CN208401204U - Electric connector - Google Patents

Abstract

The utility model provides a kind of electric connector, including public connector, female connectors and waterproof apron, the public connector and female connectors are correspondingly provided with service message pole and female electrode, the public connector includes the public shell with accommodating chamber, the female connectors include the plug division for being plugged in the accommodating chamber, and the periphery of the plug division offers mounting groove；The waterproof apron is connected in the mounting groove, and is interference fitted with the public shell.In electric connector provided by the utility model, the plug division periphery of female connectors offers mounting groove, when can be in the public shell that public connector is inserted into the plug division, it is interference fitted by being installed on mounting groove inner waterproofing cushion rubber and public inner walls, sealing forms closed cavity, it realizes the waterproof of electrode connection, and waterproof apron is arranged by mounting groove to realize the positioning of cushion rubber, guarantees that waterproof apron does not fall off or misplaces.

Description

Electric connector

Technical field

The utility model relates to electrical connection art more particularly to a kind of electric connectors.

Background technique

In recent years, with the development of electrical equipment technology, electric connector is widely used in multiple fields.Electricity Connector is a kind of aftermarket product for realizing electrical connection, as industrial automatization is higher and higher and Industry Control is wanted It asks and is increasingly stringenter, the dosage of electric connector also gradually increases, while the application environment of electric connector and condition are also more and more multiple Miscellaneous multiplicity, is especially applied in the equipment of outdoor study, is easy to be influenced by rainwater.

Therefore, electric connector also has to realize that contact is good, work can other than meeting general performance requirement By with it is easy to maintain etc., however, in the prior art, the waterproof construction of electric connector is excessively complicated and waterproof effect is general, connection Place is easy water inlet in use leads to short circuit.

Utility model content

The purpose of the utility model is to provide a kind of good water-proof effect and the simple electric connectors of structure.

To achieve the goals above, the utility model the following technical schemes are provided:

A kind of electric connector, including public connector, female connectors and waterproof apron, the public connector and female connectors pair It should be equipped with service message pole and female electrode, the female connectors are pluggable in public connector and being electrically connected female electrode with service message pole, It is characterized in that, the public connector includes the public shell with accommodating chamber, the female connectors include plug division, the grafting The periphery in portion offers mounting groove, and the plug division is contained in the accommodating chamber；The waterproof apron is connected in the installation Slot, and be interference fitted with the public shell.

Preferably, the public connector includes being set to the intracorporal substrate of the public shell, and the substrate and the public shell limit Make axially connected sleeve part and first connecting portion, and the substrate by the accommodating chamber correspond to the first connecting portion with Sleeve part is separated out the first accommodating chamber and the second accommodating chamber；The substrate offers public electrode mounting hole, and the service message is extremely fixed In the public electrode mounting hole and protrude into second accommodating chamber.

Further, the service message pole includes inserting column and the junction block that is axially connected with the inserting column, and the inserting column is from institute It states electrode mounting hole and is arranged in second accommodating chamber；Mother's electrode include socket for accommodating the inserting column and with it is described The junction block that socket is axially connected, the socket are nested in the plug division and can be tight with the inserting column when the inserting column is inserted into Cooperation；The junction block of the service message pole and female electrode is used to welding lead, the junction block include along far from the inserting column or The weld part and supporting part that the direction of the socket is sequentially arranged, the weld part is cylindrical, and periphery offers and welds The welding hole of the inner cavity connection of socket part, the supporting part is for conducting wire described in support.

Preferably, the public connector and female connectors include insulating spacer, and the insulating spacer has partition, For separating adjacent two junction block and being connected to the conducting wire of the junction block, the multiple electrodes in realization corresponding plug are between any two Insulation.

Further, the female connectors further include with the coaxial affixed second connecting portion in the plug division, described second Interconnecting piece has third accommodating chamber；The insulating spacer includes ring wall and the partition, and the partition is fixed on the ring wall Inner wall and part from the ring wall stretch out；The end face of the ring wall is connected to the end of the first connecting portion or second connecting portion Face, and the end that the partition stretches out is placed in first accommodating chamber or third accommodating chamber.

Further, the periphery of the first connecting portion and second connecting portion is respectively formed external screw thread；The electric connector It further include the connection cover for fixing the insulating spacer, the cover board of the connection cover offers the evacuation passed through for conducting wire Hole, the inner sidewall of connection cover form the internal screw thread matched with the external screw thread；The connection cover is by internal screw thread and external screw thread The mode of cooperation is screw-locked at the first connecting portion or second connecting portion.

