CN107834266B - A kind of electric connector suitable for new-energy automobile - Google Patents

A kind of electric connector suitable for new-energy automobile Download PDF

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Publication number
CN107834266B
CN107834266B CN201710859409.2A CN201710859409A CN107834266B CN 107834266 B CN107834266 B CN 107834266B CN 201710859409 A CN201710859409 A CN 201710859409A CN 107834266 B CN107834266 B CN 107834266B
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China
Prior art keywords
shell
annular
electric connector
new
energy automobile
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Active
Application number
CN201710859409.2A
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Chinese (zh)
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CN107834266A (en
Inventor
丁晓伟
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Quanzhou Crown Machinery Manufacturing Co Ltd
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Quanzhou Crown Machinery Manufacturing Co Ltd
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Priority to CN201710859409.2A priority Critical patent/CN107834266B/en
Publication of CN107834266A publication Critical patent/CN107834266A/en
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    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46Bases; Cases
    • H01R13/502Bases; Cases composed of different pieces
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46Bases; Cases
    • H01R13/52Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • H01R13/5219Sealing means between coupling parts, e.g. interfacial seal
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2201/00Connectors or connections adapted for particular applications
    • H01R2201/26Connectors or connections adapted for particular applications for vehicles

Abstract

The invention belongs to technical field of electric connectors, more particularly, to a kind of electric connector suitable for new-energy automobile, including plug and connector, one end of plug is connected with input lead, connector one end is connected with output lead, and plug includes first shell and second shell, and first shell is cylindrical shape, first shell is equipped with far from one end of second shell and is evenly equipped with several jacks to in-flanges, and on flange;Ring-shaped step, first annular protrusion and the second annular protrusion, second shell are successively arranged on second shell side wall from right to left and is connected with several pin slots, fixed piece on earpiece in pin slot far from one end of output lead;Spring, first annular plate, the second annular slab, annular element and several inserted links composition linkage mechanism are cased on the outside of ring-shaped step.Advantage is: the present invention combines circumferential seal and axial seal two seals, effectively raises the dust and water protection performance of electric connector, ensure that the operation steady in a long-term of automobile electrical equipment.

