CN102823076A

CN102823076A - Joint connector

Info

Publication number: CN102823076A
Application number: CN201180016492.8A
Authority: CN
Inventors: 船寄祐辅
Original assignee: Honda Motor Co Ltd
Current assignee: Honda Motor Co Ltd
Priority date: 2010-03-29
Filing date: 2011-03-04
Publication date: 2012-12-12
Anticipated expiration: 2031-03-04
Also published as: CN102823076B; BR112012024269B1; WO2011122247A1; JP5622415B2; TWI443912B; TW201212404A; JP2011210486A; BR112012024269A2

Abstract

Disclosed is a joint connector (10) comprised of a first connector (16) having connection terminals (14) connected to a plurality of flexible cables (12), and a second connector (18) fitted with the first connector (16). The second connector (18) is comprised of a second housing (44) composed of a resin material, a plurality of bus bars (46a to 46c) retained on the inside of the second housing (44), and a seal member (48) provided on one end of the second housing (44). The seal member (48) is provided in a recessed portion (50) provided on one end of the second housing (44), and retains the vicinity of a connection portion (56) of each bus bar (46a to 46c) having a U-shaped section, within the recessed portion (50).

Description

Joint connector

Technical field

The present invention relates to a kind of joint connector that is used for the electric connecting part on the vehicle, and more specifically, the present invention relates to a kind of joint connector with waterproof construction.

Background technology

Up to now, joint connector comprises: connector shell, and it has the terminal member that is connected to electric wire; With the mating connector housing that is connected to this connector shell.This mating connector housing accommodates the bus that attaches dress through resin molded material therein, and this bus can be electrically connected to terminal member.When connector shell and mating connector housing are connected to each other; The part that has got into the connector shell in the mating connector housing is resisted against on the resin molded material and by resin molded material pushes; And terminal member and bus be electrically connected to each other (referring to; For example, the open No.2001-110511 of Japanese Laid-open).

In above-mentioned joint connector, under by the connector shell institute applied pressure that is connected to the mating connector housing, resin molded material can provide certain sealability.Yet, clearly do not indicate sealability and how to operate.Even sealability exists, following worry is arranged also: sealability can be according at the state that is connected between mating connector housing and the connector shell and also change according to the assembled state of the resin molded material that plays the containment member function.In addition, between bus and resin molded material, need sealability.In addition, bus and resin molded material link ground and constitute bus bulk, and said bus bulk is assembled on the inner wall surface of mating connector housing.As a result, the mating connector housing trends towards having bigger size.

Summary of the invention

The present invention makes in view of the above-mentioned difficulties problem.The purpose of this invention is to provide a kind of joint connector; Said joint connector prevents to be captured in water in this connector reliably and stably and between cavity, moves being used to increase sealability, and the structure of said joint connector is simplified to be used to reduce size.

According to the present invention described in the technical scheme 1, a kind of joint connector (10,150 is provided; 200); It comprises: first connector (16,154), and said first connector has a plurality of cavitys (32; 152), said a plurality of cavity can accommodate the splicing ear (14) of the terminal end that is connected to a plurality of electric wires therein; With second connector (18,156,202), said second connector accommodates bus (46a to 46c, 158 that can be connected to splicing ear (14) therein; 208), first connector (16,154) and second connector (18,156,202) cooperatively interact with splicing ear (14) and bus (46a to 46c; 158,208) be joined to one another, thus a plurality of electric wires be electrically connected to each other, wherein, second connector (18; 156,202) has the depressed part (50,166,204) that in the end relative, limits with the end that is connected to first connector (16,154); And in this depressed part (50,166,204), expose bus (46a to 46c, 158 are arranged; 208) at least a portion is furnished with in depressed part (50,166,204) and covers this depressed part (50 simultaneously; 166,204) sealing device (48,168,206).

According to the present invention described in the technical scheme 2, in according to technical scheme 1 described joint connector, sealing device (48; 168,206) processed by elastomeric material, said elastomeric material is encapsulated in depressed part (50; 166; 204) in and be molded in integratedly in the depressed part (50,166,204).

According to the present invention described in the technical scheme 3, in according to technical scheme 1 described joint connector, bus (46a to 46c, 158,208) comprises the terminal (54a that is connected to splicing ear (14); 54b, 160a to 160e, 216a, 216b) and with terminal (54a, 54b; 160a to 160e, 216a, the interconnective joint in end 216b) (56,172,214); Bus (46a to 46c, 158,208) has the joint of comprising (56,172,214) at least in interior part.

According to the present invention described in the technical scheme 4, in according to technical scheme 1 described joint connector, depressed part (204) extends to the position that first connector (16) and second connector (202) abut against each other from the end of second connector (202).

According to the present invention described in the technical scheme 5, in according to technical scheme 1 described joint connector, second connector (18; 156,202) have the shape of cross section of essentially rectangular, and depressed part (50; 166,204) has the shape of cross section of similar essentially rectangular.

According to the present invention described in the technical scheme 6; In according to technical scheme 1 described joint connector, joint connector (10,150; 200) in use the parts at high temperature remaining on Straddle riding type vehicle (80) use, and are used to connect O at least ₂In transducer (124), adjuster (112) and the injector (118) any.

