CN207165796U

CN207165796U - Electrical protection lid and socket

Info

Publication number: CN207165796U
Application number: CN201720534619.XU
Authority: CN
Inventors: 朱方跃; 尹豪迈
Original assignee: Tyco Electronics Shanghai Co Ltd
Current assignee: Tyco Electronics Shanghai Co Ltd
Priority date: 2017-05-12
Filing date: 2017-05-12
Publication date: 2018-03-30
Anticipated expiration: 2027-05-12

Abstract

The utility model discloses a kind of electrical protection lid and socket for socket.The electrical protection lid includes lid body and installation portion.Lid body the radially extending along socket, set on circuit boards for covering.The receiving hole surrounded by receiving hole wall is set on the lid body, for accommodating connection terminal.The installation portion is arranged on the lid body, for being attached on Socket casing.The utility model electrical protection lid quickly and easily can be attached on housing by installation portion, and the protection of the component on the circuit board and the circuit board that set on housing is provided by lid body.

Description

Electrical protection lid and socket

Technical field

A kind of electrical protection structure is the utility model is related to, particularly a kind of electrical protection lid and socket.

Background technology

Socket, for by with to realizing the electrical connection of the two with electronic device inserting.With electric automobile increasingly More puts into operation, how to lift the security performance of the charging of electric automobile and then turns into the factor for needing to consider.Electric automobile one As charging realized by the inserting of cradle and external charging rifle.In practice, one in the socket of such as charging electric vehicle As need to use circuit board.How to avoid the electronic units such as circuit board from being damaged by outside, become asking of need to considering Topic.

Utility model content

One of the purpose of this utility model is to overcome deficiency of the prior art, there is provided one kind assembling is convenient and can The electrical protection lid and socket of protection are provided.

To realize object above, the utility model is achieved through the following technical solutions：

The utility model provides a kind of electrical protection lid for socket.The electrical protection lid includes lid body and installation Portion.Lid body the radially extending along socket, set on circuit boards for covering.Set on the lid body and enclosed by receiving hole wall Into receiving hole, for accommodate connection terminal.The installation portion is arranged on the lid body, for being attached to socket shell On body.

Preferably, it is provided with conductor-retaining portion on the lid body.The conductor-retaining portion is used to keep wire.

Preferably, the conductor-retaining portion includes the lead hole being arranged on the lid body.The lead hole is used In guiding wire.

Preferably, the conductor-retaining portion includes the retaining arm being arranged on the lid body.The retaining arm is arranged on Above the lead hole and it is in arch bridge shape, for guiding wire.

Preferably, the conductor-retaining portion includes the guiding groove being arranged on the lid body, and the guiding groove is used to draw Wire.

Preferably, installation direction of the installation portion along the electrical protection lid is provided projectingly relative to the lid body.

Preferably, it is provided with position limit arm on the lid body.The position limit arm is arranged to connect with the sealing ring on housing Touch.

Preferably, described electrical protection lid also includes dividing wall.The dividing wall is from the lid body along the receiving The axially projecting extension in hole, and set around corresponding connection terminal.

Preferably, when the electrical protection lid lid is set on circuit boards, at least partly described dividing wall is arranged on correspondingly Connection terminal and the circuit board between, by the corresponding connection terminal and the circuit boards, to avoid passing through connection terminal Electric current influence electronic component on the circuit board.

The utility model also provides a kind of socket.The socket includes housing, circuit board and according to any one of foregoing institute The electrical protection lid stated.The circuit board is set on the housing.The installation portion of the electrical protection lid is arranged on institute State on housing.The lid body cap is located on the circuit board.

Preferably, described socket also includes sealing ring.The sealing ring is set on the housing, for sealing institute State housing and to the gap between housing.

Preferably, position limit arm is set on the lid body.The position limit arm and the sealing ring are along the electrical protection lid Installation direction can set in contact.

Preferably, position limit arm is set on the lid body.The bottom of the position limit arm sets limiting plate.The limiting plate phase It is provided projectingly laterally for the position limit arm.The limiting plate and installation direction of the sealing ring along the electrical protection lid It can set in contact.

Preferably, the bottom surface of the limiting plate has been provided projectingly boss.The boss can abut setting with the sealing ring.

Preferably, the installation portion is buckle.Blocked hole or clamping chamber are provided with the housing.The buckle with it is described Blocked hole or clamping chamber are set with being engaged by clamping.

Preferably, it is provided with supporting cantilever on the lid body.Installation of the supporting cantilever along the electrical protection lid Direction, which protrudes, to be extended.The installation portion is arranged on the bottom of the supporting cantilever.

Preferably, the upper surface of the lid body and the circuit board is arranged at intervals.

Preferably, the receiving hole is surrounded by hole wall.Dividing wall is provided with the hole wall.The dividing wall is along the appearance Receive the axially projecting setting in hole.At least partly described dividing wall and the circuit board along the lid body laterally and/or longitudinally Face is set.

Preferably, the lower surface of the circuit board is set on the housing.Axle of the dividing wall along the receiving hole It is provided projectingly to the lower surface relative to the circuit board.

Preferably, described socket also includes connection terminal, and the connection terminal is set on the housing, and can be along institute State in the installation direction receiving hole of electrical protection lid.

Compared with prior art, the utility model electrical protection lid can quickly and easily be attached to shell by installation portion On body, and pass through the protection of the component on the circuit board and the circuit board on lid body offer setting housing.Preferably, it is described Electrical protection lid can avoid the sealing ring on housing from coming off by position limit arm, convenient assembling.Preferably, the electrical protection Lid realizes constraint, the guiding to wire by conductor-retaining portions such as through hole, guiding groove and position limit arms, avoids circuit from arranging in a jumble Cloth and shake.Preferably, the hole wall of the receiving hole of the electrical equipment protective cover has been provided projectingly dividing wall, so as to provide electromagnetism Isolation, avoid larger current by when between circuit board and connection terminal produce electromagnetism infect, improve security performance.

Brief description of the drawings

Fig. 1 is a kind of three-dimensional cutaway view of Socket casing provided by the utility model.

Fig. 2 is the dimensional structure diagram of Fig. 1 Socket casing.

The Socket casing that Fig. 3 is Fig. 2 is along with coordinating matching terminal grafting the perspective view on direction.

Fig. 4 is a kind of layout three-dimensional cutaway view of socket provided by the utility model.

Fig. 5 is the dimensional structure diagram of one embodiment of the connection terminal in Fig. 4.

Fig. 6 is a sectional perspective section view when mounting hole is shown in a kind of Socket casing provided by the utility model Figure.

Fig. 7 is schematic diagram of Fig. 6 Socket casing at another visual angle.

The Socket casing that Fig. 8 is Fig. 6 shows partial perspective cutaway view during multiple mounting holes.

Fig. 9 is perspective view of Fig. 6 Socket casing along connection terminal installation direction.

Figure 10 is a kind of sectional view of socket provided by the utility model.

Figure 11 is the structural representation of one embodiment of the connection terminal with sealing ring in Figure 10.

Figure 12 is the structural representation of the connection terminal in Figure 11.

Figure 13 is close-up schematic view of Figure 10 socket at M.

Figure 14 is dimensional structure diagram when a kind of secondary lock provided by the utility model shows upper surface.

The secondary lock that Figure 15 is Figure 14 shows perspective view during lower surface.

Figure 16 is a kind of a kind of dimensional structure diagram of embodiment of socket provided by the utility model.

Figure 17 is the structural representation of the Socket casing shown in Figure 16.

Figure 18 is close-up schematic view of Figure 16 socket at M.

The socket that Figure 19 is Figure 16 is provided with perspective view of the connection terminal along the installation direction of connection terminal, and Figure 19 Show that secondary lock is pre-assembled on Socket casing.

Figure 20 is the perspective view of Figure 19 socket, and Figure 20 shows that secondary lock and Socket casing, connection terminal are whole Locking is locked to coordinate.

Figure 21 is close-up schematic view of Figure 19 socket at N1.

Figure 22 is close-up schematic view of Figure 20 socket at N2.

Figure 23 is close-up schematic view of Figure 19 socket at N3.

Figure 24 is close-up schematic view of Figure 20 socket at N4.

The socket that Figure 25 is Figure 19 is provided with dimensional structure diagram during circuit board.

Figure 26 is the partial perspective cutaway view of Figure 25 socket.

Figure 27 is the perspective view of Figure 25 socket transversely.

Figure 28 is a kind of dimensional structure diagram of electrical protection lid provided by the utility model.

Figure 29 covers the structural representation when showing bottom surface for Figure 28 electrical protection.

Figure 30 covers the perspective view when showing top surface for Figure 28 electrical protection.

Figure 31 is the upward view of Figure 30 electrical protection lid.

Figure 32 is a kind of dimensional structure diagram of socket provided by the utility model.

Figure 33 is the perspective view of installation direction of Figure 32 socket along electrical protection lid.

Figure 34 is sectional view of Figure 33 socket along E-E.

The socket that Figure 35 is Figure 32 is provided with dimensional structure diagram during connection terminal.

Figure 36 is the perspective view of installation direction of Figure 35 socket along electrical protection lid.

Figure 37 is sectional view of Figure 36 socket along F-F lines.

Figure 38 is provided with dimensional structure diagram during to housing for Figure 35 socket.

Figure 39 is a kind of partial sectional perspective view of sealing ring provided by the utility model.

Partial sectional perspective view of the sealing ring at another visual angle that Figure 40 is Figure 39.

Figure 41 is a kind of back projection schematic diagram of the seal assembly provided by the utility model from connection terminal installation direction.

Figure 42 is the perspective exploded view of Figure 41 seal assembly.

Figure 43 is sectional view of Figure 41 seal assembly along line A-A.

Figure 44 is close-up schematic view of Figure 43 seal assembly at M.

The seal assembly that Figure 45 is Figure 41 is provided with dimensional structure diagram during the second support member.

The seal assembly that Figure 46 is Figure 41 is provided with dimensional structure diagram during the first support member.

Figure 47 is perspective exploded view when Figure 41 seal assemblies set the second support member and the first support member.

Figure 48 is a kind of perspective view of socket provided by the utility model.

Figure 49 is sectional view of Figure 48 socket along line B-B.

Figure 50 is close-up schematic view of Figure 49 socket at N.

Figure 51 is a kind of dimensional structure diagram of Socket casing provided by the utility model.

Figure 52 is close-up schematic view of Figure 51 Socket casing at M.

Figure 53 is the partial perspective cutaway view of Figure 51 Socket casing.

Figure 54 is a kind of dimensional structure diagram of Socket casing component provided by the utility model.

Figure 55 is the dimensional structure diagram of the heat-conducting piece shown in the Socket casing component in Figure 54.

Figure 56 is a kind of dimensional structure diagram of socket provided by the utility model.

Figure 57 is the partial perspective cutaway view of Figure 56 socket.

Embodiment

The utility model is described in detail below in conjunction with the accompanying drawings：

Fig. 1 to Fig. 3 is referred to, it is a kind of Socket casing 101 provided by the utility model.The Socket casing 101 wraps Include shell body 10 and the hole wall 20 of the axially consecutive extension from the shell body 10.Circumference of the hole wall 20 along the shell body 10 Around in mounting hole 25.The mounting hole 25 is used to install corresponding connection terminal 80.Draining is provided with the hole wall 20 to lead to Hole 30.

The shell body 10 is used to support other mechanical structures, and the corresponding electronic component of carrying.The shell body 10 As long as concrete shape and construction meet corresponding support performance.In the present embodiment, the shell body 10 is substantially in plate Shape.Specifically, the shell body 10 has supporting surface 12.The supporting surface 12 of the shell body 10 is used to support the hole wall 20.In order to facilitate manufacture and save space, in the present embodiment, the supporting surface 12 is plane.