Description

A kind of electric connector suitable for new-energy automobile
Technical field
The invention belongs to technical field of electric connectors, more particularly, to a kind of electric connector suitable for new-energy automobile.
Background technique
New-energy automobile refer to using unconventional vehicle fuel as a source of power (or using conventional vehicle fuel, Using new vehicle-mounted power plant, the dynamic Control of comprehensive vehicle and the advanced technology of driving aspect, the technical principle elder generation of formation Into, the automobile with new technology, new construction.New-energy automobile includes pure electric automobile, stroke-increasing electric automobile, hybrid power vapour Vehicle, fuel cell electric vehicle, hydrogen engine automobile, other new-energy automobiles etc.;Wherein, the number of pure electric automobile occupies The significant proportion of new-energy automobile.Since the power output of pure electric automobile fully relies on storage battery power supply, once it is used for pure electricity There is short circuit or open circuit fault in the electric connector of electrical automobile motive power outputting apparatus, not only will affect the normal row of pure electric automobile It sails, while being also possible to bringing driver and passenger into desperate situation into, therefore the work steady in a long-term of electric connector, it can be effective Guarantee automobile driving safety.
The leakproofness of electric connector is to measure one of the important indicator of its performance.Sealing system for electric connector includes Two kinds of sealing element.One seed type is between two corresponding sealing surfaces for being correspondingly connected with device part along cooperation axis The gasket or sealing ring of compression, the contact portion of two connectors forms circumferential seal at this time.Another type of sealing system System is suitable for having the connector part of cylindrical sealing surface in axial sliding during compounding practice, in cooperation position one A cylindrical surface surrounds another cylindrical surface, forms circumferential seal by the way that sealing shroud is arranged between cylindrical surface. However, existing electric connector only has one of sealing system, actual sealing effect be affected by the external environment it is larger, it is difficult With the leakproofness of permanently effective guarantee electric connector.
For this purpose, it is proposed that a kind of electric connector suitable for new-energy automobile solves the above problems.
Summary of the invention
Regarding the issue above, the present invention provides a kind of can not only carry out circumferential seal, but also axial seal can be carried out Electric connector.
In order to achieve the above objectives, present invention employs following technical proposals: a kind of electrical connection suitable for new-energy automobile Device, including plug and connector, one end of the plug are connected with input lead, and described connector one end is connected with output lead, institute Stating plug includes first shell and second shell, and the first shell is cylindrical shape, and the first shell is far from second shell One end is equipped with and is evenly equipped with several jacks to in-flanges, and on flange;The second shell is cylinder, the second shell and the One shell is threadedly coupled, and is successively arranged ring-shaped step, first annular protrusion and second on the second shell side wall from right to left Annular protrusion, the second shell are connected with several pin slots far from one end of output lead, fixed piece on earpiece in the pin slot, The pin is connect with output lead;If be cased on the outside of the ring-shaped step spring, first annular plate, the second annular slab and Dry inserted link, one end and the ring-shaped step side wall of the first annular plate offset, and the other end and spring of the first annular plate connect Connect, the other end of the spring offsets with first annular raised vertical side walls, the end of second annular slab and inserted link with The side wall of first annular protrusion is fixedly connected, and the outside of the second annular slab, and inserted link and jack position pair is arranged in the inserted link It should be arranged;Annular element is cased on the outside of second annular protrusion, the section of the annular element is wedge shaped, the annular element microcephaly End is fixedly connected with the outside of the second annular slab, and the stub end of the annular element and the side wall of the second annular protrusion offset, described The outside of annular element is equipped with seal assembly, and the seal assembly is by the wedge shaped sealing shroud in a section and a rectangular in cross-section Sealing ring composition, the sealing ring is connected to the outside of sealing shroud, and the outer ring of sealing shroud one end and the second annular protrusion Wall is tightly connected, and the sealing ring is equipped with the first aperture passed through for inserted link;It is evenly equipped on the outside of the seal assembly several The one end of inserted block, the inserted block is fixedly connected with first shell;One end face of the connector is equipped with the first column being recessed inwardly Shape slot, the bottom surface of first cylindrical groove are equipped with the second cylindrical groove being recessed inwardly, are embedded on the bottom surface of second cylindrical groove There is several and matched pin casing of pin, the pin casing is connect with output lead, and the bottom surface of first cylindrical groove is also Equipped with several and matched slot of inserted block, the outside of the second cylindrical groove is arranged in the slot.