According to the present invention described in the technical scheme 7; In according to technical scheme 1 described joint connector; Joint connector (10; 150,200) be used for connecting Straddle riding type vehicle (80) control unit of engine (110), be used to detect the gradient of Straddle riding type vehicle (80) inclination sensor (116), be used to control throttler valve aperture air throttle control device and be used at least one of steering operation amount control device of the steering operation amount of joystick (88).

According to the present invention described in the technical scheme 8, in according to technical scheme 1 described joint connector, each in the said electric wire all comprises flexible cable (12), and said flexible cable (12) has a plurality of cores (40) that are arranged in wherein.

According to the present invention described in the technical scheme 1, second connector (18,156 of joint connector (10,150,200); 202) has the depressed part (50,166,204) that in the end relative, limits with the end that is connected to first connector (16,154); And in this depressed part (50,166,204), expose bus (46a to 46c, 158 are arranged; 208) at least a portion is furnished with in depressed part (50,166,204) and covers this depressed part (50 simultaneously; 166,204) sealing device (48,168,206).Therefore, getting into water in first connector (16,154) through electric wire is stoped between cavity (32,152) reliably and stably through sealing device (48,168,206) and is moved along bus (46a to 46c, 158,208).

As a result, avoided the electric leakage that when bus (46a to 46c, 158,208) moves, possibly occur reliably, allowed electric current to flow through joint connector (10,150,200) reliably and stably thus at water.

Because sealing device (48,168,206) is installed on and is limited to second connector (18,156; 202) in the depressed part in the end (50,166,204), so be assembled into second connector (18 with wherein independent sealing device; 156,202) joint connector according to background technology on is compared, joint connector (10; 150,200) structure can be simplified, and is used to reduce size.

According to the present invention described in the technical scheme 2, sealing device (48,168,206) is processed by elastomeric material, and said elastomeric material is encapsulated in the depressed part (50,166,204) and is molded in integratedly in the depressed part (50,166,204).Therefore, sealing device (48,168,206) can be through elastomeric material is flowed in the depressed part (50,166,204) in being installed in position simply and reliably.Thereby the quantity of the parts of joint connector (10,150,200) can reduce, and sealing device (48,168,206) keeps in the installation in position stably.

According to the present invention described in the technical scheme 3, bus (46a to 46c, 158,208) comprises terminal (54a, 54b; 160a to 160e, 216a, 216b) and with terminal (54a, 54b, 160a to 160e; 216a, the interconnective joint in end 216b) (56,172,214), bus (46a to 46c; 158,208) has the joint of comprising (56,172,214) at least in interior part.Therefore, ((54b, 160b 216b), make water can between cavity (32,152), not move along bus (46a to 46c, 158,208) to anti-sealing 216a) to flow to another terminal for 54a, 160a from a terminal through joint (56,172,214).

According to the present invention described in the technical scheme 4; Depressed part (204) extends to the position that first connector (16) and second connector (202) abut against each other from the end of second connector (202); Not only anti-reliably thus sealing gets into through electric wire, and stops the water from the zone that is connected between first connector (16) and second connector (202) reliably.As a result, further improve the water-proof function of joint connector (200).

According to the present invention described in the technical scheme 5, second connector (18,156,202) has the shape of cross section of essentially rectangular, and depressed part (50,166,204) has the shape of cross section of similar essentially rectangular.As a result, the shape of depressed part (50,166,204) can be more greatly mating the shape of cross section of second connector (18,156,202), and therefore, the sealing device (48,168,206) that is installed in the depressed part (50,166,204) also can be bigger.

According to the present invention described in the technical scheme 6, joint connector (10,150,200) the in use parts at high temperature remaining on Straddle riding type vehicle (80) uses, and is used to connect O at least ₂In transducer (124), adjuster (112) and the injector (118) any.Work as O ₂When transducer (124), adjuster (112) and injector (118) cooling, because under the negative pressure that the temperature difference developed, water can be able to flow in the joint connector (10,150,200) through electric wire.Yet, even in this case, because sealing device (48,168,206) is arranged to cover the part of bus (46a to 46c, 158,208), so anti-sealing is through bus (46a to 46c, 158,208) motion.

According to the present invention described in the technical scheme 7; Joint connector (10; 150,200) be used for connecting Straddle riding type vehicle (80) control unit of engine (110), be used to detect the gradient of Straddle riding type vehicle (80) inclination sensor (116), be used to control throttler valve aperture air throttle control device and be used at least one of steering operation amount control device of the steering operation amount of joystick (88).Thereby; Anti-reliably sealing gets into control unit of engine (110), inclination sensor (116), air throttle control device and the steering operation amount control device of the infringement that is vulnerable to water, and protects control unit of engine (110), inclination sensor (116), air throttle control device and steering operation amount control device in case receive the infringement of water reliably.

