CN207853058U - A kind of electric connector and plug-type power distribution cabinet - Google Patents

Abstract

The utility model provides a kind of electric connector and plug-type power distribution cabinet, and wherein electric connector includes plug-assembly and jack assemblies, and plug-assembly includes：Plug casing is equipped with dynamic plug and the first guide frame；Dynamic plug, including working surface opposed pair conductive sheet and bias piece；Conductive sheet has the fixing end being mutually permanently connected and under bias piece effect to the connecting pin clamped close to direction；Jack assemblies include：Socket casing is equipped with quiet plug and the second guide frame；Socket casing is slidably matched with plug casing on mating direction；First guide frame and the second guide frame match limitation and move plug and quiet plug on mating direction mutually in.So design can ensure the centering for moving plug and quiet plug when even if certain mismatch error occur in plug casing and Socket casing by the cooperation of correction plug casing and Socket casing；And conductive sheet fixing end is fixedly connected, and is not necessarily to other special compoundings, and simple in structure, assembly is easy.

Description

A kind of electric connector and plug-type power distribution cabinet

Technical field

The utility model is related to low-voltage distribution cabinet dedicated devices and manufacturing fields, and in particular to a kind of electric connector, this reality With novel while being related to a kind of plug-type power distribution cabinet.

Background technology

Electric connector is the connector of drawer in low voltage push-pull formula switchgear, is pushed and pulled in low voltage push-pull formula switchgear Unit is turned on or off circuit by electric connector, is the critical component delivered the power to during by electric loading.Electrical connection The quality of device, the quality of electricapparatus performance, are directly related to the property safe and reliable to operation of low voltage draw-out switchgear.

Electric connector common at present generally uses laminate design, including two pairs or more inserted sheet to be inserted as dynamic Head, quiet plug are then the contact chips that the inserted sheet between being inserted into pairs of inserted sheet with dynamic plug coordinates.In order to keep good contact Can, pairs of two inserted sheets and being engaged for contact chip should be consistent as far as possible, i.e., the cooperation of quiet plug and dynamic plug is answered When holding centering.However during power distribution cabinet processing and fabricating and use, inevitably there is certain mismatch error, this A little mismatch errors can cause the cooperation of quiet plug and dynamic plug can not centering, certain cooperation dislocation is generated, to influence dynamic insert First two inserted sheets force unbalance, contact of the two pairs of inserted sheets with contact chip are inconsistent.And then lead to two pairs of inserted sheet sides Stress is larger, Wen Sheng higher, generates certain damage to dynamic plug and quiet plug, influences service life.Therefore it should reduce and match Close the influence that error coordinates moving plug and quiet Plug contact.

In the prior art, Chinese patent literature CN203721942U discloses a kind of circuit connector comprising insulation material Shell and at least one connector assembly being connected in the shell, connector assembly include the wiring with cable connection made of material Connection sheet, with the matched plug division being made of at least a pair of of inserted sheet of quiet plug, inwardly applied by spring leaf between inserted sheet Biasing force.Connecting bushing is formed in the side plate face of wiring connection sheet, inserted sheet is formed in the connecting side with wiring connection sheet Arcwall face, arcwall face sliding sleeve are set on connecting bushing.In above-mentioned patent, inserted sheet can be rotated around connecting bushing so that when quiet Plug and dynamic plug can not centering when, the uniform of pairs of two inserted sheet and quiet Plug contact piece is still ensured that by inserted sheet own rotation Contact.However above structure has certain defect；

First, in order to realize that the rotation of inserted sheet itself, inserted sheet form arcwall face, arc in the connecting side with wiring connection sheet Shape face sliding sleeve is set on connecting bushing, and tabletting is also needed to be resisted against inserted sheet and spring leaf realization inserted sheet and wiring company by fastener The installation of contact pin is fixed.Self structure is complex, and installation assembly is cumbersome, and reliability can not ensure；Secondly, inserted sheet passes through elongated Side contacted with contact chip, contact resistance is big, easy tos produce Wen Sheng, and the electric current that can adapt to is smaller；Again, usually pass through increasing Piece number is inserted to adapt to the application scenarios of high current.However excessive inserted sheet can cause overall structure thickness to thicken, structure becomes Greatly；Contact resistance between quiet plug and dynamic plug is big, and then it is larger to cause temperature to rise.Therefore the structure is to high current application scenarios With certain limitation.

