TW201810838A - Coaxial connector and coaxial connecting apparatus using the same including a terminal, a housing supporting the terminal, and a conductor case - Google Patents

Abstract

An object of the present invention is to provide a coaxial connecting apparatus having a confirmation window that can perform a confirmation of a connection state without turning the apparatus upside down during a connecting operation of a core wire. The solution is to provide a terminal, a housing supporting the terminal, and a conductor case covering the outside of the housing. The terminal is an installation portion having a core wire for a coaxial cable. The housing has a pressing portion provided so as to be bendable toward the installation portion. The pressing portion is a core wire sandwiched between the pressing portion and the installation portion when it is bent toward the installation portion, and has a window through which the core wire can be confirmed on the opposite side of the installation portion.

Description

Coaxial connector and coaxial connector device using the same

The present invention relates to a coaxial connector having a window through which a core wire of a coaxial cable can be confirmed, and a coaxial connector device using the same.

Patent Document 1 discloses a conventional coaxial connector having a window through which a core wire of a coaxial cable can be confirmed, and a coaxial connector device using the same. FIG. 17 is a perspective view of a coaxial connector device disclosed in Patent Literature 1. FIG. This figure particularly shows a process of attaching one end portion of the coaxial cable 111 to the coaxial connector 110, and here is a state before insertion.

The coaxial connector device 110 includes a contact member 120 for making an electrical connection with the core wire 112 of the coaxial cable 111, a ground contact member 121 for making an electrical connection with the outer conductor 114 of the coaxial cable 111, and a state of mutual insulation. An insulating housing member 122 that supports the contact member 120 and the ground contact member 121.

When connecting the core wire 112 to the fixed portion 150, first, the core wire 112 of the coaxial cable 111 is placed on the fixed portion 150. Second, the bent abutting portion 140 of the insulating case member 122 is bent, and the movable portion 151 is pressed to make the Displacement toward the fixed portion 150, with the movable portion 51 and the fixed portion The core wire 112 of the coaxial cable 111 is held by 150 points.

In order to allow the core wire 112 of the coaxial cable 111 to be viewed visually, the coaxial connector device 110 is provided with a through hole 155 in a bottom surface portion of the holding portion 141 holding the fixing portion 150. While visually looking through this through hole 155 or the like, for example, the core wire 112 is connected to the fixed portion 150 and the connection state is confirmed.

[Prior technical literature] [Patent Literature]

[Patent Document 1] Japanese Patent Laid-Open No. 2012-243441

However, in the conventional device described above, it can be confirmed that the through-hole (window) 142 of the core wire 112 is sandwiched between the bending abutting portion 140 and the fixed portion when the bending abutting portion 140 is bent toward the fixed portion 150. The core wire 112 between 150 is provided on the same side as the fixed part 150. Therefore, the connection of the core wire 112 to the fixed part 150 can only be performed by turning over the device 110 or after a series of connection operations are completed. Confirmation of the connection status makes confirmation very complicated.

The present invention is developed by a developer in order to solve such a problem of the conventional technology, so as to provide a coaxial connector with a confirmation window capable of confirming the connection state without turning the device over during the connection operation of the core wire, and using the coaxial The purpose of the connector is a coaxial connector device.

In order to solve the above-mentioned problem, a coaxial connector according to an aspect of the present invention includes a terminal, a housing for supporting the terminal, and a conductor housing for covering the outside of the housing. The terminal is provided with a coaxial cable. The installation portion of the core wire of the cable, the housing has a pressing portion provided to be bendable toward the installation portion, and the pressing portion is sandwiched between the pressing portion and the installation when it is bent toward the installation portion. The core wire between the sections has a window on the side opposite to the installation section where the core wire can be confirmed.

According to the coaxial connector of this form, the window for confirming the connection state is provided on the pressing portion located on the side opposite to the setting portion because it is sandwiched between the core wire and the setting portion when it is bent toward the setting portion. Therefore, it is not necessary to turn the device over during the connection of the core wire, and the connection status can be confirmed. Therefore, a coaxial connector with an easy confirmation window for the connection status can be obtained.

In the coaxial connector of the above aspect, the conductor shell has a crimping piece provided to be bent toward the pressing portion, and the crimping piece is sandwiched between the crimping piece and the crimping piece after being bent toward the pressing portion The core wire between the crimping piece and the setting portion is the same as the An opposite side of the installation portion is provided with a window which communicates with the window of the pressing portion and can confirm that the core wire is ideal.

According to the coaxial connector of this aspect, by providing a window in the conductor case that communicates with the pressing portion, the conductor case can be mounted even in the periphery of the window of the pressing portion.

In the coaxial connector of the above aspect, it is preferable that the pressing portion is formed with a gap between the pressing surface of the pressing portion and the setting portion after the pressing portion is bent toward the setting portion.

According to the coaxial connector of this form, the device can be used for a core wire having various diameters by ensuring a clearance.