According to the present invention described in the technical scheme 8; If use flexible cable (12) as in the said electric wire each with a plurality of cores (40) that are arranged in wherein; Then since core (40) have than the littler diameter of the core of common cable (12a) and since core (40) compare with the core of the common cable with same diameter (12a) and have more quantity; So reduced the gap in the pipe (42), trended towards causing capillarity thus.Yet, even become trapped in first connector (16,154) when middle when the water that has sucked through the gap between the core (40); Be arranged in the sealing device (48 in second connector (18,156,202); 168; 206) for preventing that reliably and stably sealing is effective along bus (46a to 46c, 158,208) motion.

Above-mentioned target, feature and advantage will be from the explanations of following preferred embodiment with reference to accompanying drawing and are become more obvious.

Description of drawings

The overall vertical cross-sectional of the joint connector of Fig. 1 according to the first embodiment of the present invention, in being in the lock state;

Fig. 2 is the overall vertical cross-sectional of joint connector, and it illustrates first connector and second connector that is in the temporary transient lock-out state;

Fig. 3 is the overall vertical cross-sectional of joint connector, and it illustrates first connector shown in Fig. 1 and second connector, in the state before said first connector and second connector are in and are locked;

Fig. 4 is the plane graph of first connector of the joint connector shown in Fig. 1;

Fig. 5 is the front view of second connector of the joint connector shown in Fig. 1;

Fig. 6 is the cutaway view that the line VI-VI along Fig. 5 obtains;

Fig. 7 A is the cutaway view that the line VII A-VII A along Fig. 4 obtains;

Fig. 7 B is the cutaway view of common cable;

Fig. 8 is the overall vertical cross-sectional of second connector shown in the Fig. 3 before containment member is installed in the depressed part;

Fig. 9 is the overall end view as the motorcycle of Straddle riding type vehicle, and said Straddle riding type vehicle has the electrical device that is connected by joint connector;

Figure 10 is the block diagram that is illustrated in the connection of the electrical device on the motorcycle shown in Fig. 9;

Figure 11 is the overall vertical cross-sectional of joint connector according to a second embodiment of the present invention, in being in the lock state;

Figure 12 is the overall vertical cross-sectional of joint connector, and it illustrates first connector shown in Figure 11 and second connector, in the state before said first connector and second connector are in and are locked;

Figure 13 is the plane graph of first connector of the joint connector shown in Figure 12;

Figure 14 is the front view of second connector of the joint connector shown in Figure 12;

Figure 15 is the cutaway view that line X V-the X V obtains along Figure 14;

Figure 16 is a third embodiment in accordance with the invention, the overall vertical cross-sectional of the joint connector in being in the lock state; And

Figure 17 is the overall transverse sectional view of second connector of the joint connector shown in Figure 16.

Embodiment

Below will joint connector according to a preferred embodiment of the invention at length be described with reference to accompanying drawing.

In Fig. 1, Reference numeral 10 indications are according to the joint connector of the first embodiment of the present invention.

Shown in Fig. 1 to 7, joint connector 10 comprises: first connector 16, and it has the splicing ear 14 that is connected to a plurality of (for example, six) flexible cable 12; With second connector 18, it is connected to first connector 16.In Fig. 1, first connector 16 of joint connector 10 and second connector 18 are depicted as and are connected and lock together.

First connector 16 comprises by resin material first housing of processing 20 and a plurality of splicing ears 14 that insert in this first housing 20.Splicing ear 14 is set to depend on a plurality of (for example, six) splicing ear of the quantity of flexible cable 12.

For example, first housing 20 with shape of cross section of essentially rectangular has: insertion portion 22, said insertion portion 22 are arranged in an end (along by arrow A 1 indicated direction) of first housing 20 and go up and be inserted in second connector 18; With wider portion 24, said wider portion 24 is arranged in another end (along by arrow A 2 indicated directions) of first housing 20 and goes up and be wider than insertion portion 22.Insertion portion 22 has a cover projection 26 on its outer surface, and a said cover projection 26 is used for when first connector 16 is connected to second connector 18, being engaged in first hole 28 or second hole 30 that second connector 18 limits.

When first connector 16 was connected to second connector 18, wider portion 24 was arranged in the outside of second connector 18.

First housing 20 has: first cavity (cavity) 32, and said first cavity 32 is limited in the insertion portion 22 and wherein holds splicing ear 14; With second cavity 34, said second cavity 34 is limited in the wider portion 24, and flexible cable 12 is partly inserted in second cavity 34 simultaneously.First cavity 32 is divided into and the as many compartment of the quantity of splicing ear 14.For example; First cavity 32 is divided into three compartments along the Width (by the arrow B indicated direction) vertical with the longitudinal direction (by arrow A 1, A2 indicated direction) of first housing 20, and first cavity 32 also is divided into two compartments along the short transverse vertical with Width (by the arrow C indicated direction).First cavity 32 extends through the end (along by arrow A 1 indicated direction) of first housing 20 and keeps being communicated with second cavity, 34 fluids of locating in another end of first housing 20 (along by arrow A 2 indicated directions).

Second cavity 34 opens wide towards another end of first housing 20 (along by arrow A 2 indicated directions); And wherein hold package 36; Said package 36 keeps and sealed soft cables 12, and the fixture that inserted by opening of said package 36 38 through second cavity 34 fixing in position in.