The above-mentioned electric connector suitable for new-energy automobile, the outer diameter value phase of the first shell and second shell Deng, the surface of the ring-shaped step is equipped with external screw thread, and inner wall of the second shell close to first shell one end is equipped with internal screw thread, The second shell is threadedly coupled with ring-shaped step.
The above-mentioned electric connector suitable for new-energy automobile, the inner diameter values of second cylindrical groove are slightly larger than sealing The outer diameter value of set.
The above-mentioned electric connector suitable for new-energy automobile, the sealing shroud and sealing ring are all made of soft rubber Material, and the two is integrally formed, the sealing shroud is equipped with corner cut far from one end outer edge of first shell.
The above-mentioned electric connector suitable for new-energy automobile, the inclined-plane on the annular element is close on sealing shroud Inclined-plane setting.
The above-mentioned electric connector suitable for new-energy automobile, the maximum outside diameter value of the annular element is less than flange Inner diameter values.
The above-mentioned electric connector suitable for new-energy automobile, the sealing shroud one end passes through sealant and second The collar wall of annular protrusion is adhesively fixed.
The above-mentioned electric connector suitable for new-energy automobile, one end of the inserted link sequentially passes through jack and first Aperture simultaneously extends outwardly.
The above-mentioned electric connector suitable for new-energy automobile, the inserted block is made of plate and briquetting, described One end of plate and second shell integrally connected, the briquetting are integrally attached on the other end outer wall of plate, the pressing Block is equipped with corner cut far from second shell one end outer edge, and is equipped with and matched second aperture of briquetting on the side wall of connector.
Compared with prior art, the advantages of being originally suitable for the electric connector of new-energy automobile is: by setting plug It is set to first shell and second shell, and forms installation cavity between, can be used for installing spring and first annular plate, The linkage mechanism of second ring plate, inserted link and annular element composition reduces the difficulty of plug assembling, and then reduces the life of electric connector Produce cost;By the way that flange is arranged on the first shell, and it is arranged on flange and passes through jack for inserted link, in plug insertion connector Afterwards, connector can drive annular element to drop back together;By the way that the sealing being made of sealing shroud and sealing ring is arranged in the outside of annular element After component, plug and connector are engaged by clamping, sealing ring carries out circumferential seal to the annular contact surface of the two, and first of completion close Envelope;Annular element recession can open sealing shroud to four, and sealing shroud can carry out axial seal to the cylindrical contact face of plug and connector, By combining circumferential seal and axial seal two seals system, the dust-proof and waterproofness of electric connector is effectively raised Can, it ensure that the operation steady in a long-term of new-energy automobile electrical equipment.
Detailed description of the invention
Fig. 1 is a kind of perspective view of electric connector suitable for new-energy automobile provided by the invention;
Fig. 2 is a kind of external structure schematic diagram of electric connector suitable for new-energy automobile provided by the invention;
Fig. 3 is the partial enlarged view in Fig. 1 at A;
Fig. 4 is the perspective view of first shell a kind of electric connector suitable for new-energy automobile provided by the invention;
Fig. 5 is the perspective view of second shell a kind of electric connector suitable for new-energy automobile provided by the invention;
Fig. 6 is a kind of structural schematic diagram of electric connector seal assembly suitable for new-energy automobile provided by the invention;
Fig. 7 is the structural representation of linkage mechanism a kind of electric connector suitable for new-energy automobile provided by the invention Figure.
In figure, 1 plug, 2 connectors, 3 input leads, 4 output leads, 5 first shells, 6 second shells, 7 flange, 8 annulars Step, 9 first annular protrusions, 10 second annular protrusions, 11 pins, 12 springs, 13 first annular plates, 14 second annular slabs, 15 Inserted link, 16 annular elements, 17 sealing shrouds, 18 sealing rings, 19 inserted blocks, 20 first cylindrical grooves, 21 second cylindrical grooves, 22 pin casings, 23 slots, 24 jacks, 25 plates, 26 briquettings, 27 first apertures, 28 second apertures.
Specific embodiment
Following embodiment only exists in illustrative purpose, limits the scope of the invention without being intended to.
Embodiment
As shown in figs. 1-7, a kind of electric connector suitable for new-energy automobile, including plug 1 and connector 2, the one of plug 1 End is connected with input lead 3, and 2 one end of connector is connected with output lead 4, which is characterized in that plug 1 includes first shell 5 and the Two shells 6, first shell 5 are cylindrical shape, and first shell 5 is equipped with far from one end of second shell 6 to in-flanges 7, and on flange 7 It is evenly equipped with several jacks 24.
Second shell 6 is cylinder, and second shell 6 is threadedly coupled with first shell 5, specifically, first shell 5 and second The outer diameter value of shell 6 is equal, and the surface of ring-shaped step 8 is equipped with external screw thread, and second shell 6 is in 5 one end of first shell Wall is equipped with internal screw thread, and second shell 6 is threadedly coupled with ring-shaped step 8;It is successively arranged ring from right to left on 6 side wall of second shell The annular protrusion 10 of shape step 8, first annular raised 9 and second, second shell 6 is connected with several far from one end of output lead 4 Pin slot, fixed piece on earpiece 11 in pin slot, pin 11 are connect with output lead 4.
