JP4580858B2 - connector - Google Patents

Description

  The present invention relates to a connector in which a plurality of different types of connectors are provided in one case with the same insertion / extraction direction.

  Conventionally, mobile phones can be charged from the car cigar socket, mobile phones can be used hands-free in the car, and music played on the mobile phone can be enjoyed via in-car audio devices. Although it is possible to connect it with a cable with an adapter or an on-vehicle compatible device, since the cable is directly attached to the mobile phone, there is a problem that it is troublesome to remove and reattach it.

  Therefore, by incorporating a relay connector (adapter) between the mobile phone and the cable into the mobile phone holder or charging stand for in-vehicle use, it is not necessary to attach the cable directly to the mobile phone, so the mobile phone can be used without any hassle in the car. become able to. However, it is necessary to provide a plurality of different types of connectors for the relay connector with the same insertion / extraction direction. In this case, the insertion amount (fitting amount) with the mating connector on the mobile phone side differs between the various connectors, and there is a step difference in the output. Therefore, there is a problem that insertion becomes more difficult as the connector is inserted later (as the connector is inserted into the counterpart connector on the mobile phone side is shorter).

  The present invention has been made in view of the above problems, and provides a connector that can be easily inserted into a mating connector on the portable terminal side such as a mobile phone even if a plurality of different types of connectors are provided in one case with the same insertion / extraction direction. The purpose is to do.

According to the first aspect of the present invention, a plurality of different types of connectors are provided in one case in the same insertion / extraction direction, and the plurality of connectors are inserted into respective mating connectors provided on the same surface of one portable terminal. An elastic member that attaches one connector with the shortest insertion amount to the mating connector to the case so as to be movable in the insertion / removal direction and constantly urges one connector in the insertion direction to push it forward from the other connector in the insertion direction. And an interchangeable gap in a direction perpendicular to the insertion / extraction direction is provided between the other connector and the case . The connector with the shortest insertion amount to the mating connector is attached to the case so as to be movable in the insertion / removal direction, and an elastic member is provided to constantly urge one connector in the insertion direction and push it forward from the other connector in the insertion direction. One connector that is originally inserted last due to the configuration can be fitted to the mating connector before other connectors, so that a connector such as a mobile phone having a plurality of different types of connectors in one case with the same insertion / extraction direction can be carried. It can be easily inserted into the mating connector on the terminal side. Further, by providing a gap between the other connector and the case in a direction perpendicular to the insertion / removal direction, another connector inserted into the mating connector after one connector is orthogonal to the insertion / removal direction due to the gap. Can be moved slightly, the pitch adjustment with one connector can be performed, and a connector having a plurality of different types of connectors in one case aligned in the insertion / extraction direction to a mating connector on the portable terminal side such as a cellular phone. The insertion force can be reduced.

The invention according to claim 2 of the present invention in the invention according to the claim 1, the first connector is a mini USB plug, but the insertion of other connectors than the mini USB plug to mating connector is long plug This configuration can be applied to a portable terminal such as a mobile phone having a mating connector of a mini USB plug and a mating connector of a plug whose insertion amount into the mating connector is longer than the mini USB plug.

The invention according to claim 3 of the present invention is the plug according to the invention according to claim 2 , wherein the other connector is a plug in which a round earphone plug and a DC power plug are integrated with the insertion / extraction direction aligned. The present invention can be applied to a portable terminal such as a cellular phone having a mini USB plug mating connector (mini USB socket), an earphone plug mating connector (earphone jack), and a DC power plug mating connector (DC power jack).

The invention according to claim 4 of the present invention is the invention according to claim 3 , wherein the same mini USB socket as the mating connector of the mini USB plug, the same earphone jack as the mating connector of the earphone plug, and the DC power supply in one case The same DC power jack as the mating connector of the plug is provided with the same insertion / extraction direction, and the mini USB socket, earphone jack, and DC power jack are mounted on one printed wiring board built in one case. Connect the USB plug, earphone plug, and DC power plug to the printed wiring board through the wires, and connect the mini USB plug and mini USB socket, earphone plug and earphone jack, DC power plug and DC power jack, Each is electrically connected. With this configuration, a relay connector (adapter) between a portable terminal such as a cellular phone and a cable can be obtained.

