JP2008181671A - Lock lever substitutional component for modular plug - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To improve the operability of a lock lever, to facilitate manufacture and attachment/detachment work, and to reduce costs. <P>SOLUTION: A lock lever substitutional component 2 for modular plugs is fitted to a modular plug 2 instead of a lock lever 5 when the lock lever 5 formed in the modular plug 2 for holding the connected state to the modular jack 1 falls off. The lock lever substitutional component 2 for modular plugs includes: base sections 22, 32 fitted to the side of the base end of the modular plug 2; and a lock lever substitutional section 23 formed in a cantilever shape while being bent in the direction of the tip from the base sections 22, 32, and formed with a locking section 29 that can be locked to the modular jack 1 at the tip. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  TECHNICAL FIELD The present invention relates to a modular plug lock lever replacement part that is attached to a modular plug instead of the lock lever when a lock lever formed on the modular plug is dropped in order to maintain the connection state with the modular jack. It is.

  Conventionally, as shown in FIG. 7, a modular jack 1 and a modular plug 2 that fits into the modular jack 1 are known as connector parts used for cable connection of telephone equipment and LAN (Local Area Network).

  Among these, the modular plug 2 includes a plug body 4 connected to the distal end of the cable 3, and a lock lever 5 that is bent in a proximal direction from the distal end portion of the plug body 4 and formed in a cantilever shape. The lock lever 5 is formed with a locking portion 6 that is widened so as to be locked to the modular jack 1.

  When such a modular plug 2 is fitted to and detached from the modular jack 1, the lock lever 5 is elastically deformed toward and away from the plug body 4, and the locking portion 6 is engaged with the modular jack 1. Remove.

  However, at this time, since the lock lever 5 has a cantilever shape, the lock lever 5 is damaged during the work of connecting the modular plug 2 to the modular jack 1 and falls off the modular plug 2. was there. If the lock lever 5 is damaged as described above, it is necessary to replace the modular plug 2 such as attaching another modular plug 2 after removing the modular plug 2 from the cable 3. There was a problem that it took.

  Therefore, in recent years, in order to solve such a problem, when the lock lever 5 of the modular plug 2 is damaged, instead of replacing the entire modular plug 2, a modular lever lock lever replacement part for retrofitting the lock lever 5 portion is provided. Has been proposed.

As an alternative part of this type of conventional modular plug lock lever, for example, as shown in FIG. 8, an adapter main body 11 fixed to the plug main body 4 with a screw, a double-sided adhesive tape, or the like; A lock fitting 14 including a lock lever 13 formed in a cantilever shape by bending toward the proximal end at the distal end of the distal end side extending portion 12 is known (for example, Patent Document 1 or Patent Document 2). reference).
JP 2001-68213 A JP 2003-331991 A

  However, in the above-described conventional modular plug lock lever replacement part, the lock lever 13 is formed by being bent toward the proximal end at the distal end of the distal end extending portion 12 of the adapter body 11, and the distal end extending portion is formed. Since the gap between the lock lever 13 and the plug body 4 is reduced by the thickness of 12, there is a problem that the operability of the lock lever 13 is deteriorated.

  In addition, since the bent portion 15 is formed at the tip portion having no dimensional allowance, extremely high accuracy is required in manufacturing, and thus there is a problem that it takes time for manufacturing and causes an increase in cost.

  Further, when the broken portion 16 of the lock lever 5 is close to the proximal end, the bent portion 15 comes into contact with the broken portion 16 and the adapter main body 11 cannot be attached to the modular plug 2. was there.

  Furthermore, since the adapter main body 11 is fixed to the modular plug 2 with screws or double-sided adhesive tape, the fixing work takes time and the number of parts increases, making it difficult to reduce the cost. there were.

  The present invention has been made in order to solve the above-described problems, and is intended to improve the operability of the lock lever, provide a modular plug lock lever replacement part that is easy to manufacture and detach and can reduce costs. It is intended to provide.

  In order to achieve the above-described object, the present invention provides a modular device that is attached to the modular plug instead of the lock lever when the lock lever formed on the modular plug drops in order to maintain the connection state with the modular jack. A lock lever replacement part for a plug, which is formed in a cantilever shape by bending from the base part to the base end side of the modular plug and bent in the distal direction from the base part, and locked to the modular jack The possible latching part is provided with the lock lever alternative part formed in the front-end | tip.

  And the thickness of the base end part of the said lock lever alternative part is good to be thinner than the front end side part of this base end part.

  The base portion may be formed of an elastic member, and may be formed so as to sandwich the outer peripheral portion of the modular plug by its elasticity.

  Further, the base member may be formed of an elastic member, and may be formed so as to sandwich the proximal end side edge portion of the modular plug by its elasticity.