Preferably, the electric connector further includes holding piece, and the arc-shaped sheet of holding piece, the holding piece is described Female connectors are arranged in the periphery of the two after connecting with public connector, and limit the axial direction of the female connectors and public connector Separation.

Further, locating flange is equipped on the inside of the holding piece axial ends；The connection cover is far from the cover board One end outer periphery extends to form positioning convex ring；The holding piece is arranged in two after the female connectors are connect with public connector The periphery of person, and the locating flange axial abutting corresponding with the positioning convex ring of public connector and female connectors at both ends.It is excellent Selection of land, the electric connector further include the marine glue being poured into first accommodating chamber and/or third accommodating chamber.

Preferably, the inserting column offers flexible deformation slot along its axial direction.

Preferably, the inserting column forms guiding surface far from one end of the substrate.

Preferably, in the public inner walls and the plug division periphery, one of them is equipped with guide groove, another is equipped with The guide post that the guide groove can be embedded at and slid along.

Preferably, the waterproof apron includes circular cushion rubber ontology, along the cushion rubber ontology axially spaced-apart is set to institute State the multi-turn waterproof protrusion of cushion rubber body peripheral.

Compared with prior art, the embodiment of the utility model has the advantage that

1. the plug division periphery of female connectors offers mounting groove in electric connector provided by the utility model, can be described When plug division is inserted into the public shell of public connector, by being installed on the mounting groove inner waterproofing cushion rubber and public inner walls interference Cooperation, sealing form closed cavity, realize the waterproof of electrode connection, preventing liquid entry into inside leads to short circuit, and passes through Mounting groove setting waterproof apron can realize the positioning of cushion rubber, guarantee that waterproof apron does not fall off or misplaces.

2. for accommodating the second accommodating chamber and the third receiving in electrode welding portion in electric connector provided by the utility model Intra-bladder instillation has a marine glue, realizes the sealing of conducting wire weld, to realize waterproof, guarantee liquid do not enter conducting wire weld or Person's electrode connection and cause electric leakage or short circuit.

It, can be after public connector connects in place with female connectors 3. electric connector provided by the utility model includes holding piece It is caught in the periphery of junction, positioning is realized by the positioning convex ring on the locating flange and plug on holding piece, to lock institute The connection for stating public connector and female connectors avoids generation plug grafting not in place or the loose phenomenon due to caused by movement.

4. the inserting column of service message pole offers flexible deformation slot along its axial direction in electric connector provided by the utility model, make to insert There is certain deflection when column is in the socket for being inserted into female electrode, realizes interference fit, guarantee the stability of junction, to protect Demonstrate,prove the conductive stability of electric connector.

The additional aspect of the utility model and advantage will be set forth in part in the description, these will be from following description In become obvious, or recognized by the practice of the utility model.

Detailed description of the invention

The utility model is above-mentioned and/or additional aspect and advantage from the following description of the accompanying drawings of embodiments will Become obvious and be readily appreciated that, in which:

Fig. 1 is the perspective view of electric connector provided by the embodiment of the utility model；

Fig. 2 be electric connector A-A shown in FIG. 1 to cross-sectional view；

Fig. 3 is the exploded view of electric connector shown in FIG. 1；

Fig. 4 is the perspective view of public shell provided by the embodiment of the utility model；

Fig. 5 is the perspective view of service message pole provided by the embodiment of the utility model；

Fig. 6 is the perspective view of insulating spacer provided by the embodiment of the utility model；

Fig. 7 is the perspective view of connection cover provided by the embodiment of the utility model；

Fig. 8 is the perspective view of parent shell provided by the embodiment of the utility model；

Fig. 9 is the perspective view of female electrode provided by the embodiment of the utility model；

Figure 10 is the perspective view of waterproof apron provided by the embodiment of the utility model；

Figure 11 is the perspective view of holding piece provided by the embodiment of the utility model.

Specific embodiment

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and cannot be construed to the utility model Limitation.

Those skilled in the art of the present technique are appreciated that unless expressly stated, arrange used in the specification of the utility model Diction " comprising " refer to that there are the feature, integer, step, operation, zero/component and/or components, but it is not excluded that in the presence of or add Add other one or more features, integer, step, operation, zero/component, component and/or their group.It should be understood that working as us When zero/component being claimed to be "connected" to another zero/component, it can be directly connected to other zero/components, or there may also be in Between zero/component.Wording "and/or" used herein includes one or more associated wholes for listing item or any cell With whole combinations.

Fig. 1 to Figure 11 collectively illustrates the electric connector of the utility model embodiment, can pass through public connector and female connection The electrical connection of two electrical equipments is realized in the interconnection of device, for example, a connection battery in public connector and female connectors, separately The battery and electronic equipment can be electrically connected by one connection electronic equipment by the electric connector, and the electric connector connects Connect firm stable and good water-proof effect.