The outside of ring-shaped step 8 is cased with spring 12, first annular plate 13, the second annular slab 14 and several inserted links 15, the One end of one annular slab 13 offsets with 8 side wall of ring-shaped step, and the other end of first annular plate 13 is connect with spring 12, spring 12 The other end offsets with first annular raised 9 vertical side walls, and the end of the second annular slab 14 and inserted link 15 is with first annular raised 9 Side wall be fixedly connected, the outside of the second annular slab 14 is arranged in inserted link 15, and inserted link 15 is correspondingly arranged with 24 position of jack;The The outside of second ring protrusion 10 is cased with annular element 16, and the section of annular element 16 is wedge shaped, the small head end of annular element 16 and the second annular The outside of plate 14 is fixedly connected, and the stub end of annular element 16 and the side wall of the second annular protrusion 10 offset, annular element 16 and first Annular slab 13, the second annular slab 14 and inserted link 15 form linkage mechanism together;And it should be noted that the maximum of annular element 16 is outer Diameter value be less than flange inner diameter values, with guarantee annular element 16 can retraction second shell, for annular element 16 move back provide it is enough Space;The outside of annular element 16 is equipped with seal assembly, and seal assembly is by the wedge shaped sealing shroud 17 in a section and a section It is formed in the sealing ring 18 of rectangle, it should be noted that the inclined-plane setting on sealing shroud 17 is close on the inclined-plane on annular element 16, close Big envelope 17 carries out radial seal with for butt joint 2;Sealing ring 18 is connected to the outside of sealing shroud 17, and sealing ring 18 is for docking First 2 carry out circumferential seal;It is noted that sealing shroud 17 and sealing ring 18 are all made of soft rubber material, and the two one Molding, sealing shroud 17 are equipped with corner cut far from one end outer edge of first shell 5;17 one end of sealing shroud and the second annular protrusion 10 collar wall is tightly connected, and more specifically, 17 one end of sealing shroud passes through the collar wall of sealant and the second annular protrusion 10 It is adhesively fixed;Sealing ring 18 is equipped with the first aperture 27 for passing through for inserted link 15, specifically, one end of inserted link 15 sequentially pass through it is slotting Hole 24 and the first aperture 27 simultaneously extend outwardly.
Several inserted blocks 19 are evenly equipped on the outside of seal assembly, the one end of inserted block 19 is fixedly connected with first shell 5;Connector 2 end face is equipped with the first cylindrical groove 20 being recessed inwardly, and the bottom surface of the first cylindrical groove 20 is equipped with the second cylindricality being recessed inwardly Slot 21, it should be noted that the inner diameter values of the second cylindrical groove 21 are slightly larger than the outer diameter value of sealing shroud 17, in order to plug 1 and connect First 2 grafting process;Several and matched pin casing 22 of pin 11, pin casing are embedded on the bottom surface of second cylindrical groove 21 22 connect with output lead 4, and the bottom surface of the first cylindrical groove 20 is additionally provided with several and matched slot 23 of inserted block 19, and slot 23 is arranged In the outside of the second cylindrical groove 21.
Wherein, inserted block 19 is made of plate 25 and briquetting 26, and one end of plate 25 and 6 integrally connected of second shell are pressed Briquetting 26 is integrally attached on the other end outer wall of plate 25, and briquetting 26 is equipped with corner cut far from 6 one end outer edge of second shell, And be equipped on the side wall of connector 2 with matched second aperture 28 of briquetting 26, inserted block 19 is preferably two pieces, convenient to pass through two Finger pressing.
The present invention is by being arranged to first shell 5 and second shell 6 for plug 1, in order to the sky formed between The linkage mechanism that intracavitary installation spring 12 and first annular plate 13, the second annular slab 14, inserted link 15 and annular element 16 form, leads to The setting flange 7 in first shell 5 is crossed, and is arranged on flange 7 and passes through jack 24 for inserted link 15, is inserted into connector 2 in plug 1 Afterwards, connector 2 can drive annular element 16 to drop back;By the way that seal assembly is arranged in the outside of annular element 16, and by seal assembly by close Big envelope 17 and sealing ring 18 form, and after plug 1 and the cooperation clamping of connector 2, the annular contact surface of 18 pairs of the two of sealing ring carries out week To sealing, the recession of annular element 16 can open all sealing shrouds 17 to four, and sealing shroud 17 can contact plug 1 and the cylindrical of connector 2 Face carries out axial seal.
Although plug 1, connector 2, input lead 3, output lead 4, first shell 5, second shell is used more herein Body 6, flange 7, ring-shaped step 8, first annular raised 9, second annular protrusion 10, pin 11, spring 12, first annular plate 13, Second annular slab 14, inserted link 15, annular element 16, sealing shroud 17, sealing ring 18, the first aperture 19, the first cylindrical groove 20, the second column Shape slot 21, pin casing 22, slot 23, jack 24, plate 25,28 term of briquetting 26, the first aperture 27 and the second aperture, but It does not exclude the possibility of using other terms.It is of the invention the use of these items is only for being more convenient to describe and explain Essence;Being construed as any additional limitation is disagreed with spirit of that invention.