  According to the present invention, the operability of the lock lever can be improved, the manufacturing and attaching / detaching operations are facilitated, and the cost can be reduced.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

  First, referring to FIG. 1 and FIG. 2, a modular plug lock lever replacement part according to a first embodiment of the present invention will be described. Here, FIG. 1 is a perspective view showing the modular plug lock lever alternative part, and FIG. 2 is a sectional view showing the modular plug lock lever alternative part. In the following description, the modular jack and the modular plug have the same configuration as the conventional one. Therefore, in FIG. 1 and FIG. 2, the same reference numerals as those in FIG. 7 and FIG. Description is omitted.

  The modular plug lock lever substitute component 21 according to the present embodiment is used in place of the lock lever 5 when the lock lever 5 formed on the modular plug 2 is dropped to maintain the connection state with the modular jack 1. The base plug 22 is attached to the modular plug 2 and includes a base portion 22 attached to the base end side of the modular plug 2 and a lock lever alternative portion 23 protruding from the base end portion of the base portion 22. Has been.

  The base portion 22 is made of an elastic member such as a synthetic resin plate or a metal plate, and has an upper surface portion 24 formed so as to be in contact with the upper surface of the plug body 4 of the modular plug 2 and the left and right side surfaces of the plug body 4. The left and right side surface portions 25a and 25b are formed and a pair of left and right locking portions 26a and 26b formed to be locked to the left and right end portions of the bottom surface of the plug body 4. When the base portion 22 is attached to the plug body 4, the elasticity of the base portion 22 clamps the outer periphery of the plug body 4, so that the plug body 4 can be securely attached without using screws or double-sided adhesive tape. Fixed. Although not particularly illustrated, a convex portion may be formed on the inner surface side of the left and right engaging portions 26 a and 26 b and this convex portion may be engaged with a concave portion formed on the bottom surface of the plug body 25.

  The lock lever alternative portion 23 has a shape that is bent in the distal direction at the base end portion of the upper surface portion 24 of the base portion 22 and extends obliquely upward at the distal end side, and has a cantilever shape. . And the thickness of the base end part 27 of the lock lever alternative part 23 is thinner than the front end side part 28 of this base end part 27, and when the base end part 27 elastically deforms, the lock lever alternative part 23 moves up and down. Displaceable. In this case, even if the thickness of the base end portion 27 is reduced, the length of the base end portion 27 in the axial direction can be secured long, so that there is no problem in strength. Further, a locking portion 29 is formed at the tip of the lock lever alternative portion 23 so as to be able to be locked to the modular jack 1.

  In the modular plug lock lever alternative component 21 having such a configuration, when the lock lever 5 of the modular plug 2 is dropped during the connection work of the modular plug 2 to the modular jack 1, the plug due to the elasticity of the base portion 22 is used. The base portion 22 is fixed to the proximal end portion of the plug main body 24 by sandwiching the outer peripheral portion of the main body 4. At this time, a locking portion 29 is formed at the tip of the lock lever alternative portion 23, and a sufficient gap can be secured between the locking portion 29 and the damaged portion 16 of the lock lever 5. Even if the broken portion 16 of 5 is closer to the proximal end, the tip of the lock lever alternative portion 23 does not come into contact with the broken portion 16. Therefore, the mounting work of the base portion 22 to the plug body 4 can be performed smoothly and reliably.

  As described above, when connecting the modular plug 2 with the modular plug lock lever replacement part 21 to the modular jack 1, the lock lever replacement part 23 is pressed against the plug body 4 in the proximity direction, and the lock lever replacement part is operated. The modular plug 2 is pushed into the modular jack 1 with the base end portion 27 of the 23 being elastically deformed. When the pressing operation of the lock lever alternative portion 23 is released, the lock lever alternative portion 23 returns to its original state by its elastic force, and the engaging portion 29 is engaged with the modular jack 1, and the modular plug 2 and the modular jack 1 are engaged. Are connected, and this connection state is reliably maintained.

  On the other hand, when removing the modular plug 2 fitted with the modular plug lock lever replacement part 21 from the modular jack 1, the lock lever replacement part 23 is pressed against the plug body 4 in the proximity direction, After releasing the locking state with the modular jack 1, the modular plug 2 is pulled out from the modular jack 1.

  Thus, during the fitting / removing operation of the modular plug 2 with respect to the modular jack 1, the base end portion 27 of the lock lever replacement portion 23 is formed thinner than the distal end side portion 28, and the lock lever replacement portion 23 and the plug body 4 Since a sufficient clearance is secured between them, the operability of the lock lever alternative portion 23 is improved, and the fitting / removing operation of the modular plug 2 with respect to the modular jack 1 can be performed smoothly and easily.

  Next, referring to FIGS. 3 and 4, description will be given of a modular plug lock lever replacement part according to a second embodiment of the present invention. Here, FIG. 3 is a perspective view showing the modular plug lock lever replacement part, and FIG. 4 is a sectional view showing the modular plug lock lever replacement part. In the following description, the modular jack and the modular plug have the same configuration as the conventional one, and therefore, in FIG. 3 and FIG. 4, the same reference numerals as those in FIG. 7 and FIG. Description is omitted. Further, since the configuration and operation of the lock lever alternative portion 23 are the same as those of the first embodiment described above, the same reference numerals as those in FIGS. 1 and 2 are given in FIGS. The detailed explanation is omitted.