Please continue to refer to Fig. 2, the hole wall 20 is extended along the axially consecutive of the shell body 10.The hole wall 20 is set Put on the supporting surface 12.In the present embodiment, the outer peripheral face of the hole wall 20 is the face of cylinder.In order to lift water droplet described in Efficiency of the convergence to be discharged from the drainage hole 30 in mounting hole 25, the inner peripheral surface 22 of the hole wall 20 is the face of cylinder.It is described Hole wall 20 surrounds corresponding mounting hole 25.As long as particular number, distribution and the dimensions of the mounting hole 25 disclosure satisfy that peace Dress, keep required connection terminal 80.In the present embodiment, nine hole walls 20,20b, 20c, 20d, 20e, 20f, 20h, 20i, 20j surround corresponding nine mounting holes 25,25b, 25c, 25d, 25e, 25f, 25g, 25h, 25i, 25j along described The axially extending setting of shell body 10, and matching terminal is realized to matching somebody with somebody to matching terminal and connection terminal 80 with axial grafting Grafting electrically connects.The mounting hole 25 of at least part quantity, 25b, 25c, 25d, 25e, 25f, 25h, 25i, 25j axial direction Development length and/or radial dimension differ.The inner peripheral surface of the hole wall 20 is arranged to the face of cylinder, that is to say in smooth table Face, so as to which convenient ponding is gathered and slid to the drainage hole 40.

Please continue to refer to Fig. 3, in order to lift retention property of the mounting hole 25 to corresponding connection terminal 80, the hole The free end 20b of wall 20 is provided with stop wall 28.Radially projecting setting of the stop wall 28 along the shell body 10.It is described Stop wall 28 can axially trap cooperation with connection terminal 80, so as to prevent connection terminal 80 from being slipped from the mounting hole 25.Institute State the specific size of stop wall 28, as long as construction can realize axially trapping to corresponding connection terminal 80.In this reality Apply in example, in order to fully ensure that retention property of the stop wall 28 to connection terminal 80, the stop wall 28 is along the shell sheet The circumferentially extending of body 10 is in loop-like.Correspondingly, the stop wall 28 substantially annulus tabular.Specifically, nine backstop cinclides 28th, 28b, 28c, 28d, 28e, 28f, 28g, 28h, 28i, 28j correspond be arranged on nine hole wall mounting holes 20,20b, On 20c, 20d, 20e, 20f, 20h, 20i, 20j.Stop wall 28,28b have continuous inner peripheral surface 29,29b.In this implementation In example, each stop wall 28 is respectively provided with an inner peripheral surface 29.

The drainage hole 40, which runs through, to be arranged on the hole wall 20.Footpath of the drainage hole 40 along the shell body 10 To be extended.As long as the concrete shape of the drainage hole 40, size can have the ponding in the mounting hole 25 There is the passage of discharge.In the present embodiment, improve the efficiency of draining and obtain the performance that ponding is automatically drained out, the peace Fill 25 horizontally extending setting of hole.Correspondingly, institute's drainage hole 40 is arranged on the bottom of the hole wall 20.It that is to say, institute The bottom that drainage hole 40 is arranged on vertical direction is stated, so that ponding realizes automatic landing according to self gravitation.In order to Lift drainage performance and keep the mechanical strength of the hole wall 20, axial direction of the drainage hole 40 along the shell body 10 is prolonged Stretch.Correspondingly, the axial dimension of the drainage hole 40 is more than circumferential size.In order to further lift the drainage performance, just Beneficial to manufacture and the water resistance of shell body 10 is kept, the drainage hole 40 extends to the stop wall 28 from the hole wall 20 On, and generally L-shaped groove, avoid extending on the shell body 10 and reducing water resistance.

Performance is stably connected with charging with corresponding plug in order to be lifted, enclosing wall is provided with the shell body 10 50.The enclosing wall 50 is provided projectingly on the shell body 10.The support of the enclosing wall 50 from the shell body 10 Face 12 is extended continuously in axial direction.Circumferentially extending of the enclosing wall 50 along the shell body 10 is in around all holes The holding chamber 55 of wall 20.It that is to say, the enclosing wall 50 and the shell body 10 surround the tubbiness of the corresponding hole wall 20 of receiving Structure.

In order to further lift drainage performance and obtain automatic drainage performance, the second draining is provided with the enclosing wall 50 Through hole 58.Second drainage hole 58 is used to discharge in the ponding in the holding chamber 55.In order to avoid the holding chamber 55 The ponding of the bottom surrounded with the surface of the shell body 10 is not easy to discharge, and second drainage hole 58 is arranged to and the shell Body 10 intersects or the setting that connects.It that is to say, second drainage hole 58 is arranged on the bottom of the enclosing wall 50.It is described The inner surface of enclosing wall 50 is the face of cylinder, so as to which convenient ponding is gathered and slid to second drainage hole 58.In this reality Apply in example, the 58 generally rectangular shaped through hole of the second drainage hole.More specifically, second drainage hole 58 can be pros Shape through hole.

Please continue to refer to Fig. 1, in order to which lifting electrically connects with the stable of the plug when receiving the charging of plug, the enclosing wall 50 are provided with retaining groove 59.The retaining groove 59 is used to keep one with including the mechanical structure on the plug to matching terminal Body.For example, the retaining groove 59 can be engaged by clamping with the buckle (not shown) on plug.The retaining groove 59 Specific set location, construction and size select as needed.In the present embodiment, the retaining groove 59 is arranged on described enclose On the outer surface of retaining wall 50.

The shell body 10 and the hole wall 20, the enclosing wall 50 can be independent part.In the present embodiment, The Socket casing 101 is integrated part.Specifically, the Socket casing 101 is moulding.

Referring to Fig. 4, the utility model also provides a kind of socket 103.The socket 103 includes connection terminal 80 and as before State embodiment and record described Socket casing 101.The connection terminal 80 is contained in the corresponding mounting hole 25.

The connection terminal 80 be used to electrically connect on automobile batteries bag (Battery Pack) and charging gun to matching terminal. The quantity and specification of the connection terminal 80 select as needed.Shown in Fig. 4 connection terminal 80,80e, 80f, 80g, 80j.Correspondingly, in the present embodiment, the connection terminal 80 of nine different sizes corresponds plug described to nine nine respectively In individual mounting hole 25,25b, 25c, 25d, 25e, 25f, 25g, 25h, 25i, 25j.In the present embodiment, nine connection ends Son 80 is used to realize following nine electrical connections respectively：DC power anode electrically connects with to reply matching terminal；DC power cathode Electrically connected with to reply matching terminal；Earth terminal electrically connects with to reply matching terminal；Charging communication positive pole with to reply matching terminal electricity Connection；Charging communication negative pole electrically connects with to reply matching terminal；First charging connection confirms that end electrically connects with to reply matching terminal； Second charging connection confirms that end electrically connects with to reply matching terminal；Low pressure accessory power supply positive pole electrically connects with to reply matching terminal； Low pressure accessory power supply negative pole electrically connects with to reply matching terminal.It that is to say, nine connection terminals 80 can realize electronic vapour The electrical connection requirement of direct-current charging interface correlation chinese national standard in car transmission chargeable connection device.

Please refer to fig. 5, the connection terminal 80c has contact wall 82.The contact wall 82 surrounds an accommodating cavity 84. The accommodating cavity 84 is used to accommodate to tackling matching terminal.The contact wall 82 is used for contacting electrical connection to matching terminal.It is described to connect Touching wall 82 has resigning through hole 86.The resigning through hole 86 is set with least part face of drainage hole 40, so as to Discharged by the accommodating cavity 84, to the ponding on reply matching terminal.In the present embodiment, it is described to connect in order to lift drainage performance Touch and be additionally provided with resigning breach 88 on wall 82.The resigning breach 88 extends to the end of the contact wall 82.The contact wall 82 end for first with to pairing matching terminal to part.

In addition, unless otherwise specified, " bottom " occurred in the content on Socket casing 101 that the utility model is recorded It is relative concept with " top ", " on " with " under ", " left side " and " right side ".Specifically, upper and lower as shown in Figure 3 is to as accordingly Top, bottom.It that is to say, ponding slides and discharged according to deadweight nature from top to bottom.In the present embodiment, axially, it is The direction of vertical paper in Fig. 3.It is circumferential, the circumferencial direction in as Fig. 3.

Preferably, the Socket casing 101 is charging electric vehicle seat shell body.Correspondingly, the socket 103 is electronic Automobile cradle.Plug, it is the charging gun coordinated with charging electric vehicle seat.Correspondingly, connection terminal 80 is female terminal.To with Terminal is then male terminal.

Compared with prior art, the utility model Socket casing 101, can be all by setting drainage hole 40 in hole wall 20 Such as the ponding formed when the globule brought into female terminal grafting in mounting hole is discharged, set by the structure of exquisiteness Count and provide drainage channel, so as to lift security performance.Preferably, mounting hole 25 is arranged on the bottom of vertical direction When, ponding can be by being automatically drained out, so as to improve drainage efficiency.

Fig. 6 to Fig. 9 is referred to, it is a kind of Socket casing 201 provided by the utility model.The Socket casing 201 wraps Include shell body 210, mounting hole 225 and retaining part 230.The mounting hole 225 is axially opened on the shell body 210, with In receiving following connection terminal 280b, 280c, 280f, 280g.The retaining part 230 is arranged on the shell body 210, with can Stop with connection terminal 280b, 280c, 280f, 280g and coordinate, so as to prevent the connection terminal 280b, 280c, 280f, 280g certainly The mounting hole 225 exits.

The shell body 210 is used to support the electronics such as other structures and connection terminal 280b, 280c, 280f, 280g Part.As long as the concrete shape and construction of the shell body 210 can realize corresponding support performance.The shell body 210 is big Cause block in cuboid.The shell body 210 axially has front side 211 and rear side 212.It that is to say, the Socket casing 201 with coordinating axial grafting of the matching terminal (not shown) along the shell body 210 when, to matching terminal successively from described The front side 211 of shell body 210 is plugged to the rear side 212 of the shell body 210.

The mounting hole 225 is arranged at the shell body 210, for connection terminal 280b corresponding to installing, accommodating, 280c、 280f、280g.Axially extending setting of the mounting hole 225 along the shell body 210, axially prolong so as to accommodate Corresponding connection terminal 280b, 280c, 280f, the 280g stretch, installed.The The concrete specification of the mounting hole 225, shape, quantity and As long as distribution disclosure satisfy that corresponding connection terminal 280b, 280c, 280f, 280g installation need.In the present embodiment, Nine mounting holes 225,225b, 225c, 225d, 225e, 225f, 225g, 225h, 225i, 225j are distributed in the shell body 210 On.Fig. 8 shows that hole wall 220b, 220c, 220g, 220f surround corresponding nine mounting holes 225b, 225c, 225g, 225f.It is few The mounting hole 225 of partial amt, 225b, 225c, 225d, 225e, 225f, 225h, 225i, 225j axially extending length Degree and/or radial dimension differ.

In order to lift retention property of the mounting hole 225 to corresponding female terminal 280, the hole wall 220c, 220f, 220g free end is provided with stop wall 228c, 228f, 228g.Radial direction of the stop wall 228 along the shell body 210 is dashed forward Go out to set.The stop wall 228 can axially trap cooperation with female terminal 280, so as to prevent female terminal 280 from the mounting hole Slipped in 225c, 25f, 25g.As long as described stop wall 228c, 228f, 228g specific size, construction can be realized to corresponding Female terminal 280 axially trap.In the present embodiment, in order to fully ensure that described stop wall 228c, 228f, 228g couple The retention property of female terminal 280, the circumferentially extending of described stop wall 228c, 228f, 228g along the shell body 210 are in closed loop Shape.Correspondingly, described stop wall 228c, 228f, 228g substantially annulus tabular.Specifically, nine stop walls 228,228b, 228c, 228d, 228e, 228f, 228g, 228h, 228i, 228j correspond be arranged on nine hole wall mounting holes 220, On 220b, 220c, 220d, 220e, 220f, 220h, 220i, 220j.

