JP3751460B2 - Connector fitting and fixing structure - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a structure for fitting and fixing a round multi-core connector, for example, a plug connector and a receptacle connector.
[0002]
[Prior art]
The conventional round multi-core connector fitting and fixing structure is a general fitting and fixing structure of the plug connector 1 and the receptacle connector 2 as shown in the perspective view of FIG. A plug block 5 in which a plurality of socket contacts 4 are incorporated is provided inside the plug shell 3, and a plurality of protruding portions 6, 7, 8, 9 having different widths in the axial direction of the outer peripheral surface of the plug shell 3 are equally spaced. It is provided so as not to become. A coupling ring 10 that is locked by retainer ring is rotatably provided on the outer periphery of the plug shell 3, and the inner peripheral surface of the coupling ring 10 has a female screw portion or a diagonal function having the same function as the female screw portion. A plurality of formed protrusions (not shown) are provided.
[0003]
Next, the receptacle connector 2 to which the plug connector 1 is fitted is provided with a plurality of pin contacts 12 on the inner side of the receptacle shell 11, and the outer periphery of the plug shell 3 in the axial direction of the inner peripheral surface of the receptacle shell 11. A plurality of fitting grooves 13, 14, 15, 16, etc., with which a plurality of protrusions 6, 7, 8, 9 provided in the surface axis direction are engaged, are provided on the outer peripheral surface of the shell 11. A male screw portion 17 or a plurality of diagonally formed grooves that engage with a female screw portion provided on the inner peripheral surface of the coupling ring 10 or a plurality of obliquely formed projecting portions is provided.
[0004]
Therefore, the plug connector 1 and the receptacle connector 2 are provided with a plurality of projecting portions 6, 7, 8, 9 and groove portions 13, 14, 15, 16 and the like provided in the axial direction of the shells 3, 11 thereof. After fitting together, the female screw portion on the inner peripheral surface of the coupling ring 10 of the plug connector 1 or the plurality of obliquely formed projecting portions are formed on the male screw portion 17 on the outer peripheral surface of the receptacle connector 2 or diagonally. The coupling ring 10 is rotated by engaging with a plurality of formed grooves to fix the fitting between them.
[0005]
[Problems to be solved by the invention]
However, after the contacts of both the plug connector 1 and the receptacle connector 2 are fitted, both are fixed by the coupling ring, so that the outer shape becomes larger at least by the thickness of the coupling ring, and the axial direction The connection length of is also increased by the width of the coupling ring. Furthermore, there is a problem that the screw is loosened by some vibration.
Also, when the shorting plug is fitted when the terminals of the receptacle connector 2 are short-circuited, the same fixing structure is used, which has the same problem as described above.
[0006]
[Means for Solving the Problems]
The connector fitting and fixing structure according to the present invention is provided inside the socket shell and inside the socket shell so as to be urged by a spring pressure in the axial direction of the front end of the socket shell and to be rotatable with respect to the socket shell. A plug connector including a socket insert having a plurality of socket contacts mounted thereon; a main body case; a pin shell provided at a substantially central portion of the main body case; and a plurality of socket contacts connected to the inside of the pin shell. pin A connector having a pin insert to which a contact is attached, and a receptacle connector having an inner peripheral front end portion of the pin shell of the receptacle connector Provided Protrusion for positioning When, The outer peripheral rear end of the pin shell Provided opposite to A pair of engaging pins When The outer peripheral surface of the socket insert of the plug connector is formed on the inner peripheral front end portion of the pin shell in the axial direction from the front end thereof. Said Engage with positioning protrusion Positioning provided groove When, Of the socket shell Front edge Inner surface At the opposite position of The outer peripheral rear end of the pin shell In A pair of provided Said Engagement pin is engaged Provided to A groove which rises in the axial direction from the front end of the socket shell and is formed in a required length in the circumferential direction and has a recess below the end. When, In the middle part of the socket insert Provided Positioning pin When , Guide the positioning pin Of the socket shell The rotation range of the groove Circumferential direction At the circumferentially provided end of the socket shell for regulating and fixing to the required length of Has a dent Rusu Lit And with After the plug connector is fitted into the receptacle connector, the socket shell of the plug connector is rotated, and the groove of the socket shell faces the outer peripheral rear end of the pin shell. do it A pair of provided Said Engage the engagement pin And engage the positioning pin with the recess of the slit. The fitting is fixed.