In the coaxial connector of the above aspect, the pressing portion may be provided only on a side facing each other with the core wire provided in the setting portion interposed therebetween, or the pressing portion may be provided with the sandwich provided therebetween. The pair of pressing portions on each side facing the core wire of the setting portion is configured.

In the coaxial connector of the above aspect, the paired pressing portions each have a butting surface that abuts against each other after being bent toward the installation portion, and a pressing portion that exceeds a counterpart side is provided on the abutting surface of at least one of the pressing portions. It is desirable that the convex portion protruding toward the side of the pressing portion on the opposite side is a facing surface of the butting surface.

According to the coaxial connector in this form, by providing the convex portion, the length of the pressing surface of the pressing portion of the pressing portion “β” in the width direction of the core wire provided in the installation portion can be more reliably crimped.

In the coaxial connector of the above aspect, one of the convex portions is The part is preferably formed by the pressing surface of the pressing portion.

According to the coaxial connector of this form, by using a part of the convex portion as a pressing surface, the core wire can be pressed more effectively.

In the coaxial connector of the above aspect, it is preferable that a recessed portion that engages with the convex portion is provided on the abutting surface of the pressing portion on the counterpart side corresponding to the convex portion.

According to this type of coaxial connector, the device can be made more compact by engaging the convex portion and the concave portion.

In the coaxial connector of the above aspect, the recessed portion may be a recessed portion that is recessed toward a side farther from the pressing surface than the pressing surface of the pressing portion.

By forming the concave portion as such a concave portion, the convex portion can be positioned on the same side as the pressing surface or closer to the installation surface than the pressing surface.

In the coaxial connector of the above aspect, it is preferable that the convex portion is provided with a tapered taper that approaches the pressing surface of the pressing portion as it goes toward the front end of the convex portion.

By providing the oblique cone, the risk of collision between the convex portion and the pressing portion on the counterpart side can be reduced when the pressing portion is docked.

In the coaxial connector of the above aspect, in each of the pair of pressing portions, the convex portion and / or the concave portion are plural and / or alternate along the extending direction of the core wire provided in the installation portion. Configuration is ideal.

By arranging the convex portions and the concave portions alternately, it is possible to more reliably crimp the core wires in a plurality of places along the extending direction of the core wires provided in the installation portion.

In the coaxial connector of the above aspect, the window may be adjacent to one or a plurality of the convex portions and / or one or a plurality of the concave portions in an extending direction of the core wire arranged in the installation portion. Configuration.

In the coaxial connector of the above aspect, the windows are provided on both sides of the pair of pressing portions, and when the pair of pressing portions are bent toward the setting portion, the windows of the pair of pressing portions are respectively provided. The window may be connected in the width direction of the core wire provided in the installation portion.

According to the coaxial connector of this aspect, the connection state of the core wire can be confirmed in a wider range by connecting the two windows provided in the paired pressing portions to the width direction "β" of the core wire.

In the coaxial connector of the above aspect, it is preferable that a pressing surface of the pressing portion is provided on a distal end side of the core wire in the extending direction of the core wire provided in the installation portion, in the extending direction of the core wire.

According to the coaxial connector according to this aspect, by crimping the front end side of the core wire, it is possible to effectively prevent the front end side of the core wire that is prone to deviation through the window from flying out to the outside.

In the above-mentioned coaxial connector, the abutting surface may be an abutting surface.

According to the coaxial connector of this aspect, the state of the pressing portions that are in contact with each other can be maintained by abutting the abutting surfaces.

A coaxial connector device according to another aspect of the present invention is characterized in that: A terminal; a housing to support the terminal; a conductor housing to cover the outside of the housing; and a coaxial cable, the terminal, which has a setting portion for providing a core wire of the coaxial cable, and the housing, which is bent toward the setting portion The pressing part is a window for confirming the core wire on the side opposite to the setting part for the core wire sandwiched between the pressing part and the setting part.

According to the present invention, there is provided a coaxial connector device having a confirmation window for easily confirming the connection state without turning the device over during the connection operation of the core wire, and a coaxial device using the coaxial connector. Connector device.

Coaxial connector device on 1‧‧‧cable side

9‧‧‧ coaxial connector on the substrate side

10‧‧‧ coaxial cable

14‧‧‧core

20‧‧‧Terminal

24‧‧‧Setting Department

40‧‧‧ shell

50‧‧‧Pressing section

51‧‧‧butt

52‧‧‧Pressing surface

53‧‧‧Support sheet

60‧‧‧window

70‧‧‧conductor shell

80, 80‧‧‧ crimping piece

81‧‧‧window

83‧‧‧ Crimp tube

FIG. 1 is a perspective view showing a state where the coaxial connector and the substrate-side device are disconnected.

FIG. 2 is an exploded perspective view showing a coaxial connector together with a coaxial cable.

3 is a perspective view of a coaxial connector immediately after a coaxial cable is provided.

FIG. 4 is a plan view of FIG. 3.

FIG. 5 is a perspective view of the coaxial connector after assembly.