The retaining part 230 is arranged on the shell body 210, and be arranged to can with connection terminal 280b, 280c, 280f, 280g axially trap cooperation.The retaining part 230 connects from the shell body 210 towards the rear side 212 of the shell body 210 Renew and stretch.The retaining part 230 can be that cross bar, fin etc. can axially trap with connection terminal 280b, 280c, 280f, 280g Any prominent structure coordinated.The retaining part 230 can also pass through buckle and connection terminal 280b, 280c, 280f, 280g card Connect cooperation.It can be seen that as long as the structure of retaining part 230 disclosure satisfy that in corresponding connection terminal 280b, 280c, 280f, 280g peace When being filled in the mounting hole 225, it can be axially trapped with the connection terminal 280b, 280c, 280f, 280g to prevent the connection end Sub- 280b, 280c, 280f, 280g exit the mounting hole 225.In the present embodiment, in order to facilitate that realize dismounting and Release stop to connection terminal 280b, 280c, 280f, 280g and convenient replacing connection terminal 280b, 280c, 280f, 280g, the retaining part 230 can be boss 232.In the present embodiment, the boss 232 is radially projecting is arranged on following On leg 235.For further convenient dismounting, the boss 232 has blocking surface 232b.The blocking surface 232b is with being connected Terminal 280b, 280c, 280f, 280g are accessible and axially trap, after stopping connection terminal 280b by the shell body 210 Side 212 is exited.In order to lift barrier properties, in the present embodiment, the blocking surface 232b and the shell body 210 axial direction Extend vertically setting.In order to facilitate that dismounting, the boss 232 also have lead-in chamfered 232a.The lead-in chamfered 232a with The blocking surface 232b is obliquely installed, so as to it is convenient connection terminal 280b, 280c, 280f, 280g are installed when guide to Blocking surface 232b, which stops, to be coordinated.In order to facilitate that dismounting, the retaining part 230 is a cantilever beam structure, not with connection wall 215 Connect and be intervally installed.

In the present embodiment, in order to lift the elastic deformation performance of the boss 232, the retaining part 230 includes supporting leg 235.The supporting leg 235 is used to support the boss 232.As long as the concrete structure of the supporting leg 235 can support described convex Platform 232, and avoid boss 232 from being set directly on the shell body 210 and elastic performance radially occurs to increase boss 232 Performance.In order to further enhance the elastic deformation performance of the supporting leg 235 and convenient manufacture, the edge of supporting leg 235 It has been radially arranged through hole 238.The supporting leg 35 is divided into two pillars 235a, 235b by the through hole 238.In the present embodiment In, in order to obtain the stress retention property of equilibrium, described two pillar 235a, 235b size and construction are identical.

It is understood that described two pillar 235a, 235b can support the boss 232 simultaneously.In the present embodiment In, in order to facilitate that manufacturing and supporting the boss 232, the retaining part 230 also includes support transverse arm 237.The support is horizontal Arm 237 connects described two pillar 235a, 235b.The support transverse arm 237 is used to support the boss 232.The support is horizontal Transverse direction or circumferentially extending of the arm 237 along the shell body 210 are set.In the present embodiment, support transverse arm 237 extension is in circle Arc plate.

It can be only one to obtain the boss 232 compared with large elastic deformation space, the supporting leg 235 as deformation. Correspondingly, the boss 232 radially and is circumferentially provided projectingly on the supporting leg 235.It is also understood that remove as in Fig. 6 A pillar 235a (or 235b), and support the boss only with pillar 235b (or 235a) another described 232.The boss 232 can be a kind of embodiment of Access Division, with can be with connection terminal 280b, 280c, 280f, 280g card Connect cooperation.

In order to be lifted to the protecting of retaining part 230, convenient with the firm connection of miscellaneous part, the Socket casing 201 is also Including enclosing wall 213.The enclosing wall 213 is arranged on the shell body 210 along the axially projecting of the shell body 210.Institute It is in an accommodating chamber 219 to state circumferentially extending of the enclosing wall 213 along the shell body 210 and set.The accommodating chamber 219 is used to accommodate institute State retaining part 230.

In order to facilitate that the manufacture of the retaining part 230 and the convenient retaining part 230 and connection terminal 280b, 280c, 280f, 280g are dismounted, and the Socket casing 201 also includes connection wall 215.Described in the connection wall 215 connects respectively Enclosing wall 213 and following keeping walls 262.The connection wall 215, the enclosing wall 213 surround one with following keeping walls 262 and allowed Position groove 217.

In order to lift the barrier propterty to the retaining part 230, the Socket casing 201 also includes keeping wall 262.It is described Keeping wall 262 is arranged on the shell body 210 along the axially projecting of the shell body 210.The keeping wall 262 is along the shell The circumferentially extending of body 210 is set, and it is in a holding chamber 264 to be surrounded with the retaining part 230.The holding chamber 264 with it is described Mounting hole 225 connects, can keep connection terminal 280b, 280c, 280f, 280g.The keeping wall 262 and the holding chamber As long as 264 specific configuration can keep corresponding connection terminal 280b, 280c, 280f, 280g afterbody.In this implementation In example, the keeping wall 262 substantially part-circular periphery wall, and surround substantially circular tube shaped with the retaining part 230.In order to be lifted State elastic deformation space, the convenient retaining part 230 and corresponding connection terminal 280b, 280c, 280f, 280g of retaining part 230 Dismounting, the keeping wall 262 and a side wall of the retaining part 230 or two side wall transverse directions or be provided at circumferentially spaced. In the present embodiment, two side walls of the keeping wall 262 and the retaining part 230 are along the circumferentially-spaced of the shell body 210 Set.As long as the holding chamber 264 can be connected with the mounting hole 225 with accommodate the corresponding connection terminal 280b of holding, 280c, 280f, 280g.In the present embodiment, the holding chamber 264 has identical central shaft with institute's mounting hole 225.

It is described in order to lift firm retention property and the convenient dismounting to connection terminal 280b, 280c, 280f, 280g The inner surface of keeping wall 262, which has been provided projectingly, keeps fin 266.Multiple weeks for keeping fin 266 along the shell body 210 Set to arrangement.It is described holding fin 266 be arranged to can with following connection terminal 280b, 280c, 280f, 280g laterally and/or Radially stop and coordinate.

The specific material of the Socket casing 201 selects as needed.In the present embodiment, in order to facilitate that realizing electricity Insulate and convenient produce has firm structure, the Socket casing 201 is moulding.It that is to say, be by being molded shape The Socket casing 201 of integral part formula.Correspondingly, the structure setting great convenience of foregoing retaining part 230 is in waterproof construction Formation, improve sealing water resistance.

Referring to Fig. 10, the utility model provides a kind of socket 203.The socket 203 is remembered including foregoing previous embodiment The Socket casing 201 and connection terminal 280b, 280c, 280f, 280g carried.The connection terminal 280b, 280c, 280f, 280g is arranged on the Socket casing 201, can be achieved with being electrically connected on charging gun to matching terminal.

At least partly described connection terminal 280b, 280c, 280f, 280g are contained in the mounting hole 225, and can be with institute State retaining part 230 and axially trap and ordinatedly set, so as to be firmly held in the mounting hole 225.It that is to say, the connection end Part-structure on sub- 280b, 280c, 280f, 280g is contained in the mounting hole 225.The connection terminal 280b, 280c, 280f, 280g specification, species and quantity select as needed.In the present embodiment, the connection terminal 280b, 280c, 280f, 280g are female terminal, with can be with being electrically connected on charging gun to matching terminal inserting.In the present embodiment, nine companies Connecting terminal 280b, 280c, 280f, 280g are corresponded to be arranged on the Socket casing 201 respectively, can meet corresponding Chinese state Family's standard.Figure 9 illustrates four connection terminals 280b, 280c, 280f, 280g.

Figure 11 is referred to, the connection terminal 280f has stage portion 281f.The stage portion 281f is along the shell body 210 horizontal and/or radially projecting setting, and can axially trap with the retaining part 230 and ordinatedly set.The stage portion 281f can be the boss-shaped along described connection terminal 280b, 280c, 280f, 280g radially projecting setting.In the present embodiment In, in order to fully ensure that the stage portion 281 can circumferential angle can axially trap cooperation with the retaining part 230, Circumferentially extendings of the stage portion 281f along the shell body 210 is in a whole circle.

Please continue to refer to Figure 11, in order to lift described connection terminal 280b, 280c, 280f, 280g and the shell body 210 Between sealing water resistance, described connection terminal 280b, 280c, 280f, 280g by be arranged sealing ring 285 and realize seal Waterproof.Specifically, it is upper and seal the company to be set in described connection terminal 280b, 280c, 280f, 280g for the sealing ring 285 Setting with gap between connecting terminal 280b, 280c, 280f, 280g and the hole wall 220 of the mounting hole 225.It that is to say, it is described Sealing ring 285 seals against with the hole wall 220 and described connection terminal 280b, 280c, 280f, 280g respectively.In this implementation In example, described sealing ring 285c, 285f, 285g and following second step portions 283 are set axially contactly.

Also referring to Figure 12, in order to avoid described connection terminal 280b, 280c, 280f, 280g are excessively installed, the company Connecting terminal 280f has second step portion 283.Transverse direction and/or radial direction of the second step portion 283 along the shell body 210 are prominent Go out to set, and can axially trap with the shell body 210 and ordinatedly set.The second step portion 283 and the stage portion 281 back to setting, so as to by described connection terminal 280b, 280c, 280f, 280g be limited in vertically the retaining part 230 with Between the shell body 210.Specifically, described connection terminal 280b, 280c, 280f, 280g the second step portion 283 With on the shell body 210 rear surface 214 stop coordinate, so as to stop avoid connection terminal 280b, 280c, 280f, 280g grafting in place when move on.

Figure 13 shows the lead-in chamfered 232a of the retaining part 230 and the angle in connection terminal 280f grafting direction For sharp angle α.By the stage portion 281f, second step portion 283f, the connection terminal 280f is limited in the retaining part In the altitude range W that the 230 stop surface 232b is limited with the rear surface 214 of the shell body 210.

Preferably, the Socket casing 201 is charging electric vehicle seat shell body.Correspondingly, the socket 203 is electronic Automobile cradle.Plug, it is the charging gun coordinated with charging electric vehicle seat.Correspondingly, connection terminal 280 is female terminal.It is right Matching terminal is then male terminal.

In order to facilitate that understand the relative position of all parts described in the utility model, what the utility model was recorded " on " with " under " on occurring in the content of Socket casing 201 and socket 203 be relative concept, and can be to show in Figure 10 Above-below direction, and the top in Figure 10 is the rear side 212 of shell body 210, the bottom in Figure 10 is the front side 211 of shell body 210. In addition, " left side " and " right side ", " top " and " bottom " etc. are relative concept.The phase of " axial direction ", " transverse direction " and " radial direction " is shown in Fig. 6 To direction.It is understood that axial direction can be above-below direction, or connection terminal 280b, 280c, 280f, 280g installation side To.Correspondingly, " forward and backward " is relative concept, can be indicated to matching terminal from " preceding " past " rear " grafting.Specifically, the shell sheet The front side 212 of body 210 is the Outboard Sections coordinated with charging gun, and the rear side 212 of the shell body 210 is then attached to electricity for shell Inboard portion in electrical automobile vehicle body.

