JPS5821095Y2 - Adapter Pragny Okel Pin Jack - Google Patents

Description

[Detailed Description of the Invention] The present invention relates to an improvement in the pin jack installed at the rear end of the body of an adapter plug.

In an adapter plug that converts the voltage or polarity of the current received from the plug part installed at the tip side and takes it out from the jack part installed at the rear end, the plug part installed at the front end of the body and the body A resistor for converting voltage and polarity is connected to the jack installed at the rear end.
Since the wiring will be installed, the pin jack installed in the jack part at the rear end of the body should be placed at a position that is pulled back from the plug part at the tip of the divider body, which corresponds to the space for installing this resistor etc. Therefore, it is troublesome to assemble the pin jack to the body, and the increase in the number of man-hours required for assembling the pin jack increases the manufacturing cost of the adapter plug.

The purpose of the present invention is to solve this problem when assembling a pin jack to the rear end of the body of an adapter plug, and to make it possible to assemble the pin jack to the front end of the body of the adapter plug. The object of the present invention is to propose a new means for easily assembling and holding the plug part in a position where the plug part is pulled away from the rear part and a space for installing a resistor or the like is created between the plug part and the plug part.

To achieve this purpose, the pin jack in the adapter plug according to the present invention has a lug with a handle protruding rearward attached to the rear end of the plug part installed at the front end of the body, and the handle of the lug is inserted into the body. - A holding part is provided at the protruding end of the handle of the lug - A holder for supporting the front end of the pin jack is attached to the holding part by an insulating material such as synthetic resin. Formed and stored with wood,
A guide made of an insulating material that fits with the outer periphery of the rear end of the pin shack is provided in the inner cavity of the jack section installed at the rear end of the body, and the guide and the holder allow the pin jack to be attached to the body. It is characterized by being assembled into.

Next, an example of implementation will be described in detail with reference to the drawings. A is a plug part of an adapter plug A according to the present invention, and a positive pole is inserted into the inner cavity of the outer cylinder 1, which has a negative pole, from the rear end side. Pin 2, insulation collar 3, insulation tube 4
The tip 5 is connected to the tip of the pin 2 protruding from the outer cylinder 1.

Reference numeral 10 denotes a lug attached to the rear end of the plug part a, which has a wing-like shape protruding in the left-right direction with respect to the longitudinal direction of the handle 12 at the tip of the handle 12 which has a mounting seat plate part 11 at the base end. It is of a normal form with a lug piece, but its handle 12
The lug piece at the tip is rolled into a cylindrical shape and formed into a holding part 13 that holds a holder 30 for supporting a pin jack 40, which will be described later.

The lug 10 has the mounting seat plate 11 at the base end of the handle 12 fitted into the recess 6 provided on the rear end surface of the outer cylinder 1, and rotates to the rear end surface of the outer cylinder 1. Join so as not to
In this state, the pin 2 inserted into the through hole in the center of the mounting seat plate 11 is inserted into the rear end surface of the outer cylinder 1, so that the handle part continuous to the mounting seat plate 11 12 is attached so as to protrude rearward.

Furthermore, the handle 12 of the lug 10 has a rearward protrusion length between the mounting seat plate 11 at the base end of the handle 12 and the holding part 13 at the tip as shown in FIG. The length is such that a space is formed to accommodate the resistor 20 as shown in FIG.

Reference numeral 30 denotes a holder which is supported by a holding part 13 made of a lug piece at the tip of the handle part 12 of the lug 10, and is made of an insulating material such as a synthetic resin material, and has a flange part 3 in the center as shown in FIG.
1, and is shaped to fit fitting shaft parts 32 and 33 in the front and rear, and has a through hole 34 that passes through the shaft in the front and back.

Then, the front fitting shaft part 32 is fitted with the holding part 13 formed by the lug piece of the lug 10 described above to hold the holder 30 against the lug 10. In this state, the rear fitting shaft When the portion 33 fits into a fitting cylinder portion 41 formed at the base end of a pin jack 40 (described later), the pin jack 4
0 is supported by the lug 10.

The bin jack 40 is formed at the rear end of a handle portion 42 that integrally extends from the fitting cylinder portion 41, and is formed into a rectangular tube shape as shown in FIG.

Reference numeral 50 denotes a sleeve connected to the rear end of the outer cylinder 1 so as to extend rearward thereof, and is made of a metal material. in,
It forms body C.

Therefore, the sleeve 50 is formed to a length that allows the aforementioned lug 10 and pin jack 40 to be accommodated in the inner cavity.

Reference numeral b denotes a jack portion installed at the rear end portion of the body C, and is configured such that the rear end portion of the sleeve 50 made of a metal material serves as an outer pole and the pin jack 40 serves as an inner pole.

Reference numeral 60 denotes a guide held in the inner cavity of the jack portion, which is the rear end of the body C, and is formed into a cylindrical shape from an insulating material such as a synthetic resin. It is held at the rear end of the body C by fitting into the inner cavity and abutting against a reduced diameter portion 51 formed at the rear end of the sleeve 50.