As depicted in figs. 1 and 2, the electric connector 1000 include can public connector 1 and female connectors 2 interconnected, It is fastened in the holding piece 3 of 2 junction of the public connector 1 and female connectors, and is sheathed on the female connectors 2 and is placed in institute The waterproof apron 4 in public connector 1 is stated, one end that the public connector 1 and female connectors 2 are located remotely from each other can be by conducting wire 5 Other electrical equipments are connected, to realize the electricity of two electrical equipments by the interconnection of the public connector 1 and female connectors 2 Connection, the holding piece 3 is arranged in the periphery of the public connector 1 and female connectors 2, and locks the public connector 1 and mother The connection of connector 2 avoids that axial separation occurs between public connector 1 and female connectors 2, guarantees connective stability.

As shown in figure 3, the public connector 1 includes sequentially connected public shell 11, service message pole 12,13 and of insulating spacer Connection cover 14；The female connectors 2 include sequentially connected parent shell 21, female electrode 22, insulating spacer 23 and connection cover 24, The female connectors 2 are pluggable in public connector 1 and being electrically connected female electrode 22 with service message pole 12.

As shown in figure 4, specifically, the public affairs shell 11 is the cylindrical shape with accommodating chamber (unlabeled, similarly hereinafter), inside set There is substrate 111 vertical with its axis direction and for fixing the service message pole 12, the substrate 111 is limited with the public shell 11 Make axially connected sleeve part 112 and first connecting portion 113, and the accommodating chamber is corresponded to described the by the substrate 111 One interconnecting piece 113 is separated out the first accommodating chamber (not shown, similarly hereinafter) and the second accommodating chamber 1121 being connected with sleeve part 112, Wherein the periphery of the first connecting portion 113 is equipped with the external screw thread 1131 for connecting the connection cover 14.

Specifically, the substrate 111 offers public electrode mounting hole 1111, and the service message pole 12 is pacified by the service message pole Dress hole 1111 is fixed in the accommodating chamber.

Because existing electrical equipment generally includes three zero curve, firewire and ground wire conducting wires, in the present embodiment, the electric connector 1000 include three service message poles 12 and three female electrodes 22, but cannot be considered as to the service message pole 12 and female electrode 22 The restriction of quantity, in other embodiments, the particular number of the service message pole 12 and female electrode 22 can be set according to the actual situation It sets.

As shown in figure 5, the service message pole 12 includes the inserting column 121 and junction block (unlabeled, similarly hereinafter) axially connected, it is described Inserting column 121 and junction block are respectively used to connect female electrode 22 and conducting wire 5, the connection of the inserting column 121 and the junction block Place is equipped with bulge loop 124, and the service message pole 12 can be embedded in the public electrode mounting hole 1111 by the bulge loop 124, and institute It states inserting column 121 and is arranged in second accommodating chamber 1121 from the public electrode mounting hole 1111, the junction block is placed in described the In one accommodating chamber.

Further, the junction block includes weld part 122 and supporting part 123, and the weld part 122 is cylindrical, and And periphery offers the welding hole 1221 being connected to its inner cavity, the supporting part 123 is for conducting wire 5 described in support.Specifically, exist When welding lead, the inner cavity that the conducting wire 5 is inserted into the weld part 122 is placed on the supporting part 123, by the branch Solder joint is respectively set at bearing portion 123 and the welding hole 1221 and realizes being connected and fixed for the conducting wire 5 and the service message pole 12, and So that connection structure is relatively firm.

As shown in fig. 6, the insulating spacer 13 includes ring wall 131 and partition 132, the partition 132 is fixed on described The inner wall of ring wall 131 and part is stretched out from the ring wall 131, the end face of the ring wall 131 is connected to the first connecting portion 113 End face, and the end that the partition 132 stretches out is placed in first accommodating chamber, is separated adjacent two junction block and is connected to The conducting wire 5 of the junction block realizes that multiple service message poles 12 in the public connector 1 are insulated between any two.

As shown in fig. 7, the cover board of the connection cover 14 offers the avoid holes 141 passed through for conducting wire 5, the connection cover 14 Inner sidewall form the internal screw thread 142 that can match with the external screw thread 1131, the connection cover 14 can by internal screw thread 142 with The mode that external screw thread 1131 cooperates is screw-locked at the first connecting portion 113, and the insulating spacer 13 is fastened in the first company The end face of socket part 113, thus the fixed insulating spacer 13.