Compared with prior art, the utility model Socket casing 201 can prevent connection terminal 280b by retaining part 230 Exited from the mounting hole 225j on shell body 210, so as to ensure connection terminal 280b with it is steady to matching terminal on charging gun Fixed electrical connection.The delicate structure of Socket casing 201, manufacture facility, and convenient obtain the structure for designing preferable water resistance Make.

Figure 14 and Figure 15 is referred to, it is the secondary lock 301 of one kind provided by the utility model.The secondary lock 301 has The lock body 310 that can mount on Socket casing 302, available for stop with the longitudinal direction of Socket casing 302 lock part 330 that coordinates and For keeping the terminal retention portion 350 of connection terminal 303.

The lock body 310, which has, is longitudinally inserted into direction.It that is to say, the lock body 310 is attached to down along being longitudinally inserted into State on Socket casing 302.In the present embodiment, the lock body 310 extends longitudinally.The lock body 310 is relative to socket Housing 302 is longitudinally movable, is kept so as to realize to be pre-assembled on Socket casing 302 and lock eventually with the Socket casing 302 successively One.As long as the concrete shape and construction of the lock body 310 can support the lock part 330 and the terminal retention portion 350.In the present embodiment, in order to fully simplify structure, using installing space, the lock body 310 is substantially in transversely And the tabular of Longitudinal extending.

The lock part 330 is provided projectingly on the lock body 10, to match somebody with somebody available for the stop of the longitudinal direction of Socket casing 302 Close, and keep one.Axially trapped accordingly as long as the specific configuration of the lock part 330 can be realized.For example, it is described Lock part 330 can be boss, or buckle.The quantity of the lock part 330 and distribution select as needed.At this In embodiment, a pair of lock parts 330 are separately positioned on the two side of the lock body 310, and Socket casing is assembled to so as to be lifted Firm performance on 302, and enhancing laterally retains spacing performance.

In order to facilitate that manufacture and the firm support of offer, in the present embodiment, the lock part 330 includes support arm 331 And lock 333.The support arm 331 is arranged on the lock body 310, and is longitudinally continuous extension from the lock body 310 Ground is set.Further, in order to facilitate that the dismounting of the lock part 330 and respective socket housing 302, the support arm 331 It is arranged at intervals with the partial sidewall of the lock body 310 and is in a cantilever, so as to improves elastic deformation performance.The lock 333 are arranged on the support arm 331 along the lock body 310 laterally towards protruding outside.The specific structure of the lock 333 Make, as long as size can stop with the longitudinal direction of Socket casing 302 and coordinate.In the present embodiment, in order to facilitate that dismounting and carrying Barrier properties are risen, the lock 333 includes guide surface (not indicated in figure) and locking surface.The guide surface is relative to described secondary 301 longitudinally mounted directions inclinations are locked to be extended.That is, the longitudinally mounted angular separation of described guide surface and the secondary lock 301 For acute angle.The locking surface is vertical with the longitudinally mounted direction of the secondary lock 301.That is, described locking surface and the secondary lock The angle in 301 longitudinally mounted direction is right angle.Further, the lock 333 includes preceding blocking surface 333a.Hindered before described Block face 333a can stop with Socket casing 302 and coordinate, and so as to which the secondary lock 101 is maintained at into prelock positions, prevent described two Secondary lock 101 is strayed into lock position from prelock positions.The lock 333 includes rear blocking surface 333b.Blocking surface 333b can after described Stop with the longitudinal direction of Socket casing 302 and coordinate, so as to which the secondary lock 101 is maintained at into lock position, prevent the secondary lock 101 Depart from lock position.The preceding blocking surface 333a is carried on the back back to setting with the rear blocking surface 333b." forward and backward " is relative concept, I.e. along it is described it is secondary lock 101 longitudinally mounted direction before and after.It should be noted that " lock position " i.e. " whole lock position ".

The terminal retention portion 350 is arranged on the lock body 310, to stop cooperation available for connection terminal 303. As long as the concrete shape and construction of the terminal retention portion 350 can hinder with connection terminal 303 along the axial direction of the connection terminal 303 Gear coordinates, to strengthen the firm retention property being arranged on connection terminal 303 on Socket casing 302.The terminal is kept Portion 350 is extended along being longitudinally continuous for the lock body 310, so as to it is described it is secondary lock 301 it is longitudinally assembled when be moved to company Connecting terminal 303 partly overlaps and realizes and axially trap.The terminal retention portion 350 can be the transverse direction along the lock body 310 And/or flange, boss or the cantilever of Longitudinal extending.

As a kind of embodiment, in order to further enhance the secondary lock 301 and the mutual spacing guarantor of connection terminal 303 Performance is held, is provided with the lock body 310 and accommodates breach 355.The receiving breach 355 is used to accommodate and keep connection terminal 303.Specifically, the receiving breach 355 is by through-hole side wall 351,352, base end wall 353.The through-hole side wall 351,352, bottom End wall 353 and terminal retention portion 350c surrounds a through hole.It that is to say, the terminal retention portion 350c is and the base end wall 353 Relative and spaced top end wall.The receiving breach 355 can be the rectangular through-hole with chamfering.The through-hole side wall 351st, 352 can strengthen the cross spacing retention property to connection terminal 303.The base end wall 353 can prevent described secondary Lock 301 longitudinal directions excessively to install, and pre-assembled position will be maintained at the secondary lock 301.It that is to say, the bottom Wall 353 can prevent reverse movement of the secondary lock 301 along longitudinally mounted direction, and can only be moved along longitudinally mounted direction One is kept to locking eventually.In the present embodiment, seven accommodate 355c, 355d, 355e, 355f, 355g, 355h, 355i points of breach Connection terminal 303c, 303d, 303e, 303f, 303g, 303h, 303i corresponding to can not accommodating, and protected with corresponding seven terminals Hold portion 350c, 350d, 350e, 350f, 350g, 350h, 350i and surround corresponding through hole.Correspondingly, the terminal retention portion 350c is the tabular extended laterally.

As another embodiment, in order to further spacing each other with connection terminal 303 in the enhancing secondary lock 301 Retention property saves material, convenient dismounting simultaneously, is provided with the lock body 310 and accommodates breach 359,359b.The appearance Breach 359 of receiving is used to accommodate and keep connection terminal 303.Specifically, it is described receiving breach 359 by holding side wall 356 (or 356b), bottom wall 357 (or 357b) and the terminal retention portion 350 (or 350b) is kept to surround.One holding side wall 356, 356b and opening face, can be achieved the transverse barriers to connection terminal 303.The holding bottom wall 357 is described secondary for preventing Lock 301 longitudinal directions excessively to install, and secondary lock 301 is maintained at pre-assembled position.The terminal retention portion 350 is as holding Roof, and interval setting longitudinally opposed with the holding bottom 357.In the present embodiment, a pair of receiving breach 359,359b difference The two side of the lock body 310 is arranged on, and corresponding connection terminal 303,303b can be accommodated.

As long as the specific material of the secondary lock 301 meets corresponding require.In the present embodiment, the secondary lock 301 be working of plastics.In order to facilitate that manufacture and the firm performance of lifting, the secondary lock 301 are integrated part.It is more specifically, described Secondary lock 301 is moulding.

In order to lift the steadiness that is axially retained at Socket casing 302 on of the secondary lock 301 along connection terminal 303 Can, when the secondary lock 301 axially traps cooperation (that is, described secondary lock 301 is in whole lock position) with connection terminal 303, The secondary lock 301 is arranged on Socket casing 302 along the axial restraint of connection terminal 303.The secondary lock 301 can pass through Fastener fastening is arranged on Socket casing 302.In the present embodiment, 301 limits by following circuit boards 360 of the secondary lock Position and following fasteners 340 fastening and be axially retained in the range of default axial space.

In order to facilitate that the secondary lock 301 can be movable, resigning through hole 312 is provided with the lock body 310.It is described Resigning through hole 312 is used to provide Socket casing 302 and circuit board 360 is realized by fastener 340 and is directly fastenedly connected space.Institute Resigning through hole 312 is stated to be surrounded by hole side wall 316,318, hole front side wall 319 and hole rear wall 317.The hole front side wall 319 is set Cooperation can be stopped with the longitudinal direction of boss 377 on following Socket casings 302 by being set to, to prevent the secondary lock 301 from prelock positions Come off.The hole rear wall 317, which is arranged to the longitudinal direction of boss 377 to stop, to be coordinated, to prevent the secondary lock 101 in insertion Lock position is crossed, is stopped so as to be provided when installing secondary lock 101 so that secondary lock 101 is maintained at into lock position.

In order to reduce issuable friction between the lock body 310 and circuit board 360, set on the lock body 310 It is equipped with support lugn 315.The support lugn 315 is set around the resigning through hole 312.The support lugn 315 is along resigning The axially projecting setting of through hole 312.In order to reduce stress to lift the shock resistance of the secondary lock 101, the secondary lock 101 coordinate with cradle housing 302 and the gap of circuit board 360 respectively in the axial direction of following connection terminals 303, that is to say each other The cooperation being not in contact with.

Figure 16 is referred to, the utility model provides a kind of socket 305.The socket 305 include Socket casing 302 and according to The secondary lock 301 that previous embodiment is recorded.The secondary lock 301 can be pre-assembled on the Socket casing 302, and can be indulged Connection terminal 303 is locked on the Socket casing 302 eventually to being moved to.

Also referring to Figure 17 and Figure 18, the Socket casing 302 includes seat main body 370 and locking auxiliary section 380.It is described As long as the shape and construction of seat main body 370 can support corresponding connection terminal 303.In the present embodiment, the seat master Body 370 substantially has the bulk of chamfering in axially extending, periphery wall.

The locking auxiliary section 380 is arranged in the seat main body 370, and can be with the locking of the secondary lock 301 Lock is assembled into one eventually in portion 330.As long as the concrete shape and construction of the locking auxiliary section 380 can be locked with the lock part 330 Only coordinate, coordinate so that the secondary lock 301 stops with the longitudinal direction of Socket casing 302.In the present embodiment, institute State the lock 333 structure of the locking auxiliary section 380 substantially with the lock part 330.In order to be lifted to the secondary lock 301 Cross spacing performance, a pair of locking auxiliary sections 380 are horizontally arranged at interval.

In order to strengthen the cross spacing retention property to the secondary lock 301, in the present embodiment, the seat main body 370 On be provided projectingly limited location wall 372.A pair of spacing walls 372 are horizontally arranged at interval, to laterally retain the secondary lock 301.It is described Locking auxiliary section 380 is arranged on the madial wall of the spacing walls 372.Longitudinal direction of a pair of spacing walls 372 along the lock body 310 It is extended, so that the longitudinally mounted direction of the secondary lock 301 can be kept.

In order to facilitate that being fixedly supported connection terminal 303, axially extending mounting hole is provided with the seat main body 370 375.The mounting hole 375 is used to accommodate corresponding connection terminal 303.In the present embodiment, the mounting hole 375 is through hole. In the present embodiment, nine mounting holes 375,375b, 375c, 375d, 375e, 375f, 375g, 375h, 375i are used for one a pair Nine connection terminals 303,303b, 303c, 303d, 303e, 303f, 303g, 303h, the 303i that should be accommodated.