Utility model content

Therefore, the technical problem to be solved by the present invention is to overcome self structure in the prior art complicated, installation Assemble it is cumbersome, to high current application scenarios have certain limitation defect, to provide a kind of electric connector, the utility model Additionally provide a kind of plug-type power distribution cabinet using the electric connector.

A kind of electric connector provided by the utility model, including plug-assembly and jack assemblies,

The plug-assembly includes：

Plug casing is equipped with dynamic plug and is equipped with the first guide frame；

The dynamic plug, including a pair of conductive piece and bias piece；The conductive sheet has the fixing end being mutually permanently connected And to the connecting pin clamped close to direction under bias piece effect, the working surface of conductive sheet described in the connecting pin two It is oppositely arranged；

The jack assemblies include：

Socket casing is equipped with quiet with the dynamic plug cooperation between the connecting pin for being inserted into a pair of conductive sheet Plug, and, the second guide frame with first guide frame cooperation；The Socket casing is with the plug casing in institute It states and is slidably matched on the mating direction of plug and the quiet plug；

First guide frame and second guide frame match the limitation dynamic plug and the quiet plug exists Mutual centering on the mating direction.

Optionally, the dynamic plug further includes the connecting plate being fixedly connected with the fixing end；The connecting plate with it is described The corresponding working surface of fixing end is fitted and connected.

Optionally, the connecting pin have at the cooperation of the quiet Plug contact cooperation, and from edge at the cooperation Far from the connecting plate direction to the guide part far from another conductive sheet direction bending.

Optionally, the conductive sheet includes the conductive sheet ontology between the fixing end and the cooperation, described Conductive sheet ontology is arcuate platy structure of the opening towards another conductive sheet.

Optionally, the conductive sheet offer it is at least one from the connecting pin through at the cooperation to close to the connection The gap that plate direction extends.

Optionally, the conductive sheet is fixedly connected on the connecting plate by rivet.

Optionally, the bias piece is the elastic piece for fitting in the conductive sheet setting, and the elastic piece is fixedly installed in The connecting plate.

Optionally, the elastic piece and the conductive sheet are fixedly connected on the connecting plate by rivet.

Optionally, include mounting base for engaging the dynamic plug, the mounting base is fixedly installed in the jack shell Internal portion.

Optionally, the quiet plug is to match with two conductive sheets between the two pairs of conductive sheets of the dynamic plug The contact chip of conjunction, the end that the Socket casing corresponds to quiet plug towards the outside are provided with the protection knot for preventing human hand from touching Structure.

Optionally, the safeguard structure includes blocking the protection ontology of the quiet plug and being corresponded on the protection ontology First opening of the conductive sheet setting.

Optionally, first guide frame is the guide protrusions being set to outside the plug casing, and described second leads It is the guiding groove being set to inside the Socket casing to structure.

Optionally, the guide protrusions are the protrusion that the setting plug casing both sides extend along the mating direction Structure, the groove that is oriented to is to be set to the groove structure extended along the mating direction inside the Socket casing.

Optionally, the plug casing and the Socket casing correspond to the dynamic plug and the quiet plug cooperation position is opened Equipped with heat emission hole.

The utility model also provides a kind of plug-type power distribution cabinet, including electric connector described in any one of the above embodiments.

Technical solutions of the utility model have the following advantages that：

1. a kind of electric connector provided by the utility model, passes through the cooperation of the first guide frame and the second guide frame Realize the limitation moved upwards in mating side to moving plug and quiet plug.So design, in plug casing and Socket casing Even if there is certain mismatch error, it can ensure to move plug and quiet by correcting the cooperation of plug casing and Socket casing The cooperation centering of plug；And the fixing end of conductive sheet is fixedly connected, and is not necessarily to other special compoundings, and simple in structure, assembly is easy.

2. a kind of electric connector provided by the utility model, working surface is opposite, moves plug and quiet Plug contact area Greatly, contact resistance is small, and can be easily adapted to the application scenarios of larger current by the width of extension working surface.

3. a kind of electric connector provided by the utility model is provided with gap in cooperation position, it is conducive to dynamic plug and quiet Plug cooperation position heat dissipation, to preferably adapt to high current application scenarios.

Description of the drawings

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific implementation mode or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art Under the premise of labour, other drawings may also be obtained based on these drawings.

Fig. 1 is the structural schematic diagram of plug-assembly in a kind of electric connector provided by the utility model；

Fig. 2 is the structural schematic diagram of jack assemblies in a kind of electric connector provided by the utility model；

Fig. 3 is the structural schematic diagram that plug is moved in Fig. 1；

Fig. 4 is the structural schematic diagram of conductive sheet and connecting plate in Fig. 3；

Fig. 5 is the structural schematic diagram of dynamic plug another embodiment provided by the utility model；

Fig. 6 is the structural schematic diagram of plug casing in Fig. 1.

