JP2008270230A - Test spring module - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To realize easily and certainly the work of a worker or the like to a test spring module. <P>SOLUTION: This is the test spring module for attaching and detaching a marking plate on a wire-connection slit to wire communication lines on a plurality of slit terminals arranged in parallel. The marking plate has a rib formed for pressing down the communication lines wired to the wire-connection slits. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a test ammunition module, and more particularly, to a test ammunition module for easily and reliably realizing the work of an operator or the like on the test ammunition module.

  Conventionally, when various communication devices represented by PBX (Private Branch Exchange) or the like are connected to an electric communication line, a protector is installed at the connection point. This is to prevent equipment breakdown due to inflow of overvoltage and overcurrent entering from the communication line, and to ensure human safety.

  As the protector as described above, for example, by installing an arrester (protector) module, etc., in which a protection circuit is configured inside, to the test bullet module, outdoor wiring and indoor wiring via the attached arrester module Are configured to connect to each other (for example, see Patent Document 1).

  In patent document 1, since the insertion guide of an arrester module is inserted in the notch | incision of the earth bar arrange | positioned on a test bullet device, an arrester module can be made hard to fall down.

  On the other hand, the protector having the test ammunition module as described above needs to manage an enormous number of lines and terminals, particularly in a telephone office, etc., so that it is directly connected to the exchange without classifying the subscriber cables. It is accommodated and managed for each predetermined area or building without connection.

  In such cases, characters, symbols, etc., can be classified into areas, buildings, or company names, etc., so that workers can easily understand which area the circuit is connected to. Is attached to the terminal board (for example, refer to Patent Document 2).

In patent document 2, it is comprised so that it may have the terminal strip designation | designated strip piece mounting base which can attach the leg piece pivotally supported in the front-and-rear both end surfaces of a terminal plate so that it can be inverted.
Utility Model Registration No. 3041880 Japanese Utility Model Publication No. 3-53759

  However, the above-mentioned work of attaching / detaching the arrester module and connecting the communication line to the test ammunition module are performed by the worker in charge, but the arrester module and the communication line are disconnected due to severe vibrations or work mistakes of the worker. There is a fear. In addition, when manufacturing a test ammunition module, for example, when attaching a wiring connection terminal to the housing of the test ammunition module by press-fitting, the wiring connection terminal or the test ammunition module may be damaged due to an operational error. The test bullet module may malfunction.

  The present invention has been made in view of the above-described problems, and an object thereof is to provide a test ammunition module for easily and surely realizing the work of an operator or the like on the test ammunition module.

  In order to solve the above problems, the present invention employs means for solving the problems having the following characteristics.

  The invention described in claim 1 is a test ammunition module in which a designated strip is attached to and detached from a connection slit for connecting a communication line to a plurality of slit terminals arranged in parallel. A rib for pressing down the communication line connected to the connection slit is formed.

  According to the first aspect of the present invention, it is possible to easily and reliably realize the work of an operator or the like on the test ammunition module. Specifically, since the communication line can be pressed down using the name strip, it is possible to prevent the communication line from being disconnected due to vibration, an erroneous connection work of an operator, or the like.

  According to the present invention, it is possible to easily and reliably realize the work of a worker or the like on the test bullet module.

<Outline of the present invention>
In order to prevent disconnection of the communication line, the present invention prevents the disconnection from the connection part of the communication line by providing a rib on the name strip and pressing the communication line. Next, the contents of the present invention described above will be described specifically with reference to the drawings.

<Example 1: Prevention of detachment of arrester module>
1 to 5 are diagrams illustrating an example for explaining the first embodiment of the present invention. Example 1 is an example for preventing the arrester module from coming off from the test ammunition module.

  FIG. 1 is a diagram illustrating an example of the configuration contents in the first embodiment. Specifically, it is configured to have a test bullet module 10, a ground bar 11 that can be attached to and detached from the test bullet module 10, and an arrester module 12 that can be attached to and detached from the test bullet module 10 while being in contact with the ground bar 11. Yes. FIG. 2 is a diagram illustrating an example of the inside of the test bullet module 10. FIG. 3 is a diagram of an example in which the ground bar 11 is attached to the test bullet module 10. FIG. 4 is an enlarged view of the earth bar 11 and the arrester module 12. Furthermore, FIG. 5 is a diagram illustrating an example of the fitting contents between the earth bar 11 and the arrester module 12.