Splicing ear 14 is all processed by conductive metallic material separately and shape is separately all set semicircular cross section for, and these splicing ears 14 are inserted into and are fixed in first cavity 32.Flexible cable 12 through welding or similar fashion be electrically connected to second cavity 34 more near the respective end (along by arrow A 2 indicated directions) of splicing ear 14.

Shown in Fig. 7 A, each flexible cable 12 all comprises a plurality of cores 40, and for example, said a plurality of cores 40 are contained in the pipe of being processed by the flexible resin(a) material 42 and have the outer surface that covers with this pipe 42.For flexibility, the diameter of the core 40 of flexible cable 12 is less than the diameter of the core 40a of the common cable 12a shown in Fig. 7 B, and the quantity of core 40 is also more than the quantity of core 40a.

Second connector 18 comprises: second housing of being processed by resin material 44; Be maintained at a plurality of (for example, three) the bus 46a to 46c in second housing 44; With the containment member 48 in the end that is arranged in second housing 44.

Shape of cross section and bottom that second housing 44 has essentially rectangular are tubular form, and second housing 44 has the depressed part 50 that is limited in its end, and said depressed part 50 is as the bottom, and containment member 48 is installed in this depressed part 50.Second housing 44 also has the 3rd cavity 52 that is limited in its another end (along by arrow A 2 indicated directions).The insertion portion 22 of first connector 16 can insert in the 3rd cavity 52.Depressed part 50 is the forms of cuboid with shape of cross section of essentially rectangular, and depressed part 50 in a longitudinal direction (by arrow A 2 indicated directions) be recessed to the degree of depth of appointment from the end of second housing 44.

The 3rd cavity 52 opens wide towards another end of second housing 44 (along by arrow A 2 indicated directions), and extends to the part of approximate centre along the longitudinal direction (by arrow A 1, A2 indicated direction) of second housing 44.

Second housing 44 has a pair of first hole 28 and a pair of second hole 30 that is limited in its another end (along by arrow A 2 indicated directions).First hole 28 and second hole 30 are along the distance of longitudinal direction (by arrow A 1, the A2 indicated direction) appointment that is spaced apart from each other of second housing 44.

Among the bus 46a to 46c each all processed by conductive metallic material and each shape set becomes the cross section of U shape; Among the said bus 46a to 46c each has two parallel terminal 54a; 54b and with terminal 54a, the interconnective joint 56 in the end of 54b.At terminal 54a; Under the situation that 54b arranges along the short transverse (by the arrow C indicated direction) of second housing 44 abreast, bus 46a to 46c is spaced apart each other equidistantly and be arranged parallel to each other along the Width by the arrow B indication vertical with the longitudinal direction (by arrow A 1, A2 indicated direction) of second housing 44.

The terminal 54a of bus 46a to 46c, 54b are inserted in the through hole 58 that extends between depressed part 50 and the 3rd cavity 52 and are maintained in the said through hole 58.Joint 56 is arranged in the depressed part 50, and terminal 54a, and the distal end of 54b is arranged in the 3rd cavity 52.Particularly, the bottom interval of the joint 56 of bus 46a to 46c and depressed part 50 distance of appointment.

Another end (along by arrow A 2 indicated directions) as from second housing 44 is observed; The terminal 54a of bus 46a to 46c; 54b along the Width (by the arrow B indicated direction) of second housing 44 each other equidistantly at interval, and also along the distance of short transverse (by the arrow C indicated direction) appointment that is spaced apart from each other of second housing 44.

Containment member 48 by processing such as the elastomeric material or the resin material of rubber is arranged in the depressed part 50, and containment member 48 keeps the terminal 54a of joint 56 and bus 46a to 46c, the part of 54b.For example, the containment member of being processed by thermoplastic resin 48 is through being heated to thermoplastic resin fusion, making it to flow in the depressed part 50, then it being cooled to solidify and being installed in integratedly in the depressed part 50.Containment member 48 is installed in the depressed part 50, makes that the end of the containment member 48 and second housing 44 is substantially flush.Containment member 48 can be processed by the elastomeric material with sealing function, and is not limited to any specific material.

Because containment member 48 is installed in the depressed part 50, so that fill depressed part 50, so containment member 48 and depressed part are 50 complementary, the form of the cuboid of shape of cross section with essentially rectangular.

Basically as stated construct joint connector 10 according to the first embodiment of the present invention.First connector 16 and second connector 18 being connected each other below will be described.Flexible cable 12 has been connected to the splicing ear 14 that is installed in first connector 16.

At first, as shown in Figure 3, first connector 16 and second connector 18 relative to each other are arranged to straight line, and the insertion portion 22 of first connector 16 is in the face of the opening of the 3rd cavity 52 in second connector 18.

Then, the insertion portion 22 of first connector 16 is inserted in the opening of second connector 18 so that projection 26 engages (referring to Fig. 2) with first hole 28.In the face of the corresponding terminal 54a of bus 46a to 46c, 54b so that first connector 16 and second connector 18 are positioned in the state of temporarily fastening (temporary transient locking), and will not separate splicing ear 14 each other now.