Reference sign：

1- plug casings, 11- guide protrusions, 12- heat emission holes, 13- installation cavitys, 2- move plug, 3- mounting bases, 4- socket shells Body, 41- are oriented to groove, 42- safeguard structures, the openings of 43- first, the quiet plugs of 5-, 6- connecting plates, 61- limit protrusions, 7- springs Piece, 8- conductive sheets, 81- fixing ends, 82- conductive sheets ontology, at 83- cooperations, 84- working surfaces, 85- gap.

Specific implementation mode

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally The every other embodiment that field those of ordinary skill is obtained without making creative work, belongs to this practicality Novel protected range.

Fig. 1 to Fig. 6 shows a kind of electric connector embodiment provided by the utility model.

The electric connector includes mating so that the plug-assembly and jack assemblies in circuit is connected.Plug-assembly includes plug Shell 1 and three dynamic plugs 2 being installed in plug casing 1.Jack assemblies include Socket casing 4 and are installed on Socket casing 4 The quiet plug 5 coordinated with dynamic plug 2.

It please refers to Fig.2 to Fig. 4, it includes connecting plate 6, a pair of conductive piece 8 and spring leaf 7 to move plug 2.Connecting plate 6 is plate Shape structure, the one end for corresponding to mating direction are connected through a screw thread part and are connected with cable, and the other end is for installing and consolidating Determine the installation end of conductive sheet 8 and spring leaf 7.The both sides that connecting plate 6 corresponds to installation end position are provided with along perpendicular to mating The limit protrusion 61 that direction extends.

Conductive sheet 8 is the platy structure of strip comprising in the side with one fixed width on mating direction Face, the side are known as working surface 84.Conductive sheet 8 includes conductive sheet ontology 82 and the fixing end positioned at 82 both ends of conductive sheet ontology 81 and connecting pin.Conductive sheet ontology 82 is arcuate platy structure of the opening towards another conductive sheet 8.So set, making conductive sheet 8 Itself it is elastic construction, there is certain elastic force, the elastic force to be conducive to conductive sheet 8 and be moved to direction close to each other.It leads Electric piece 8 corresponds to the working surface 84 and 6 face close fit of connecting plate of fixing end 81, and is fixedly connected by rivet.It is arranged in pairs The working surface 84 of two conductive sheets 8 is opposite.The connecting pin of conductive sheet 8 has 83 at the cooperation being engaged with quiet plug 5, with And 83 guide part bent to separate 8 direction of another conductive sheet along separate 6 direction of connecting plate from cooperation.The setting of guide part Be conducive to guide quiet plug 5 to enter 83 at cooperation, between facilitating 83 at the cooperation of the pairs of conductive sheet of the insertion of quiet plug 58.

As shown in figure 5, conductive sheet 8 offer it is at least one from connecting pin through at cooperation 83 to prolonging close to 6 direction of connecting plate The gap 85 stretched.The cooperation position of dynamic plug 2 and quiet plug 5 is provided with gap 85, is conducive to dynamic plug 2 and quiet plug 5 exists The heat dissipation of cooperation position, so as to better adapt to the application scenarios of high current.

It, can be by the width of increase by 8 working surface 84 of conductive sheet, to adapt to the applied field of high current in the technical program Scape.Accordingly, the number of gap 85 can be increased according to the width of 8 working face 84 of conductive sheet.It is more in the prior art stacked It designs, moves plug 2 in the technical program and 5 contact area of quiet plug is big so that Wen Sheng little, it is easier to adapt to answering for high current Use scene.

Spring leaf 7 corresponds to conductive sheet 8 and is arranged, and is set as two, structure is similar to conductive sheet 8.Two spring leafs 7 are distinguished Fitting is set to the outside of two conductive sheets 8.Under the resilient force of spring leaf 7, conductive sheet 8 is clamped to centre position, is made 83 structure is close to each other at two conductive sheets, 8 cooperation, more reliably secure to make plug 2 and quiet plug 5 contact.Spring leaf 7 fixing end and the fixing end 81 of conductive sheet 8 are correspondingly arranged, and the installation end of connecting plate 6 is fixedly installed in using same rivet.