FIG. 6 is a plan view of FIG. 5.

FIG. 7 is a perspective view of a case.

Fig. 8 is a sectional view taken along the line A-A in Fig. 4.

Fig. 9 is a sectional view taken along the line B-B in Fig. 4.

FIG. 10 is a cross-sectional view corresponding to FIG. 8 or FIG. 14.

FIG. 11 is a cross-sectional view corresponding to FIG. 9 or FIG. 15.

Fig. 12 is a sectional view taken along the line A-A in Fig. 6.

Fig. 13 is a sectional view taken along the line B-B in Fig. 6.

FIG. 14 is a diagram showing a modified example, and a perspective view of the coaxial connector immediately after the coaxial cable is installed.

FIG. 15 is a view showing a modification of FIG. 14 and a perspective view of the coaxial connector after assembly.

FIG. 16 is a view showing another modification, and a perspective view of the coaxial connector immediately after the coaxial cable is installed.

17 is a schematic cross-sectional view of a connector structure of a conventional coaxial connector.

Hereinafter, a coaxial connector according to a preferred embodiment of the present invention and a coaxial connector device using the same will be described with reference to the drawings. It should be noted that only suitable embodiments of the present invention are shown here, but of course, the present invention is not limited thereto.

FIG. 1 is a diagram illustrating a method of connecting one end of a coaxial cable 10 to the present invention. A perspective view showing the coaxial connector device 1 of the coaxial connector 3 together with the coaxial connector 9 that can be fitted and removed from the device 1. FIG. 1 shows a state in which the coaxial connector device 1 and the coaxial connector 9 are unplugged.

The coaxial connector 9 is a substrate-connected type as shown in the figure, but may be a cable-connected type similar to the coaxial connector device 1. In this specification, for convenience, the extension direction of the coaxial cable 10 is set to the "α" direction, the width direction of the coaxial cable 10 is set to the "β" direction, and the coaxial connector device 1 and the coaxial connection are connected. The direction in which the device 9 is fitted / removed is set to the "γ" direction.

The coaxial connector 9 is used in a state of being fixed to a circuit board (not shown). The coaxial connector 9 mainly includes an insulating case 93, a ring-shaped outer conductor 91, and a rod-shaped center conductor 92. The outer conductor 91 and the center conductor 92 are integrally formed with the case 93. The external conductor 91 is connectable to the circuit board via the external connection portion 94, and the center conductor 92 is connectable to the circuit board via the external connection portion 95. When the coaxial connector 9 is fitted into the coaxial connector device 1, the center conductor 92 is connected to a terminal provided inside the coaxial connector device, and the outer conductor 91 is connected to the cover provided to the coaxial connector device 1. A substantially annular fitting portion 72 of the outer conductor case 70. Through this connection, the coaxial connector device 1 is electrically connected to a predetermined portion of the circuit substrate.

In FIG. 2, an exploded perspective view of the coaxial connector device 1, in other words, an exploded perspective view of the coaxial connector 3 is shown together with the coaxial cable 10. 3 is a perspective view of the coaxial connector 3 immediately after the coaxial cable 10 is provided. FIG. 4 is a plan view thereof, and FIG. 5 is a perspective view thereof. A perspective view of the assembled coaxial connector device 1 is shown, and a plan view thereof is shown in FIG. 6.

The coaxial connector 3 mainly includes a terminal 20, a housing 40 supporting the terminal 20, and a conductor housing 70 covering the outside of the housing 40. The coaxial connector device 1 further includes a coaxial cable 10. FIG. 7 is a perspective view showing the case 40 alone with a different angle from FIG. 2. Except for points specifically described, the coaxial connector 3 and the coaxial connector device 1 are basically conceivable to have a left-right symmetrical shape. In the following, the symbols "A" or "B" are used as necessary to distinguish between left and right.

The coaxial cable 10 is a conventional coaxial cable. The coaxial cable 10 includes an outer cover 11, an outer conductor 12, an insulator 13, and a core wire 14 from the outermost shell to the center.

The terminal 20 has a length portion along the axial direction “α” of the coaxial cable 10. A contact portion 22 is provided in front of the terminal 20, and a setting portion 24 is provided behind the terminal 20.

The contact portion 22 is connected to the center conductor 92 (see FIG. 1) of the coaxial connector device 9 on the substrate side when the coaxial connector device 1 is fitted on the coaxial connector 9 on the substrate side. The contact portion 22 is composed of two elastic pieces 22 a that are erected toward the fitting side of the coaxial connector device 9 on the substrate side. The center conductor 92 of the substrate-side device 9 is sandwiched between the elastic pieces 22a. Of course, it is not limited to this, For example, it may be just an insertion hole.

When the installation portion 24 is assembled with the coaxial connector device 1, the core wire 14 of the coaxial cable 10 is installed and connected. As a result, the center conductor 92 on the substrate side is electrically connected to the core wire 14 via the terminal 20. Formation setting The surface of the portion 24 is substantially flat, but may be in a state of being slightly protruded or recessed along the fitting / removal direction “γ”. Thereby, contact with the core wire 14 can be performed reliably. In the example shown in the figure, a recessed portion 24a is formed.