  The test ammunition module 10 has a housing composed of two members, a lower housing 21 and an upper lid 22. Further, as shown in FIG. 2, two spring portions 24 a and 24 b provided with a long and short step formed at one end of two wiring connection terminals 23-1 and 23-2 are provided inside the test bullet module 10. Are arranged in contact with each other, and a plurality of sets of wiring connection terminals 23 arranged in opposition as described above are arranged in a state of being incorporated in the longitudinal direction. The reason why the long and short steps are provided in the spring portions 24a and 24b is to prevent instantaneous interruption. That is, the arrester module 12 can be attached and detached without interruption even during use.

  Further, on the upper surface of the upper lid 22, connection slits 26 are provided at positions corresponding to slit terminals (for example, a U slit, a W-U slit, etc.) 25 formed at the other end of the wiring connection terminal 23. The slit terminal 25 protrudes from the connection slit 26 so that the connection with the communication line is possible. Further, the connected communication line is held by the strain relief 27.

  Further, as shown in FIG. 3, an arrester module opening 28 is provided on the upper surface of the upper lid 22 at a position corresponding to the wiring connection terminal 23 inside the test bullet module 10. The substrate 28 of the arrester module 12 is inserted into the test bullet module 10 through the opening 28 and is sandwiched between the pair of spring portions 24a and 24b, so that the arrester module 12 is mounted and the wiring connection terminals are connected to each other. Electrical connection is established through the protection circuit of the arrester module 12.

  The earth bar 11 is attached to the upper surface of the test ammunition module 10. That is, as shown in FIGS. 1 and 3, the ground bar 11 can be attached to and detached from the test bullet module 10, so that the attachment bar 30 having a predetermined elastic force provided on both sides of the ground bar 11 This is a conductive metal plate attached to the upper lid 22. In addition, as shown in FIGS. 1, 4 and 5, the conductive metal plate is bent into a U-shape, and in the major axis direction on both sides, it corresponds to the ground terminal 31 of the arrester module 12. And has a ground terminal opening 32.

  In addition, the ground bar 11 has an opening 33 corresponding to the arrester module 12 and the arrester module opening 28 as shown by the hatched portions in FIGS. 1 and 4.

  Further, the arrester module 12 includes a handle portion 34 for an operator or the like to attach / detach the arrester module 12 to / from the test ammunition module 10, an insertion portion 35 to be inserted into the opening surface 33 of the earth bar 11, and an insertion portion 35. And a substrate 29 to be protected. A well-known protection circuit is formed on the substrate 29. Further, the protruding ground terminal 31 described above is formed on the outside of the insertion portion 35.

  Here, as shown in FIG. 5, when the substrate 29 of the arrester module 12 is inserted into the test ammunition module 10 as shown in FIGS. 5A to 5B, the insertion portion is inserted into the opening 33 of the earth bar 11. 35 is inserted. At this time, the ground terminal 31 and the ground terminal opening 32 are fitted. As a result, the ground terminal 31 and the ground bar 11 can be brought into contact with each other to be grounded, and the arrester module 12 can be prevented from falling off due to vibrations or the like due to vibration or the like. In addition, the worker can easily determine the certainty of the fitting by checking the fitting portion when confirming whether the insertion work and the mounting work can be surely performed.

  The shape and number of the ground terminal 31 and the ground terminal opening 32 are not limited to this in the present invention, and the ground terminal 31 and the ground terminal opening 32 may be formed so as to be fitted to each other. Good.

  As described above, according to the first embodiment, the attaching / detaching work of the arrester module 12 with respect to the test ammunition module 10, particularly the insertion work and the mounting work can be easily and reliably realized.

<Example 2: Prevention of disconnection after connection of communication line>
6 to 8 are diagrams illustrating an example for explaining the second embodiment of the present invention. In the second embodiment, a rib for pressing and holding the connected communication line (electric wire) is provided on the designated strip attached to the test bullet module 40 to prevent the communication line from being disconnected after the connection. It is an example for doing. FIG. 6 is a diagram illustrating an example of the configuration contents in the second embodiment. Specifically, in FIG. 6, a ground bar 41 corresponding to the first embodiment described above is installed in the test ammunition module 40. Further, on the upper part of the test ammunition module 40, a name strip (marking plate) 42 is attached on a connection slit formed corresponding to a plurality of slit terminals arranged in parallel. FIG. 7 is a diagram illustrating an example of the back surface of the designated strip 42. Further, FIG. 8 is a diagram showing an example of pressing down the communication line by the indicated strip 42.

