CN211376984U - Automobile connector terminal capable of crimping aluminum or aluminum alloy wire - Google Patents
Automobile connector terminal capable of crimping aluminum or aluminum alloy wire Download PDFInfo
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- CN211376984U CN211376984U CN202020323431.2U CN202020323431U CN211376984U CN 211376984 U CN211376984 U CN 211376984U CN 202020323431 U CN202020323431 U CN 202020323431U CN 211376984 U CN211376984 U CN 211376984U
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Abstract
The utility model provides a but crimping aluminium or aluminum alloy conductor's automobile connector terminal for contact site easily produces galvanic corrosion's technical problem because the potential difference when solving the terminal and being connected with aluminium or aluminum alloy conductor. The utility model discloses a terminal body, the terminal body includes electrical connection portion, and electrical connection portion includes public end and female end, public end and female end plug-in connection, the rear portion of public end is connected with electric wire crimping portion I, and the rear portion of female end is connected with electric wire crimping portion II. The utility model discloses contact site is because the potential difference easily produces galvanic corrosion problem when can effectively solve the terminal and be connected with aluminium or aluminum alloy wire, and the integral connection is reliable, safe in utilization, and system weight and cost all reduce by a wide margin simultaneously, have very strong practicality.
Description
Technical Field
The utility model relates to an automobile spare and accessory part makes technical field, concretely relates to but automobile connector terminal of crimping aluminium or aluminum alloy wire.
Background
The automobile plug-in connector is used for realizing electrical connection or signal transmission, and the working principle of the automobile plug-in connector is that the combination of a socket sheath and a socket terminal and the combination of a plug sheath and a plug terminal are plugged together to realize the connection of a circuit. The main components for realizing circuit connection are a plug terminal and a socket terminal, and the socket sheath and the plug sheath are components for fixing and protecting the socket terminal and the plug terminal. At present, the terminal material actually used in the automobile is generally copper alloy, the conducting wire for conducting current is generally copper alloy, and the conducting performance and the mechanical performance of the terminal material can basically meet the requirements of the automobile plug-in connector. Copper, as a non-ferrous metal which is widely used in many industries, has fewer and fewer resources in the world and rapidly increases the price, which severely restricts the low-cost competition of the automobile industry, so that the copper wire and the copper terminal connected with the copper wire are also in the situation of energy shortage and raw material price increase, and the development of an automobile electrical transmission system is limited. In order to solve the problem, aluminum and aluminum alloy wires are applied to automobiles, and the aluminum and aluminum alloy wires are used for replacing copper alloy wires, so that the weight of the automobiles can be reduced, and the oil consumption and the cost can be reduced. However, galvanic corrosion is easily caused by large potential difference when aluminum and aluminum alloy are contacted with the copper terminal, and the frictional welding copper-aluminum terminal is mostly adopted to prevent the galvanic corrosion at present for solving the problem. However, the method of friction welding copper-aluminum terminals is generally used for the use of large-sized and simple-structured terminals such as storage battery lines, and for the conditions of small size, complex structure and small sectional area of the lead, the industry still cannot use aluminum or aluminum alloy leads to replace copper leads.
SUMMERY OF THE UTILITY MODEL
The technical problem of contact site because the potential difference easily produces galvanic corrosion when being connected to terminal and aluminium or aluminum alloy wire, the utility model provides a but crimping aluminium or aluminum alloy wire's automobile connector terminal can effectively solve the contact site when connector terminal is connected with aluminium or aluminum alloy wire because the potential difference easily produces galvanic corrosion problem greatly, and the monolithic connection is reliable, safe in utilization, and system weight and cost all reduce by a wide margin simultaneously.
In order to solve the technical problem, the utility model discloses a following technical scheme: the utility model provides a but crimping aluminium or aluminum alloy wire's automobile connector terminal, includes the terminal body, the terminal body includes electrical connection portion, and electrical connection portion includes public end and female end, public end and female end plug-in connection, the rear portion of public end is connected with electric wire crimping portion I, and the rear portion of female end is connected with electric wire crimping portion II.
Electric wire crimping portion I includes conductor crimping portion I and insulating crimping portion I, and I integral type stamping forming of conductor crimping portion I and insulating crimping portion, public end and I fixed connection of conductor crimping portion.
Wire crimping portion II includes conductor crimping portion II and insulating crimping portion II, and conductor crimping portion II and II integral type stamping forming of insulating crimping portion, female end and II fixed connection of conductor crimping portion.
And the insulation crimping part I and the insulation crimping part II are matched with an insulation protection layer on the electric wire conductor.