According to a fifth aspect of the present invention, in the invention according to the fourth aspect , the electric wire connecting the mini USB plug to the printed wiring board is provided with a slack more than the moving distance of the mini USB plug. With this configuration, the mini USB plug, which is one connector, can be moved in the insertion / removal direction while being electrically connected to the same mini USB socket as the mating connector.

  According to the present invention, it is possible to provide a connector that can be easily inserted into a mating connector on the mobile terminal side such as a mobile phone even if a plurality of different types of connectors are provided in one case with the same insertion / extraction direction.

  Embodiments of the present invention will be described below with reference to the drawings. 1 is a perspective view of the relay connector according to the embodiment of the present invention in a state where the upper case is removed, FIG. 2 is a perspective view of only the plug side portion of FIG. 1 disassembled, and FIG. 3 is a view of the plug side portion of FIG. FIG. 4 is an explanatory plan view, and FIG. 4 is an explanatory front view of the plug side portion of FIG. In the following description, the arrow ab direction in FIG. 1 will be described as the up and down direction, the arrow cd direction as the left and right direction, and the arrow ef direction as the front and rear direction unless otherwise specified.

  This relay connector (adapter) 1 comprises a system connector (male) 5 in which a plurality of different types of connectors (male) 2, 3 and 4 are integrated on one side and aligned in the insertion / extraction direction, and the system is arranged on the other side. A system connector (female) 9 in which the same connectors (female) 6, 7, and 8 as the mating connectors of the constituent connectors 2, 3 and 4 of the connector (male) 5 are integrated and aligned is formed. Specifically, a plurality of different types of connectors having a mini USB socket, a round earphone jack, and a DC power supply jack arranged on one side of a mobile phone (not shown) on the front side of one rectangular parallelepiped case 10 as mating connectors. The system connector (male) 5 is configured by providing connectors, that is, a mini USB plug 2, a round earphone plug 3 and a DC power plug 4 with the same insertion / removal direction and the same arrangement and spacing as the mating connector. The same connector as the mating connector of each of the plugs 2, 3, 4 of the system connector (male) 5, that is, a mini USB socket 6, a round earphone jack 7, and a DC power supply jack 8 are provided on the rear side of the case 10. The system connector (female) 9 is configured with the same insertion / extraction direction and the same arrangement and spacing as the plugs 2, 3, 4.

  Here, the mini USB plug 2 is a molded connector formed by a flexible resin mold, and the mini USB plug 2 is configured such that a resin slider 11 is attached and fixed to a mold portion 2a having a rectangular parallelepiped outer shape. 11 is made of a resin material such as PTFE excellent in slipperiness, such as PTFE, has the same length as the mold part 2a, and has a rectangular cylindrical slider main body 11a that can be fitted inside the mold part 2a; A rectangular axial front stopper 11b projecting along the axial center line of the slider main body 11a at the upper and lower intermediate portions at the rear end portions of the left and right side surfaces of the slider main body 11a, and a front stopper provided flush with the rear end surface of the slider main body 11a A rear stopper 11c that also serves as a round pin-shaped spring guide that protrudes rearward from the rear end face of 11b on the same axis as the front stopper 11b is integrally formed. Then, the slider body 11a of the slider 11 is fitted to the outer side of the mold part 2a of the mini USB plug 2 and bonded, fixed, and integrated, so that the entire surface from the front end to the rear end of the mold part 2a of the mini USB plug 2 can be slid. In addition to covering with a resin (slider main body 11a) excellent in performance, a rectangular axial front stopper 11b is inserted at the rear end of the left and right side surfaces of the mold portion 2a of the mini USB plug 2 in the middle of the mini USB plug 2 And projecting from the rear end surface of the front stopper 11b provided flush with the rear end surface of the mold portion 2a of the mini USB plug 2 (the rear end surface of the mini USB plug 2). The stopper 11c is configured to project on the same axis as the front stopper 11b. The mini USB plug 2 is exposed by projecting a mini USB plug main body 2b from the front end side of the mold portion 2a to which the slider 11 is attached and fixed.