[0007]
DETAILED DESCRIPTION OF THE INVENTION
FIG. 1 shows a receptacle connector according to the present invention. FIG. 1 (a) is a top view, FIG. 1 (b) is an AA cross-sectional view of FIG. 1 (a), and FIG. 1D is a cross-sectional view taken along the line BB in FIG. 1A, and FIG. 1E is a cross-sectional view taken along the line CC in FIG.
In FIG. 1, 21 is a receptacle connector, 22 is a main body case, and a cylindrical space portion 24 having a flange 23 provided at a substantially central portion is formed, and a female screw portion 25 is provided on the inner peripheral surface of the rear end portion of the space portion 24. It has been. Further, mounting female screw portions 26 for fixing the main body case 22 to a housing (not shown) or the like are formed on the left and right sides of the space portion 24 on the front surface of the main body case 22, and a cable described later is provided at the rear end portion of the main body case 22. There are provided two female screw portions 27 for fixing the two.
[0008]
Reference numeral 28 denotes a cylindrical pin shell provided with a flange 29 that engages with the flange 23 of the main body case 22 on the outer periphery of the rear end portion, a flange 30 formed on the inner peripheral middle portion, and a positioning projection on the inner surface of the tip. 31 is provided. Reference numeral 32 denotes a pin front insert made of an insulating material, which is formed with a stepped portion 36 for locking the flange portions 35 of the two pin contacts 33, 34, and its peripheral surface is locked to the flange 30 of the pin shell 28. It is like that. The rear ends 37 of the pin contacts 33 and 34 are connected to the cable core wires by soldering or the like. Reference numeral 38 denotes a pin rear insert made of an insulating material that presses the flange portion 35 of the pin contacts 33 and 34. Reference numeral 39 denotes a cylindrical fixing nut for fixing the pin rear insert 38 via the friction washer 40. The pin is inserted into the female screw portion 25 of the main body case 22 by screwing, and the pin rear insert 38 is pressed against the pin front insert 32 side. The contacts 33 and 34 are securely fixed to the main body case 22.
[0009]
Reference numerals 41 and 42 denote positioning pins which are press-fitted through the pin shell 28 at positions facing the outer peripheral surface of the pin front insert 32. Reference numeral 43 denotes a two-core shielded cable, and the core wire 44 is connected to the pin contacts 33 and 34 as described above. Reference numeral 45 denotes a clamp for fixing the cable 43 to the main body case 22, and is attached to the female screw portion 27 of the main body case 22 with an attachment screw 46 and a spring washer 47. 48 is a lug terminal attached to the mounting screw 46, to which a shielded wire is connected. 49 is a gasket attached to the outer periphery of the flange 30 of the pin shell 28, and 50 is an O-ring attached to the pin contacts 33 and 34, respectively. Reference numeral 51 denotes a urethane mold injected into the inner peripheral space of the fixing nut 39 to prevent moisture from entering the contact portion.
[0010]
2 shows a plug connector according to the present invention. FIG. 2 (a) is a top view, FIG. 2 (b) is a cross-sectional view taken along line AA of FIG. 2 (a), and FIG. 2 (c) is a bottom view. FIG. e ) Is a cross-sectional view taken along the line BB in FIG. d ) Is a front view, and FIG. 2 (f) is a rear view.
In FIG. 2, 52 is a plug connector, 53 is a socket shell, and is formed in a substantially cylindrical shape. A flange 54 is provided on the inner peripheral surface of the upper end, and a rod-like handle 55 for rotating the socket shell 53 on the upper portion thereof. , 56 is formed, and a groove 57 is provided in the longitudinal direction of the upper surface of one handle 56, and this groove 57 is filled with a colored paint as a guide for the mounting position on the receptacle connector 21. The grooves or slits provided in the socket shell 53 will be described later.
[0011]
Reference numeral 61 denotes a socket insert A made of an insulating material provided inside the socket shell 53. FIG. 3 shows a drawing of the socket insert A61 alone. 3 (a) is a top view, FIG. 3 (b) is a cross-sectional view taken along the line AA of FIG. 3 (a), FIG. 3 (c) is a bottom view, and FIG. BB sectional drawing and FIG.3 (e) are CC sectional drawing of FIG.3 (b). 2 and 3, reference numeral 61 denotes a socket insert A, which is an elongated socket contact insertion hole 64 into which the plate-like portions of the two socket contacts 62 and 63 are inserted, and a small hole into which the linear ground contact 65 is inserted. An earth contact insertion hole 66 is provided, and an upper end portion is formed in a substantially cylindrical shape and a lower end portion is formed in a substantially columnar shape. Two cylindrical spaces 68 in which the notch portions 67 of the socket contacts 62 and 63 are disposed are formed in the columnar portion of the lower end portion.