The housing 40 mainly includes a main body 46 that has a substantially rectangular shape when the assembly is completed, and a circular portion 47 on the front side of the main body 46. The main body 46 and the circular portion 47 are connected via a plate-shaped head 48.

The case 40 is formed integrally with the terminal 20. Therefore, it is practically impossible to separate these. FIG. 2 shows a state where these are separated for convenience.

After the housing 40 and the terminal 20 are integrally formed, a part of the terminal 20, that is, the contact portion 22, the installation portion 24, and peripheral portions thereof are still exposed to the outside of the housing 40. The contact portion 22 is a through-hole 43 arranged in a ring-shaped protruding portion 44 provided in a circular portion 47 of the housing 40. In the through hole 43, the contact portion 22 stands upright in the fitting / removal direction “γ”.

The installation part 24 is arrange | positioned in the state which exposed the surface of the fitting / disconnection side to the outside. The bottom side of the installation portion 24 is a recess 64 that is fitted into the main body 46 provided in the case 40. Above the setting portion 24 is a pressing portion 50 which is connected to the main body 46 via a support piece 53. The pressing portions 50 may be paired. The paired pressing portions 50A and 50B are provided on respective sides facing each other with the core wire 14 provided in the installation portion 24 therebetween. The pressing portions 50A and 50B can be bent toward the installation portion 24 by the supporting pieces 53A and 53B. In order to make it easy to bend, the support pieces 53A and 53B are preferably formed of a thin plate. When the pressing portions 50A and 50B are bent toward the installation portion 24, the core wire 14 is sandwiched between the pressing portions 50A and 50B and the installation portion 24. 50A, 50B These are provided with windows 60A and 60B for confirming the core wire 14, respectively. These windows 60A and 60B are opposed to the core wire 14 that is sandwiched between the pressing portions 50A and 50B and the setting portion 24 when the pressing portions 50A and 50B are bent toward the setting portion 24 and are disposed opposite to the setting portion 24. side. Therefore, the user can confirm the connection state of the core wire 14 through these windows 60A and 60B. When the pair of pressing portions 50A and 50B are bent toward the setting portion 24, the windows 60A and 60B provided in the pair of pressing portions 50A and 50B are respectively formed in the width direction "β" of the core wire 14 provided in the setting portion 24. link. By connecting the two windows 60A and 60B in this way, the windows can be enlarged.

The conductor case 70 is formed by punching and bending a sheet of metal.

The conductor case 70 includes a crimping piece 80, a crimping barrel 83, and a crimping barrel 84 in this order in addition to the substantially annular fitting portion 72 provided in the front. The crimping piece 80 is used for crimping the core wire 14 of the coaxial cable 10, the crimping cylinder 83 is used for crimping the external conductor 12, and the crimping barrel 84 is used for crimping the outer cover 11.

The fitting portion 72 is connected to the shovel-shaped mounting portion 74 via a bent piece 74 a provided at the front end. The conductor case 70 can be bent about the mounting portion 74 with the bent piece 74a as a center.

The crimping pieces 80 are paired corresponding to the pressing portion 50. The pair of these crimping pieces 80A and 80B are provided on respective sides facing each other with the core wire 14 provided in the installation portion 24 therebetween. The crimping pieces 80A and 80B are bendable toward the pressing portions 50A and 50B of the case 40. By bending the crimping pieces 80A and 80B, the core wire 14 can be sandwiched between the pressing portions 50A and 50B and the setting portion 24. In the state, the pressing portions 50A and 50B are crimped and fixed to the core wire 14.

Edges 87A and 87B of the crimping pieces 80A and 80B that abut against each other when they are bent toward the pressing portions 50A and 50B are provided with windows 81A and 81B that communicate with the windows 60A and 60B of the pressing portions 50A and 50B to confirm the core wire 14, respectively. These windows 81A and 81B are similar to the windows 60A and 60B of the pressing portions 50A and 50B, and are sandwiched between the crimping pieces 80A and 80B and the installation portion 24 when they are bent toward the pressing portions 50A and 50B. The core wire 14 is provided on the side opposite to the installation portion 24. The windows 81A and 81B may be gaps, for example. The user can confirm the connection status of the core wire 14 through these windows 81A and 81B. When the pair of pressing portions 50A and 50B are bent toward the installation portion 24, the windows 81A and 81B are connected in the width direction “β” of the core wire 14 provided in the installation portion 24. By connecting the two windows 81A and 81B in this way, the windows can be enlarged. In addition, the window 80 may not be provided in the pressure-bonding piece 80, and the pressure-bonding piece may be removed around the windows 60A and 60B of the pressing portions 50A and 50B. However, by providing the windows 80A and 80B, a conductor case can be installed around the windows 60A and 60B of the pressing portions 50A and 50B to further strengthen the crimping force.