  The earphone plug 3 and the DC power supply plug 4 are integrated in parallel so as to align the insertion / extraction direction with a flexible resin mold, and constitute a single pin (round) plug (mold connector) 12. A frame plate 13 is mounted and fixed to a mold portion 12a having an outer shape of the pin plug 12 having a rectangular parallelepiped shape. The frame body 13 is made of a hard resin material such as PE, and has a rectangular annular shape that can be fitted to the outside of the mold portion 12a. Is formed. The frame plate 13 is fitted to the outside of the mold portion 12a until it contacts the stopper 12b protruding from the front of the pin plug 12 on the upper and lower side surfaces of the mold portion 12a, and the front side surface of the frame plate 13 faces the front end surface of the mold portion 12a. By fixing and integrating at a single fitting position, a flange portion that projects outward is integrally provided on the entire circumference of the front end portion of the mold portion 12a of the pin plug 12. The pin plug 12 is exposed by projecting the plug pin 3a of the earphone plug 3 and the plug pin 4a of the DC power plug 4 in parallel from the front end side of the mold portion 12a to which the frame plate 13 is mounted and fixed.

  The mini USB socket 6, earphone jack 7 and DC power jack 8 are plugged into the rectangular printed circuit board 14 which can be installed in the rear part of the case 10 with the plug insertion openings facing rearward and the respective plugs inserted. The mouth end is mounted side by side so as to protrude from the rear edge of the printed wiring board 14.

  The case 10 includes a lower case 10A made of resin and an upper case 10B made of resin that is bonded and fixed to the lower case 10A. Since the lower case 10A and the upper case 10B have substantially the same structure (vertical symmetry) except that the printed wiring board 14 is mounted and fixed to either one of them, the structure of the lower case 10A will be described and the structure of the upper case 10B will be described. Omitted.

  A U-shaped first cutout 15 and a second cutout 16 that are open upward on the front side surface of the lower case 10A are provided side by side, and the lower case 10A is provided on the inner front portion of the lower case 10A. A first plug housing portion whose upper surface and rear surface are opened by partition walls 17, 18, 19 standing in a rib shape from the inner bottom surface, and whose front surface is opened to the outside of the lower case 10 </ b> A via the first notch 15. 20 and a second plug housing portion 21 having an upper surface opened and a front surface opened to the outside via the second notch 16 are adjacently defined. In addition, the partition walls 17 and 18 erected in parallel in the front-rear direction on the left and right sides of the first plug housing portion 20 are provided with notches 17a and 18a for lowering the height of the rear part from the height of the front part, The upper and front surfaces of the partition walls 17 and 18 are opened by left and right partition walls 22 and 23 that are U-shaped in a plan view that is erected in a rib shape from the inner bottom surface of the lower case 10A. The left and right spring accommodating portions 24 and 25 are defined in series. Further, a circumferential groove 26 is provided along the circumferential side surface of the front end portion of the second plug housing portion 21.

  Then, the lower half of the mold part 12a of the pin plug 12 is attached to the second plug housing part 21 defined on the right side inside the front part of the lower case 10A, and the lower part of the frame plate 13 attached and fixed to the mold part 12a. The second plug housing portion 21 is inserted into the lower half of the mold portion 12a as shown in FIGS. 3 and 4 (left and right side surfaces, lower side surfaces). , The outer side of the mold part 12a is slightly larger than the outer shape of the lower half, and the circumferential groove 26 is excluded from the front side and the rear side of the lower half of the frame plate 13. It is formed slightly larger than the outer shape of the frame plate 13 so as to provide a gap between the left and right side surfaces and the lower side surface (outer peripheral side surface). As a result, the pin plug 12 is inserted and removed between the mold portion 12a to which the frame plate 13 of the pin plug 12 is mounted and fixed and the plug housing portion 21 of the lower case 10A in which the mold portion 12a is fitted through the circumferential groove 26 (front and rear). Interchange gaps S1 and S2 are provided for slight movement only in the vertical and horizontal directions orthogonal to the direction.