[0012]
Further, a portion where the contact portion 69 of the ground contact 65 to the pin shell 28 of the receptacle connector 21 is disposed is formed as a groove portion 70. A positioning groove 71 into which the positioning protrusion 31 on the inner surface of the tip end of the pin shell 28 of the receptacle connector 21 is inserted is provided at a position opposite to the groove 70. A stepped portion 72 is formed on the outer peripheral portion of the tip of the cylindrical portion at the upper end portion, and a locking groove 73 for locking a socket insert B described later is formed on the lower inner peripheral surface thereof. Protrusions 74 for preventing rotation with respect to the socket insert B are provided at two locations on the upper inner surface of the locking groove 73. A small hole 76 into which a positioning pin 75 with the socket shell 53 is press-fitted is provided above the positioning groove 71 of the socket insert A61.
[0013]
Reference numeral 81 denotes a socket insert B made of an insulating material inserted from the upper end of the socket shell 53 as shown in FIGS. 2B and 2D. FIG. 4 shows a drawing of the socket insert B81 alone. 4 (a) is a top view, FIG. 4 (b) is a cross-sectional view taken along the line AA in FIG. 4 (a), FIG. 4 (c) is a cross-sectional view taken along the line BB in FIG. d) is a bottom view.
2 and 4, the socket insert B81 is formed in a substantially cylindrical shape, and is provided with two protruding portions 82 that are locked to the upper end of the socket shell 53 at the upper portion, and a two-core shielded cable. A circular cutout portion 84 introduced by 83 is provided. Further, a lower portion than the intermediate portion of the socket insert B81 is divided by slits 85, 86, 87, and a locking portion 89 is formed with a hook-shaped locking claw 88 provided at the tip portion.
[0014]
The locking claw 88 at the tip of the locking portion 89 is inserted into the locking groove 73 of the socket insert A61 and the both are coupled. The segmented locking portion 89 of the socket insert B81 includes five normal slits 85, two slightly wide slits 86 that engage the rotation preventing projections 74 of the socket insert A61, and a circular cut. Eight locking portions 89 are formed by a total of eight slits of one shallow slit 87 formed immediately below the notch 84.
[0015]
FIG. e ) 91 is a friction washer, which is inserted into the stepped portion 72 of the socket insert A61. Reference numeral 92 denotes a two-turn coil spring having a small number of turns, for example, which is mounted between the lower surface of the flange 54 of the socket shell 53 and the friction washer 91 inserted in the stepped portion 72 of the socket insert A61. Therefore, the socket insert A61 and the socket insert B81 are biased so as to be pushed down below the socket shell 53 by the action of the coil spring 92. The core wire 93 of the two-core shielded cable 83 is connected to the socket contacts 62 and 63, and the shield braid 94 of the cable 83 is connected to the ground contact 65 by soldering or the like.
[0016]
2 (a) (b) ( e The urethane mold is injected into the space 95 formed by the inner peripheral surface of the socket insert B81 and the socket insert A61 shown in FIG. 62, 63 and Earth In addition to fixing of the contact 65 and the cable 83, entry of moisture into the contact portion is prevented.
[0017]
Next, the structure of the socket shell 53 described above, particularly the grooves and slits will be described. FIG. d ) Is a front view of the plug connector 52 formed in a substantially cylindrical shape, and a vertical groove 102 (shown by a dotted line) is formed upward from the central lower end of the lower thick portion 101. The vertical groove 102 is thin. The portion 103 is formed as a vertical slit 104. A horizontal slit 105 is formed in the right direction from the middle of the rising of the thick portion 101 of the vertical groove 102, and a dent 106 is provided at the tip thereof. The angle corresponding to the length in which the horizontal slit 105 is formed is about 55 °. The vertical groove 102, the horizontal slit 105, and the recess 106 of the thick portion 101 guide the positioning pin 41 provided on the pin front insert 32 of the receptacle connector 21.