At last; Second connector 18 is towards 16 pressurizations (along by arrow A 2 indicated directions) of first connector; The end of insertion portion 22 is resisted against on the end of the 3rd cavity 52; Projection 26 is discharged from first hole 28, and projection 26 is inserted in second hole 30 to be bonded on wherein (referring to Fig. 1).In other words, first cavity 32 is resisted against on second connector 18 through the end with first connector 16 and separates.

The terminal 54a of bus 46a to 46c, 54b are inserted into the peripheral inner surface of splicing ear 14 and contact.Splicing ear 14 during splicing ear 14 in last one group is organized with next is electrically connected to each other through bus 46a to 46c.First connector 16 and second connector, 18 now complete junctions are in the state of locking.

Below will the motorcycle 80 as Straddle riding type vehicle comprising above-mentioned joint connector 10 be described briefly with reference to Fig. 9 and 10.The invention is not restricted on motorcycle 80 to use, but can be applied to various Straddle riding type vehicles (comprise pedal type vehicle, road vehicle, off-road vehicle, or the like).

As shown in Figure 9, motorcycle 80 comprise body shell 82, as the front-wheel 84 of the wheel that can turn to, as the trailing wheel 86 of driving wheel, the handle 88 that is used to front-wheel 84 is turned to, be used for the occupant sit above that seat 90 and as the engine 92 of prime mover.

The front end of body shell 82 is fixed with head pipe 94, and is supported with front fork 96 pivotally through head pipe 94, and said front fork 96 has an a pair of left side and right front yoke, and front-wheel 84 is supported on a said a pair of left side and the right front yoke through axle.Handle 88 is installed in and is used to steering lever that front-wheel 84 is turned to.Trailing wheel 86 is supported on the swing arm 98 through axle, but said swing arm 98 vertical oscillations be supported on the following rear section of body shell 82.

On the top of body shell 82, be furnished with fuel tank 100, and seat 90 is arranged in the back of fuel tank 100.Seat 90 comprises front chair 104 that is used for the jockey and the back seat 106 that is used for the back occupant.The interior casees 108 that are arranged in below the front chair 104 wherein accommodate ECU110 (control unit of engine) and adjuster 112, are used for the current commutates that produced by the generator (not shown), overcharge with control.Below back seat 106, be furnished with battery 114.ECU 110 plays the function of controller, is used to control the fuel injection and the various electrical device of engine 92.

Inclination sensor (inclination sensor) 116 is installed on body shell 82, is used to detect the state of motorcycle 80 and when motorcycle 80 overturnings, engine 92 is stopped.

Engine 92 has a plurality of injectors 118 that are used for the fuel (not shown) is ejected into cylinder.The blast pipe 120 that keeps being communicated with cylinder fluid is connected to engine 92.Blast pipe 120 extends back and is connected to muffler 122 along curve form.In blast pipe 120, O is installed ₂ Transducer 124, said O ₂Transducer 124 is used for detecting the amount of the oxygen of the exhaust of flowing through blast pipe 120.

As shown in Figure 10, adjuster 112, inclination sensor 116, battery 114 and O ₂Transducer 124 is electrically connected to ECU 110 through the corresponding flexible cable 12 that corresponding joint connector 10 is installed on it.

For example, in motorcycle 80, adjuster 112, injector 118 and O ₂Transducer 124 is arranged near the engine 92 and blast pipe 120 that is heated to high temperature.Therefore, adjuster 112, injector 118 and O ₂Transducer 124 is heated to uniform temperature when engine 92 runnings.For example, when the parts such as the adjuster that has heated 112 cooled off through contacting with atmosphere or rainwater, owing to the temperature difference produces negative pressure, water can be inhaled in the joint connector 10 through flexible cable 12 thus in these parts.

According to the present invention,,, move to another terminal 54b from the terminal 54a of bus 46a to 46c so prevent sealing because containment member 48 is arranged to cover the joint 56 of bus 46a to 46c even water gets in the joint connector 10.Therefore, anti-reliably sealing moves in second housing 44.

Joint connector 10 can for example be used to connect electronic throttle controller spare; Said electronic throttle controller spare comprises that line control air control shutter handles (TBW) system, be used to detect motorcycle 80 the accelerator handle operational ton and based on aperture by motor operated operational ton control air throttle.In this was used, joint connector 10 was installed on the flexible cable 12, and said flexible cable 12 connects the motor and the ECU 110 of electronic throttle controller spare.

Joint connector 10 also can for example be used to connect electronic power assist steering (EPS) system, said electronic power assist steering system be used to detect motorcycle 80 handle 88 operational ton (steering angle) and based on this steering operation amount to the motor energising so that front-wheel 84 turn to.In this was used, joint connector 10 was installed on the flexible cable 12, and said flexible cable 12 connects the motor and the ECU 110 of electronic power assist steering system.

Particularly; Through using joint connector 10 to connect electronic throttle controller spare, electronic power assist steering system, battery 114 and the inclination sensor 116 that comprises the line control air control shutter control system, critically anti-sealing gets into electronic throttle controller spare, electronic power assist steering system, battery 114 and the inclination sensor 116 of the infringement that is vulnerable to water.Thereby, protect these parts reliably in case the water enchroachment (invasion) evil.