  The name strip 42 can be classified into an area, a building, or a company name so that the operator can easily understand which area of the line the test ammunition module 40 is connecting to. By writing such characters and symbols, the test bullet module 40 or the communication line can be identified.

  Further, as shown in FIG. 7, a rib 51 for insertion into the connection slit 43 is formed on the back side of the designated strip 42. Further, in order to prevent the removal after the indication strip 42 and the test bullet module 40 are attached, concave portions 52 are provided on both sides of the test bullet module 40, and the concave portions 52 are provided on both sides of the designation strip 42. An engaging portion 53 for engaging with 52 is provided. In addition, about the shape of the recessed part 52 and the latching | locking part 53, it is not this limitation in this invention, For example, a mutually reverse shape may be sufficient.

  Furthermore, in order to make sure that the designated strip 42 is prevented from falling off, a hooking hole portion 54 for hooking and fixing the designated strip 42 on the side surface of the test bullet module 40 has a predetermined interval. It is provided and formed. The name strip 42 is formed with a fitting projection 55 for fitting into the hooking hole 54. As a result, it is possible to prevent dropping such as removal or detachment from the state in which the designated strip 42 is attached to the test bullet module 40.

  Moreover, as shown in FIG. 8, when connecting the communication line 61 with the slit terminal 62 in the test bullet module 40, first, the connection work was performed from the state of FIG. After that, as shown in FIG. 8B, by attaching the name strip 42, the recess 52 and the locking portion 53 are locked, and the fitting protrusion 55 is fitted in the hooking hole portion 54, Furthermore, the communication line 61 is pressed down by inserting the rib 51 into the corresponding connection slit 44.

  Thereby, since the communication line can be pressed down using the name strip 42, it is possible to prevent the communication line from being disconnected due to vibration, an erroneous connection work of an operator, or the like. Also, the mounting operation of the indicated strip 42 to the test ammunition module 40 can be easily and reliably performed by the recessed portion 52 and the locking portion 53, and the hooking hole portion 54 and the fitting projection portion 55.

  In addition, the name strip 42 in Example 2 mentioned above is not limited to the test bullet module 40, but should just have the slit housing of the same shape, For example, it can apply also to a terminal board etc.

<Example 3: Jig for press-fitting a terminal for wiring connection>
9 to 11 are diagrams for explaining an example 3 according to the present invention. In the third embodiment, a rib for preventing lateral displacement is provided in a jig for press-fitting the wiring connection terminal in the lower housing of the test bullet module, thereby facilitating the press-fitting work of the wiring connection terminal by a worker in charge or the like. This is an example for surely performing.

  FIG. 9 is a diagram illustrating an example of the configuration contents in the third embodiment. Specifically, in FIG. 9, it consists of a jig 71, wiring connection terminals 72, and a lower housing 73 of a test bullet module. FIG. 10 is a diagram illustrating an example of a state in which the jig 71 is fitted in the wiring connection terminal 72. Further, FIG. 11 is a view showing an example of a state in which the wiring connection terminal 72 is press-fitted into the lower housing 73. 9A to 11A are front views, and FIG. 9B to FIG. 11B are side sectional views.

  The jig 71 in the present invention is formed in a substantially U-shape by a pair of side wall portions 71a and a top portion 71b that can be inserted into the wiring connection terminals 72. Ribs 74 for positioning the terminals 72 at predetermined intervals are formed. The rib 74 is a lateral displacement prevention rib for preventing lateral displacement of the wiring connection terminal 72 when the wiring connection terminal 72 is press-fitted into the terminal installation groove 76 arranged at a predetermined interval.

  Further, the wiring connection terminal 72 is formed in the same shape as the wiring connection terminal 23 shown in FIG. Specifically, one end of the wiring connection terminal 72 has a slit terminal 72a, and the other end has two spring portions 72b provided with long and short steps. Further, between the slit terminal 72a and the spring portion 72b, a bent portion 78 that is press-fitted into the terminal installation groove 76 is provided. Furthermore, in order to press-fit a plurality of wiring connection terminals 72 at a time, the slit terminals 72 a of the plurality of wiring connection terminals 72 are connected by a carrier 75.