Plug-assembly further includes the mounting base 3 for installing dynamic plug 2.Mounting base 3 is square structure, including can fasten and be The first pedestal and the first pedestal of one.It is offered on first pedestal and/or the second pedestal for engaging 2 connecting plate 6 of dynamic plug Installation groove, be additionally provided with the limiting groove coordinated with limit protrusion 61.Installation groove and limiting groove are realized to dynamic plug 2 Fixed installation.After dynamic plug 2 is installed on the installation groove, the first pedestal and the second pedestal fasten.Mounting base 3 is installed on plug Shell 1, and it is connected through a screw thread the fixed installation of part realization and plug casing 1.

Referring to FIG. 6, plug casing 1 is made of insulating materials, to house the shell structure of mounting base 3 and dynamic plug 2, It includes corresponding dynamic plug 2 and the installation cavity 13 that mounting base 3 is arranged.Three installation cavitys 13 are uniformly distributed on the same line.It inserts The square casing that casing 1 generally extends along 13 arragement direction of installation cavity.13 both ends of installation cavity, which have, allows quiet plug 5 to enter The second opening coordinated with dynamic plug 2 and the third opening for allowing the stretching of connecting plate 6 with connecting cable.The width of installation cavity 13 The setting of 3 shape of mounting base should be corresponded to height, is suitable for card and fixed mounting 3.

The left and right sides of plug casing 1 is symmetrical arranged there are two guide protrusions 11, and guide protrusions 11 are along dynamic plug 2 and quiet to insert First 5 mating direction has the bulge-structure of the extension of setting length.

Referring to FIG. 2, jack assemblies include Socket casing 4 and the quiet plug 5 that coordinates with dynamic plug 2.Quiet plug 5 is installed on Socket casing 4.Correspondingly, quiet plug 5 is also configured as three, and arragement direction and position are identical as dynamic plug 2.Quiet plug 5 is Contact chip between 2 two pairs of conductive sheets 8 of dynamic plug with the cooperation of two conductive sheets 8.Contact chip is laminated structure.Quiet plug 5 Contact chip is located at the center plane location of 2 pairs of conductive sheet 8 of dynamic plug when coordinating with dynamic plug 2.Socket casing 4 is by insulating materials It is made, for the shell structure for fixing quiet plug 5.Plug casing 1 has the 4th of the insertion cooperation for allowing plug-assembly to open Mouthful.

The guiding groove 41 coordinated with guide protrusions 11 is provided on 4 madial wall of Socket casing.It is along slotting to be oriented to groove 41 Connecing cooperation direction has the groove structure of extension of setting length.In the case where being oriented to the cooperation limitation of groove 41 and guide protrusions 11, Plug casing 1 is slided along mating direction relative to Socket casing 4, and then plug 2 is moved in limitation and quiet plug 5 is matched in grafting Close mutual centering on direction.So design, even if when certain mismatch error occur in plug casing 1 and Socket casing 4, energy Enough cooperations by correcting plug casing 1 and Socket casing 4 ensure to move the cooperation centering of plug 2 and quiet plug 5.

The end that Socket casing 4 corresponds to quiet plug 5 towards outside is provided with the safeguard structure 42 for preventing human hand from touching.Protection Structure 42 includes the first opening 43 blocked the protection ontology of quiet plug 5 and correspond to the setting of conductive sheet 8 on protection ontology.

For the ease of moving the heat dissipation of 5 contact position of plug 2 and quiet plug, plug casing 1 and Socket casing 4, which correspond to, moves plug 2 and 5 cooperation position of quiet plug be further opened with heat emission hole 12.

It, can conductive line according to actual needs it should be evident that the number of dynamic plug 2 and quiet plug 5 is not limited to three Number is arranged in road.

It should be noted that " mating direction " refers to that plug-assembly is slided relative to jack assemblies to realize herein Dynamic plug 2 moves to the direction that cooperation position is designed with quiet plug 5.

The bias pieces such as tension spring, baffle ring spring can be set as another embodiment, between pairs of conductive sheet 8, made It can firmly make two conductive sheets 8 close to each other.

As another embodiment, the mode that welding can be used with connecting plate 6 for conductive sheet 8 is fixedly connected, 8 He of conductive sheet Connecting plate 6 or integral structure.The fixing end 81 for meeting pairs of conductive sheet 8 is relatively fixed.

As another embodiment, guide protrusions 11 and the cooperation for being oriented to groove 41 may be configured as multiple, installation position Also it can be set according to actual conditions, such as four guide protrusions 11, be located at four positions of up, down, left and right of plug casing 1 It sets, correspondingly, the guiding groove 41 coordinated with guide protrusions 11 is provided on Socket casing 4.It should be evident that guide protrusions 11 It can be interchanged with the position for being oriented to groove 41.