Preferably, the connection cover 14 extends to form positioning convex ring 143 far from one end outer periphery of the cover board, described Positioning convex ring 143 is for block, the limit holding piece 3.

As shown in figure 8, the parent shell 21 includes coaxially connected plug division 211 and second connecting portion 212.The grafting Portion 211, which is used to be inserted into, realizes female electrode of its inside and being electrically connected for the intracorporal service message pole of male shell in second accommodating chamber 1121 It connects, the plug division 211 offers mounting groove 2111 close to the periphery of one end of the second connecting portion 212.Described second connects The periphery of socket part 212 is equipped with the external screw thread for connecting the connection cover 24, is equipped with third accommodating chamber in second connecting portion 212.

The waterproof apron 4 is arranged in the mounting groove 2111, and is placed in second accommodating chamber in the plug division 211 The inner wall of the public shell 11 is connected to when in 1121, so that the interference by the waterproof apron 4 and the public shell 11 is matched It closes, sealing forms closed cavity, realizes the waterproof of male and female electrode connection, liquid is avoided to enter along first accommodating chamber Second accommodating chamber leads to short circuit, and the positioning of waterproof apron can be realized by the setting waterproof apron 4 of mounting groove 2111, guarantees waterproof Cushion rubber 4 does not fall off or misplaces.

As shown in Figure 10, the waterproof apron 4 includes circular cushion rubber ontology 41, between 41 axial direction of cushion rubber ontology Every the multi-turn waterproof protrusion 42 for being set to 41 periphery of cushion rubber ontology, the waterproof apron 4 passes through the waterproof protrusion 42 and institute The inner wall interference fit for stating public shell 11 can be protected since the periphery of the cushion rubber ontology 41 is by waterproof protrusion 42 described in multiple groups Card with the inner wall of the public shell 11 is closed abuts, realize and seal, to guarantee waterproof effect.

The periphery of the plug division 211 is also provided with guide groove 2112 in the axial direction, and public affairs 11 inner wall of shell is equipped with Guide post 114, the guide post 114 is embedded in the guide groove 2112 and slides along, to realize the public connector 1 With the positioning that male and female electrode connects in female connectors 2, prevents the electrode of different routes to be connected and cause line short.

The end face of the corresponding public connector 1 in the plug division 211 is also provided with the mother for female electrode 22 to be arranged Electrode mounting hole 2113, and female electrode mounting hole 2113 is connected to the third accommodating chamber.Mother's electrode 22 is set to In mother's electrode mounting hole 2113.

As described in Figure 9, female electrode 22 includes socket 221, weld part 222 and the supporting part 223 axially set gradually, The weld part 222 offers welding hole 2221, due to the weld part 222, supporting part 223 and the junction block of service message pole 12 Structure and purposes are all the same, without repeating.

Further, the socket 221 offers the jack 2211 for inserting column 121 described in grafting, institute along end face axial The connection realized in the jack 2211 with female electrode 22 can be plugged in by the inserting column 121 by stating service message pole 12.

Preferably, the inserting column 121 offers flexible deformation slot 1211 along its axial direction, makes the inserting column 121 in insertion institute There is certain deflection when stating in socket 221, realizes interference fit, guarantee the stability of junction, to guarantee electric connector 1000 conductive stability.More preferably, the inserting column 121 forms guiding surface 1212 far from one end of the junction block, is convenient for It is inserted into the socket 221.

It is right since the insulating spacer 23 and connection cover 24 of the female connectors 2 are identical as the public connector 1 Its structure does not remake specific discussion.

The electric connector 1000 further includes that the marine glue being poured into first accommodating chamber and third accommodating chamber (is schemed not Show, similarly hereinafter).After correspondence installs the insulating spacer of the public connector 1 and female connectors 2, to first accommodating chamber With the marine glue is perfused in third accommodating chamber, it can be achieved that conducting wire weld sealing, to realize waterproof, and prevent liquid from passing through First accommodating chamber, which enters second accommodating chamber 1121, leads to electric leakage or short circuit.

As shown in figure 11, the arc-shaped sheet of the holding piece 3, including arcwall 31 and it is set to the arcwall 31 axial two The locating flange 32 of inside is held, the holding piece 3 can be arranged in the two after the female connectors 2 are connect with public connector 1 Periphery, and the locating flange 32 at both ends respectively the positioning convex ring with the connection cover of public connector 1 and female connectors 2 in axis It is corresponding axial upwards to push against, to lock the connection of the public connector 1 and female connectors 2, avoid occurring plug grafting less than Position or the loose phenomenon due to caused by movement.