[0018]
The above-mentioned vertical slit 104 extends slightly above the positioning pin 75 provided in the socket insert A61, and then a horizontal slit 107 is formed in the right direction, and the tip is recessed downward like the above-described horizontal slit 105. 108 is provided. Further, the formation angle of the horizontal slit 107 is about 55 ° as in the case of the horizontal slit 105. The upper portion of the vertical slit 104, the horizontal slit 107, and the recess 108 guide the positioning pin 75 described above.
[0019]
2 (f) is a rear view of the plug connector 52, and FIG. d Similar grooves are formed at corresponding positions of the vertical groove 102, the horizontal slit 105, and the recess 106 of the thick portion 101 below the front view of FIG. That is, a vertical groove 111 (shown by a dotted line) is formed upward from the lower end of the lower thick portion 101, a lateral slit 112 is formed in the right direction in the middle of the thick portion 101, and its tip is at the bottom. A recess 113 is provided in the bottom. The angle at which the lateral slit 112 is formed is the same angle as the lateral slit 105 on the front side. The vertical groove 111, the horizontal slit 112, and the recess 113 of the thick portion 101 guide the positioning pin 42 provided on the pin front insert 32 of the receptacle connector 21.
[0020]
Next, a fitting and fixing function between the receptacle connector 21 and the plug connector 52 will be described. First, by aligning the positioning protrusion 31 on the inner surface of the tip end of the pin shell 28 of the receptacle connector 21 with the positioning groove 71 provided in the axial direction from the tip of the socket insert A61 of the plug connector 52, the pin contact of the receptacle connector 21 is achieved. The socket contacts 62 and 63 of the plug connector 52 are aligned with the plug connectors 52, and the plug connector 52 is inserted into the receptacle connector 21.
[0021]
This insertion is pushed by holding the socket shell 53 of the plug connector 52. When the insertion of both becomes deeper, the positioning pins 41, 42 press-fitted into the pin front insert 32 of the receptacle connector 21 in the process. Are inserted into the longitudinal grooves 102 and 111 of the socket shell 53 of the plug connector 52, respectively, and when both are completely pushed in, the positioning pins 41 and 42 have lateral slits 105 and 105 extending in the lateral direction from the longitudinal grooves 102 and 111, respectively. Inserted up to position 112. At this time, the positioning pin 75 of the socket insert A61 is also pushed up to the entrance of the lateral slit 107.
[0022]
When the socket shell 53 of the plug connector 52 is rotated to the right in this state, the positioning pins 41 and 42 of the receptacle connector 21 are the lateral slits 105 and 112 of the plug connector 52, and the positioning pin 75 of the plug connector 52 is the lateral slit. 107 is moved relatively to enter the tip of each lateral slit. When the operating force is removed from the socket shell 53 of the plug connector 52 in this state, that is, when the hand is released from the socket shell 53, the gap between the flange 54 of the socket shell 53 of the plug connector 52 and the stepped portion 72 of the socket insert A61 until now. The coil spring 92 that has been inserted and compressed to push up the socket shell 53 by its restoring force, and the positioning pins 41 and 42 of the receptacle connector 21 are inserted into the recesses 106 and 113 of the lateral slits 105 and 112 of the plug connector 52, and The positioning pin 75 of the plug connector 52 is in a state where it falls into the recess 108 of the lateral slit 107. Therefore, the fitting state of both is reliably maintained.
[0023]
In addition, you may form the horizontal slits 105 and 112 formed in the thick part 101 of the socket shell 53, and its hollow 106.113 not as a slit but as a groove | channel where a notch is not visible on the surface.
Further, in the fitting state of both, the contact portion 69 of the ground contact 65 of the plug connector 52 contacts the inner surface of the pin shell 28 of the receptacle connector 21. Do The shield wire can be reliably dropped to the ground.
When removing this fitting, the socket shell 53 of the plug connector 52 is pushed in a little, the positioning pins 41, 42, 75 are lifted from the recesses 106, 113, 108, and then rotated to the left side. The positioning pins 41 and 42 and the positioning pins 75 of the plug connector 52 are aligned with the positions of the vertical grooves 102 and 111 and the vertical slit 104, and the plug connector 52 is removed from the receptacle connector 21.
[0024]
Next, a shorting plug that is fitted to short-circuit the pin contacts 33 and 34 of the receptacle connector 21 will be described with reference to FIG.