Guide rail, mutually matched first guide frame such as thread lead screw and the second guide frame can also be used in the technical program Realize the limit moved to plug casing 1 and Socket casing 4.

The utility model additionally provides a kind of plug-type power distribution cabinet using above-mentioned electric connector.

Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or Among the protection domain that variation is created still in the utility model.

Claims (15)

1. a kind of electric connector, which is characterized in that including plug-assembly and jack assemblies,

The plug-assembly includes：

Plug casing (1) is equipped with dynamic plug (2) and is equipped with the first guide frame；

The dynamic plug (2), including a pair of conductive piece (8) and bias piece；The conductive sheet (8) has what is be mutually permanently connected to consolidate Fixed end and the connecting pin clamped to close direction under bias piece effect, the conductive sheet (8) described in the connecting pin two Working surface is oppositely arranged；

The jack assemblies include：

Socket casing (4) is equipped between the connecting pin for being inserted into a pair of conductive sheet (8) and matches with the dynamic plug (2) The quiet plug (5) closed, and, the second guide frame with first guide frame cooperation；The Socket casing (4) with it is described Plug casing (1) is slidably matched on the mating direction of the dynamic plug (2) and the quiet plug (5)；

First guide frame and second guide frame match the limitation dynamic plug (2) and the quiet plug (5) On the mating direction mutually in.

2. electric connector according to claim 1, it is characterised in that：The dynamic plug (2) further includes and the fixing end (81) connecting plate (6) being fixedly connected；The connecting plate (6) the working surface fitting corresponding with the fixing end (81) connects It connects.

3. electric connector according to claim 2, it is characterised in that：The connecting pin has to be connect with the quiet plug (5) Touch at the cooperation of cooperation (83), and from the cooperation (83) along far from the connecting plate (6) direction to far from another described The guide part of conductive sheet direction bending.

4. electric connector according to claim 3, it is characterised in that：The conductive sheet (8) includes being located at the fixing end (81) and the conductive sheet ontology (82) at the cooperation between (83), the conductive sheet ontology (82) are to be open towards another described The arcuate platy structure of conductive sheet.

5. electric connector according to claim 3, it is characterised in that：The conductive sheet (8) offers at least one from institute Connecting pin is stated through (83) at the cooperation to the gap (85) close to the extension of the connecting plate (6) direction.

6. according to claim 1-5 any one of them electric connectors, it is characterised in that：The conductive sheet (8) is solid by rivet Surely it is connected to the connecting plate (6).

7. according to claim 2-5 any one of them electric connectors, it is characterised in that：The bias piece is to fit in described lead The elastic piece (7) of electric piece (8) setting, the elastic piece (7) are fixedly installed in the connecting plate (6).

8. electric connector according to claim 7, it is characterised in that：The elastic piece (7) and the conductive sheet (8) pass through Rivet is fixedly connected on the connecting plate (6).

9. electric connector according to claim 1, it is characterised in that：Installation including being used to engage the dynamic plug (2) Seat (3), it is internal that the mounting base (3) is fixedly installed in the plug casing (1).

10. electric connector according to claim 1, it is characterised in that：The quiet plug (5) is in the dynamic plug (2) Between the two pairs of conductive sheets (8) institute is corresponded to the contact chip of two conductive sheet (8) cooperations, the Socket casing (4) The end for stating quiet plug (5) towards outside is provided with the safeguard structure (42) for preventing human hand from touching.

11. electric connector according to claim 10, it is characterised in that：The safeguard structure (42) is described quiet including blocking The protection ontology of plug (5) and the first opening (43) that the conductive sheet (8) setting is corresponded on the protection ontology.

12. electric connector according to claim 1, it is characterised in that：First guide frame is to be set to described insert The external guide protrusions (11) of casing (1), second guide frame are to be set to the internal guiding of the Socket casing (4) Groove (41).

13. electric connector according to claim 12, it is characterised in that：The guide protrusions (11) are that the plug is arranged The bulge-structure that shell (1) both sides extend along the mating direction, the guiding groove (41) are to be set to the socket The internal groove structure extended along the mating direction of shell (4).

14. electric connector according to claim 1, it is characterised in that：The plug casing (1) and the Socket casing (4) the corresponding dynamic plug (2) and the quiet plug (5) cooperation position offer heat emission hole (12).

15. a kind of plug-type power distribution cabinet, it is characterised in that：Including claim 1-14 any one of them electric connectors.