CN206225615U - Contact structures and its making mould in connector contact formula elasticity - Google Patents
Contact structures and its making mould in connector contact formula elasticity Download PDFInfo
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- CN206225615U CN206225615U CN201621287713.1U CN201621287713U CN206225615U CN 206225615 U CN206225615 U CN 206225615U CN 201621287713 U CN201621287713 U CN 201621287713U CN 206225615 U CN206225615 U CN 206225615U
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Abstract
The utility model discloses contact structures in a kind of connector contact formula elasticity and its making mould and preparation method.The technical problem to be solved is that the current electric motor car high-tension connector contact structures contact point for using is few, contact resistance is larger, processed complex, on the high side.The utility model includes Elastic Contact ring, cylinder contacts head and socket main body, Elastic Contact ring is docked after being fixed in socket main body with cylinder contacts head, Elastic Contact ring is opening tubular construction, and opening tubular construction inner side is evenly distributed with arc salient point, and Elastic Contact ring is provided with linear slit along tube axial direction.Using the utility model after above-mentioned technical proposal, can process simple and convenient in the case of ensureing that multiconductor contact resistance is standard compliant.
Description
Technical field
The utility model is related to auto harness designing field, and in particular in a kind of electric motor car high-tension connector contact elasticity
Contact structures and preparation method thereof.
Background technology
Electric automobile with more than 600V high pressures and more than 300A high current systems, traditional automotive connector contact knot
Structure cannot all meet standard requirement in electrical property safety and contact resistance, the electric motor car high-tension connector contact knot for using at present
Although petal design processing is simple but contact point is few in structure, contact resistance is larger；Although double helix and coil spring structure contact point compared with
Many but processed complex, causes the market price higher.Therefore a kind of processing easily multiconductor high-tension connector interior contact is developed
Structure is significant to reducing the cost of electric motor car high-tension connector.
Utility model content
The technical problems to be solved in the utility model is the current electric motor car high-tension connector contact structures contact point for using
Less, contact resistance is larger, processed complex, on the high side, there is provided one kind processing is simple and convenient, using safety and stability, processing
Contact structures and preparation method thereof in the electric motor car high-tension connector contact elasticity of low cost.
In order to solve the above technical problems, the utility model uses following technical proposals：A kind of electric motor car high-tension connector is touched
Contact structures in point type elasticity, including Elastic Contact ring, cylinder contacts head and socket main body, Elastic Contact ring are fixed on socket master
Docked with cylinder contacts head after in vivo, Elastic Contact ring is opening tubular construction, and it is convex that opening tubular construction inner side is evenly distributed with arc
Point, Elastic Contact ring is provided with linear slit along tube axial direction.
Described cylinder contacts head includes head and afterbody, and locating ring, head outer diameter and bullet are provided between head and afterbody
Property contact ring internal diameter be engaged, it is raised that the end in cylinder contacts head portion is provided with arcuation.
The socket main body is provided with crimping chamber including one end, and the other end is provided with elastic ring cavity and cavity overcoat, elastic connecting
Tactile ring is arranged on elastic ring inside cavity, and cavity overcoat is socketed in the outer surface of elastic ring cavity, on elastic ring cavity upper surface
Annular groove is provided with, the cross section of annular groove is semicircle.
After the cavity overcoat is socketed in the outer surface of elastic ring cavity, in the cavity overcoat of annular groove opposite position
On crimped；The impression for crimping out is put outside cavity four, and four impressions are distributed along annular groove even circumferential.
The a diameter of 3-16 mm of open tube of described Elastic Contact ring, arc salient point radius is 0.5-1 mm, arc salient point
Highly it is 0.2-0.5 mm.
The width of the linear slit is less than 0.5mm.
The making mould of contact structures in a kind of electric motor car high-tension connector contact elasticity, including shaping internal model and shaping
External mold, described shaping internal model external diameter is engaged with Elastic Contact ring internal diameter, and the outer surface for being molded internal model is provided with and Elastic Contact
The depression that arc salient point on ring is engaged；Described shaping external mold includes upper die and lower die, the curved surface on the inside of upper die and lower die
It is provided with the embossed mould being engaged with arc salient point on Elastic Contact ring.
Described shaping internal model lower section is provided with positioning cylinder, and shaping internal model side is provided with pull-out plate；Described lower mould one end
The location hole being engaged with positioning cylinder is provided with, the lower mould other end is provided with location-plate, and lower mould upper surface is provided with fixing hole, upper mould
Lower section is provided with the matched moulds guide rod being engaged with fixing hole.