According to first embodiment; As stated; Because containment member 48 is arranged in the depressed part 50; Said depressed part 50 is limited in the end of second connector 18, bus 46a to 46c is remained near its joint 56, so anti-reliably sealing is mobile between bus 46a to 46c and second housing 44.Particularly, even water gets in second housing 44, also prevent that through containment member 48 sealings move to another terminal 54b from the terminal 54a of bus 46a to 46c.

As a result, avoided the electric leakage that when bus 46a to 46c moves, possibly occur reliably, allowed electric current to flow through joint connector 10 reliably and stably thus at water.

Because the depressed part 50 in second connector 18 is exposed to the outside; So can containment member 48 be installed simply and reliably, and during containment member 48 can keep stably installing in position through elastomeric material such as resin material etc. is flowed in the depressed part 50.

Because the containment member 48 on the end of second connector 18 is exposed to the outside, so can visually easily recognize its installment state and sealing state.

First connector 16 and second connector 18 of joint connector 10 have the shape of cross section of essentially rectangular, and are limited to the shape of cross section that depressed part 50 in the end of second connector 18 also has essentially rectangular.As a result, the shape of depressed part 50 can be greatly mating the shape of cross section of second connector 18, and therefore, the containment member 48 that is installed in the depressed part 50 also can be bigger.Bigger depressed part 50 allows easy mounting (filling) containment member 48.

In addition, bus 46a to 46c is arranged in second housing 44 of second connector 18 in advance, and the joint 56 of bus 46a to 46c is through in being held in position with containment member 48 coverings.Therefore, compare, prevent to comprise that the size of the joint connector 10 of second connector 18 becomes big, and therefore reduced size with the background technology that the bus 46a to 46c that wherein separates is assembled on second connector 18.

If use flexible cable 12 as electric wire; In the said flexible cable 12 each all comprises the core 40 that is contained in wherein and has the outer surface of using pipe 42 coverings of being processed by the flexible resin(a) material; Then since the diameter of core 40 is less and the quantity of core 40 more than the quantity (referring to Fig. 7 B) of the said core 40a of the common cable 12a of same diameter; Gap between the core 40 reduces, and trends towards causing capillarity upwards to aspirate the water that become trapped in the pipe 42 along core 40 thus.Yet; By joint connector 10; Even when water got in each the pipe 42 in the flexible cable 12 and moves in first connector 16 and second connector 18 along core 40, it was effective that containment member 48 moves to along bus 46a to 46c from a terminal 54a for anti-sealing that another terminal 54b moves.

Next, shown in Figure 11 to 15 according to the joint connector 150 of second embodiment.With according to the parts of the identical joint connector 150 of those parts of the joint connector 10 of first embodiment with identical Reference numeral indication and following with not explanation at length.Figure 11 illustrates joint connector 150, and its first connector 154 and second connector 156 are connected to one another in the lock-out state.

Be according to the joint connector of second embodiment 150 and difference according to the joint connector 10 of first embodiment; Only the Width (by the arrow B indicated direction) along first connector 154 is limited with a plurality of first cavitys (cavity) 152; And the bus 158 that is arranged in second connector 156 has a plurality of terminal 160a to 160e that the Width (by the arrow B indicated direction) along second connector 156 is arranged, so that make terminal 160a to 160e corresponding with first cavity 152 respectively.

First connector 154 has first housing 162; Said first housing 162 has oval-shaped shape of cross section, and said oval-shaped cross section is big and less along short transverse (by the arrow C indicated direction) along Width (by the arrow B indicated direction).First housing 162 wherein be limited with a plurality of (for example; Five) first cavity 152, said a plurality of first cavitys 152 are opened with the intervals that equates along longitudinal direction (by arrow A 1, the A2 indicated direction) extension of first housing 162 and along Width (by the arrow B indicated direction) each other.The splicing ear 14 that is connected to flexible cable 12 is inserted into respectively in first cavity 152.

The same as first connector 154; Second connector 156 has second housing 164; Said second housing 164 has oval-shaped shape of cross section, and said oval-shaped cross section is big and less along short transverse (by the arrow C indicated direction) along Width (by the arrow B indicated direction).

Containment member 168 is installed in the depressed part 166, and said depressed part 166 is limited in the end (along by arrow A 1 indicated direction) of second housing 164.In another end of second housing 164 (along by arrow A 2 indicated directions), be limited with the 3rd cavity 170.In second housing 164, be furnished with bus 158, said bus 158 is processed by metal material and is had a comb form.Bus 158 comprises: a plurality of (for example, five) terminal 160a to 160e, and said a plurality of terminal 160a to 160e are spaced apart each other equidistantly and be arranged parallel to each other; With joint 172, said joint 172 interconnects the end of terminal 160a to 160e.Depressed part 166 has the oval-shaped shape of cross section corresponding with the shape of cross section of second housing 164.