The middle parts of the conductor crimping part I, the insulation crimping part I, the conductor crimping part II and the insulation crimping part II are all provided with grooves.
Conductor crimping portion I and conductor crimping portion II all include inner structure and outer structure, and inner structure covers on outer structure's internal surface, and inner structure and outer structure fixed connection, inner structure and electric wire conductor crimping contact.
The inner layer structure is a U-shaped structure made of aluminum or aluminum alloy materials, and the outer layer structure is a U-shaped structure made of copper or copper alloy materials.
And knurls matched with the wire conductors are arranged on the inner surface of the inner layer structure.
The utility model has the advantages of simple and reasonable design, the manufacturing of being convenient for, through setting conductor crimping portion to bilayer structure, and make by aluminium or aluminum alloy material with the inlayer structure of conductor crimping contact, outer structure is made by copper or copper alloy material, contact site is because the potential difference produces galvanic corrosion's problem greatly when can solving terminal body and aluminium or aluminum alloy wire and being connected, the monolithic connection is reliable, safe in utilization, system weight and cost all reduce by a wide margin simultaneously, has very strong practicality.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a male terminal and a wire crimping part i of the present invention;
fig. 2 is a schematic structural view of the female terminal and the wire crimping part ii of the present invention;
fig. 3 is a schematic cross-sectional view of a conductor crimping portion i of the present invention;
fig. 4 is a schematic cross-sectional view of an insulating crimping part i of the present invention;
fig. 5 is a schematic structural view of the knurl of the present invention.
In the drawing, 1 is a terminal body, 3 is a recess, 6 is a wire crimping part ii, 11 is a male end, 12 is a female end, 31 is an inner layer structure, 32 is an outer layer structure, 51 is a wire crimping part i, 52 is a conductor crimping part i, 53 is an insulating crimping part i, 61 is a knurling, 62 is a conductor crimping part ii, and 63 is an insulating crimping part ii.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.
The utility model provides a but crimping aluminium or aluminum alloy wire's automobile connector terminal, including terminal body 1, terminal body 1 includes electrical connection portion, and electrical connection portion is used for realizing electrical connection, and electrical connection portion's manufacturing material is copper or copper alloy, and thickness is 0.25~0.5mm generally. As shown in fig. 1 and fig. 2, the electrical connection portion includes a male end 11 and a female end 12, an electrical plug interface is disposed at a front portion of the female end 12, the male end 11 is connected with the female end 12 through the electrical plug interface, and a separable electrical connection manner is provided for the automotive electrical transmission system through the plug-in and plug-out of the male end 11 and the female end 12. The rear part of the male end 11 is connected with a wire crimping part I51, the rear part of the female end 12 is connected with a wire crimping part II 6, and the wire crimping part I51 and the wire crimping part II 6 are both used for providing crimping conduction with a wire conductor.
Specifically, electric wire crimping portion I51 includes conductor crimping portion I52 and insulating crimping portion I53, and electric wire crimping portion II 6 includes conductor crimping portion II 62 and insulating crimping portion II 63, and conductor crimping portion I52 and insulating crimping portion I53, conductor crimping portion II 62 and insulating crimping portion II 63 are the integral type stamping forming, simple structure, and reasonable in design ensures that the crimping is effectual. Public end 11 and conductor crimping portion I52 fixed connection, female end 12 and II 62 fixed connection of conductor crimping portion, the electric connection of terminal body 1 and electric wire is realized through the mode with aluminium or aluminium alloy electric wire conductor crimping to conductor crimping portion I52 or II 62 of conductor crimping portion, the electric wire conductor is fixed in public end 11 or female end 12 through I52 or II 62 crimping back of conductor crimping portion promptly, and through the grafting cooperation of public end 11 with female end 12, thereby realize electric intercommunication, the integral connection is reliable, and simple structure, high safety in utilization, convenience. The insulating crimping part I53 and the insulating crimping part II 63 are matched with an insulating protective layer on the electric wire conductor, namely the insulating crimping part I53 and the insulating crimping part II 63 can respectively protect the conductor crimping part I52, the conductor crimping part II 62 and the electric wire conductor, and the use safety is improved.