  Thus, the pin plug 12 has a frame in which the mold portion 12a is mounted and fixed to the mold portion 12a between the second plug housing portion 21 of the lower case 10A and the corresponding second plug housing portion of the upper case 10B. In a state where the plate 13 is sandwiched between the circumferential groove 26 of the lower case 10A and the circumferential groove of the upper case 10B, the position in the insertion / extraction direction (front-rear direction) is fixed with respect to the case 10, It is attached so that it can be moved slightly only in the direction orthogonal to the insertion / extraction direction within the range of the accommodation gaps S1, S2. In this way, the pin plug 12 attached to the case 10 includes the plug pin 3a of the earphone plug 3 and the plug pin 4a of the DC power plug 4 as the second notch 16 of the lower case 10A and the corresponding second notch of the upper case 10B. From the right side of the case 10, that is, from the right side of the front side surface of the case 10, protrudes in parallel toward the front by a length corresponding to the amount of insertion into the mating connector. In this case, since the earphone plug 3 has a longer insertion amount of the plug pin 3a of the earphone plug 3 and the plug pin 4a of the plug 4 for DC power supply 4 into the respective mating connectors, the plug pin 3a of the earphone plug 3 and the plug pin of the plug 4 for DC power supply 4 The protrusion length from the front side surface of each case 10 of 4a becomes longer in the earphone plug 3.

  Further, a lower half of the mold part 2a in which the slider 11 of the mini USB plug 2 is mounted and fixed to the first plug housing part 20 formed on the left side inside the front part of the lower case 10A is provided in the mold part 2a. In addition, the lower half of each front stopper 11b is fitted in the notches 17a and 18a of the partition walls 17 and 18 so as to be movable in the insertion / removal direction (front-rear direction), and the rear end surface of each front stopper 11b and Compression coil springs 27 and 28, which are elastic members, are provided between the opposing partition walls 22 and 23, respectively, with the respective rear stoppers 11c inserted inward, and the mini USB plug 2 is connected by the compression coil springs 27 and 28. Always energized in the insertion direction (forward).