5 (a) is a top view, FIG. 5 (b) is an AA sectional view of FIG. 5 (a), FIG. 5 (c) is a BB sectional view of FIG. 4 (b), and FIG. Is a bottom view, FIG. 5 (e) is a front view, and FIG. 5 (f) is a rear view.
In FIG. 5, 121 is a shorting plug, 122 is a substantially cylindrical shorting shell, and a flange 123 is provided on the inner peripheral surface slightly above. 124 is a shorting mold made of an insulating material. Below the fitting portion of the receptacle connector 21, two cylindrical space portions 127 to which the two terminals 126 of the shorting contact are attached and the two terminals 126 are provided. A fitting hole 129 into which the connecting portion 128 is fitted is provided.
[0025]
In addition, a positioning groove 130 is provided in the axial direction of the outer periphery on the fitting side of the shorting mold 124, and a positioning groove 130 into which the positioning protrusion 31 on the inner surface of the front end of the pin shell 28 of the receptacle connector 21 is inserted. A flange 131 that engages with the flange 123 of the shell 122 is formed, and a positioning pin 132 that engages with a groove or slit provided in the shorting shell 122 described later is press-fitted.
Reference numeral 133 denotes a cap attached to the rear end of the shorting shell 122 by press fitting or the like. The cap 133 is provided with a female threaded portion 134 at the center and small holes 135 on the left and right. This is a screw hole or the like for attaching an attaching / detaching jig when attaching / detaching the shorting shell 122 to / from the receptacle connector 21.
[0026]
136 is a coil spring having a small number of turns, for example, two turns, and the rear end of the shorting mold 124. No buttocks 131 And the cap 133, the shorting mold 124 is always pushed downward.
The shorting shell 122 includes longitudinal grooves 102 and 111, longitudinal slits 104, lateral slits 105, 112, and 107 and recesses 106, 113, and 108 that are provided in the socket shell 53 of the plug connector 52. A depression is provided. That is, the longitudinal grooves 137, 138, the longitudinal slit 139, the lateral slits 140, 141, 142 and the recesses 143, 144, 145.
[0027]
Similar to the description of the plug connector 52, these grooves, slits, and recesses are engaged with the receptacle connector 21 by the positioning pins 41 and 42 of the receptacle connector 21 and the positioning pins 132 provided in the shorting mold 124. The shorting plug 121 is fitted and fixed.
Note that the shorting contact 125 described above is a front view of FIG. 6A (partially cut to understand the structure of the connecting portion), a top view of FIG. 6B, and a side view of FIG. 6C. 6 and the bottom view of FIG. 6D, the connection portion 128 of the terminals 126 and 126 is inserted into the fitting hole 129 of the shorting mold 124 formed in an angular U shape. . Further, the arrow-shaped fitting portions 146 and 146 protruding below the terminal 126 are fitted into the lower groove 147 of the space portion 127 of the shorting mold 124.
[0028]
FIG. 7 shows an attaching / detaching jig 151, and an outline of the structure will be described. 7 (a) is a top view, FIG. 7 (b) is a front view, FIG. 7 (c) is an AA cross-sectional view of FIG. 7 (a), FIG. 7 (d) is a side view, and FIG. Is a bottom view. In FIG. 7, reference numeral 152 denotes a detachable screw, which is provided with a rotation operation portion 153 at the upper end portion and a male screw portion 155 at the lower end portion via a shaft portion 154. Reference numeral 156 denotes a detachable body provided with a guide hole 157 for guiding the shaft portion 154 of the detachable screw 152 at a substantially central portion, and a female screw portion 158 into which the male screw portion 155 of the detachable screw 152 is screwed at the lower end portion. Reference numeral 159 denotes an E-shaped retaining ring which is fitted into a groove 161 formed on the top of the neck detail 160 of the attaching / detaching screw 152 and restricts the vertical movement range of the attaching / detaching screw 152 relative to the attaching / detaching body 156. Reference numeral 162 denotes two parallel pins that are press-fitted into the lower end of the detachable body 156.