The terminal 160a to 160e of bus 158 keeps flat with the longitudinal direction of second housing 164 (by arrow A 1, A2 indicated direction) substantially parallelly, and joint 172 is along Width (by the arrow B indicated direction) extension of second housing 164.Be inserted under the situation in the through hole 174 that is limited between depressed part 166 and the 3rd cavity 170 at the terminal 160a to 160e of bus 158, joint 172 is arranged in the depressed part 166, and the distal end of terminal 160a to 160e protrudes in the 3rd cavity 170.

Particularly; The terminal 160a to 160e of bus 158 and joint 172 are flatly arranged along the Width (by the arrow B indicated direction) of second housing 164, and are arranged in the face of first cavity 152 in first connector 154 that will be connected to second connector 156.

Favourable part according to the joint connector 150 of second embodiment is; Said joint connector 150 can be installed in the space with limit along short transverse; Because second connector 156 that comprises first connector 154 of first cavity 152 and wherein accommodate bus 158 has smooth shape of cross section, said smooth shape of cross section is big and less along short transverse (by the arrow C indicated direction) along Width (by the arrow B indicated direction).

As the same according to the joint connector of first embodiment 10, containment member 168 is arranged in the depressed part 166, and said depressed part 166 is limited in the end of second connector 156 and bus 158 is remained near the joint 172.Therefore, anti-reliably sealing flows between the bus 158 and second housing 164.As a result, avoided the electric leakage that when bus 158 moves, possibly occur reliably, allowed electric current to flow through joint connector 150 reliably and stably thus at water.

Next, shown in Figure 16 and 17 according to the joint connector 200 of the 3rd embodiment.With according to the parts of the identical joint connector 200 of those parts of the joint connector 10 of first embodiment with identical Reference numeral indication and following with not explanation at length.

Be according to the joint connector of the 3rd embodiment 200 and difference according to the joint connector 10 of first embodiment; Replacement limits depressed part in second connector 202; The 3rd cavity (depressed part) 204 (by arrow A 1, A2 indicated direction) in a longitudinal direction extends through second connector 202, and containment member 206 is arranged in the end (along by arrow A 1 indicated direction) of second connector 202.Figure 16 illustrates joint connector 200, the first connectors 16 and second connector 202 is connected to one another in the lock-out state.First connector 16 among Figure 16 is identical with first connector 16 according to the joint connector 10 of first embodiment.Figure 17 is the cutaway view of second connector 202 that obtains along the plane with the Width almost parallel in the position of approximate centre along height.

Second connector 202 has the 3rd cavity 204; Said the 3rd cavity 204 extends through second connector 202 along the longitudinal direction (by arrow A 1, A2 indicated direction) of second housing 218, and near the end of the 3rd cavity 204, is furnished with the retainer piece 210 that is used to keep bus 208.The 3rd cavity 204 has the oval-shaped shape of cross section corresponding with the shape of cross section of second housing 218.

The retainer piece 210 and second housing 218 are integral, and retainer piece 210 has the terminal 216a that is used for keeping therein bus 208, the through hole 212 of 216b.Bus 208 has joint 214, and said joint 214 is located to be arranged on the side of retainer piece 210 in the end of second housing 218 (along by arrow A 1 indicated direction).The terminal 216a of bus 208,216b have the distal end in another end (along by arrow A 2 indicated directions) that is arranged in second housing 218.

Containment member 206 is mounted to the retainer piece 210 in the end (along by arrow A 1 indicated direction) that covers second housing 218 in the 3rd cavity 204.The terminal 216a of bus 208,216b is from the end sections ground protrusion of containment member 206.In other words, comprise that the major part of the bus 208 of joint 214 covers with containment member 206, and bus 208 firmly is fixed to retainer piece 210 through containment member 206.Thereby the 3rd cavity 204 plays the function of the depressed part that containment member 206 wherein is installed.

When first housing 20 was connected to second housing 218, inserted in the 3rd cavity 204 end of first housing 20, be resisted against on the end of containment member 206 up to this end till, and splicing ear 14 is connected respectively to the terminal 216a of bus 208,216b.Thereby, keep the gas-tight seal between first housing 20 and second housing 218.

By the containment member 206 that extends to the position on its end that is resisted against first connector 16; Can prevent that according to the joint connector 200 of the 3rd embodiment sealing passes through flexible cable 12 and gets into first connector 16 and second connectors 202, and can prevent reliably that sealing gets into first connector 16 and second connector 202 through the zone that is connected between first connector 16 and second connector 202.As a result, can further improve the water-proof function of joint connector 200.

Owing to need in second connector 202, not limit depressed part, so second housing 218 of second connector 202 is highly to have manufacturability.

Replacement has the bus 208 of joint 214 on its end, on its two ends, do not have these joints 214 but bus with terminal can be used to allow the first different connectors 16 to be connected respectively to the two ends of second connector 202.In this case, near retainer piece 210, be furnished with containment member.Explanation is furnished with containment member between one first connector 16 and another first connector 16 in addition.Therefore, between one first connector 16 and another first connector 16, move through the inside of second connector 202 reliably through the anti-sealing of containment member.

Joint connector according to the present invention is not limited to the foregoing description, but can adopt various layouts without departing from the scope of the invention.