  Thus, in the mini USB plug 2, the mold portion 2a to which the slider 11 is mounted is fixed between the first plug accommodating portion 20 of the lower case 10A and the corresponding first plug accommodating portion of the upper case 10B. The front and rear stoppers 11b and 11c and the compression coil springs 27 and 28 of the portion 2a are connected to the notches 17a and 18a of the partition walls 17 and 18 of the lower case 10A and the spring housing portions 24 and 25 in the partition walls 22 and 23 and the corresponding upper case. In the state of being sandwiched between the notch of the partition wall of 10B and the spring accommodating portion in the partition wall, in the insertion / removal direction (front / rear direction) within the movable range of each of the front / rear stoppers 11b, 11c with respect to the case 10 While being attached movably, each compression coil spring 27, 28 is always urged in the insertion direction (forward). When the mini USB plug 2 attached to the case 10 is not connected to the mating connector, the front end surfaces of the front stoppers 11b of the lower case 10A are compressed by the compression coil springs 27 and 28 as shown by the solid lines in FIGS. The front end step surface of the notches 17a and 18a of the partition walls 17 and 18 and the front end step surface of the notch of the upper case 10B corresponding to the notches are pushed to a position where the movement in the insertion direction (forward) is restricted, and the mold The front side portion of the portion 2a and the mini USB plug main body 2b are moved forward from between the first cutout 15 of the lower case 10A and the corresponding first cutout of the upper case 10B, that is, from the left side portion of the front side surface of the case 10. The pin plug 12 protrudes in parallel with the plug pin 3a of the earphone plug 3 of the pin plug 12 and the plug pin 4a of the plug 4 for DC power supply. As shown by the phantom lines in FIG. 3, the compression coil springs 27 and 28 are compressed against the urging force and the rear ends of the rear stoppers 11b are separated from the partition walls 22 and 23, respectively, as shown by the phantom lines in FIG. Is pushed into a position where movement in the removal direction (rear) is restricted, the front end of the mold part 2a is flush with the front side surface of the case 10, and only the mini USB plug main body 2b is attached to the lower case 10A. The plug pin 3a of the earphone plug 3 of the pin plug 12 and the DC power source from between the first notch 15 and the corresponding first notch of the upper case 10B, that is, from the left side of the front side surface of the case 10 to the front. The plug 4 protrudes in parallel with the plug pin 4a of the plug 4. In this case, the amount of insertion of the mini USB plug 2 into the mating connector of the mini USB plug main body 2a is shorter than the amount of insertion of the plug pin 4a of the DC power plug 4 into the mating connector (the connector 2 of the system connector (male) 5). 3 and 4), the length of the mini USB plug 2 protruding from the front side of the case 10 of the mini USB plug body 2a in the connected state (completely inserted state) with the mating connector (insertion into the mating connector) The length corresponding to the amount) is shorter than the protruding length of the plug pin 4a of the DC power source plug 4 from the front side surface of the case 10 by a predetermined dimension T1 (of the connector 2, 3, 4 of the system connector (male) 5). However, the mini-USB plug body 2a of the mini-USB plug 2 has its insertion side end (tip) at the non-connection state with the mating connector. Insertion side end portion of the plug pins 3a of Yahonpuragu 3 (tip) insertion direction than (the front) made to protrude by a predetermined distance T2.

  Further, the printed wiring board 14 is mounted and fixed to the inner rear part of the lower case 10A. The mini USB socket 6, the earphone jack 7 and the DC power jack 8 mounted on the printed wiring board 14 are connected to the plug insertion port side ends. Three notch portions (not shown) provided to be opened upward on the rear side surface of the lower case 10A, and three not shown portions provided correspondingly to the rear side surface of the upper case 10B. The mini USB socket 6, the earphone jack 7 and the DC power supply jack 8 are inserted into the notches, and the plug insertion openings of the rear case 10A are provided with three notches on the rear side of the lower case 10A and the corresponding upper case 10B. Opened from between the three notches on the side toward the back of the case 10, for mini USB socket 6, earphone jack 7 and DC power supply Each plug insertion opening of the jack 8 in substantially flush to the side surface of the case 10 are disposed side-by-side.

  The mini USB plug 2, the earphone plug 3 of the pin plug 12, and the DC power plug 4 are electrically connected to the printed wiring board 14 through the lead wires 29, 30, and 31, respectively, inside the case 1. The USB plug 2 and the mini USB socket 6 are electrically connected, the earphone plug 3 and the earphone jack 7 are electrically connected, and the DC power plug 4 and the DC power jack 8 are electrically connected. Yes. In this case, the lead wire 29 that electrically connects the mini USB plug 2 and the mini USB socket 6 is provided with a slack 29a that is at least the moving distance of the mini USB plug 2, and the mini USB plug 2 moves in the insertion / removal direction (front-rear direction). It can be done.