[0029]
The attaching / detaching operation of the shorting plug 121 with respect to the receptacle connector 21 is performed by inserting the two parallel pins of the attaching / detaching jig 151 into the two small holes 135 provided in the cap 133 of the shorting plug 121 and rotating the attaching / detaching screw 152. The male screw portion 155 protrudes downward and is screwed into the female screw portion 134 of the cap 133 of the shorting plug 121. After the shorting plug 121 is fitted to the receptacle connector 21, the detachable body 156 is pushed downward. In this state, the horizontal slits 140 and 141 of the shorting plug 121 are set to the positioning pins 41 and 42 of the receptacle connector 21 and the shorting shell 122 is set to the positioning pins 132 of the shorting mold 124. Move each Each positioning pin 41,42,132 engaged with each recess 143, 144, 145.
[0030]
Thereafter, the attaching / detaching jig 151 is removed from the shorting plug 121. Further, when the shorting plug 121 is removed from the receptacle connector 21, it is performed by an operation reverse to the aforementioned mounting.
In the above description, the detachable jig 151 is used in order to minimize the height of the shorting plug 121. However, if there is a margin in the height, the cap 133 of the shorting plug 121 is used. For example, operation portions such as rod-shaped handles 55 and 56 formed in the socket shell 53 of the plug connector 52 shown in FIG. 2 may be provided on the upper surface portion.
[0031]
【The invention's effect】
As described above in detail, the connector fixing and fixing structure according to the present invention does not require the use of a coupling ring as in the prior art, so the length or height of the receptacle connector and the plug connector can be reduced, Space saving of the mounting portion can be achieved. In addition, despite the fact that both can be easily fixed together, it has a highly reliable fixing structure that is secure and does not loosen against vibrations, and prevents erroneous fitting during fitting. It has the effect of being able to.
[Brief description of the drawings]
FIG. 1 is a top view, an AA sectional view, a side view, a BB sectional view, and a CC sectional view showing an embodiment of a receptacle connector according to the present invention.
FIG. 2 is a top view, an AA sectional view, a bottom view, a BB sectional view, a front view, and a rear view showing an embodiment of a plug connector according to the present invention.
FIG. 3 is a top view, an AA sectional view, a bottom view, a BB sectional view, and a CC sectional view showing an embodiment of a socket insert A used in the plug connector according to the present invention.
4 is a top view, an AA sectional view, a BB sectional view, and a bottom view showing an embodiment of a socket insert B used in the plug connector according to the present invention. FIG.
FIG. 5 is a top view, an AA sectional view, a BB sectional view, a bottom view, a front view, and a rear view showing an embodiment of a shorting plug according to the present invention.
6 is a front view, a top view, a side view, and a bottom view showing one embodiment of a shorting contact used in a shorting plug according to the present invention. FIG.
FIG. 7 is a top view, a front view, a cross-sectional view taken along line AA, a side view, and a bottom view showing an embodiment of a detaching jig for attaching and detaching a shorting plug according to the present invention to and from a receptacle connector. .
FIG. 8 is a perspective view of a receptacle connector and a plug connector showing an example of a fitting structure of a conventional round multi-core connector.
[Explanation of symbols]
1,52 plug connector
2,21 Receptacle connector
3 Plug shell
4 Socket contact
5 Plug block
6,7,8,9 Projection
10 Coupling ring
11 Receptacle shell
12, 33, 34 pin contact
13, 14, 15, 16 Mating groove
17 Male thread
22 Body case
23, 30, 54 Flange
24 Space
25, 27 Female thread
26 Mounting female thread
28 pin shell
29 Buttocks
31 Protrusion for positioning
32-pin front insert
35 pin contact buttocks
36-pin front insert step
Rear end of 37-pin contact
38 pin rear insert
39 Fixing nut
40 Friction washer
41, 42 Positioning pin
43,83 2-core shielded cable
44, 93 Cable core
45 Clamp
46 Mounting screw
47 Spring washer
48 lug terminal
49 Gasket
50 O-ring
51 Urethane mold
53 Socket Shell
55, 56 Handle
57 Handle groove
61 Socket Insert A
62, 63 Socket contact
64 Socket contact insertion hole
65 Earth contact
66 Ground contact insertion hole
67 Notch
68 Cylindrical space
69 Contact part of earth contact
70 Groove of socket insert A
71 Positioning groove
72 Step of socket insert A
73 Locking groove
74 Protrusion
75 Positioning pin
76 Small hole for press-fitting of positioning pin
81 Socket insert B
82 Protrusion
84 Notch
85, 86, 87 Slit
88 Locking claw
89 Locking part
91 Friction washer
92 Coil spring
94 Shield Braiding
95 Space
101 Thick part of socket shell
102, 111, 137, 138 Longitudinal groove