Claims (according to the modification of the 19th of treaty)

1. (modification) a kind of joint connector (10; 200); It comprises: first connector (16), and said first connector has a plurality of cavitys (32), and said a plurality of cavitys can accommodate the splicing ear (14) of the terminal end that is connected to a plurality of electric wires therein; With second connector (18,202), said second connector accommodates the bus (46a to 46c that can be connected to said splicing ear (14) therein; 208), said first connector (16) and said second connector (18,202) cooperatively interact with said splicing ear (14) and said bus (46a to 46c; 208) be joined to one another; Thus said a plurality of electric wires are electrically connected to each other, wherein

Said second connector (18,202) has the depressed part (50,204) that in the end relative with the end that is connected to said first connector (16), limits; And in said depressed part (50,204), expose at least a portion that said bus (46a to 46c, 208) are arranged; Simultaneously at said depressed part (50; 204) be furnished with the sealing device (48,206) that covers said depressed part (50,204) in;

Said sealing device (48,206) is processed by elastomeric material, and said elastomeric material is encapsulated in the said depressed part (50,204) and is molded in integratedly in the said depressed part (50,204); And

Said bus (46a to 46c, 208) comprises pair of terminal (54a, 54b, the 216a that is connected to said splicing ear (14); 216b), and said terminal (54a, 54b; 216a 216b) arranges with the short transverse of said second connector (18,202) abreast.

2. (deletion)

3. (modification) joint connector according to claim 1, wherein, said bus (46a to 46c, 208) comprises joint (56,214), said joint (56,214) and said terminal (54a, 54b, 216a, end 216b) interconnects.

4. joint connector according to claim 1, wherein, said depressed part (204) extends to the position that said first connector (16) and said second connector (202) abut against each other from the end of said second connector (202).

5. (modification) joint connector according to claim 1, wherein, said second connector (18,202) has the shape of cross section of essentially rectangular, and said depressed part (50,204) has the shape of cross section of similar essentially rectangular.

6. (modification) joint connector according to claim 1, wherein, said joint connector (10,200) the in use parts at high temperature remaining on Straddle riding type vehicle (80) uses, and is used to connect O at least ₂In transducer (124), adjuster (112) and the injector (118) any.

7. (modification) joint connector according to claim 1; Wherein, Said joint connector (10,200) be used for connecting Straddle riding type vehicle (80) control unit of engine (110), be used to detect the gradient of said Straddle riding type vehicle (80) inclination sensor (116), be used to control throttler valve aperture air throttle control device and be used at least one of steering operation amount control device of the steering operation amount of joystick (88).

8. joint connector according to claim 1, wherein, each in the said electric wire all comprises flexible cable (12), said flexible cable (12) has a plurality of cores (40) that are arranged in wherein.

Claims

1. a joint connector (10,150,200); It comprises: first connector (16,154), and said first connector has a plurality of cavitys (32; 152), said a plurality of cavity can accommodate the splicing ear (14) of the terminal end that is connected to a plurality of electric wires therein; With second connector (18,156,202), said second connector accommodates the bus (46a to 46c that can be connected to said splicing ear (14) therein; 158,208), said first connector (16,154) and said second connector (18; 156,202) cooperatively interact so that said splicing ear (14) and said bus (46a to 46c, 158,208) are joined to one another; Thus said a plurality of electric wires are electrically connected to each other, wherein

Said second connector (18,156,202) has the depressed part (50,166 that in the end relative with the end that is connected to said first connector (16,154), limits; 204), and middle exposure of said depressed part (50,166,204) said bus (46a to 46c, 158 are arranged; 208) at least a portion is furnished with in said depressed part (50,166,204) and covers said depressed part (50 simultaneously; 166,204) sealing device (48,168,206).

2. joint connector according to claim 1, wherein, said sealing device (48,168; 206) processed by elastomeric material, said elastomeric material is encapsulated in said depressed part (50,166; 204) in and be molded in integratedly in the said depressed part (50,166,204).

3. joint connector according to claim 1, wherein, said bus (46a to 46c, 158,208) comprises the terminal (54a that is connected to said splicing ear (14); 54b, 160a to 160e, 216a, 216b) and with said terminal (54a, 54b; 160a to 160e, 216a, the interconnective joint in end 216b) (56,172,214); Said bus (46a to 46c, 158,208) has at least and comprises that said joint (56,172,214) is in interior part.

5. joint connector according to claim 1, wherein, said second connector (18,156,202) has the shape of cross section of essentially rectangular, and said depressed part (50,166,204) has the shape of cross section of similar essentially rectangular.

6. joint connector according to claim 1, wherein, said joint connector (10,150,200) the in use parts at high temperature remaining on Straddle riding type vehicle (80) uses, and is used to connect O at least ₂In transducer (124), adjuster (112) and the injector (118) any.

7. joint connector according to claim 1; Wherein, Said joint connector (10; 150,200) be used for connecting Straddle riding type vehicle (80) control unit of engine (110), be used to detect the gradient of said Straddle riding type vehicle (80) inclination sensor (116), be used to control throttler valve aperture air throttle control device and be used at least one of steering operation amount control device of the steering operation amount of joystick (88).