  The relay connector 1 configured as described above has a DC power supply plug (which is connected to a car power supply cigar socket and a mobile phone connected to a DC power jack 8 of the system connector (female) 9 at one end of this cable ( This is a cable that connects an in-vehicle audio device, FM transmitter, or the like to a mobile phone, for example, to the earphone jack 7 of the system connector (female) 9. Are connected via an earphone plug (originally connected to an earphone jack of a mobile phone) provided at one end of the mobile phone, and further connected to a mini USB socket 6 of the system connector (female) 9 with, for example, an in-vehicle hands-free unit or a car navigation unit A connection cable to the mobile phone was provided at one end of this cable Connected via a USB plug (originally connected to the mini UEB socket of the mobile phone) and placed in this state in this state, the mobile phone and the vehicle-mounted cigar socket, audio equipment, FM transmitter, etc. The connection to the hands-free unit, the car navigation unit, etc. is performed by connecting the mini USB plug 2 (mini USB plug body 2b) of the system connector (male) 5 of the relay connector 1 and the earphone plug 3 (plug pin 3a of the earphone plug 3) and the DC power source. Plug 4 (plug pin 4a of DC power supply plug 4) can be performed simply by inserting it into a mini USB socket, earphone jack and DC power supply jack provided on one side of the mobile phone. The above-mentioned various adapters and on-vehicle compatible devices can also be disconnected from the relay connector 1 This is done by simply pulling out the mini USB plug 2, earphone plug 3, and DC power plug 4 of the male connector 5 from the mini USB socket, earphone jack, and DC power jack provided on one side of the mobile phone. Can do. For this reason, the use of the relay connector 1 eliminates the need to directly attach a cable to the mobile phone, so that the mobile phone can be used in the vehicle without trouble.

  In addition, the mini USB plug 2, the earphone plug 3, and the DC power plug 4 of the system connector (male) 5 of the relay connector 1 are connected to a mini USB socket, an earphone jack, and a DC power jack disposed on one side of the mobile phone. At the time of insertion, the amount of insertion into the mating connector is shorter than the earphone plug 3 and the DC power plug 4 (other plug), and the protruding length from the front side of the case 10 is originally for the earphone plug 3 and the DC power supply. After the earphone plug 3 and the DC power supply plug 4 are inserted into the mating connector, the mini USB plug 2 (1 plug) that is finally inserted into the mating connector is inserted into and removed from the case 10 (front-rear direction). ) Is movably attached, and is always urged in the insertion direction (forward) by the respective compression coil springs 27 and 28, and the earphone plastic when not connected. 3 and the DC power plug 4 are pushed forward in the insertion direction, so that the mini USB plug 2 can be aligned and fitted to the mating connector before the earphone plug 3 and the DC power plug 4, As long as the USB plug 2 is fitted to the mating connector, the earphone plug 3 and the DC power plug 4 (pin plug 12) are vertically and horizontally orthogonal to the insertion / removal direction by the interchange gaps S1 and S2 provided between the case 10 and The earphone plug 3 can be moved slightly in the direction and the mold portion 12a in which the earphone plug 3 and the DC power source plug 4 are integrated is flexible, so that the earphone plug 3 with respect to the mini USB plug 2 previously inserted into the mating connector is used. And the pitch of the DC power plug 4 and the pitch adjustment between the earphone plug 3 and the DC power plug 4 can be easily performed. The mini USB plug 2, earphone plug 3, and DC power plug 4 of the system connector (male) 5 of the relay connector 1 are arranged on one side of the mobile phone because they can be aligned and fitted to the hand connector. It can be easily inserted into a USB socket, earphone jack and DC power jack with a small insertion force. Furthermore, the mini USB plug 2 is difficult to insert into the mating connector as compared with the pin type plug such as the earphone plug 3 or the DC power plug 4 because of the plug shape alone, so the mini USB plug 2 is connected to the earphone plug 3 and the DC power source. Positioning and fitting to the mating connector prior to the plug 4 is extremely effective in facilitating the insertion of the system connector (male) 5 of the relay connector 1 into the mating connector.