103 Thin part of socket shell
104,139 Vertical slit
105, 107, 112, 140, 141, 142 Horizontal slit
106,108,113,143,144,145 depression
121 Shorting plug
122 Shorting Shell
123 Flange
124 shorting mold
125 shorting contact
126 Shorting contact terminals
127 Shorting mold space
128 Shorting contact joint
129 Mating hole
130 Positioning groove
131 buttock
132 Positioning pin
133 cap
134 Female thread
135 small hole
136 Coil spring
146 Yahatabe of shorting contact
147 Lower groove
151 Detachment jig
152 Removable screw
153 Rotation operation part
154 Shaft
155 Male thread
156 Detachable body
157 Guide hole
158 Female thread
159 E-type retaining ring
160 Neck Detail
161 groove
162 parallel pins

Claims (2)

A socket insert mounted with a plurality of socket contacts that are urged by a spring pressure in the axial direction of the front end of the socket shell and pivotable with respect to the socket shell; A plug connector with
A receptacle connector comprising a main body case, a pin shell provided at a substantially central portion of the main body case, and a pin insert having a plurality of pin contacts connected to the plurality of socket contacts inside the pin shell. Connector,
A positioning protrusion provided at an inner peripheral front end of the pin shell of the receptacle connector ;
A pair of engaging pins provided opposite to the outer peripheral rear portion of the Pinsheru,
A positioning groove provided so as to engage the positioning projections formed on the inner peripheral front portion of the Pinsheru axially on the outer peripheral surface from the front end of the socket insert of said plug connector,
In a position facing the front end inner peripheral surface of the socket shell, in the axial direction from the front end of the socket shell the pair of the engaging pin provided on the outer peripheral rear portion is provided so as to engage the Pinsheru A groove which is formed to have a required length in the circumferential direction and then has a depression below the end ,
A positioning pin provided in the middle portion of the socket insert,
An end portion provided in the circumferential direction of the socket shell for guiding and positioning the positioning pin to regulate and fix the rotation range of the socket shell according to a required length in the circumferential direction of the groove and a pulse lit that having a recess,
After allowed fitting the plug connector to the receptacle connector, wherein the allowed rotation of the socket shell of the plug connector, a pair of the provided opposite to the outer peripheral rear portion of the Pinsheru into the groove of the socket shell the engaging pin engaging mating closing Rutotomoni, fitting fixing structure of a connector of the positioning pins so as to fix the fitting tighten engage in recesses of the slit. A shorting contact which is biased by a spring pressure in the direction of the front end axis of the shorting shell and is pivotable with respect to the shorting shell is attached to the shorting shell and the shorting shell. A shorting plug with a shorting mold;
Composed of a receptacle connector having a pin insert multiple pin contacts are mounted to the plurality of shorting contacts inside the Pinsheru and said Pinsheru provided at a substantially central portion of the main body case and the body case is connected Connector,
A positioning protrusion provided at an inner peripheral front end of the pin shell of the receptacle connector ;
A pair of engaging pins provided opposite to the outer peripheral rear portion of the Pinsheru,
Said shorting said shorting mold outer peripheral surface in the positioning groove provided so as to engage the positioning projections formed on the inner peripheral front portion of the Pinsheru from its front end in the axial direction of the plug,
Axis in a position facing the front end inner peripheral surface of the shorting shell, from the front end of the shorting shell which is provided to a pair of the engaging pin provided on the outer peripheral rear portion of the Pinsheru engages A groove that rises in the direction and is formed in a required length in the circumferential direction and has a depression below the end ,
A positioning pin provided in an intermediate portion of the shorting mold;
An end provided in the circumferential direction of the shorting shell for guiding the positioning pin to restrict and fix the rotation range of the shorting shell according to a required length in the circumferential direction of the groove and a slit having a recess section,
After allowed fitting the shorting plug into the receptacle connector, it allowed rotating the shorting shell of the shorting plug, provided to face the outer peripheral rear portion of the Pinsheru into the groove of the short-shell a pair of the engaging pin engaging mating closing Rutotomoni, fitting fixing structure of a connector of the positioning pins so as to fix the fitting tighten engage in recesses of the slit.

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