One is axially fastened with fastener 340, fastener hole is provided with the seat main body 370 in order to facilitate that realizing 378.For further convenient assembling, the boss 377 of axially projecting setting is provided with the seat main body 370.The fastening Hole 378 is arranged on the boss 377.The boss 377 protrudes the resigning through hole 312 for extending to the secondary lock 301 It is interior.The hole wall of the perisporium of the boss 377 and the resigning through hole 312 is arranged at intervals.The boss 377 is provided with step surface 379.The step surface 379 can abut with the circuit board 360, so as to support the circuit board 360.In the present embodiment, The step surface 379 is in annular step face.The bottom (i.e. free end) of the boss 377 extends through the resigning through hole 312, pass the resigning through hole 312 to the step surface 379.It that is to say, the step surface 379 is relative to the secondary lock 101 protrusions extend to sustainable following circuit boards 360.Certainly, the step surface 379 can also be with the table of the secondary lock 101 Face flushes, as long as can have space bearer circuit plate 360.

In order to reduce external force on it is described it is secondary lock 301 mistake disturb and influence assemble, the periphery wall of the seat main body 370 374 along the lock body 310 horizontal, longitudinally projecting setting.In addition, in the present embodiment, the Socket casing 302 is note Mould integral piece.

Figure 19 and Figure 20 is referred to, the deformation as embodiment six, there is provided a kind of socket 306.The socket 306 also includes Connection terminal 303.The connection terminal 303 is arranged on the Socket casing 302, and is connected with the secondary lock 301 along this Axially trapping for terminal 303 is ordinatedly set.

The connection terminal 303 is used for and being electrically connected to matching terminal in charging gun (not shown).The connection end The quantity of son 303 and distribution select as needed.In the present embodiment, nine connection terminals 303,303b, 303c, 303d, 303e, 303f, 303g, 303h, 303i are correspondingly arranged on the Socket casing 302, to meet corresponding China national mark It is accurate.

Also referring to Figure 21 and Figure 22, the perisporium of the connection terminal 303, which is provided with, keeps step 390.Figure 21 is shown It is described to keep step 390 with the end when the secondary lock 301 be in whole lock position relative to the Socket casing 302 Sub- maintaining part 350 axially traps cooperation.

Also referring to Figure 23 and Figure 24, the secondary lock 301 is moved to whole lock position from prelock positions.Now, it is described Terminal retention portion 350i be moved to it is least partially overlapped with the holding step 390 of the connection terminal 303i, so as to realize The connection terminal 303i is axially trapped.Correspondingly, the lock part 330 of the secondary lock 301 and the socket shell The longitudinal direction of the locking auxiliary section 380 of body 302, which stops, to be coordinated.

Correspondingly, in following Figure 25, the connection terminal 303 is set relative to the terminal retention portion 350 is axially projecting Put, that is to say that the connection terminal 303 is provided projectingly relative to the upper surface 311 of the lock body 310.The lock body 310 Lower surface 313 and the face of Socket casing 302 set.The connection terminal 303 can be vertical with the terminal retention portion 350 Coordinate to stopping, so as to prevent the secondary lock 301, installation is excessive in assembly direction.Meanwhile the lock part 330 and the lock Only auxiliary section 380, which stops, coordinates, and avoids the longitudinal direction of terminal retention portion 350 from retreating and depart from the resistance with the holding step 390 Gear coordinates.

Figure 25 is referred to, the deformation as embodiment seven, there is provided a kind of socket 307.The socket 307 also includes circuit board 360.The circuit board 360 is arranged on the Socket casing 302, and can be electrically connected with the connection terminal 303.

Also referring to Figure 26 and Figure 27, the circuit board 360, (Printed Circuit Board, that is, print also known as PCB Brush wiring board).The circuit board 360 is used to transmit at least one of electric current, voltage and electric signal.In order to strengthen to described two The axial limiting of secondary lock 301 keeps firm performance, and the circuit board 360 is configured to described secondary with the Socket casing 302 Axial spacing setting of the lock 301 in the connection terminal 303.It that is to say, the secondary lock 301 is arranged on the circuit board Between 360 and the Socket casing 302.More specifically, in order to make full use of space and convenient corresponding electrical connection, the electricity Road plate 360 has solder side 362 and component side 364.The upper surface face of the solder side 362 and the secondary lock 360 is set Put.It that is to say, the circuit board 360 and the spacing stop that the secondary lock 360 is face and face.

In order to lift the secondary installation of lock 301 convenience, the circuit board 360 and described secondary at least part of lock 301 Axially spaced-apart is set.Correspondingly, the circuit board 360 can with it is described it is secondary lock 301 the support lugn 315 in contact Set.

In order to which the circuit board 360 further firmly to be kept to one, fastener 340 with the Socket casing 302 The circuit board 360 is set with being only assembled into one with the Socket casing 302.In the present embodiment, the fastener 340 Screw.Certainly, the fastener 340 can also be stud etc..In the present embodiment, the fastener 340 sequentially passes through circuit Plate 360, and fasten and be arranged on the fastener hole 378 of the Socket casing 302.The fastener 340 passes through the lock body The resigning through hole 312 on 310.

Preferably, the Socket casing 302 is charging electric vehicle seat shell body.Correspondingly, the socket 305,306, 307 be charging electric vehicle seat.Plug, it is the charging gun coordinated with charging electric vehicle seat.Correspondingly, connection terminal 303 is Female terminal.It is then male terminal to matching terminal.

It should be noted that as without clearly indicating, the utility model record on secondary lock 301 and socket 305, 306th, " transverse direction " occurred in the contents such as 307 is the left and right sides direction of the secondary lock 301 in Figure 15；" longitudinal direction " is Figure 15 In the above-below direction that shows；It is described it is secondary lock 301 the direction for being attached to the Socket casing 302 be shown in Figure 15 from Direction under above, i.e. direction shown in arrow T1；" axial direction " is the axial direction of the connection terminal 303, and is connection terminal 303 installation direction, it that is to say the direction of the midplane of vertical view 15；" interior " with it is " outer " be relative concept, refer to close or so The direction of both sides is " interior ".It is relative concept that the above-mentioned direction that occurs in the utility model, which limits, be only used for reference to accompanying drawing with The convenient relative position for understanding all parts.

Compared with prior art, the secondary lock 301 of the utility model can be pre-assembled on Socket casing 302, realized and kept One convenient can simultaneously be transported.The secondary lock 301 passes through when being attached to along default longitudinal direction on Socket casing 302 Lock part 330 can stop with the Socket casing 302 and coordinate and keep one, and terminal retention portion 350 is maintained to even The stop holding position of connecting terminal 303, so that terminal retention portion 350 can be connected along the axial direction of connection terminal 303 with this Terminal 303, which stops, to be coordinated.

Figure 28 to Figure 31 is referred to, it is a kind of electrical protection lid 401 provided by the utility model.The electrical equipment protective cover 401 corresponding components being used on protection socket 409.The electrical protection lid 401 includes lid body 410, is arranged on the lid body To can mount to the installation portion 430 on housing 402 on 410, and it is opened on the lid body 410 so that connection terminal can be accommodated 403 receiving hole 450.

The lid body 410 is located at circuit board 460 for lid, with protection circuit plate 460 and is arranged on the circuit board 460 On corresponding electronic component (not shown).As long as the concrete shape of the lid body 410, construction and set-up mode energy Enough realize the part or all of protection to circuit board 460.The radially extending along socket 405 of lid body 410, so as to cover It is provided on the circuit board 460 of 402 axial one end of housing.It is also to be understood that transverse direction of the lid body 410 along housing 402 And Longitudinal extending.The axial direction of housing 402, transverse direction and longitudinal direction are vertical two-by-two each other.In the present embodiment, in order to fully save sky Between, the lid body 410 substantially tabular.It is described in order to further lift protection to circuit board 460 and provide electronic component Direction interval of the upper surface 461 of the receiving space of device, the lid body 410 and circuit board 460 along the electrical equipment protective cover 401 Set.

The installation portion 430 is arranged on the lid body 410, for the electrical protection lid 401 is attached to down State on housing 402.As long as the concrete shape and construction of the installation portion 430 can realize corresponding installation.It that is to say, institute Stating installation portion 430 can be with the grafting of housing 402, be hinged etc..In the present embodiment, the installation portion 430 is buckle, available for Housing 402 is engaged by clamping and is assembled into one.Specifically, the installation portion 430 is arranged in following supporting cantilevers 435.In this reality Apply in example, four installation portions 430 are provided projectingly laterally.The quantity of the installation portion 430 and distribution are according to using needs And select.In the present embodiment, two installation portions 430,430d are arranged in a side wall of lid body 410.Two other installation portion 430b, 430c are arranged in another side wall of lid body 410.

In order to facilitate that the dismounting of the installation portion 430, supporting cantilever 435 is provided with the lid body 410.The branch Installation direction of the cantilever 435 along the electrical protection lid 401 is supportted continuously to be extended.The supporting cantilever 435 is arranged on described In the side wall of lid body 410.Correspondingly, four supporting cantilevers 435,435b, 435c, 435d are respectively used to support corresponding installation Portion 430,430b, 430c, 430d.

The receiving hole 450 is set on the lid body 410, and available for receiving connection terminal 403.The receiving hole 450 quantity and distribution select as needed.In the present embodiment, five receiving holes 450,450b, 450c, 450j, 450i For accommodating corresponding connection terminal 403,403b, 403c, 403j, 403i.In the present embodiment, the receiving hole 450 is logical Hole, along the installation direction of the electrical protection lid 401 through setting.Receiving hole 450,450b are by corresponding hole wall 455,455b Surround.

In order to lift the receiving hole 450,450b to circuit board 460 and connection terminal 403,403b isolating and protecting Can, it is provided with dividing wall 458,458b on the hole wall 455,455b.The dividing wall 458,485b are along the electrical protection lid 401 installation direction is provided projectingly.The circumferentially extending of the hole wall 455,455b along connection terminal 403,403b is set.

In order to realize that wire (not shown) avoids mixed and disorderly and orderly arrangement, it is provided with and draws on the lid body 410 Line three-way hole 442.Installation direction of the lead hole 442 along the electrical protection lid 401 is through setting.The lead hole 442 quantity and distribution selects as needed, if can convenient wire accordingly penetrate the upper of the lid body 410 Lower both sides.

Further, it is provided with wire lead slot 444 on the lid body 410.The wire lead slot 444 is used to keep wire. In the present embodiment, the wire lead slot 444 is arranged in the side wall of the lid body 410.Further, the wire lead slot 44 is opened Installation direction of the mouth towards the electrical protection lid 410.

Further, it is provided with lead hole 442b on the lid body 410.Holding is provided with the lid body 410 Arm 446.It is in arch bridge shape that the retaining arm 446, which is arranged on above the lead hole 442b and extended,.

Thus, the lead hole 442, wire lead slot 444 and the retaining arm 446 that is arranged on lead hole 442b are respectively The embodiment of conductor-retaining portion, for constraining, guiding corresponding wire.

It is maintained in order to which following sealing rings 404 are consolidated on housing 402, limited location is set on the lid body 410 Arm 420.The position limit arm 420 is arranged to be in contact with the sealing ring 404 on cradle housing 402.In the present embodiment, institute Stating position limit arm 420 has bottom plate 422.Boss 425 is provided with the bottom surface 423 of the bottom plate 422.In the present embodiment, it is described Boss 425 is directly connected on sealing ring 404.

In order to lift firm performance, the electrical protection lid 401 is integrated part.In the present embodiment, in order to facilitate that system Make and convenient realize is electrically insulated, the moulding of the electrical protection lid 401.

Figure 32 to Figure 34 is referred to, the utility model provides a kind of socket 405.The socket 405 includes housing 402, electricity Road plate 460 and the electrical protection lid 401 such as previous embodiment record.The circuit board 460 is arranged on the housing 402 On.The lid of electrical protection lid 401 is located on the circuit board 460.