  The carrier 75 is connected to the wiring connection as shown in FIG. 11 by removing the carrier 75 portion after the wiring connection terminal 72 is press-fitted into the terminal installation groove 76 of the lower housing 73 as shown in the first embodiment. Each of the service terminals 72 is installed independently.

  Further, when press-fitting with the jig 71, as shown in FIG. 10, first, positioning is performed such that one of the wiring connection terminals 72 is inserted between the two lateral displacement prevention ribs 74. Further, the jig tip 77 is brought into contact with the bent portion 78 of the pair of wiring connection terminals 72 and press-fitted into the terminal installation groove 76. As a result, the wiring connection terminal 72 can be easily and reliably press-fitted without lateral displacement during press-fitting.

  According to the above description, the installation interval of the lateral displacement prevention ribs 74 is set based on the width of the wiring connection terminals 72, but the lateral displacement prevention ribs 74 are not provided for each wiring connection terminal. Alternatively, a lateral slip prevention rib 74 may be provided for each predetermined number of wiring connection terminals.

  The jig 71 is formed with a space that does not come into contact with the spring portion so that the spring portion of the wiring connection terminal 72 is not damaged at the time of contact. Moreover, a test bullet module is manufactured by attaching an upper lid to the lower housing 73 from this state.

  As described above, by using the jig in which the lateral displacement prevention rib 74 shown in the third embodiment is formed, the wiring connection terminal 72 is pressed in a laterally displaced state, and the wiring connection terminal 72 and the lower housing 73 are damaged. This can be prevented. Moreover, the worker who press-fits the wiring connection terminal 72 can easily and reliably perform the work using the jig according to the present invention. In addition, the jig 71 of Example 3 can also be used by attaching to an automatic brace, a hand press apparatus, etc.

  As described above, according to the present invention, it is possible to easily and reliably realize the work of a worker or the like on the test bullet module. In addition, the above-described first, second, and third embodiments may be applied separately, or may be applied in combination in the same test bullet module.

  The preferred embodiments of the present invention have been described in detail above, but the present invention is not limited to such specific embodiments, and various modifications can be made within the scope of the gist of the present invention described in the claims. Can be changed.

FIG. 3 is a diagram illustrating an example of each configuration content in the first embodiment. It is a figure of an example for demonstrating the inside of a test bullet module. It is a figure of an example which attached the earth bar to the test bullet module. It is an enlarged view of an earth bar and an arrester module. It is a figure of an example for demonstrating the fitting content of an earth bar and an arrester module. FIG. 10 is a diagram illustrating an example of the contents of each configuration in the second embodiment. It is a figure of an example for demonstrating the back surface of a name strip. It is a figure which shows the example of pressing down of the communication line by a name strip. FIG. 12 is a diagram illustrating an example of the contents of each configuration in the third embodiment. It is a figure which shows an example of the state by which the jig | tool is inserted by the terminal for wiring connection. It is a figure which shows an example of the state by which the terminal for wiring connection was press-fitted in the lower housing.

Explanation of symbols

10, 40 Test ammunition sub-module 11, 41 Earth bar 12 Arrestor module 21, 73 Lower housing 22 Upper cover 23, 72 Wiring connection terminal 24, 72b Spring part 25, 62, 72a Slit terminal 26, 43 Connection slit 27 Strain relief 28 Arrestor module opening 29 Substrate 30 Mounting contact 31 Grounding terminal 32 Grounding terminal opening 33 Opening surface 34 Handle portion 35 Insertion portion 42 Named strip 51 Rib 52 Recessed portion 53 Locking portion 54 Hooking hole portion 55 Insertion protrusion 61 Communication line 71 Jig 71a Side wall part 71b Top part 74 Rib (lateral deviation prevention rib)
75 Carrier 76 Terminal installation groove 77 Jig tip part 78 Bending part

Claims (1)

In the test bullet module that attaches and removes the indicated strip on the connection slit for connecting the communication line to the plurality of slit terminals arranged in parallel,
A rib for pressing the communication line connected to the connection slit is formed on the indicated strip.

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