As shown in FIGS. 5 and 6, when the pair of crimping pieces 80A and 80B are bent toward the installation portion 24, edges 87A and 87B of the pair of crimping pieces 80A and 80B do not interfere with each other. It is desirable to set a predetermined distance between the two. By preventing interference between the crimping pieces 80A and 80B, it is possible to reduce the occurrence of garbage such as metal pieces caused by such interference. In addition, in order to shorten the abutting length of the edges 87A and 87B, the same gaps as those of the window 81 can be reduced on the edges 87A and 87B. 85. By reducing and contracting the length of the pressure reducing tabs 80A and 80B, the possibility of interference between the pressure contact tabs 80A and 80B can be reduced, and the occurrence of garbage such as metal pieces due to such interference can be reduced.

The crimping cylinder 83 is crimped annularly to the outer conductor 12. In order to strengthen the crimping force, a protrusion 83 a may be provided which protrudes toward the inside of the crimping cylinder 83. Alternatively, a recessed portion 83b may be provided in the crimping cylinder 83A and a convex portion 83c may be provided in the crimping cylinder 83B without excessive force being applied to adjust the inner diameters when these are combined.

The crimping cylinder 84 is crimped annularly to the outer cover 11. Similar to the crimping cylinder 83, in order to strengthen the crimping force, a protrusion 84a protruding toward the inside of the crimping cylinder 84 may be provided.

As shown in FIG. 2, when assembling the coaxial connector device 1, the terminal case 20, the housing 40, and the coaxial cable 10 that are integrally formed are sequentially inserted into the conductor case 70. The mounting is performed in the fitting / unplugging direction "γ" of the coaxial connector device 1 and the coaxial connector 9 on the substrate side.

First, the terminal 20 and the case 40 which are integrally formed are provided in the conductor case 70. At this time, the cross-section of the recess 66a formed in the periphery of the substantially inverted trapezoidal portion 66 (refer to FIGS. 2, 9, 11, and 13) formed in the case 40 is substantially inverted when the conductor case 70 is inserted. A pair of cut-and-raised portions 86A, 86B in the shape of a letter B, whereby the outer case 40 is positioned at a predetermined position of the conductor case 70. The cross-section of the housing 40 in a generally inverted trapezoidal portion 66 (see FIGS. 2, 9, 11, and 13) is provided in the body 46 of the housing 40 and is provided on the side opposite to the side on which the pressing portion 50 is provided with respect to the setting portion 24. The depression 66a is formed. The pair of cut-and-raised portions 86A and 86B of the conductor case 70 are arranged between the pair of crimp pieces 80A and 80B of the conductor case 70 in the width direction “β” of the core wire 14 provided in the installation portion 24. So that by cutting the flat base plate 82 The free ends 86b of the tongues formed near the roots 86a face the installation side of the casing 40, and the free ends 86b of the tongues are angled so that they are separated from each other as they move toward the front end. form.

Next, the fitting portion 72 is bent toward the annular protruding portion 44 of the case 40 with the bent piece 74 a connected to the mounting portion 74 as a center. FIG. 2 shows a state where the fitting portion 72 has been bent, but in actual assembly, the fitting portion 72 is bent to the mounting portion 74 after the circular portion 47 of the housing 40 is provided on the mounting portion 74. side.

Then, the coaxial cable 10 is arranged at a predetermined position of the outer casing 40 or the conductor casing 70, and the crimping piece 80, the crimping cylinder 83, and the crimping cylinder 84 of the conductor casing 70 are bent or crimped, respectively. The window 60 provided in the housing 40 or the window 81 provided in the crimping piece 80 is provided with respect to the core wire 14 sandwiched between the pressing portion 50 and the setting portion 24 when the pressing portion 50 is bent toward the setting portion 24. On the opposite side to the setting portion 24, according to this configuration, the connection state of the core wire 14 can be confirmed without turning the device over during connection work.

The structure of the casing 40 will be described in more detail with reference to FIGS. 2 and 7.

The pair of pressing portions 50A and 50B provided in the main body 46 of the housing 40 is a front portion 54A of a substantially rectangular shape from the front to the rear along the extension direction “α” of the core wire 14 provided in the installation portion 24. 54B, recessed windows 60A, 60B, and flat cover portions 55A, 55B are provided in this order. The covering portions 55A and 55B are extended to the rear and reach above the rear standing walls 59A and 59B.

The front portions 54A and 54B are in the extending direction “α” of the core wire 14 provided in the installation portion 24, and are disposed on the front end 14 a side of the core wire 14 than the windows 60A and 60B. Thereby, the front end 14a side of the core wire 14 which is prone to deviation can be crimped by the pressing surfaces 52A, 52B of the front portions 54A, 54B, and the core wire 14 can be prevented from flying out through the window 60. When the pressing portions 50A and 50B are bent toward the installation portion 24 in the direction of “β1” in the figure, the front portions 54A and 54B are press-fitting protrusions 41 that are press-fitted into the head portion 48. In order to make the press-fitting smooth, it is desirable to provide a taper 41 a for guiding the front portions 54A and 54B to the press-fitting protrusion 41.