Can be processed in the case of ensureing that multiconductor contact resistance is standard compliant using the utility model of said structure
It is simple and convenient.The application safety and stability of high-tension connector are improve, processing cost can be also reduced.The utility model structure
Simply, dependable performance, have wide range of applications, can effectively promote the application of high-tension connector；Contact resistance is low, reaches
The contact resistance requirement of LV215 high-tension connectors；Processed by the interior external mold matched moulds for designing, simple and convenient processing method is beneficial to
Reduces cost, realizes batch production.
Brief description of the drawings
Fig. 1 is the utility model Elastic Contact ring structure schematic diagram；
Fig. 2 is the utility model cylinder contacts header structure schematic diagram；
Fig. 3 is the utility model socket main body structural representation；
Fig. 4 is the utility model cavity jacket structure schematic diagram；
Fig. 5 is the utility model shaping internal model structure schematic diagram；
Fig. 6 is the utility model shaping external mold structural representation.
Specific embodiment
As shown in Figures 1 to 6, a kind of contact structures in electric motor car high-tension connector contact elasticity, including Elastic Contact
Ring 1, cylinder contacts first 2 and socket main body 5, first with cylinder contacts 2 dock after Elastic Contact ring 1 is fixed in socket main body 5, bullet
Property contact ring 1 be opening tubular construction, opening tubular construction inner side be evenly distributed with arc salient point 11, Elastic Contact ring 1 is along pipe axle side
To being provided with linear slit 12.
Described cylinder contacts first 2 include head 21 and afterbody 22, and locating ring 23, head are provided between head 21 and afterbody 22
The external diameter of portion 21 is engaged with the internal diameter of Elastic Contact ring 1, and the end of first 2 head 21 of cylinder contacts is provided with arcuation projection 24；Cylinder
It is 8 mm that the head diameter of contact head 2 is consistent with the internal diameter of Elastic Contact ring 1, and the length of head 71 is 20 mm.Arcuation is raised high by 3
mm.Afterbody 72 is a mm of diameter 4.8, deep 15 mm, the cylindrical hole of the mm of wall thickness 1.6.Locating ring 23 is prominent cylinder contacts head
2 positive camber 1.5 mm, thick 2 mm.Cylinder contacts first 2 are bronze structures, shape latter gold-plated 0.5 micron.
The socket main body 5 is provided with crimping chamber 55 including one end, and the other end is provided with elastic ring cavity 51 and cavity overcoat 52,
Elastic Contact ring 1 is arranged on inside elastic ring cavity 51, and cavity overcoat 52 is socketed in the outer surface of elastic ring cavity 51, elastic ring
The upper surface of cavity 51 is provided with annular groove 53, and the cross section of annular groove 53 is semicircle.
After the cavity overcoat 52 is socketed in the outer surface of elastic ring cavity 51, in the chamber of the opposite position of annular groove 53
Crimped on external set 52；The impression crimped out on cavity overcoat 52 has four, and four impressions are equal along the circumference of annular groove 53
Even distribution；
Elastic Contact ring 1 loads the elastic ring cavity of the socket main body of the high-tension connector that bronze is processed after machining
In body 51, the stainless steel cavity overcoat 52 of the elastic ring cavity 51 of fixed Elastic Contact ring 1 is then inserted in elastic ring cavity 51
Outer surface, and impression, impression diameter 1 are extruded to stainless steel cavity overcoat 52 in the top of annular groove 53 of socket main body 5
Mm, deep 0.3 mm, impression are used to fix the stainless steel cavity overcoat 52 of elastic ring cavity 51, and four impressions are justified along annular groove 53
All equidistantly distributeds.
The mm of 51 internal diameter of elastic ring cavity 8.6,19 mm long, the external diameter and length with Elastic Contact ring 1 are consistent, annular
Groove 53 is positioned together with stainless steel cavity overcoat 52 to Elastic Contact ring 1.The inside dimension of elastic ring cavity 51 and cylinder
The top dimension of contact head 2 is unanimously matched.Crimping chamber 55 is pressed by the shielded cable stripping head point of the socket main body other end
Connect, crimping 55 diameter of chamber 4.8 mm, deep 15 mm, the mm of wall thickness 1.6.