As shown in FIG. 1, the inner cavity of this guide 60 is a hole into which the outer periphery of the rear end of the pin jack 40 is fitted, and the rear end of the pin jack 40 is fitted into the hole. This serves to support the rear end of the pin jack 40 supported by the holder 30, hold the pin jack 40 in that position, and assemble it into the body C.

In this example, the hole of the guide 60 is a square hole corresponding to the rear end of the pin jack 40, and is designed to drive the pin jack 400 rotations.

Further, the reduced diameter portion 51 at the rear end of the sleeve 50 is made to protrude rearward so as to constitute the outer pole of the jack portion.

7 is a lug connected to the head 8 of the aforementioned pin 2 to connect one end of the aforementioned resistor 20.20, and one lead wire 22゜22 of the aforementioned resistor 20.20 is connected here. ing.

The other lead wire 23 of one of the resistors 20° 200 is connected to the holding portion 13 made of the lug piece of the lug 10 described above, and the other lead wire 24 of the other resistor 20 is connected to the It projects rearward through a through hole 34 provided in the holder 30 and is connected to the bin jack 40 held by the holder 30.
is configured as a positive pole connected to pin 2 of plug part a.

Reference numeral 9 designates a cover made of an insulating material attached to the outer periphery of the sleeve 50 by molding, and reference numeral 70 designates an insulating tube interposed along the inner wall surface of the sleeve 50.

Next, to explain the function and effect, in the adapter plug, the current taken in from the plug part a is connected between the plug part a installed at the tip of the body and the jack part installed at the rear end of the body. Voltage.

Since a resistor and wiring are required to convert the polarity so that it can be taken out from the jack part, it is necessary to assemble the bottle jack installed in the jack part into the body at a position away from the rear from the plug part a. For this reason, it was troublesome to assemble the bottle jack to the body. However, in the present invention, the rear end of the plug part a installed on the front end side of the body C is A lug 10 with a handle 12 protruding rearward is attached, the handle 12 of the lug 10 is made to protrude rearward for a long time in correspondence with a resistor 20 etc. to be incorporated into the body C, and is held at the protruding end of the handle 12. A holder 30 formed of an insulating material and supporting the base end of the bottle jack 40 is attached to the holding part 13, and the outer diameter of the rear end of the bottle jack 40 is attached to the rear end side of the body C. A cylindrical guide 60 to be fitted is formed of an insulating material and is provided, and this guide 60 and the holder 30 allow the bin jack 4 to be
0 is assembled into body C, so it is set to 5.
The work of assembling the bottle jack 40 is carried out by supporting the base end of the bottle jack 400 on the halter 30 attached to the protruding end of the handle 12 of the lug 10 attached to the rear end of the plug part a. This becomes extremely simple since the sleeve 50 can be connected to the outer cylinder 1 of the plug part a at the same time.

Furthermore, in the present invention, in order to create a space between the plug part a and the jack part to install the resistor 20, etc., the bottle jack 40 is held at a position separated from the plug part a rearward. The bottle jack 40 is constructed by adopting a simple method of supporting the front end of the bottle jack 40 on the rearwardly protruding end of the handle 12 of the lug 10 attached to the rear end of the plug part a. Since it is insulated from the lug 10 by the holder 30 made of an insulating material, it is difficult to connect the bottle jack 40 to the inner pole of the plug part a via the resistor 20 etc. and use it as the inner pole of the jack part A. I don't give anything.

[Brief explanation of the drawing]

FIG. 1 is a longitudinal sectional side view of an adapter plug that embodies the present invention, FIG. 2 is a perspective view of the main parts of the same, and FIG. 3 is a partially omitted longitudinal sectional side view of the same plug. Explanation of drawing symbols A: Adapter plug, a
...Plug part, b...Jack part, C
...Body, 1... Outer cylinder, 2...
...Pin, 3...Insulation collar, 4...
Insulating tube, 5... Chip, 6...
Recess, 7...Lug, 8...Pin head, 9...Cover, 10...Lug, 11
...Mounting seat plate part, 12...Lug handle, 13...Holding part, 20...Resistance, 3
0...Holder, 31...Brim part, 32
...... Fitting shaft part, 33 ...... Fitting shaft part, 3
4...Through hole, 40...Bin jack,
41... Fitting cylinder part, 42... Handle part 15
0...Sleeve, 51...Reduced diameter part, 6
0...Guide, 10...Insulating tube.

Claims (1)

[Scope of utility model registration request] A handle part 12 is attached to the rear end of the plug part a that is attached to the front end of the body C.
Attach a lug 10 that protrudes rearward.The handle 12 of the lug 10 is made to protrude rearward for a long time in correspondence with the resistor 20 to be incorporated into the body C, and the holding part 1 is attached to the protruding end of the handle 12.
3, and a holder 30 that supports the front end of the pin jack 40 is made of an insulating material such as a synthetic resin material and is attached to the holding part 13. A guide 60 made of an insulating material and fitted to the outer periphery of the rear end of the pin jack 40 is provided, and the pin jack 40 is assembled to the body C by the guide 60 and the holder 30. A pin jack in an adapter plug.