As long as the concrete shape and construction of the housing 402 can support the corresponding circuit board 460.In this reality Apply in example, the housing 402 is substantially block.Further, in order to support corresponding connection terminal 403, on the housing 402 It is provided with corresponding mounting hole 475.In the present embodiment, the mounting hole 475 is along the installation side of the electrical protection lid 401 To the through hole through setting.As long as the mounting hole 475 can correspond with the receiving hole 450 can hold corresponding connection Terminal 403, i.e., described mounting hole 475 connect setting with the receiving hole 450.In the present embodiment, the mounting hole 475 Set with the 450 axial face of receiving hole.In the present embodiment, shown in Figure 33 five mounting holes 475,475b, 475c, 475i, 475j, following connection terminals 403,403b, 403c, 403i, 403j are housed with corresponding.

Coordinate in order to facilitate that realizing with the card knot of the electrical protection lid 401, being provided with clamping on the housing 402 matches somebody with somebody Conjunction portion 471.The clamping engagement portion 471 can be with being engaged by clamping for the installation portion 430 of buckle.In the present embodiment, institute It is blocked hole to state clamping engagement portion 471.Certainly, the clamping engagement portion 471 can also be clamping chamber.

In order to lift the housing 402 and following to the sealing water resistance between housing 407, the socket 405 is also Including sealing ring 404.The sealing ring 404 is arranged on the housing 402.Specifically, the sealing ring 404 is attached and is arranged on On the periphery wall of the bottom of the housing 402.The sealing ring 404 can be rubber ring.The sealing ring 404 can with it is described The periphery wall on the top of housing 202 abuts against, so as to lift-off seal water resistance.

Figure 35 to Figure 37 is referred to, in order to facilitate that realizing corresponding electrical connection, socket 407 also includes connection terminal 403. The connection terminal 403 is arranged on the housing 402, and can be oppositely extending along the installation direction of the electrical protection lid 401 In to the receiving hole 450.In the present embodiment, at least partly described connection terminal 403 is arranged in the mounting hole 475. Wherein, the connection terminal 403 of partial amt is that the dividing wall 458,485b isolate with the circuit board 460, so as to carry Rise security performance.In the present embodiment, five connection terminals 403,403b, 403c, 403i, 403j are corresponded be contained in respectively In mounting hole 475,475b, 475c, 475i, 475j.

Connection terminal 403 is shown in Figure 37,403b top extends to receiving hole 450, in 450b.Dividing wall 458, 458b extends respectively to the bottom surface for surmounting the circuit board 475, and positioned at the both lateral sides of circuit board 475, it is described so as to isolate Connection end 403,403b and the circuit board 460.

Figure 38 is referred to, the utility model provides another socket 409.Unlike previous embodiment, the socket 409 also include to housing 480.Described pair is used to provide protection and the branch to matching terminal (not shown) with housing 480 Support.Described pair is arranged on the housing 402 with housing 480.Described pair has accommodating chamber 485 with housing 480.The accommodating chamber 485 are used to accommodate the electrical protection lid 401.It that is to say, described pair is assembled into one with housing 480 with the housing 402, to carry For the protection to miscellaneous part, support.The described pair of madial wall with housing 480 and the sealing ring 404 are in sealing contact, so as to obtain Obtain the described pair of sealing water resistance matched somebody with somebody between housing 480.In order to lift the firm performance being assembled into one, described pair is matched somebody with somebody housing 480 keep one with the housing 402 by buckle (non-label in figure) clamping.

The said structure of the socket 405,407,409 is set especially suitable for charging electric vehicle, and that is to say to be Charging electric vehicle socket, so as to corresponding charging gun to.Especially, the dividing wall 458,458b can isolate biography The connection terminal 403 of larger current, 403b are led because larger current is to electromagnetic interference caused by the circuit board 460.

It should be noted that if not being otherwise indicated, described in the utility model on electrical protection lid 401 and socket The installation direction that the electrical protection lid 401 occurred in the contents such as 405 is attached on housing 402 is connection terminal 403 Axially, it that is to say and top-down direction is shown in Figure 31；Laterally, the left and right directions in as Figure 30；It is longitudinal, in as Figure 30 Above-below direction；Both sides, refer to the left and right sides in Figure 30.In addition, " upper and lower ", " left and right ", " top, bottom " are relatively general Read.Above-mentioned direction, which limits to be only used for combining, to be met with the convenient relative position for understanding all parts.

Compared with prior art, the utility model electrical protection lid 401 can quickly and easily be pacified by installation portion 430 It is filled on housing 402, and the component on the circuit board and the circuit board that set on housing 402 is provided by lid body 410 Protection.Preferably, the electrical protection lid 401 can avoid the sealing ring 404 on housing 402 from coming off by position limit arm 420, just Beneficial to assembling.Preferably, the electrical protection lid 401 is protected by wires such as through hole 442, guiding groove 444 and position limit arms 420 Constraint, guiding of portion's realization to wire are held, avoids circuit from arranging and shake in a jumble.Preferably, the electrical equipment protective cover The hole wall of receiving hole has been provided projectingly dividing wall 458, so as to provide electromagnetic isolation, avoid larger current by when circuit board with Electromagnetism infection is produced between connection terminal 403, improves security performance.

Figure 39 and Figure 40 is referred to, the utility model provides a kind of sealing ring 550.The sealing ring includes one To the sealing side wall 551,553 and connection roof 555 being intervally installed.Each sealing side wall 551,553 includes a pair Sealing surfaces 552,552b, 556,556b.The pair of sealing side wall 551,553 has the sealing surfaces being oppositely arranged 552b、556b.The connection roof 555 is arranged between the pair of sealing side wall 551,553, and is connected integral. The sealing ring 550 can be with integral piece.The sealing ring 550 can be rubber ring.The pair of sealing side wall 551,553 and institute State connection roof 555 and form a retention groove (559).The sealing side wall 551,553 is respectively the first following sealing side walls 551st, the second sealing side wall 553.Sealing side wall 551 has a pair of sealing surfaces 552, the 552b back to setting.Seal side wall 553 have a pair of sealing surfaces 556, the 556b back to setting.The sealing surfaces 552,552b, 556,556b are along the sealing Circle 550 it is circumferential and axially extending.The sealing surfaces 552,552b, 556,556b.On be provided with the convex tendon of circumferentially extending 554、554b、554c、554d、557、557b、557c、557d.Convex tendon 554,554b are provided with sealing surfaces 552.Enclosed watch Convex tendon 554c, 554d are provided with the 552b of face.Convex tendon 557,557b are provided with sealing surfaces 556.Set on sealing surfaces 556b It is equipped with convex tendon 557c, 557d.

Refer to Figure 41 to Figure 44, a kind of seal assembly 501 provided by the utility model.The seal assembly 501 includes Mounting seat 530 and sealing ring 550.The sealing ring 550 is arranged in the mounting seat 530, can with the mounting seat 530 and under State the sealing of the first support member 502 to coordinate, and can coordinate with the mounting seat 530 and the sealing of following second support members 503.

The mounting seat 530 is used to support electronic component.In the present embodiment, the mounting seat 530 is following for supporting Connection terminal 504.The mounting seat 530 has seat main body 531.The seat main body 531 is used to support connection terminal 504.At this In embodiment, in order to be fixedly supported connection terminal 504, mounting hole 533 is offered in the seat main body 531.The mounting hole As long as 533 quantity and arrangement can keep corresponding connection terminal 504.It is envisioned that the seat main body 531, described As long as mounting hole 533 can realize corresponding support, other structures form can be used to realize the branch to connection terminal 504 Support.

The mounting seat 530 has periphery wall 535 and supporting table 537.The periphery wall 535 can be the seat main body 531 perisporium.In the present embodiment, the periphery wall 535 is set around the seat main body 531.The periphery wall 535 is enclosed Around shape and size as needed and select.In the present embodiment, the periphery wall 535 substantially has the straight-flanked ring of chamfering Shape.The supporting table 537 is provided projectingly on the periphery wall 535, and radially extends setting along the mounting seat 530.Institute Supporting table 537 is stated to be used to directly support the sealing ring 550.As long as the size of the supporting table 537 and the shape of extension can Realize the support to the corresponding sealing ring 550.In the present embodiment, in order to lift firm support performance, the branch Support platform 537 projects radially outwardly setting relative to the sealing ring 550.Further, the supporting table 537 is along the mounting seat The circumferentially extending of 530 periphery wall 535 is in loop-like.Certainly, the supporting table 537 can also extend in open loop shape.

In order to further lift the firm retention property to the sealing ring 550, the mounting seat 530 also includes keeping wall 539.The keeping wall 539 is arranged in the supporting table 537 along the axially projecting of the mounting seat 530.Specifically, the guarantor Wall 539 is held to be provided projectingly on the upper surface of the supporting table 537.In the present embodiment, the keeping wall 539 is along the installation The circumferentially extending of seat 530 is in loop-like.Certainly, the keeping wall 539 can also be open loop shape.The keeping wall 539 with it is described The spaced radial of periphery wall 535 is set, and surrounds a storage tank 540.

In the present embodiment, the storage tank 540 is enclosed by keeping wall 539, the supporting table 537 and the periphery wall 535 Into U type grooves.As long as the depth and width of the storage tank 540 can realize corresponding sealing.

The 530 above-mentioned all parts of mounting seat can be independently molded.In the present embodiment, in order to facilitate that manufacturing and carrying Firm performance is risen, the mounting seat 530 is integrated part.Specifically, the mounting seat 530 is moulding.

The sealing ring 550 is arranged in the supporting table 537.The sealing ring 550 can be arranged in any way In the supporting table 537, it is as long as both sides can form sealing waterproof with the first support member 502, the second support member 503 respectively Can.For example, the sealing ring 550 is directly placed in the supporting table 537, and with by with the first support member 502, side wall 503 mutually abut, so as to realize sealing waterproof.Certainly, the sealing ring 550 can also be fixedly installed on described by viscose In supporting table 537.In the present embodiment, in order to facilitate that the retention property that dismounting and acquisition consolidate, the sealing ring 550 have Retention groove 559.The retention groove 559 and the keeping wall 539 are to grafting, so that the sealing ring 550 is relative to institute State mounting seat 530 and be maintained at default position.

The first sealing side wall 551 and second that the sealing ring 550 includes setting away form one another seals side wall 553.It is described The face of the periphery wall 535 and interval setting of first sealing side wall 551 and the mounting seat 530.The first sealing side wall 551st, the supporting table 537 and the periphery wall 535 surround the storage tank 540.The first sealing side wall 551 can be with first Support member 502 is set in sealing contactly.It is described second sealing side wall 553 can with the second support member 503 it is in sealing contact set.

The sealing ring 550 also includes connection roof 555.The connection roof 555 connects first sealed sides respectively Wall 551 and the second sealing side wall 553, and surround the retention groove 559.In the present embodiment, the retention groove 559 is prolonged Stretch in loop-like.

The first sealing side wall 551 has the first sealing surfaces 552.First sealing surfaces 552 can be with first Support member 502 is set in sealing contactly.Further, for lift-off seal water resistance and convenient assembling, in the present embodiment In, it has been provided projectingly fin 554 on first sealing surfaces 552.Radial direction of the fin 554 along the mounting seat 530 is dashed forward Go out to set, and can radially be abutted with the first support member 502.It is described first sealing side wall 551 on the face of keeping wall 539 Fin 554c, 544d are provided with side.Two fins 554c, the 554d abut setting with the keeping wall 539.

Correspondingly, the second sealing side wall 553 has the second sealing surfaces 556.Second sealing surfaces 556 can be with Second support member 503 is set in sealing contactly.Further, for lift-off seal water resistance and convenient assembling, in this reality Apply in example, the second fin 554b has been provided projectingly on second sealing surfaces.Second fin 554 is along the mounting seat 530 project radially outwardly setting, and can radially be abutted with the second support member 503.