One end internal diameter of the cavity overcoat 52 is 10.6 mm, 19 mm long, the mm of wall thickness 1, with high-tension connector socket main body
Elastic ring cavity 51 external dimensions matching, the other end opening inside diameter of cavity overcoat 52 be 8 mm, thick 1 mm.
The opening bore of described Elastic Contact ring 1 is 3-16 mm, and the radius of arc salient point 11 is 0.5-1 mm, arc
The height of salient point 11 is 0.2-0.5 mm；The width of the linear slit 12 is less than 0.5mm.
The wall thickness of Elastic Contact ring 1 is that 0.3 mm, internal diameter are 8 mm, the high resiliency corson alloy open tube knot of 19 mm long
Structure.The radius of arc salient point 11 is 0.707 mm, and arc salient point 11 is a quarter outer surface of hollow ball, and arc salient point 11 is high
Go out to be open the mm of tubular construction negative camber 0.21, and the diameter base size of arc salient point 11 is 1 mm.Spacing is 1 between arc salient point 11
Mm, the edge of Elastic Contact ring 1 is 2 mm with a distance from nearest arc salient point 11.
The making mould of contact structures in a kind of electric motor car high-tension connector contact elasticity, including shaping internal model 3 and into
Type external mold 4, the described external diameter of shaping internal model 3 is engaged with the internal diameter of Elastic Contact ring 1, and the outer surface for being molded internal model 3 is provided with and bullet
Property contact ring 1 on the depression 33 that is engaged of arc salient point 11；Described shaping external mold 4 includes upper mould 41 and lower mould 42, upper mould
41 and the curved surface of the inner side of lower mould 42 be provided with the embossed mould 46 being engaged with arc salient point 11 on Elastic Contact ring 1；
The described lower section of shaping internal model 3 is provided with positioning cylinder 31, and shaping internal model 3 side is provided with pull-out plate 32；Under described
The one end of mould 42 is provided with the location hole 43 being engaged with positioning cylinder 31, and the lower other end of mould 42 is provided with location-plate 44, the lower upper table of mould 42
Face is provided with fixing hole 45, and the lower section of upper mould 41 is provided with the matched moulds guide rod 47 being engaged with fixing hole 45.Elastic Contact ring is by being molded
Internal model 3 and the cooperation of shaping external mold 4 are stamped to form.Shaping internal model 3 and shaping external mold 4 by being heat-treated after converted steel high processing and
Into.Shaping internal model 3 external diameter is 8 mm, the mm of length 24, the mm of 31 diameter of positioning cylinder 3,2.5 mm high.Pull out plate 8 mm long, width
3 mm's.The arc salient point 11 of the size of the depression 33 of shaping internal model 3 outer surface and the inner surface of distribution and Elastic Contact ring 1
Unanimously.Pull out plate 32 to weld together with internal model, be easy to take out internal model.
The location hole 43 of lower mould 42 apart from edge 2mm, a diameter of 3 mm of location hole 43, deep 3 mm, location hole 43 and internal model
Positioning cylinder 31 is engaged, it is ensured that matched moulds process is molded the stability of internal model 3, and the thickness of location-plate is 2 mm.Inner curve
The pit that bump sizes and distribution are formed with arc salient point 11 on resilient contact structure outer surface is consistent.Upper mould 41 is with
Intracavity diameter after mould 42 is closed is 8.6 mm, deep 24 mm, and the external diameter and length with shaping internal model are consistent.The matched moulds of upper mould is led
The mm of shank diameter 3,8 mm long.
The preparation method of contact structures, comprises the following steps in a kind of electric motor car high-tension connector contact elasticity：1. cut
Cut open tube：Cut using TURP first and cut a linear slit along open tube tube axial direction, the control of the width degree of linear slit 12 0.5 mm with
It is interior；2. the open tube after cutting is enclosed within internal model, the lower mould 42 of mobile shaping internal model 3 to shaping external mold 4, positioning cylinder 31 pairs
Upper mould 41 and the shaping of the lower matched moulds of mould 42 after quasi- location hole 43；3. external mold die sinking：Take out shaping internal model 3 and obtain multifinger elastic connecting
Ring 1 is touched, finally in the surface gold-plating of Elastic Contact ring 1.
Described open tube is cupro-nickel silicone tube, and the described width degree of linear slit 12 is less than 0.5 mm.