The front portions 54A and 54B and the cover portions 55A and 55B are butting surfaces 51A and 51B that can be abutted to each other in the "β" direction when the pressing portions 50A and 50B are bent in the "β1" direction toward the installation portion 24, respectively. These abutting surfaces 51A and 51B may be formed as abutting surfaces. By setting the abutting surfaces 51A and 51B as abutting surfaces that are in contact with each other, the contact state of the pressing portions 50A and 50B can be maintained with a predetermined force without relying on the conductor case 70.

A convex portion 56A protruding from the abutting surface 51A is provided on the bottom surface side of the covering portion 55A. When the pressing portions 50A and 50B are bent toward the installation portion 24, the convex portion 56A protrudes more than the abutting surface 51A of the covering portion 55A in the abutment direction "β" to the side of the counterpart's pressing portion 50B, and can exceed the counterpart's pressing portion 50B. The abutting surface 51B protrudes to the side of the pressing portion 50B on the counterpart side.

Similarly, convex portions 56B, 56B 'protruding from the abutting surface 51B are provided on the bottom surface side of the covering portion 55B. Such convex portions 56B, 56B 'are more protruded in the butt direction "β" than the butt surface 51B of the covering portion 55B to the side of the counterpart's pressing portion 50A when the pressing portions 50A, 50B are bent toward the installation portion 24, and can exceed The abutting surface 51A of the counterpart pressing portion 50A protrudes to the side of the counterpart pressing portion 50A.

By providing the convex portions 56A, 56B, and 56B ′, when the pressing portions 50A and 50B are bent toward the setting portion 24, the pressing portion 50 of the core portion 14 provided in the setting portion 24 in the width direction “β” is elongated. The length of the pressing surface 52 can more reliably crimp the core wire 14.

The convex portions 56A, 56B, and 56B 'are the pressing surfaces 52A and 52B opposite to the installation portion 24 in the "γ" direction when the pressing portions 50A and 50B are bent toward the installation portion 24, respectively. When the pressing portions 50A and 50B are bent toward the installation portion 24, the core wire 14 provided in the installation portion 24 is sandwiched between the pressing surfaces 52A and 52B of the pressing portions 50A and 50B and the installation portion 24. By using a part of the convex portions 56A, 56B, 56B 'as the pressing surfaces 52A, 52B in this manner, the core wire 14 can be more effectively crimped.

Corresponding to the convex portion 56A, a concave portion 58B that is engaged with the convex portion 56A is provided on the abutting surface 51B of the counterpart pressing portion 50B. When the pressing portions 50A and 50B are bent toward the installation portion 24, the recessed portion 58B is recessed in the butting direction “β” from the butting surface 51B of the covering portion 55B to a direction away from the butting surface 51A of the covering portion 55A.

Similarly, corresponding to the convex portions 56B, 56B ', the abutting surface 51A of the pressing portion 50A on the counterpart side is provided with concave portions 58A, 58A' that engage with the convex portions 56B, 56B '. The recessed portions 58A, 58A 'are recessed in the abutting direction "β" to the abutting surface 51B of the covering portion 55B when the pressing portions 50A, 50B are bent toward the installation portion 24 in abutment direction "β".

The convex portions 56A, 56B, 56B 'and the concave portions 58B, 58A, 58A 'engages with each other when the pressing portions 50A and 50B are bent toward the setting portion 24, thereby making the device more compact.

The recessed portion 58B may be formed as a recessed portion that is recessed toward the side farther from the pressing surface 52B than the pressing surface 52B of the pressing portion 50B in a state where the pressing surface 52B side of the pressing portion 50B is opened.

Similarly, the recessed portions 58A, 58A 'may be recessed portions that are recessed toward the side farther from the pressing surface 52A than the pressing surface 52A of the pressing portion 50A in a state where the pressing surface 52A side of the pressing portion 50A is opened.

By forming the recessed portions 58B, 58A, 58A ′ as recessed portions on the side of the open pressing surfaces 52B, 52A, when the pressing portions 50A, 50B are bent toward the setting portion 24, the protruding portions 56A, 56B, 56B 'can be positioned in contact with The pressing surfaces 52B and 52A are the same or closer to the installation portion 24 than the pressing surfaces 52B and 52A.

In this case, oblique cones 65A, 65B, 65B 'are provided on the convex portions 56A, 56B, 56B' as they approach the pressing surfaces 52A, 52B of the pressing portions 50A, 50B toward the front ends 56a of the convex portions 56A, 56B, 56B '. ideal. By providing the oblique cones 65A, 65B, and 65B ', when the convex portions 56A, 56B, 56B' and the concave portions 58B, 58A, 58A 'are engaged, it is possible to reduce the conflict between the convex portions 56A, 56B, 56B' and the pressing portion on the opposite side. risks of.