For further lift-off seal water resistance, the bottom of second sealing surfaces 556 is provided with sealed end 558. The sealed end 558 projects radially outwardly setting along the seat body 530.That is, described sealed end 558 and the described second sealing Side wall 553 surrounds a step.In order to provide firm support for the sealed end 558, the supporting table 537 is relative to described close Block 558 radially projecting settings.Certainly, the supporting table 537 can also flush setting with the sealed end 536.

For lift-off seal water resistance, the sealing ring 550 can be elastic deformation structure.Correspondingly, described first Seal side wall 551 and the described second reliable proximal and distal liftoff setting of sealing side wall 553.Specifically, the sealing ring 550 is rubber Circle.The sealing ring 555 extends to loop-like.

Figure 45 is referred to, the utility model also provides a kind of seal assembly 505.It is described unlike previous embodiment Seal assembly 505 includes the second support member 503.Second support member 503 is arranged in the mounting seat 530, and passes through institute State sealing ring 550 and sealed with the mounting seat 530 and ordinatedly set.

Second support member 503 is used to support corresponding part (not shown).The shape of second support member 503 As long as shape and construction can realize that corresponding sealing coordinates.The concrete shape and construction of second support member 503 meet Corresponding support needs.Second support member 503 has to sealed wall 572.Described pair with sealed wall 572 with it is described Sealing ring 550 is set in sealing contactly.Further, described pair seals the second of side wall 553 with sealed wall 572 and described second Sealing surfaces 556 are set in sealing contactly.In the present embodiment, sealed wall 572 and two fins 557,557b footpaths are matched somebody with somebody for described pair To offseting, ground connection is set.Further, the described pair of bottom with sealed wall 572 is provided with step 577 (Figure 50 as described below).Institute State step 577 to be connected on the sealed end 558, so as to lift-off seal water resistance.The described pair of bottom with sealed wall 572 can Abutting is arranged in the supporting table 537.With being set on the side of the face of keeping wall 539 in the second sealing side wall 553 It is equipped with fin 557c, 557d.Two fins 557c, the 557d abut setting with the one side of the keeping wall 539.

Figure 46 is referred to, the utility model provides another seal assembly 506.It is described unlike previous embodiment Seal assembly 56 also includes the first support member 502.First support member 502 is arranged in the mounting seat 530.

First support member 502 is used to support miscellaneous part (not shown).First support member 502 respectively with The mounting seat 530 is set in sealing contactly.In the present embodiment, first support member 502 has installation foot 562.It is described Installation foot 562 is contained in the storage tank 540, and is sealed ordinatedly with the sealing ring 550 and the periphery wall 535 respectively Set.Axially extending setting of the installation foot 562 along the seat body 530.The installation foot 562 can be directly with described First sealing surfaces 552 of one sealing side wall 551 are set in sealing contactly.In the present embodiment, the installation foot 562 and two Fin 554,554b offset to be grounded and set.

First support member 502 also includes otic placode 564.The otic placode 564 is arranged on the top of the installation foot 562 On.Radially projecting setting of the otic placode 564 along the mounting seat 530.The otic placode 564 can support the miscellaneous part.For Lift-off seal water resistance, the otic placode 564 stretches out protrudes from the sealing ring 550.The otic placode 564 with it is described close The top of seal 550 can axially spaced-apart set, so as to provide corresponding activity space.

The concrete shape of first support member 502 selects as needed.In the present embodiment, in order to facilitate that connection The installation of terminal 504, first support member 502 are substantially loop-like.Correspondingly, first support member 502 is injection Part.

Figure 47 is referred to, the utility model provides another seal assembly 507.The seal assembly 507 includes foregoing reality Apply the support member 502 of seal assembly 507 and first, the second support member 503 of example record.

Specifically, second support member 503 also includes the second support member main body 576.The second support member main body 576 For supporting described pair to match somebody with somebody sealed wall 572.Meanwhile the second support member main body 576 can be also used for supporting miscellaneous part (figure Not shown in).

For lift-off seal water resistance, second support member 503 is assembled into one with the mounting seat 530.In this reality Apply in example, fastener hole 560,560b are provided with the seat main body 531, it is specifically, prominent on the lateral wall of the seat main body 531 It is provided with supporting part 565,565b.The fastener hole 560,560b, which are axially penetrated through, is arranged on the supporting part 565, on 565b.Phase Ying Di, the second support member main body 574 are provided with to fastener hole 575,575b.The seal assembly 507 also includes fastening Part 570,570b.The fastener 570,570 corresponds and extends to the fastener hole 560,560b and described pair match somebody with somebody fastener hole 575th, in 575b, the mounting seat 530 and second support member 503 fastening are assembled into one.

Figure 48 to Figure 50 is referred to, the utility model also provides a kind of socket 508.The socket 508 is included as before foregoing State one and connection terminal 504 in the seal assembly 501,505,506,507 described in embodiment.In diagram, the socket 508 The seal assembly 507 recorded including previous embodiment.The connection terminal 504 is arranged in the mounting seat 530.

As long as the specification of connection terminal 504, quantity disclosure satisfy that corresponding electrical connection needs.In the present embodiment In, nine connection terminals 504,504b, 504c, 504d, 504e, 504f, 504j, 504h, 504i are arranged on the mounting seat 530 On, be specifically located at the mounting hole 533 of the seat main body 531,533b, 533c, 533d, 533e, 533f, 533j, 533h, In 533i, to meet corresponding chinese national standard.Correspondingly, the socket 507 is charging electric vehicle socket, so as to With charging gun to electrically connecting.

It should be noted that as without being explicitly indicated, described in the utility model on sealing ring 550, seal assembly 501st, 505,506,507 and socket 508 in occur " upper and lower ", " left and right ", " top, bottom ", " side, opposite side ", " it is interior, It is relative concept outside ".Figure 43 and Figure 44 show above-below direction.Wherein, it is from bottom to top the installation side of connection terminal 504 To.Wherein, the first sealing surfaces 552 in the first sealing side wall 551 and the sealing of the first support member 502 coordinate；Second sealed sides The second sealing surfaces 556 and the sealing of the second support member 506 on wall 553 coordinate.

Compared with prior art, the utility model seal assembly 501 can realize mounting seat by a sealing ring 550 530th, the sealing waterproof between 503 3 parts of the first support member 502 and the second support member, structure are simplified and assemble facility, carry Performance and production efficiency are risen.The socket 508 can lift water resistance using the seal assembly 505, and reduce manufacture Cost.

Figure 51 to Figure 53 is referred to, is a kind of Socket casing 601 provided by the utility model.The Socket casing 601 wraps The maintaining part 630 for including shell main body 610 and being arranged in the shell main body 610.The maintaining part 630, which is used to support, keeps heat-conducting piece 650。

The shell main body 610 can be used for support by the connection terminal 603 of thermometric, and miscellaneous part and structure.The shell master As long as the concrete shape and construction of body 610 are adapted to above-mentioned supporting role.In the present embodiment, the shell main body 610 is big Cause as bulk.The shell main body 610 has the axial direction along the installation direction of connection terminal 603.In order to facilitate that firm Corresponding connection terminal 603 is kept, mounting hole 612 is provided with the shell main body 610.The mounting hole 612 is used for accommodating corresponding Connection terminal 603.Size, quantity and the distribution of the mounting hole 612 select as needed.Correspondingly, the mounting hole 612 are surrounded by hole wall 613.It that is to say, the hole wall 613 circumferentially extends, and surrounds the peace that can keep corresponding connection terminal 603 Fill hole 612.In order to facilitate that realizing corresponding electrical connection, the mounting hole 612 is to be set along the axially penetrating through for shell main body 610 The through hole put.In the present embodiment, nine mounting holes 612,612b, 612c, 612d, 612e, 612f, 612g, 612h, 612i For installing and keeping following nine connection terminals 603,603b, 603c, 603d, 603e, 603f, 603g, 603h, 603i.Enter One step, the shell main body 610 has support end face 616.The support end face 616 is used to support subordinate's circuit board 680.It is described Support surface of the end face 680 for axial one end of the shell main body 610.

As long as the concrete structure of the maintaining part 630, which can support, keeps corresponding heat-conducting piece 650, can be for example Buckle.In the present embodiment, heat-conducting piece 650 is kept in support in order to more convenient, the maintaining part 630 includes the first maintaining part 631 and second maintaining part 635.First maintaining part 631 and second maintaining part 635 can continuously or interval setting.Institute It is continuous with second maintaining part 635 to state the first maintaining part 631, i.e., the two is in contact with each other, can also both connect as one knot Structure.In the present embodiment, it is a cell body that first maintaining part 631 connects with second maintaining part 635.Described first protects Hold portion 631 to be arranged in the shell main body 610, for keeping the first heat-conducting part 651 of heat-conducting piece 650.Described first keeps The shape and construction in portion 631, which be able to can support, keeps corresponding first heat-conducting part 651, to cause the first heat-conducting part 651 to set In corresponding predeterminated position.For example, first maintaining part 631 can be buckle, cantilever or through-hole wall etc..In this implementation In example, in order to facilitate that installation and the conduction of convenient heat, first maintaining part 631 is stopper slot.The stopper slot 631 As long as concrete shape and construction can realize and spacing to the first heat-conducting part 651 of heat-conducting piece 650 be maintained at default position i.e. Can.In the present embodiment, first maintaining part 631 is a pair of faces and spaced limited wall 631a, 631b are surrounded Groove.It that is to say, one end of the stopper slot of first maintaining part 631 extends to be connected with the corresponding mounting hole 612.Institute The stopper slot for stating the first maintaining part 631 is the rectangular channel suitable with the width of the first heat-conducting part 651.More specifically, the pair of limit Position wall 631a, 631b are axially projecting to be arranged on the support end face 616 of the shell main body 610.It that is to say, the holding Portion 631 is arranged on the support end face 616.

Please continue to refer to Figure 52, more specifically, first maintaining part 631 includes a pair of limited walls 631a, 631b.It is described A pair of limited wall 631a, 631b faces and interval setting.The pair of limited wall 631a, 631b surround a stopper slot, so as to It is enough that first heat-conducting part 651 is maintained at default position.In the present embodiment, a pair of first maintaining parts 631 are in " eight " word Shape is oppositely arranged.

Second maintaining part 635 is arranged in the shell main body 610.Second maintaining part 635 is used to keep second Heat-conducting part 655.As long as the concrete structure and construction of second maintaining part 635 can keep corresponding second heat-conducting part 655 i.e. Can.Second maintaining part 635 can use identical structure or different structures from first maintaining part 631.In order to just Beneficial to the stable heat transfer realized with corresponding connection terminal 603, second maintaining part 635 is extended to for accommodating connection terminal In 603 mounting hole 612.In the present embodiment, second maintaining part 635 is guiding groove.Correspondingly, described second Maintaining part 635 is arranged on the hole wall 613 of the mounting hole 612.Specifically, second maintaining part 635 is described to be opened in Guiding groove on hole wall 613.It that is to say, axially extending setting of second maintaining part 635 along the shell main body 610.It is described As long as the concrete shape of guiding groove can keep corresponding second heat-conducting part 655.In the present embodiment, the guiding groove is With the rectangular channel of the same shape of the second heat-conducting part 655.