  Thus, the mini USB plug 2, the earphone plug 3, and the DC power plug 4 of the system connector (male) 5 of the relay connector 1 are respectively inserted side ends (the tip of the mini USB plug main body 2 b, the earphone plug 3. After the plug pin 3a tip and the tip of the plug pin 4a of the DC power plug 4 are aligned and fitted to the respective mating connectors in this order, the earphone plug 3 and the DC power plug 4 are the mating connectors. With this insertion, the mini USB plug 2 is pushed in the removal direction (rear) while compressing the compression coil springs 27 and 28 against the biasing force, and the rear end of each rear stopper 11b is connected to the partition wall 22, 23 is inserted into the mating connector at the time when the movement toward the removal direction (rear) is restricted against the closed end face of 23, and thereafter the mini USB plug 2 and the earphone While the lug 3 and the DC power plug 4 are simultaneously inserted into the respective mating connectors and are completely inserted, the mini USB plug 2 and the earphone plug 3 of the system connector (male) 5 of the relay connector 1 are completely inserted from this completely inserted state. When the DC power plug 4 is removed, the mini USB plug 2 extends the compression coil springs 27 and 28 in a state of being completely inserted into the mating connector as the earphone plug 3 and the DC power plug 4 are pulled out from the mating connector. However, the front end surface of each front stopper 11b is pulled out in the insertion direction (forward), and the front end step surfaces of the notches 17a and 18a of the partition walls 17 and 18 of the lower case 10A and the corresponding front end of the notch of the partition wall of the upper case 10B. It is pulled out from the mating connector at the point when it hits the stepped surface and movement in the insertion direction (forward) is restricted. USB plug 2 and the earphone plug 3 and a DC power plug 4 is of be removed is withdrawn simultaneously from each of the mating connector.

  The relay connector 1 can be used by being installed in the vehicle alone, but it is desirable to use it by incorporating it into a mobile phone holder or a charging stand for vehicle use.

  Although the present embodiment has shown an example of a preferred embodiment of the present invention, the present invention is not limited thereto, and various modifications can be made without departing from the scope of the present invention. For example, the connector configuration of the system connector (male) 5 and the connector configuration of the system connector (female) 9 of the relay connector 1 are appropriately changed to a connector configuration corresponding to a plurality of different types of connectors equipped on the mobile terminal side such as a mobile phone. can do.

It is a perspective view of the upper case removal state of the relay connector according to the embodiment of the present invention. It is a perspective view of the state which decomposed | disassembled only the plug side part of FIG. It is a plane explanatory view of the plug side part of FIG. It is front explanatory drawing of the plug side part of FIG.

1 Relay connector 2 Mini USB plug 3 Earphone plug 4 DC power plug 5 System connector (male)
6 Mini USB socket 7 Earphone jack 8 DC power jack 9 System connector (male)
14 Printed wiring board 27, 28 Compression coil spring (elastic member)
29, 30, 31 Lead wire 29a Loose S1, S2 Interchange gap

Claims (5)

In a connector in which a plurality of different types of connectors are provided in one case with the same insertion / extraction direction, and the plurality of connectors are inserted into respective mating connectors provided on the same surface of one portable terminal, the amount of insertion into the mating connector The shortest one connector is attached to the case so as to be movable in the insertion / removal direction, and an elastic member is provided to constantly urge the one connector in the insertion direction and push it forward from the other connector in the insertion direction . A connector characterized in that an interstitial gap in a direction perpendicular to the insertion / extraction direction is provided between them. First connector is a mini USB plug connector according to claim 1 insertion amount of the other connectors than the mini USB plug to mating connector is long plug. 3. The connector according to claim 2 , wherein the other connector is a plug in which a round earphone plug and a DC power supply plug are integrated in the same insertion / extraction direction. The same mini USB socket as the mating connector of the mini USB plug, the same earphone jack as the mating connector of the earphone plug, and the same DC power jack as the mating connector of the DC power plug are provided in the same case in the same insertion / extraction direction. These mini USB socket, earphone jack, and DC power jack are mounted on one printed wiring board built in one case, and the mini USB plug, earphone plug, and DC power plug are respectively printed via wires. The connector according to claim 3 , wherein the connector is connected to the board, and a mini USB plug and a mini USB socket, an earphone plug and an earphone jack, and a DC power plug and a DC power jack are electrically connected to each other. The connector according to claim 4 , wherein the electric wire connecting the mini USB plug to the printed wiring board is provided with a slack that is longer than the moving distance of the mini USB plug.

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