It is needless to say that the number of the convex portions or the concave portions is not limited to the embodiment, but these are preferably alternately arranged. By alternately arranging the convex portion and the concave portion, the core wire 14 can be more reliably crimped in a plurality of places along the extending direction “α” of the core wire 14 provided in the installation portion 24. In addition, the window 60 is not limited to the illustrated example, and the window 60 may be provided at any position. The window 60 extends in the direction "α" of the core wire 14 provided in the setting portion 24, and can be combined with one or a plurality of The convex portion and / or one or plural concave portions are arranged adjacent to each other.

The crimping process of the core wire 14 will be described with reference to FIGS. 8 to 13. 8 is a cross-sectional view taken along the line A-A in FIG. 4, and FIG. 9 is a cross-sectional view taken along the line B-B in FIG. 4, and shows a state of the coaxial connector device 1 immediately after the coaxial cable 10 is installed. On the other hand, FIG. 12 is a cross-sectional view taken along line A-A in FIG. 6, and FIG. 13 is a cross-sectional view taken along line B-B in FIG. 6, and shows the state of the coaxial connector device 1 after assembly. FIG. 10 is a cross-sectional view corresponding to FIG. 8 or FIG. 12, and FIG. 11 is a cross-sectional view corresponding to FIG. 9 or FIG.

As is clear from FIG. 8 and FIG. 9, when the coaxial cable 10 is installed on the installation portion 24, the pressing portions 50A and 50B are both in the open position. After the coaxial cable 10 is installed in the installation portion 24, as shown in FIG. 10 and FIG. 11, the crimping pieces 80A and 80B of the conductor case 70 are bent toward the pressing portions 50A and 50B, respectively, as shown in FIG. 10 and FIG. "β1" direction. As a result, the contact portions 50A and 50B of the housing 40 are bent toward the installation portion 24 with the support pieces 53A and 53B as the center through contact with the crimping pieces 80A and 80B, respectively. At this time, the convex portion 56A of the pressing portion 50A is engaged with the concave portion 58B of the pressing portion 50B, the convex portion 56B 'of the pressing portion 50B is engaged with the concave portion 58A' of the pressing portion 50A, and the convex portion 56B of the pressing portion 50B is engaged with the pressing portion The 50A recess 58A is engaged. As a result, the crimping surfaces 52A and 52B of the convex portions 56A, 56B ', and 56B reach the core wire 14 provided in the setting portion 24. As shown in FIGS. 12 and 13, the core wire 14 is sandwiched between the crimping pieces. Between 80A and 80B and the installation portion 24. By providing the convex portion 56 in this way, the length of the pressing surface 52A of the pressing portion 50 of the pressing portion 50 provided in the width direction “β” of the core wire 14 provided in the installation portion 24 can be more reliably crimped to the core wire 14.

As shown in FIGS. 9 and 13, the pressing portion 50 is preferably formed with a gap “d” between the pressing surface 52 of the pressing portion 50 and the setting portion 24 when the pressing portion 50 is bent toward the setting portion 24. By providing such a gap, it can correspond to core wires of various diameters.

FIG. 14 and FIG. 15 show modified examples of the embodiment shown in FIG. 1 and the like. 14 and 15 correspond to Figs. 3 and 5, respectively. In these drawings, the same reference numerals are assigned to the same components as those in FIG. 1 and the like. In addition, after the change, the letter "C" is attached. The points that are not particularly described are conceivable that they are substantially the same as the previous embodiment. In this modification, the pressing portion 50C is provided only on the side facing each other with the core wire 14 provided in the setting portion 24 interposed therebetween. In order to crimp the core wire 14 over a wider range, the pressing portion 50C is set longer than the pressing portions 50A and 50B of FIG. 1 and the like. The window 60C is provided only in the pressing portion 50C.

FIG. 16 shows another modified example of the embodiment shown in FIG. 1 and the like. This figure is a perspective view corresponding to FIG. 3 or FIG. 14. The main difference from the previous embodiment is that the crimping piece 89A will be separated into the crimping piece 89Aa and the crimping piece 89Ab in the extension direction of the coaxial cable by a large gap 88A. Similarly, crimping The piece 89B is separated into points of the pressure-bonding piece 89Ba and the pressure-bonding piece 89Bb by a large notch 88B. In this figure, the same components as those in FIG. 1 and the like are given the same reference numbers. The points that are not particularly described are conceivable that they are substantially the same as the previous embodiment.

When the crimping piece 89 is bent toward the case 40 in the direction of "β1", the crimping pieces 89Aa and 89Ba may interfere with the holding portion 67 of the case 40, and thus may not be sufficiently bent. In this case, The crimping pieces 89Aa and 89Ba are crimped in a state of being slightly floated away from the case 40. It is assumed that if the crimping piece 89Aa and the crimping piece 89Ab, or the crimping piece 89Ba and the crimping piece 89Bb are not sufficiently separated, the crimping pieces 89Ab, 89Bb are also affected by the crimping pieces 89Aa, 89Ba and are insufficient. It is crimped in the state. In order to prevent this, a relatively large window is provided, that is, when the crimping piece 80 is bent into a box shape, notches 88A and 88B are provided to reach the side. The bending function improves the independence of each crimping piece 89. Sex to solve such problems. According to this configuration, at least the crimping pieces 89Ab and 89Bb are not affected by interference with the holding portion 67 and can be bent toward the case 40 with a sufficient bending angle.