Please continue to refer to Figure 52 and Figure 53, second maintaining part 635 includes a pair and keeps wall 635a, 635b.Described one To keeping wall 635a, 635b to be arranged on hole wall 613, and in the radially projecting setting mounting hole 612.The pair of holding wall The axially extending setting of 635a, 635b along the mounting hole 612.Further, in order to lift the supportive to heat-conducting piece 650 Can, second maintaining part 635 also includes support bottom wall 635c.The support bottom wall 635c is arranged on the pair of holding wall 635a, 635b bottom, to support the bottom 655b of the second heat-conducting part 655.In the present embodiment, the support bottom wall 635c Surrounded with the hole wall 613 step-like.

The relative position of first maintaining part 631 and second maintaining part 635 is set, as long as guarantor can be corresponded to respectively Hold the first heat-conducting part 651 and the second heat-conducting part 655 of heat-conducting piece 650.First maintaining part 631 is kept with described second Portion 635 is arranged at intervals or connected setting.In the present embodiment, in order to more convenient in the sky assembled and saving heat-conducting piece 650 occupies Between, second maintaining part 635 extends to the top of the hole wall 613 of the mounting hole 612, so as to first maintaining part 631 connections.That is, described first maintaining part 631 continuously extends to integrated with second maintaining part 635.In the present embodiment In, it that is to say, the guiding groove as the second maintaining part 635 connects with as the stopper slot of the first maintaining part 631.

First maintaining part 631, second maintaining part 635 and the shell main body 610 can be each other two-by-two The part being independently molded.In the present embodiment, in order to facilitate that forming firm structure, the Socket casing 601 is one Body part.Further, in order to facilitate that obtaining electrical insulation capability, the Socket casing 601 is moulding.The Socket casing 601 said structure sets the housing especially suitable for charging electric vehicle seat.

Figure 54 is referred to, the utility model also provides a kind of Socket casing component 605.The Socket casing component 605 wraps Include heat-conducting piece 650 and the Socket casing 601 such as previous embodiment record.

Also referring to Figure 55, as long as the specific material and construction of the heat-conducting piece 650 can meet corresponding heat transfer Need.For erection ＆ lift convenience and lifting heat conduction efficiency, institute's heat-conducting piece 650 is elastic component, so as to corresponding The abutting contact of connection terminal 603 set, and bending can occur to adapt to the needs of different installation paths.Led to be lifted Hot property and installation convenience, in the present embodiment, the heat-conducting piece 650 is silicagel pad.

The heat-conducting piece 650 includes be connected to each other integral the first heat-conducting part 651 and the second heat-conducting part 655.Described first Heat-conducting part 651 is arranged at first maintaining part 631, and can be used for be conducted to institute by the heat of the connection terminal 603 of thermometric State the second heat-conducting part 655.In the present embodiment, first heat-conducting part 651 is substantially rectangular tabular.Second heat-conducting part 655 also mutually should be rectangular flat shape.First heat-conducting part 651 is with the vertical connection of the second heat-conducting part 655 integrally into big Cause the heat-conducting piece 650 of L shapes.Second heat-conducting part 655 is arranged at second maintaining part 635, and can conduct heat To temperature element 660.As long as first heat-conducting part 651, second heat-conducting part 655 can be by corresponding first maintaining parts 631st, the support of the second maintaining part 635, and it is maintained at default position.In the present embodiment, first heat-conducting part 651 House and be limited in the stopper slot as the first maintaining part 631, and the axially projecting setting in the stopper slot.Described second Heat-conducting part 655 is accommodating and is limited in the guiding groove as the second maintaining part 635, and projects radially out the guiding groove, with Connection terminal 603 radially abuts.The bottom 655b of second heat-conducting part 655 is arranged on the described of second maintaining part 635 Support on bottom wall 635c.

One of innovation of the present utility model is that, is set by said structure so that the heat of connection terminal 603 Can advantageously it export, so as to convenient measurement.Please continue to refer to Figure 55, in the present embodiment, the Socket casing component 605 Also include temperature element 660.The temperature element 660 can thermally conductively contact setting with second heat-conducting part 655.The survey Warm element 660 is used to measure the temperature of connection terminal 603 and transmitted to circuit board 680.The specific rule of the temperature element 660 Lattice, species select as needed.In the present embodiment, the temperature element 660 is thermistor.More specifically, the survey Warm element 660 is negative tempperature coefficient thermistor.Certainly, the temperature element 660 can also use other temperature sensors real Existing temperature survey.The particular location of the temperature element 660 is set, as long as corresponding temperature survey can be realized.In order to Shorten heat transfer distance, lifting thermometric corresponding speed, the bottom (not indicated in figure) of the temperature element 660 is arranged on described the The upper surface 651a of one heat-conducting part 651.Further, the top 662 of the temperature element 660 and the lower surface of circuit board 680 Face sets and electrically connects setting.The temperature element 660 is embedded on the heat-conducting piece 650.In this embodiment, the thermometric The bottom of element 660 is abutted to embedment on the heat-conducting piece 650 of silicagel pad.

Figure 56 and Figure 57 is referred to, the utility model provides the first socket 608.The socket 608 includes such as foregoing reality Apply the Socket casing component 605 and connection terminal 603 and circuit board 680 of example record.Preferably, the socket 608 is Charging electric vehicle seat.

The connection terminal 603 is arranged in the shell main body 610.In the present embodiment, nine connection terminals 603, 603b, 603c, 603d, 603e, 603f, 603g, 603h, 603i at least part structure correspond and are contained in nine installations In hole 612,612b, 612c, 612d, 612e, 612f, 612g, 612h, 612i.As needed, the connection terminal of partial amt 603rd, 603b needs measurement temperature.In the present embodiment, two connection terminals 603,603b conduct larger current, with larger Caloric value, it is necessary to detection temperature.

The circuit board 680, i.e. printed circuit board (PCB) (English name is Printed Circuit Board, abbreviation PCB), For transmitting corresponding electric signal, electric current etc..In the present embodiment, the circuit board 680 is electrically connected with the temperature element 660 Connect, to receive corresponding temperature signal, and the temperature signal can be transmitted to other processing apparatus and be handled.The circuit board 680 lower surface and the upper surface face of the temperature element 660 are set.

It should be noted that such as indicated without special, described in the utility model on Socket casing 601, socket shell " upper and lower " that is referred in the content such as body component 605 and socket 608, " left and right ", " top, bottom " etc. are relative concept.Axially, refer to Be the axial direction, i.e. connection terminal 603 of connection terminal 603 after mounting hole 612 installation direction.

Compared with prior art, the utility model Socket casing component 605 is by setting maintaining part 630 to realize to heat-conducting piece 650 support is kept.Further, the maintaining part 630 includes the first maintaining part 631 and the second maintaining part 635, Neng Goufen Not Bao Chi heat-conducting piece the first heat-conducting part 651 and the second heat-conducting part 635, so as to which heat-conducting piece 650 is maintained at into predeterminated position, not only The convenient heat derives by connection terminal 603, and can realize stable heat transfer and improve thermometric accuracy and Lift the reaction speed of temperature element 660.Especially, when connection terminal 603 is arranged on the narrow space in mounting hole, heat-conducting piece 650 can great convenience in the convenient temperature survey of the export of heat.

The utility model preferred embodiment is these are only, is not used to limit to the scope of protection of the utility model, it is any Modification, equivalent substitution or improvement in the utility model spirit etc., all cover in right of the present utility model.

Claims

A kind of 1. electrical protection lid (401) for socket, it is characterised in that including：

Lid body (410), lid body the radially extending along socket, circuit board (460) is located at for covering；The lid body It is upper that the receiving hole (450,450b) surrounded by receiving hole wall (455,455b) is set, for accommodating connection terminal (403)；And

Installation portion (430), the installation portion are arranged on the lid body, for being attached on Socket casing (402).
2. electrical protection lid according to claim 1, it is characterised in that：

Conductor-retaining portion is provided with the lid body；

The conductor-retaining portion is used to keep wire.
3. electrical protection lid according to claim 2, it is characterised in that：

The conductor-retaining portion includes the lead hole (442) being arranged on the lid body；

The lead hole is used to guide wire.
4. electrical protection lid according to claim 3, it is characterised in that：

The conductor-retaining portion includes the retaining arm (446) being arranged on the lid body；

The retaining arm is arranged on above the lead hole (442b) and is in arch bridge shape, for guiding wire.
5. electrical protection lid according to claim 2, it is characterised in that：

The conductor-retaining portion includes the guiding groove (444,444b) being arranged on the lid body, and the guiding groove is used to guide Wire.
6. electrical protection lid according to claim 1, it is characterised in that：

Installation direction of the installation portion (430) along the electrical protection lid is provided projectingly relative to the lid body.
7. electrical protection lid according to claim 1, it is characterised in that：

Position limit arm (420,420b) is provided with the lid body；

The position limit arm is arranged to contact with the sealing ring (404) on housing (402).
8. electrical protection lid according to claim 1, it is characterised in that also include：

Dividing wall (458)；Axially projecting extension of the dividing wall from the lid body along the receiving hole, and around corresponding Connection terminal is set.
9. electrical protection lid according to claim 8, it is characterised in that：

When the electrical protection lid lid is set on circuit boards, at least partly the dividing wall be arranged on corresponding to connection terminal with Between the circuit board, the corresponding connection terminal and the circuit boards influence to be somebody's turn to do to avoid passing through the electric current of connection terminal Electronic component on circuit board.
A kind of 10. socket (405), it is characterised in that including：

Housing (402)；

Circuit board (460), the circuit board are set on the housing；And

Electrical protection lid (401) according to any one of claim 1 to 6；

The installation portion (430) of the electrical protection lid is arranged on the housing (402)；

Lid body (410) lid is located on the circuit board.
11. socket according to claim 10, it is characterised in that also include：

Sealing ring (404), the sealing ring are arranged on the housing (402), for the sealing housing and to housing (480) gap between.
12. socket according to claim 11, it is characterised in that：

Position limit arm (420,420b) is set on the lid body；

The position limit arm can be set in contact with installation direction of the sealing ring (404) along the electrical protection lid.
13. socket according to claim 11, it is characterised in that：

Position limit arm (420,420b) is set on the lid body；

The bottom of the position limit arm sets limiting plate (422,422b)；

The limiting plate is provided projectingly laterally relative to the position limit arm；

The limiting plate can be set in contact with installation direction of the sealing ring (404) along the electrical protection lid.
14. socket according to claim 13, it is characterised in that：

The bottom surface (423) of the limiting plate has been provided projectingly boss (425,425b, 425c, 425d)；

The boss can abut setting with the sealing ring.
15. socket according to claim 10, it is characterised in that：

The installation portion (430) is buckle；

Blocked hole (471) or clamping chamber are provided with the housing；

The buckle is set with being engaged by clamping with the blocked hole or clamping chamber.
16. socket according to claim 10, it is characterised in that：

Supporting cantilever (435) is provided with the lid body；

Installation direction of the supporting cantilever along the electrical protection lid, which protrudes, to be extended；

The installation portion (430) is arranged on the bottom of the supporting cantilever.
17. socket according to claim 10, it is characterised in that：

The upper surface (461) of the lid body and the circuit board is arranged at intervals.
18. socket according to claim 10, it is characterised in that：

The receiving hole is surrounded by hole wall (455)；

Dividing wall (458) is provided with the hole wall；

Axially projecting setting of the dividing wall along the receiving hole；

At least partly described dividing wall is set with laterally and/or longitudinally face of the circuit board (460) along the lid body.
19. socket according to claim 18, it is characterised in that：

The lower surface of the circuit board is arranged on the housing (402)；

The dividing wall (458) is provided projectingly along the lower surface axially with respect to the circuit board of the receiving hole.
20. socket (407) according to claim 10, it is characterised in that also include：

Connection terminal (403), the connection terminal are set on the housing, and can be along the installation direction of the electrical protection lid In the receiving hole (450).