  The modular plug lock lever replacement component 31 according to the present embodiment replaces the lock lever 5 when the lock lever 5 formed on the modular plug 2 is dropped in order to maintain the connection state with the modular jack 1. The base plug 32 is attached to the modular plug 2 and includes a base portion 32 attached to the base end side of the modular plug 2 and a lock lever alternative portion 23 protruding from the base end portion of the base portion 32. Has been.

  The base portion 32 is made of an elastic member such as a synthetic resin plate or a metal plate, and has an upper surface portion 33 formed so as to be in contact with the outer surface side of the upper surface of the plug body 4 of the modular plug 2 and an inner surface of the upper surface of the plug body 4. It is comprised by the left-right paired latching | locking part 34a, 34b formed so that it might latch on the side. When the base portion 32 is attached to the plug body 4, due to its elasticity, the upper surface portion 33 and the locking portions 34a and 34b sandwich the proximal end side edge portion of the plug body 4, and screws or It is securely fixed to the plug body 4 without using a double-sided adhesive tape.

  The base portion 32 is not limited to the above-described configuration. For example, as shown in FIG. 5, left and right side surface portions 35a and 35b are formed from the upper surface portion 33 to the positions of the locking portions 34a and 34b. As shown in FIG. 6, left and right side surface portions 36a and 36b may be formed from the upper surface portion 33 to a position further below the locking portions 34a and 34b. In these cases, the plug body 4 can be sandwiched between the left and right side surfaces 35a, 35b, 36a, 36b, so that the base 32 can be more firmly fixed to the plug body 4.

  As described above, according to the modular plug lock lever alternative parts 21 and 31 according to the embodiment of the present invention, the lock lever alternative part 23 is bent from the base parts 22 and 32 toward the distal end to form a cantilever shape. Thus, the gap between the lock lever alternative portion 23 and the plug body 4 can be sufficiently secured, so that the operability of the lock lever alternative portion 23 can be improved.

  Moreover, since the bent part is formed in the base end part of the bases 22 and 32 which has a margin in a dimension, high manufacturing accuracy is not requested | required. Therefore, manufacture becomes easy and cost reduction can be achieved.

  Further, even if the damaged portion 16 of the lock lever 5 is closer to the proximal end, the lock lever alternative portion 23 does not come into contact with the damaged portion 16, so that the mounting work of the base portions 22 and 32 to the plug body 4 is performed. Smooth and reliable.

  Furthermore, since the base portions 22 and 32 can be attached to the plug body 4 without using screws or double-sided adhesive tape, the fixing work is simplified, the number of parts can be reduced, and the cost can be reduced. Reduction is possible.

It is a perspective view which shows the lock lever alternative component for modular plugs which concerns on the 1st Embodiment of this invention. It is sectional drawing which shows the lock lever alternative component for modular plugs concerning the 1st Embodiment of this invention. It is a perspective view which shows the lock lever alternative component for modular plugs concerning the 2nd Embodiment of this invention. It is sectional drawing which shows the lock lever alternative component for modular plugs concerning the 2nd Embodiment of this invention. It is a perspective view which shows the modification of the lock lever substitute component for modular plugs concerning the 2nd Embodiment of this invention. It is a perspective view which shows another modification of the lock lever alternative component for modular plugs concerning the 2nd Embodiment of this invention. It is sectional drawing which shows a prior art example. It is sectional drawing which shows a prior art example.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Modular jack 2 Modular plug 4 Plug body 5 Lock lever 21 Lock lever substitute part for modular plugs 22 Base part 23 Lock lever substitute part 27 Base end part 28 End part 29 Locking part 31 Lock lever substitute part for modular plug 32 Base Part

Claims (4)

A lock lever replacement part for a modular plug that is attached to the modular plug instead of the lock lever when the lock lever formed on the modular plug is dropped to maintain the connection state with the modular jack,
A base portion attached to a proximal end side of the modular plug;
A lock lever alternative portion formed in a cantilever shape by bending from the base portion toward the distal end, and a locking portion that can be engaged with the modular jack formed at the distal end;
It is equipped with a lock lever replacement part for modular plugs.   2. The modular plug lock lever replacement part according to claim 1, wherein a thickness of a base end portion of the lock lever replacement portion is thinner than a distal end side portion of the base end portion.   The modular plug lock lever substitute part according to claim 1 or 2, wherein the base part is formed of an elastic member and is formed so as to sandwich an outer peripheral part of the modular plug by elasticity thereof.   3. The modular plug lock lever substitute part according to claim 1, wherein the base portion is formed of an elastic member, and is formed so as to sandwich a base end side edge portion of the modular plug by elasticity thereof. 4.

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