The conductor crimping part I52 and the conductor crimping part II 62 are both made of materials such as copper or copper alloy, aluminum or aluminum alloy and the like, the thickness is generally 0.25-0.5 mm, and the thicknesses are respectively consistent with the thicknesses of the insulation crimping part I53, the insulation crimping part II 63 and the electrical connection part. Specifically, the conductor crimping part I52 and the conductor crimping part II 62 both comprise an inner structure 31 and an outer structure 32, the inner structure 31 covers the inner surface of the outer structure 32, and the inner structure 31 is fixedly connected with the outer structure 32, namely the inner structure 31 is in crimping contact with the electric wire conductor in use. Preferably, the inner layer structure 31 is a U-shaped structure made of aluminum or aluminum alloy material, the thickness of the inner layer structure is generally 0.05-0.1 mm, the outer layer structure 32 is a U-shaped structure made of copper or copper alloy material, the total thickness of the inner layer structure 31 and the outer layer structure 32 which are overlapped together is respectively consistent with the thickness of the insulating crimping part I53, the insulating crimping part II 63 and the electrical connection part, the uniform crimping of the wire conductor is ensured, the structural design can solve the problem that galvanic corrosion is easily generated at the contact part when the terminal body 1 is connected with the aluminum or aluminum alloy wire due to large potential difference, and the system weight and the cost are both greatly reduced.
The middle parts of the conductor crimping part I52, the insulation crimping part I53, the conductor crimping part II 62 and the insulation crimping part II 63 are all provided with grooves 3. As shown in particular in fig. 3 and 4, the recess 3 is intended to receive a wire conductor, thereby facilitating crimping of the wire conductor. The inner surface of the inner layer structure 31 is provided with knurls 7 matched with the electric wire conductor, namely the knurls 7 play an important role in tightly crimping the conductor crimping part I52 and the conductor crimping part II 62, so that reliable electrical connection and safe use are ensured.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. An automobile connector terminal capable of crimping an aluminum or aluminum alloy wire, comprising a terminal body (1), characterized in that: terminal body (1) includes electrical connection portion, and electrical connection portion includes public end (11) and female end (12), public end (11) and female end (12) plug-in connection, the rear portion of public end (11) is connected with electric wire crimping portion I (51), and the rear portion of female end (12) is connected with electric wire crimping portion II (6).
2. The automotive connector terminal crimpable aluminum or aluminum alloy wire according to claim 1, characterized in that: the electric wire crimping part I (51) comprises a conductor crimping part I (52) and an insulating crimping part I (53), the conductor crimping part I (52) and the insulating crimping part I (53) are integrally formed in a stamping mode, and the male end (11) is fixedly connected with the conductor crimping part I (52).
3. The automotive connector terminal crimpable aluminum or aluminum alloy wire according to claim 2, characterized in that: the electric wire crimping part II (6) comprises a conductor crimping part II (62) and an insulating crimping part II (63), the conductor crimping part II (62) and the insulating crimping part II (63) are integrally formed in a stamping mode, and the female end (12) is fixedly connected with the conductor crimping part II (62).
4. The automotive connector terminal crimpable aluminum or aluminum alloy wire according to claim 3, characterized in that: and the insulation crimping part I (53) and the insulation crimping part II (63) are matched with an insulation protective layer on the electric wire conductor.
5. The automotive connector terminal crimpable aluminum or aluminum alloy wire according to claim 3 or 4, characterized in that: the middle parts of the conductor crimping part I (52), the insulation crimping part I (53), the conductor crimping part II (62) and the insulation crimping part II (63) are provided with grooves (3).
6. The automotive connector terminal crimpable aluminum or aluminum alloy wire according to claim 5, characterized in that: the conductor crimping part I (52) and the conductor crimping part II (62) both comprise an inner layer structure (31) and an outer layer structure (32), the inner layer structure (31) covers the inner surface of the outer layer structure (32), the inner layer structure (31) is fixedly connected with the outer layer structure (32), and the inner layer structure (31) is in crimping contact with the electric wire conductor.
7. The automotive connector terminal crimpable aluminum or aluminum alloy wire according to claim 6, characterized in that: the inner layer structure (31) is a U-shaped structure made of aluminum or aluminum alloy materials, and the outer layer structure (32) is a U-shaped structure made of copper or copper alloy materials.
8. The automotive connector terminal crimpable aluminum or aluminum alloy wire according to claim 6 or 7, characterized in that: and knurling (61) matched with the electric wire conductor is arranged on the inner surface of the inner layer structure (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020323431.2U CN211376984U (en) | 2020-03-16 | 2020-03-16 | Automobile connector terminal capable of crimping aluminum or aluminum alloy wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020323431.2U CN211376984U (en) | 2020-03-16 | 2020-03-16 | Automobile connector terminal capable of crimping aluminum or aluminum alloy wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211376984U true CN211376984U (en) | 2020-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020323431.2U Active CN211376984U (en) | 2020-03-16 | 2020-03-16 | Automobile connector terminal capable of crimping aluminum or aluminum alloy wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211376984U (en) |
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2020
- 2020-03-16 CN CN202020323431.2U patent/CN211376984U/en active Active
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