Of course, the present invention is not limited to the above-mentioned embodiments, and various other changes can be made.

10‧‧‧ coaxial cable

11‧‧‧ Outer Quilt

12‧‧‧outer conductor

13‧‧‧ insulator

14‧‧‧core

22‧‧‧Contact

40‧‧‧ shell

43‧‧‧through hole

44‧‧‧ annular protrusion

60A, 60B, 81A, 81B‧‧‧ Windows

70‧‧‧conductor shell

72‧‧‧ Bend Fitting

74‧‧‧mounting section

80‧‧‧ Crimping piece

82‧‧‧ floor

83‧‧‧ Crimp tube

84‧‧‧ Crimp tube

87A, 87B‧‧‧Fate

Claims (16)

A coaxial connector is characterized by comprising: a terminal; a housing for supporting the aforementioned terminal; and a conductor housing for covering the outside of the aforementioned housing. The terminal is an installation part provided with a core wire for a coaxial cable. The pressing portion is provided to be bendable toward the installation portion, and the pressing portion is a core wire sandwiched between the pressing portion and the installation portion after being bent toward the installation portion. The window on the opposite side to the core can be confirmed. For example, the coaxial connector according to the first patent application range, wherein the conductor shell has a crimping piece provided to be bendable toward the pressing portion, and the crimping piece is provided when the crimping piece is bent toward the pressing portion. The core wire sandwiched between the crimping piece and the installation part has a window for communicating with the window of the pressing part on the side opposite to the installation part, and the window for the core wire can be confirmed. For example, the coaxial connector according to item 1 or 2 of the patent application scope, wherein the pressing portion is formed with a gap between the pressing surface of the pressing portion and the setting portion when the pressing portion is bent toward the setting portion. For example, the coaxial connector according to item 1 or 2 of the patent application scope, wherein the pressing portion is provided only on a side facing each other across the core wire provided in the setting portion. For example, the coaxial connector according to item 1 or 2 of the patent application scope, wherein the pressing portion is composed of a pair of pressing portions provided on opposite sides sandwiching the core wire provided on the setting portion. For example, the coaxial connector according to the scope of patent application No. 5, wherein the paired pressing portions each have abutment surfaces that abut against each other after being bent toward the setting portion, and the abutting surface of at least one of the pressing portions is provided with more than The abutting surface of the counterpart-side pressing portion is a convex portion protruding toward the side of the counterpart-side pressing portion. For example, the coaxial connector according to item 6 of the patent application, wherein a part of the convex portion is formed by a pressing surface of the pressing portion. For example, the coaxial connector according to item 6 of the patent application, wherein, corresponding to the convex portion, a recessed portion that is engaged with the convex portion is provided on the abutting surface of the pressing portion on the counterpart side. According to the coaxial connector of the eighth aspect of the patent application, the recessed portion is a recessed portion that is recessed toward a side away from the pressing surface than the pressing surface of the pressing portion. For example, the coaxial connector according to item 9 of the patent application, wherein the convex portion is provided with a tapered taper that approaches the pressing surface of the pressing portion as it goes toward the front end of the convex portion. For example, the coaxial connector according to the eighth patent application range, wherein each of the pair of pressing portions, the convex portion and / or the concave portion is along an extending direction of the core wire provided in the installation portion. Plural and / or alternately arranged. For example, the coaxial connector according to item 8 of the patent application, wherein the window is in an extension direction of the core wire arranged in the setting portion, and one or more of the convex portions and / or one or more of the foregoing The recesses are arranged adjacent to each other. For example, the coaxial connector according to item 6 of the patent application, wherein the two windows are respectively provided on the two sides of the pair of pressing portions, and the two pairs of pressing portions are respectively provided on the pair when the pair of pressing portions are bent toward the setting portion. The window of the pressing portion is connected in a width direction of the core wire provided in the setting portion. For example, the coaxial connector according to item 6 of the patent application, wherein in the extending direction of the core wire provided in the setting section, a pressing surface of the pressing section is provided on a front end side of the core wire than the window. For example, the coaxial connector according to item 6 of the patent application, wherein the abutting surface is the abutting surface. A coaxial connector device, comprising: a terminal; a housing for supporting the terminal; a conductor housing for covering the outside of the housing; and a coaxial cable. The terminal is provided with a core portion for installing a coaxial cable. The casing includes a pressing portion bent toward the installation portion, and the pressing portion includes a core wire that can be confirmed on the opposite side of the installation portion from the core portion sandwiched between the pressing portion and the installation portion. Window.