing an example of application of the jack with a connector connection terminal shown in FIG. 1, and FIG. 3 is a perspective view showing another embodiment of the present invention. , FIG. 4 is a perspective view showing a conventional example, FIG. 5 is a perspective view showing another conventional example, and FIG. 6 is a circuit diagram showing an example of use of the headphone jack of FIG. 4 or 5. 20a, 20b are jacks with connector connection terminals, 21 is an outer shell, 21a is a plug insertion port, 22 is a ground contact terminal, 22a, 23a, 24a, 27
b, 30b are connection terminal parts, 22b are ground terminal connector connection parts, 26b, 29b, 40d, 41d
is the switch terminal connector connection part, 23, 24 are the signal line contact terminals, 25, 28, 38 are the switch, 2
6, 29 are movable terminals (switch terminals), 27, 3
0 is a fixed terminal (switch terminal), and 37 is a connector.

Claims (1)

[Scope of claim for utility model registration] Inside the box-shaped outer shell with a plug insertion port on the front,
A switch having a ground contact terminal and a signal line contact terminal that respectively contact each terminal of the plug inserted from the plug insertion opening, and a pair of switch terminals that open and close in conjunction with the insertion and removal operation of the plug. In a jack equipped with the above-mentioned earth contact terminal and signal line contact terminal,
One switch terminal in the switch is provided with a connecting terminal portion protruding from the lower surface of the outer shell, while the other switch terminal in the switch is provided with a connecting terminal portion that extends through a surface different from the front and bottom surfaces of the outer shell. A switch terminal connector connection portion protruding toward the outer shell is provided, and the earth contact terminal is further provided with an earth terminal connector connection portion protruding from the outer shell and arranged in parallel with the switch terminal connector connection portion. A jack with a connector connection terminal, characterized in that a connection terminal part to an external connector is formed by a ground terminal connector connection part and a switch terminal connector connection part.