In another embodiment, fixing groove is offered in the connection cover, the arcwall 32 of the holding piece 3 is equipped with The locating flange 32, when the holding piece is fastened on the periphery of the public connector and female connectors, the locating flange 32 are caught in the fixing groove, avoid male and female connector that axial separation occurs.

The above is only some embodiments of the utility model, it is noted that for the common skill of the art For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and Retouching also should be regarded as the protection scope of the utility model.

Claims (13)

1. a kind of electric connector, including public connector, female connectors and waterproof apron, the public connector and female connectors are corresponding Equipped with service message pole and female electrode, the female connectors are pluggable in public connector and being electrically connected female electrode with service message pole, It is characterized in that,

The public connector includes the public shell with accommodating chamber, and the female connectors include plug division, outside the plug division Offer mounting groove week, the plug division is contained in the accommodating chamber；

The waterproof apron is connected in the mounting groove, and is interference fitted with the public shell.

2. electric connector according to claim 1, which is characterized in that the public connector includes being set in the public shell Substrate, the substrate limits the sleeve part being axially connected and first connecting portion, and substrate general with the public shell The accommodating chamber corresponds to the first connecting portion and sleeve part is separated out the first accommodating chamber and the second accommodating chamber；

The substrate offers public electrode mounting hole, and the service message pole is fixed on the public electrode mounting hole and protrudes into described second Accommodating chamber.

3. electric connector according to claim 2, which is characterized in that the service message pole include inserting column and with the inserting column axis To connected junction block, the inserting column is arranged in second accommodating chamber from the electrode mounting hole；

Mother's electrode includes socket for accommodating the inserting column and the junction block being axially connected with the socket, the socket Be nested in the plug division and can the inserting column be inserted into when with the inserting column tight fit；

The junction block of the service message pole and female electrode is used to welding lead, and the junction block includes along far from the inserting column or institute Weld part and supporting part that the direction of socket is sequentially arranged are stated, the weld part is cylindrical, and periphery offers and welds The welding hole of the inner cavity connection in portion, the supporting part is for conducting wire described in support.

4. electric connector according to claim 3, which is characterized in that the public connector and female connectors include insulation Separator, the insulating spacer has partition, real for separating adjacent two junction block and being connected to the conducting wire of the junction block Multiple electrodes in existing corresponding plug insulate between any two.

5. electric connector according to claim 4, which is characterized in that the female connectors further include same with the plug division The affixed second connecting portion of axis, the second connecting portion have third accommodating chamber；

The insulating spacer includes ring wall and the partition, and the partition is fixed on the ring wall inner wall and locally from the ring Wall stretches out；

The end face of the ring wall is connected to the end face of the first connecting portion or second connecting portion, and the end that the partition stretches out Portion is placed in first accommodating chamber or third accommodating chamber.

6. electric connector according to claim 5, which is characterized in that the periphery of the first connecting portion and second connecting portion It is respectively formed external screw thread；

The electric connector further includes the connection cover for fixing the insulating spacer, and the cover board of the connection cover offers confession The avoid holes that conducting wire passes through, the inner sidewall of connection cover form the internal screw thread matched with the external screw thread；

The connection cover is screw-locked at the first connecting portion and second connecting portion by the mode of internal screw thread and external screw thread cooperation.

7. electric connector according to claim 6, which is characterized in that it further include holding piece, arc-shaped of the holding piece Shape, axial ends inside are equipped with locating flange；

The connection cover extends to form positioning convex ring far from one end outer periphery of the cover board；

The holding piece is arranged in the periphery of the two after the female connectors are connect with public connector, and both ends is described fixed The axial abutting corresponding with the positioning convex ring of public connector and female connectors of position flange.

8. electric connector according to claim 1, which is characterized in that it further include holding piece, arc-shaped of the holding piece Shape, the holding piece are arranged in the periphery of the two after the female connectors are connect with public connector, and limit the mother even Connect the axial separation of device and public connector.

9. electric connector according to claim 5, which is characterized in that further include be poured into first accommodating chamber and/or Marine glue in third accommodating chamber.

10. electric connector according to claim 3, which is characterized in that the inserting column offers flexible deformation along its axial direction Slot.

11. electric connector according to claim 3, which is characterized in that the inserting column is formed far from one end of the substrate Guiding surface.

12. electric connector according to claim 1, which is characterized in that the public affairs inner walls and the plug division periphery In, one of them is equipped with guide groove, another is equipped with the guide post that can be embedded at the guide groove and slide along.

13. electric connector according to claim 1, which is characterized in that the waterproof apron includes circular cushion rubber sheet Body, the multi-turn waterproof protrusion that the cushion rubber body peripheral is set to along the cushion rubber ontology axially spaced-apart.