According to current-carrying change is held, the utility model open tube uses the mm of internal diameter 8, the cupro-nickel silicone tube of the mm of wall thickness 0.3
19 mm。
Claims (8)
1. contact structures in a kind of connector contact formula elasticity, it is characterised in that：Including Elastic Contact ring（1）, cylinder contacts head
（2）And socket main body（5）, Elastic Contact ring（1）It is fixed on socket main body（5）Interior rear and cylinder contacts head（2）Docking, elastic connecting
Touch ring（1）It is opening tubular construction, opening tubular construction inner side is evenly distributed with arc salient point（11）, Elastic Contact ring（1）Along pipe axle
Direction is provided with linear slit（12）.
2. contact structures in connector contact formula according to claim 1 elasticity, it is characterised in that：Described cylinder contacts
Head（2）Including head（21）And afterbody（22）, head（21）And afterbody（22）Between be provided with locating ring（23）, head（21）External diameter
With Elastic Contact ring（1）Internal diameter be engaged, cylinder contacts head（2）Head（21）To be provided with arcuation raised for end（24）.
3. contact structures in connector contact formula according to claim 1 elasticity, it is characterised in that：The socket main body
（5）Crimping chamber is provided with including one end（55）, the other end is provided with elastic ring cavity（51）With cavity overcoat（52）, Elastic Contact ring
（1）It is arranged on elastic ring cavity（51）Inside, cavity overcoat（52）It is socketed in elastic ring cavity（51）Outer surface, elastic ring cavity
Body（51）Upper surface is provided with annular groove（53）, annular groove（53）Cross section for semicircle.
4. contact structures in connector contact formula according to claim 1 elasticity, it is characterised in that：The cavity overcoat
（52）It is socketed in elastic ring cavity（51）Outer surface after, in annular groove（53）The cavity overcoat of opposite position（52）It is enterprising
Row crimping；Cavity overcoat（52）On the impression that crimps out have four, four impressions are along annular groove（53）Even circumferential is distributed.
5. contact structures in connector contact formula according to claim 1 elasticity, it is characterised in that：Described Elastic Contact
Ring（1）Opening bore be 3-16 mm, arc salient point（11）Radius is 0.5-1 mm, arc salient point（11）Highly it is 0.2-
0.5 mm。
6. contact structures in connector contact formula according to claim 5 elasticity, it is characterised in that：The linear slit（12）'s
Width is less than 0.5mm.
7. in a kind of connector contact formula elasticity contact structures making mould, it is characterised in that：Including shaping internal model（3）With into
Type external mold（4）, described shaping internal model（3）External diameter and Elastic Contact ring（1）Internal diameter is engaged, and is molded internal model（3）Outer surface
It is provided with and Elastic Contact ring（1）On arc salient point（11）The depression being engaged（33）；Described shaping external mold（4）Including upper mould
（41）With lower mould（42）, upper mould（41）With lower mould（42）The curved surface of inner side is provided with and Elastic Contact ring（1）Upper arc salient point
（11）The embossed mould being engaged（46）.
8. in connector contact formula according to claim 7 elasticity contact structures making mould, it is characterised in that：It is described
Shaping internal model（3）Lower section is provided with positioning cylinder（31）, it is molded internal model（3）Side is provided with pull-out plate（32）；Described lower mould
（42）One end is provided with and positioning cylinder（31）The location hole being engaged（43）, lower mould（42）The other end is provided with location-plate（44）, under
Mould（42）Upper surface is provided with fixing hole（45）, upper mould（41）Lower section be provided with and fixing hole（45）The matched moulds guide rod being engaged
（47）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621287713.1U CN206225615U (en) | 2016-11-29 | 2016-11-29 | Contact structures and its making mould in connector contact formula elasticity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621287713.1U CN206225615U (en) | 2016-11-29 | 2016-11-29 | Contact structures and its making mould in connector contact formula elasticity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206225615U true CN206225615U (en) | 2017-06-06 |
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ID=58786129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621287713.1U Active CN206225615U (en) | 2016-11-29 | 2016-11-29 | Contact structures and its making mould in connector contact formula elasticity |
Country Status (1)
| Country | Link |
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| CN (1) | CN206225615U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106384902A (en) * | 2016-11-29 | 2017-02-08 | 河南天海电器有限公司 | Connector contact type elastic internal contact structure, manufacture die and manufacture method for the same |
-
2016
- 2016-11-29 CN CN201621287713.1U patent/CN206225615U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106384902A (en) * | 2016-11-29 | 2017-02-08 | 河南天海电器有限公司 | Connector contact type elastic internal contact structure, manufacture die and manufacture method for the same |
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