Claims (8)

1. a kind of electric connector suitable for new-energy automobile, including plug (1) and connector (2), plug (1) one end connection Have input lead (3), described connector (2) one end is connected with output lead (4), which is characterized in that the plug (1) includes first Shell (5) and second shell (6), the first shell (5) are cylindrical shape, and the first shell (5) is far from second shell (6) One end is equipped with to in-flanges (7), and several jacks (24) are evenly equipped on flange (7);The second shell (6) is cylinder, institute It states second shell (6) to be threadedly coupled with first shell (5), is successively arranged annular from right to left on second shell (6) side wall Step (8), first annular raised (9) and the second annular protrusion (10), the one of the second shell (6) separate output lead (4) End is connected with several pin slots, and fixed piece on earpiece (11) in the pin slot, the pin (11) connect with output lead (4);Institute It states and is cased with spring (12), first annular plate (13), the second annular slab (14) and several inserted links on the outside of ring-shaped step (8) (15), one end of the first annular plate (13) offsets with ring-shaped step (8) side wall, the other end of the first annular plate (13) It is connect with spring (12), the other end of the spring (12) offsets with first annular raised (9) vertical side walls, second annular The end of plate (14) and inserted link (15) is fixedly connected with the side wall of first annular raised (9), and inserted link (15) setting is the The outside of second ring plate (14), and inserted link (15) is correspondingly arranged with jack (24) position;Outside second annular protrusion (10) Side is cased with annular element (16), and the section of the annular element (16) is wedge shaped, the small head end of the annular element (16) and the second annular slab (14) outside is fixedly connected, and the side wall of the stub end and the second annular protrusion (10) of the annular element (16) offsets, the ring The outside of shape part (16) is equipped with seal assembly, and the seal assembly is by the wedge shaped sealing shroud (17) in a section and a section It is formed in the sealing ring (18) of rectangle, the sealing ring (18) is connected to the outside of sealing shroud (17), and sealing shroud (17) one end The collar wall of portion and the second annular protrusion (10) is tightly connected, and the sealing ring (18) is equipped with first passed through for inserted link (15) Aperture (27);It is evenly equipped on the outside of the seal assembly several inserted blocks (19), the one end and first shell of the inserted block (19) (5) it is fixedly connected;One end face of the connector (2) is equipped with the first cylindrical groove (20) being recessed inwardly, first cylindrical groove (20) bottom surface is equipped with the second cylindrical groove (21) for being recessed inwardly, be embedded on the bottom surface of second cylindrical groove (21) it is several with The matched pin casing (22) of pin (11), the pin casing (22) connect with output lead (4), first cylindrical groove (20) bottom surface is additionally provided with several and inserted block (19) matched slot (23), and the slot (23) is arranged in the second cylindrical groove (21) Outside;The inserted block (19) is made of plate (25) and briquetting (26), one end and second shell (6) of the plate (25) Integrally connected, the briquetting (26) are integrally attached on the other end outer wall of plate (25), and the briquetting (26) is far from the Two shells (6) one end outer edge is equipped with corner cut, and is equipped with and matched second aperture of briquetting (26) on the side wall of connector (2) (28).
2. the electric connector according to claim 1 suitable for new-energy automobile, which is characterized in that the first shell (5) equal with the outer diameter value of second shell (6), the surface of the ring-shaped step (8) is equipped with external screw thread, and second shell (6) is leaned on The inner wall of nearly first shell (5) one end is equipped with internal screw thread, and the second shell (6) is threadedly coupled with ring-shaped step (8).
3. the electric connector according to claim 1 suitable for new-energy automobile, which is characterized in that second cylindrical groove (21) inner diameter values are slightly larger than the outer diameter value of sealing shroud (17).
4. the electric connector according to claim 1 suitable for new-energy automobile, which is characterized in that the sealing shroud (17) It is all made of soft rubber material with sealing ring (18), and the two is integrally formed, the sealing shroud (17) is far from first shell (5) One end outer edge is equipped with corner cut.
5. the electric connector according to claim 1 or 4 suitable for new-energy automobile, which is characterized in that the sealing shroud (17) one end is adhesively fixed by the collar wall of sealant and the second annular protrusion (10).
6. the electric connector according to claim 1 suitable for new-energy automobile, which is characterized in that the annular element (16) Maximum outside diameter value be less than flange (7) inner diameter values.
7. the electric connector suitable for new-energy automobile according to claim 1 or 6, which is characterized in that the annular element (16) it is close to the inclined-plane setting on sealing shroud (17) in the inclined-plane on.
8. the electric connector according to claim 1 suitable for new-energy automobile, which is characterized in that the inserted link (15) One end sequentially passes through jack (24) and the first aperture (27) and extends outwardly.
CN201710859409.2A 2017-09-21 2017-09-21 A kind of electric connector suitable for new-energy automobile Active CN107834266B (en)

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Application Number Priority Date Filing Date Title
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CN107834266B true CN107834266B (en) 2019-09-24

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CN109638549B (en) * 2018-11-12 2020-04-07 河南省鼎润科技实业有限公司 Elastic waterproof connector
CN109728473A (en) * 2018-12-05 2019-05-07 东莞市鼎通精密五金股份有限公司 A kind of electric car circular high voltage interlocking connector
CN109687196B (en) * 2018-12-05 2020-01-21 东莞市鼎通精密五金股份有限公司 New energy automobile control by temperature change connector
CN109709647B (en) * 2018-12-05 2020-02-21 东莞市鼎通精密五金股份有限公司 Multi-interface SFP network communication connector and production process thereof
CN110296521A (en) * 2019-06-11 2019-10-01 江苏经贸职业技术学院 A kind of new energy air-conditioning
CN111697390B (en) * 2020-07-22 2021-06-08 广州贝兴电子科技有限公司 Charging connection structure for charging new energy automobile
CN112134066B (en) * 2020-09-15 2021-11-23 无锡铃派科技有限公司 Electric vehicle charging matching mechanism
CN112350106B (en) * 2020-11-04 2021-12-14 陆心宇 Reinforced structure is connected to computer network equipment port

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